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1 #! /bin/sh
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2
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3 # ltconfig - Create a system-specific libtool.
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4 # Copyright (C) 1996-1999 Free Software Foundation, Inc.
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5 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
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6 #
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7 # This file is free software; you can redistribute it and/or modify it
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8 # under the terms of the GNU General Public License as published by
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9 # the Free Software Foundation; either version 2 of the License, or
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10 # (at your option) any later version.
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11 #
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12 # This program is distributed in the hope that it will be useful, but
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13 # WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 # General Public License for more details.
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16 #
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17 # You should have received a copy of the GNU General Public License
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18 # along with this program; if not, write to the Free Software
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19 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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20 #
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21 # As a special exception to the GNU General Public License, if you
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22 # distribute this file as part of a program that contains a
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23 # configuration script generated by Autoconf, you may include it under
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24 # the same distribution terms that you use for the rest of that program.
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25
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26 # A lot of this script is taken from autoconf-2.10.
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27
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28 # Check that we are running under the correct shell.
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29 SHELL=${CONFIG_SHELL-/bin/sh}
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30 echo=echo
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31 if test "X$1" = X--no-reexec; then
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32 # Discard the --no-reexec flag, and continue.
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33 shift
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34 elif test "X$1" = X--fallback-echo; then
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35 # Avoid inline document here, it may be left over
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36 :
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37 elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then
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38 # Yippee, $echo works!
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39 :
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40 else
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41 # Restart under the correct shell.
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42 exec "$SHELL" "$0" --no-reexec ${1+"$@"}
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43 fi
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44
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45 if test "X$1" = X--fallback-echo; then
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46 # used as fallback echo
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47 shift
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48 cat <<EOF
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49 $*
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50 EOF
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51 exit 0
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52 fi
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53
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54 # Find the correct PATH separator. Usually this is `:', but
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55 # DJGPP uses `;' like DOS.
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56 if test "X${PATH_SEPARATOR+set}" != Xset; then
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57 UNAME=${UNAME-`uname 2>/dev/null`}
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58 case X$UNAME in
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59 *-DOS) PATH_SEPARATOR=';' ;;
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60 *) PATH_SEPARATOR=':' ;;
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61 esac
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62 fi
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63
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64 # The HP-UX ksh and POSIX shell print the target directory to stdout
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65 # if CDPATH is set.
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66 if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
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67
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68 if test "X${echo_test_string+set}" != Xset; then
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69 # find a string as large as possible, as long as the shell can cope with it
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70 for cmd in 'sed 50q "$0"' 'sed 20q "$0"' 'sed 10q "$0"' 'sed 2q "$0"' 'echo test'; do
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71 # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ...
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72 if (echo_test_string="`eval $cmd`") 2>/dev/null &&
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73 echo_test_string="`eval $cmd`" &&
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74 (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null; then
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75 break
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76 fi
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77 done
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78 fi
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79
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80 if test "X`($echo '\t') 2>/dev/null`" != 'X\t' ||
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81 test "X`($echo "$echo_test_string") 2>/dev/null`" != X"$echo_test_string"; then
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82 # The Solaris, AIX, and Digital Unix default echo programs unquote
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83 # backslashes. This makes it impossible to quote backslashes using
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84 # echo "$something" | sed 's/\\/\\\\/g'
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85 #
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86 # So, first we look for a working echo in the user's PATH.
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87
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88 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
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89 for dir in $PATH /usr/ucb; do
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90 if (test -f $dir/echo || test -f $dir/echo$ac_exeext) &&
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91 test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' &&
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92 test "X`($dir/echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
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93 echo="$dir/echo"
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94 break
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95 fi
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96 done
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97 IFS="$save_ifs"
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98
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99 if test "X$echo" = Xecho; then
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100 # We didn't find a better echo, so look for alternatives.
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101 if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' &&
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102 test "X`(print -r "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
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103 # This shell has a builtin print -r that does the trick.
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104 echo='print -r'
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105 elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) &&
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106 test "X$CONFIG_SHELL" != X/bin/ksh; then
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107 # If we have ksh, try running ltconfig again with it.
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108 ORIGINAL_CONFIG_SHELL="${CONFIG_SHELL-/bin/sh}"
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109 export ORIGINAL_CONFIG_SHELL
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110 CONFIG_SHELL=/bin/ksh
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111 export CONFIG_SHELL
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112 exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"}
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113 else
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114 # Try using printf.
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115 echo='printf "%s\n"'
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116 if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
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117 test "X`($echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
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118 # Cool, printf works
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119 :
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120 elif test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' &&
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121 test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
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122 CONFIG_SHELL="$ORIGINAL_CONFIG_SHELL"
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123 export CONFIG_SHELL
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124 SHELL="$CONFIG_SHELL"
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125 export SHELL
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126 echo="$CONFIG_SHELL $0 --fallback-echo"
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127 elif test "X`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' &&
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128 test "X`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
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129 echo="$CONFIG_SHELL $0 --fallback-echo"
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130 else
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131 # maybe with a smaller string...
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132 prev=:
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133
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134 for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do
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135 if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null; then
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136 break
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137 fi
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138 prev="$cmd"
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139 done
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140
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141 if test "$prev" != 'sed 50q "$0"'; then
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142 echo_test_string=`eval $prev`
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143 export echo_test_string
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144 exec "${ORIGINAL_CONFIG_SHELL}" "$0" ${1+"$@"}
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145 else
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146 # Oops. We lost completely, so just stick with echo.
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147 echo=echo
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148 fi
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149 fi
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150 fi
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151 fi
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152 fi
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153
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154 # Sed substitution that helps us do robust quoting. It backslashifies
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155 # metacharacters that are still active within double-quoted strings.
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156 Xsed='sed -e s/^X//'
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157 sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g'
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158
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159 # Same as above, but do not quote variable references.
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160 double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g'
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161
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162 # Sed substitution to delay expansion of an escaped shell variable in a
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163 # double_quote_subst'ed string.
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164 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
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165
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166 # The name of this program.
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167 progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'`
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168
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169 # Constants:
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170 PROGRAM=ltconfig
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171 PACKAGE=libtool
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172 VERSION=1.3.5
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173 TIMESTAMP=" (1.385.2.206 2000/05/27 11:12:27)"
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174 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
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175 ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
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176 rm="rm -f"
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177
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178 help="Try \`$progname --help' for more information."
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179
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180 # Global variables:
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181 default_ofile=libtool
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182 can_build_shared=yes
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183 enable_shared=yes
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184 # All known linkers require a `.a' archive for static linking (except M$VC,
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185 # which needs '.lib').
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186 enable_static=yes
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187 enable_fast_install=yes
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188 enable_dlopen=unknown
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189 enable_win32_dll=no
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190 ltmain=
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191 silent=
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192 srcdir=
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193 ac_config_guess=
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194 ac_config_sub=
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195 host=
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196 nonopt=
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197 ofile="$default_ofile"
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198 verify_host=yes
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199 with_gcc=no
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200 with_gnu_ld=no
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201 need_locks=yes
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202 ac_ext=c
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203 objext=o
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204 libext=a
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205 exeext=
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206 cache_file=
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207
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208 old_AR="$AR"
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209 old_CC="$CC"
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210 old_CFLAGS="$CFLAGS"
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211 old_CPPFLAGS="$CPPFLAGS"
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212 old_LDFLAGS="$LDFLAGS"
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213 old_LD="$LD"
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214 old_LN_S="$LN_S"
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215 old_LIBS="$LIBS"
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216 old_NM="$NM"
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217 old_RANLIB="$RANLIB"
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218 old_DLLTOOL="$DLLTOOL"
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219 old_OBJDUMP="$OBJDUMP"
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220 old_AS="$AS"
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221
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222 # Parse the command line options.
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223 args=
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224 prev=
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225 for option
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226 do
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227 case "$option" in
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228 -*=*) optarg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
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229 *) optarg= ;;
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230 esac
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231
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232 # If the previous option needs an argument, assign it.
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233 if test -n "$prev"; then
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234 eval "$prev=\$option"
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235 prev=
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236 continue
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237 fi
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238
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239 case "$option" in
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240 --help) cat <<EOM
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241 Usage: $progname [OPTION]... [HOST [LTMAIN]]
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242
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243 Generate a system-specific libtool script.
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244
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245 --debug enable verbose shell tracing
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246 --disable-shared do not build shared libraries
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247 --disable-static do not build static libraries
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248 --disable-fast-install do not optimize for fast installation
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249 --enable-dlopen enable dlopen support
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250 --enable-win32-dll enable building dlls on win32 hosts
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251 --help display this help and exit
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252 --no-verify do not verify that HOST is a valid host type
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253 -o, --output=FILE specify the output file [default=$default_ofile]
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254 --quiet same as \`--silent'
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255 --silent do not print informational messages
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256 --srcdir=DIR find \`config.guess' in DIR
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257 --version output version information and exit
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258 --with-gcc assume that the GNU C compiler will be used
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259 --with-gnu-ld assume that the C compiler uses the GNU linker
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260 --disable-lock disable file locking
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261 --cache-file=FILE configure cache file
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262
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263 LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program
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264 that provides basic libtool functionality.
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265
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266 HOST is the canonical host system name [default=guessed].
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267 EOM
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268 exit 0
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269 ;;
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270
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271 --debug)
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272 echo "$progname: enabling shell trace mode"
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273 set -x
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274 ;;
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275
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276 --disable-shared) enable_shared=no ;;
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277
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278 --disable-static) enable_static=no ;;
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279
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280 --disable-fast-install) enable_fast_install=no ;;
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281
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282 --enable-dlopen) enable_dlopen=yes ;;
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283
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284 --enable-win32-dll) enable_win32_dll=yes ;;
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285
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286 --quiet | --silent) silent=yes ;;
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287
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288 --srcdir) prev=srcdir ;;
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289 --srcdir=*) srcdir="$optarg" ;;
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290
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291 --no-verify) verify_host=no ;;
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292
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293 --output | -o) prev=ofile ;;
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294 --output=*) ofile="$optarg" ;;
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295
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296 --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;;
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297
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298 --with-gcc) with_gcc=yes ;;
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299 --with-gnu-ld) with_gnu_ld=yes ;;
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300
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301 --disable-lock) need_locks=no ;;
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302
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303 --cache-file=*) cache_file="$optarg" ;;
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304
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305 -*)
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306 echo "$progname: unrecognized option \`$option'" 1>&2
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307 echo "$help" 1>&2
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308 exit 1
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309 ;;
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310
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311 *)
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312 if test -z "$ltmain"; then
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313 ltmain="$option"
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314 elif test -z "$host"; then
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315 # This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1
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316 # if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then
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317 # echo "$progname: warning \`$option' is not a valid host type" 1>&2
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318 # fi
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319 host="$option"
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320 else
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321 echo "$progname: too many arguments" 1>&2
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322 echo "$help" 1>&2
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323 exit 1
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324 fi ;;
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325 esac
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326 done
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327
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328 if test -z "$ltmain"; then
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329 echo "$progname: you must specify a LTMAIN file" 1>&2
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330 echo "$help" 1>&2
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331 exit 1
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332 fi
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333
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334 if test ! -f "$ltmain"; then
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335 echo "$progname: \`$ltmain' does not exist" 1>&2
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336 echo "$help" 1>&2
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337 exit 1
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338 fi
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339
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340 # Quote any args containing shell metacharacters.
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341 ltconfig_args=
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342 for arg
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343 do
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344 case "$arg" in
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345 *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
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346 ltconfig_args="$ltconfig_args '$arg'" ;;
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347 *) ltconfig_args="$ltconfig_args $arg" ;;
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348 esac
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349 done
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350
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351 # A relevant subset of AC_INIT.
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352
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353 # File descriptor usage:
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354 # 0 standard input
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355 # 1 file creation
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356 # 2 errors and warnings
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357 # 3 some systems may open it to /dev/tty
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358 # 4 used on the Kubota Titan
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359 # 5 compiler messages saved in config.log
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360 # 6 checking for... messages and results
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361 if test "$silent" = yes; then
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362 exec 6>/dev/null
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363 else
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364 exec 6>&1
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365 fi
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366 exec 5>>./config.log
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367
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368 # NLS nuisances.
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369 # Only set LANG and LC_ALL to C if already set.
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370 # These must not be set unconditionally because not all systems understand
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371 # e.g. LANG=C (notably SCO).
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372 if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi
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373 if test "X${LANG+set}" = Xset; then LANG=C; export LANG; fi
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374
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375 if test -n "$cache_file" && test -r "$cache_file"; then
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376 echo "loading cache $cache_file within ltconfig"
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377 . $cache_file
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378 fi
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379
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380 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
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381 # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
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382 if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
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383 ac_n= ac_c='
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384 ' ac_t=' '
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385 else
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386 ac_n=-n ac_c= ac_t=
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387 fi
|
|
|
388 else
|
|
|
389 ac_n= ac_c='\c' ac_t=
|
|
|
390 fi
|
|
|
391
|
|
|
392 if test -z "$srcdir"; then
|
|
|
393 # Assume the source directory is the same one as the path to LTMAIN.
|
|
|
394 srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'`
|
|
|
395 test "$srcdir" = "$ltmain" && srcdir=.
|
|
|
396 fi
|
|
|
397
|
|
|
398 trap "$rm conftest*; exit 1" 1 2 15
|
|
|
399 if test "$verify_host" = yes; then
|
|
|
400 # Check for config.guess and config.sub.
|
|
|
401 ac_aux_dir=
|
|
|
402 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
|
|
|
403 if test -f $ac_dir/config.guess; then
|
|
|
404 ac_aux_dir=$ac_dir
|
|
|
405 break
|
|
|
406 fi
|
|
|
407 done
|
|
|
408 if test -z "$ac_aux_dir"; then
|
|
|
409 echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2
|
|
|
410 echo "$help" 1>&2
|
|
|
411 exit 1
|
|
|
412 fi
|
|
|
413 ac_config_guess=$ac_aux_dir/config.guess
|
|
|
414 ac_config_sub=$ac_aux_dir/config.sub
|
|
|
415
|
|
|
416 # Make sure we can run config.sub.
|
|
|
417 if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then :
|
|
|
418 else
|
|
|
419 echo "$progname: cannot run $ac_config_sub" 1>&2
|
|
|
420 echo "$help" 1>&2
|
|
|
421 exit 1
|
|
|
422 fi
|
|
|
423
|
|
|
424 echo $ac_n "checking host system type""... $ac_c" 1>&6
|
|
|
425
|
|
|
426 host_alias=$host
|
|
|
427 case "$host_alias" in
|
|
|
428 "")
|
|
|
429 if host_alias=`$SHELL $ac_config_guess`; then :
|
|
|
430 else
|
|
|
431 echo "$progname: cannot guess host type; you must specify one" 1>&2
|
|
|
432 echo "$help" 1>&2
|
|
|
433 exit 1
|
|
|
434 fi ;;
|
|
|
435 esac
|
|
|
436 host=`$SHELL $ac_config_sub $host_alias`
|
|
|
437 echo "$ac_t$host" 1>&6
|
|
|
438
|
|
|
439 # Make sure the host verified.
|
|
|
440 test -z "$host" && exit 1
|
|
|
441
|
|
|
442 elif test -z "$host"; then
|
|
|
443 echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2
|
|
|
444 echo "$help" 1>&2
|
|
|
445 exit 1
|
|
|
446 else
|
|
|
447 host_alias=$host
|
|
|
448 fi
|
|
|
449
|
|
|
450 # Transform linux* to *-*-linux-gnu*, to support old configure scripts.
|
|
|
451 case "$host_os" in
|
|
|
452 linux-gnu*) ;;
|
|
|
453 linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
|
|
|
454 esac
|
|
|
455
|
|
|
456 host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
|
|
|
457 host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
|
|
|
458 host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
|
|
|
459
|
|
|
460 case "$host_os" in
|
|
|
461 aix3*)
|
|
|
462 # AIX sometimes has problems with the GCC collect2 program. For some
|
|
|
463 # reason, if we set the COLLECT_NAMES environment variable, the problems
|
|
|
464 # vanish in a puff of smoke.
|
|
|
465 if test "X${COLLECT_NAMES+set}" != Xset; then
|
|
|
466 COLLECT_NAMES=
|
|
|
467 export COLLECT_NAMES
|
|
|
468 fi
|
|
|
469 ;;
|
|
|
470 esac
|
|
|
471
|
|
|
472 # Determine commands to create old-style static archives.
|
|
|
473 old_archive_cmds='$AR cru $oldlib$oldobjs'
|
|
|
474 old_postinstall_cmds='chmod 644 $oldlib'
|
|
|
475 old_postuninstall_cmds=
|
|
|
476
|
|
|
477 # Set a sane default for `AR'.
|
|
|
478 test -z "$AR" && AR=ar
|
|
|
479
|
|
|
480 # Set a sane default for `OBJDUMP'.
|
|
|
481 test -z "$OBJDUMP" && OBJDUMP=objdump
|
|
|
482
|
|
|
483 # If RANLIB is not set, then run the test.
|
|
|
484 if test "${RANLIB+set}" != "set"; then
|
|
|
485 result=no
|
|
|
486
|
|
|
487 echo $ac_n "checking for ranlib... $ac_c" 1>&6
|
|
|
488 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
|
|
|
489 for dir in $PATH; do
|
|
|
490 test -z "$dir" && dir=.
|
|
|
491 if test -f $dir/ranlib || test -f $dir/ranlib$ac_exeext; then
|
|
|
492 RANLIB="ranlib"
|
|
|
493 result="ranlib"
|
|
|
494 break
|
|
|
495 fi
|
|
|
496 done
|
|
|
497 IFS="$save_ifs"
|
|
|
498
|
|
|
499 echo "$ac_t$result" 1>&6
|
|
|
500 fi
|
|
|
501
|
|
|
502 if test -n "$RANLIB"; then
|
|
|
503 old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
|
|
|
504 old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds"
|
|
|
505 fi
|
|
|
506
|
|
|
507 # Set sane defaults for `DLLTOOL', `OBJDUMP', and `AS', used on cygwin.
|
|
|
508 test -z "$DLLTOOL" && DLLTOOL=dlltool
|
|
|
509 test -z "$OBJDUMP" && OBJDUMP=objdump
|
|
|
510 test -z "$AS" && AS=as
|
|
|
511
|
|
|
512 # Check to see if we are using GCC.
|
|
|
513 if test "$with_gcc" != yes || test -z "$CC"; then
|
|
|
514 # If CC is not set, then try to find GCC or a usable CC.
|
|
|
515 if test -z "$CC"; then
|
|
|
516 echo $ac_n "checking for gcc... $ac_c" 1>&6
|
|
|
517 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
|
|
|
518 for dir in $PATH; do
|
|
|
519 test -z "$dir" && dir=.
|
|
|
520 if test -f $dir/gcc || test -f $dir/gcc$ac_exeext; then
|
|
|
521 CC="gcc"
|
|
|
522 break
|
|
|
523 fi
|
|
|
524 done
|
|
|
525 IFS="$save_ifs"
|
|
|
526
|
|
|
527 if test -n "$CC"; then
|
|
|
528 echo "$ac_t$CC" 1>&6
|
|
|
529 else
|
|
|
530 echo "$ac_t"no 1>&6
|
|
|
531 fi
|
|
|
532 fi
|
|
|
533
|
|
|
534 # Not "gcc", so try "cc", rejecting "/usr/ucb/cc".
|
|
|
535 if test -z "$CC"; then
|
|
|
536 echo $ac_n "checking for cc... $ac_c" 1>&6
|
|
|
537 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
|
|
|
538 cc_rejected=no
|
|
|
539 for dir in $PATH; do
|
|
|
540 test -z "$dir" && dir=.
|
|
|
541 if test -f $dir/cc || test -f $dir/cc$ac_exeext; then
|
|
|
542 if test "$dir/cc" = "/usr/ucb/cc"; then
|
|
|
543 cc_rejected=yes
|
|
|
544 continue
|
|
|
545 fi
|
|
|
546 CC="cc"
|
|
|
547 break
|
|
|
548 fi
|
|
|
549 done
|
|
|
550 IFS="$save_ifs"
|
|
|
551 if test $cc_rejected = yes; then
|
|
|
552 # We found a bogon in the path, so make sure we never use it.
|
|
|
553 set dummy $CC
|
|
|
554 shift
|
|
|
555 if test $# -gt 0; then
|
|
|
556 # We chose a different compiler from the bogus one.
|
|
|
557 # However, it has the same name, so the bogon will be chosen
|
|
|
558 # first if we set CC to just the name; use the full file name.
|
|
|
559 shift
|
|
|
560 set dummy "$dir/cc" "$@"
|
|
|
561 shift
|
|
|
562 CC="$@"
|
|
|
563 fi
|
|
|
564 fi
|
|
|
565
|
|
|
566 if test -n "$CC"; then
|
|
|
567 echo "$ac_t$CC" 1>&6
|
|
|
568 else
|
|
|
569 echo "$ac_t"no 1>&6
|
|
|
570 fi
|
|
|
571
|
|
|
572 if test -z "$CC"; then
|
|
|
573 echo "$progname: error: no acceptable cc found in \$PATH" 1>&2
|
|
|
574 exit 1
|
|
|
575 fi
|
|
|
576 fi
|
|
|
577
|
|
|
578 # Now see if the compiler is really GCC.
|
|
|
579 with_gcc=no
|
|
|
580 echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6
|
|
|
581 echo "$progname:581: checking whether we are using GNU C" >&5
|
|
|
582
|
|
|
583 $rm conftest.c
|
|
|
584 cat > conftest.c <<EOF
|
|
|
585 #ifdef __GNUC__
|
|
|
586 yes;
|
|
|
587 #endif
|
|
|
588 EOF
|
|
|
589 if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:589: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
|
|
|
590 with_gcc=yes
|
|
|
591 fi
|
|
|
592 $rm conftest.c
|
|
|
593 echo "$ac_t$with_gcc" 1>&6
|
|
|
594 fi
|
|
|
595
|
|
|
596 # Allow CC to be a program name with arguments.
|
|
|
597 set dummy $CC
|
|
|
598 compiler="$2"
|
|
|
599
|
|
|
600 echo $ac_n "checking for object suffix... $ac_c" 1>&6
|
|
|
601 $rm conftest*
|
|
|
602 echo 'int i = 1;' > conftest.c
|
|
|
603 echo "$progname:603: checking for object suffix" >& 5
|
|
|
604 if { (eval echo $progname:604: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then
|
|
|
605 # Append any warnings to the config.log.
|
|
|
606 cat conftest.err 1>&5
|
|
|
607
|
|
|
608 for ac_file in conftest.*; do
|
|
|
609 case $ac_file in
|
|
|
610 *.c) ;;
|
|
|
611 *) objext=`echo $ac_file | sed -e s/conftest.//` ;;
|
|
|
612 esac
|
|
|
613 done
|
|
|
614 else
|
|
|
615 cat conftest.err 1>&5
|
|
|
616 echo "$progname: failed program was:" >&5
|
|
|
617 cat conftest.c >&5
|
|
|
618 fi
|
|
|
619 $rm conftest*
|
|
|
620 echo "$ac_t$objext" 1>&6
|
|
|
621
|
|
|
622 echo $ac_n "checking for executable suffix... $ac_c" 1>&6
|
|
|
623 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
|
|
|
624 echo $ac_n "(cached) $ac_c" 1>&6
|
|
|
625 else
|
|
|
626 ac_cv_exeext="no"
|
|
|
627 $rm conftest*
|
|
|
628 echo 'main () { return 0; }' > conftest.c
|
|
|
629 echo "$progname:629: checking for executable suffix" >& 5
|
|
|
630 if { (eval echo $progname:630: \"$ac_link\") 1>&5; (eval $ac_link) 2>conftest.err; }; then
|
|
|
631 # Append any warnings to the config.log.
|
|
|
632 cat conftest.err 1>&5
|
|
|
633
|
|
|
634 for ac_file in conftest.*; do
|
|
|
635 case $ac_file in
|
|
|
636 *.c | *.err | *.$objext ) ;;
|
|
|
637 *) ac_cv_exeext=.`echo $ac_file | sed -e s/conftest.//` ;;
|
|
|
638 esac
|
|
|
639 done
|
|
|
640 else
|
|
|
641 cat conftest.err 1>&5
|
|
|
642 echo "$progname: failed program was:" >&5
|
|
|
643 cat conftest.c >&5
|
|
|
644 fi
|
|
|
645 $rm conftest*
|
|
|
646 fi
|
|
|
647 if test "X$ac_cv_exeext" = Xno; then
|
|
|
648 exeext=""
|
|
|
649 else
|
|
|
650 exeext="$ac_cv_exeext"
|
|
|
651 fi
|
|
|
652 echo "$ac_t$ac_cv_exeext" 1>&6
|
|
|
653
|
|
|
654 echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6
|
|
|
655 pic_flag=
|
|
|
656 special_shlib_compile_flags=
|
|
|
657 wl=
|
|
|
658 link_static_flag=
|
|
|
659 no_builtin_flag=
|
|
|
660
|
|
|
661 if test "$with_gcc" = yes; then
|
|
|
662 wl='-Wl,'
|
|
|
663 link_static_flag='-static'
|
|
|
664
|
|
|
665 case "$host_os" in
|
|
|
666 beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
|
|
|
667 # PIC is the default for these OSes.
|
|
|
668 ;;
|
|
|
669 aix*)
|
|
|
670 # Below there is a dirty hack to force normal static linking with -ldl
|
|
|
671 # The problem is because libdl dynamically linked with both libc and
|
|
|
672 # libC (AIX C++ library), which obviously doesn't included in libraries
|
|
|
673 # list by gcc. This cause undefined symbols with -static flags.
|
|
|
674 # This hack allows C programs to be linked with "-static -ldl", but
|
|
|
675 # we not sure about C++ programs.
|
|
|
676 link_static_flag="$link_static_flag ${wl}-lC"
|
|
|
677 ;;
|
|
|
678 cygwin* | mingw* | os2*)
|
|
|
679 # We can build DLLs from non-PIC.
|
|
|
680 ;;
|
|
|
681 amigaos*)
|
|
|
682 # FIXME: we need at least 68020 code to build shared libraries, but
|
|
|
683 # adding the `-m68020' flag to GCC prevents building anything better,
|
|
|
684 # like `-m68040'.
|
|
|
685 pic_flag='-m68020 -resident32 -malways-restore-a4'
|
|
|
686 ;;
|
|
|
687 sysv4*MP*)
|
|
|
688 if test -d /usr/nec; then
|
|
|
689 pic_flag=-Kconform_pic
|
|
|
690 fi
|
|
|
691 ;;
|
|
|
692 *)
|
|
|
693 pic_flag='-fPIC'
|
|
|
694 ;;
|
|
|
695 esac
|
|
|
696 else
|
|
|
697 # PORTME Check for PIC flags for the system compiler.
|
|
|
698 case "$host_os" in
|
|
|
699 aix3* | aix4*)
|
|
|
700 # All AIX code is PIC.
|
|
|
701 link_static_flag='-bnso -bI:/lib/syscalls.exp'
|
|
|
702 ;;
|
|
|
703
|
|
|
704 hpux9* | hpux10* | hpux11*)
|
|
|
705 # Is there a better link_static_flag that works with the bundled CC?
|
|
|
706 wl='-Wl,'
|
|
|
707 link_static_flag="${wl}-a ${wl}archive"
|
|
|
708 pic_flag='+Z'
|
|
|
709 ;;
|
|
|
710
|
|
|
711 irix5* | irix6*)
|
|
|
712 wl='-Wl,'
|
|
|
713 link_static_flag='-non_shared'
|
|
|
714 # PIC (with -KPIC) is the default.
|
|
|
715 ;;
|
|
|
716
|
|
|
717 cygwin* | mingw* | os2*)
|
|
|
718 # We can build DLLs from non-PIC.
|
|
|
719 ;;
|
|
|
720
|
|
|
721 osf3* | osf4* | osf5*)
|
|
|
722 # All OSF/1 code is PIC.
|
|
|
723 wl='-Wl,'
|
|
|
724 link_static_flag='-non_shared'
|
|
|
725 ;;
|
|
|
726
|
|
|
727 sco3.2v5*)
|
|
|
728 pic_flag='-Kpic'
|
|
|
729 link_static_flag='-dn'
|
|
|
730 special_shlib_compile_flags='-belf'
|
|
|
731 ;;
|
|
|
732
|
|
|
733 solaris*)
|
|
|
734 pic_flag='-KPIC'
|
|
|
735 link_static_flag='-Bstatic'
|
|
|
736 wl='-Wl,'
|
|
|
737 ;;
|
|
|
738
|
|
|
739 sunos4*)
|
|
|
740 pic_flag='-PIC'
|
|
|
741 link_static_flag='-Bstatic'
|
|
|
742 wl='-Qoption ld '
|
|
|
743 ;;
|
|
|
744
|
|
|
745 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
|
|
|
746 pic_flag='-KPIC'
|
|
|
747 link_static_flag='-Bstatic'
|
|
|
748 wl='-Wl,'
|
|
|
749 ;;
|
|
|
750
|
|
|
751 uts4*)
|
|
|
752 pic_flag='-pic'
|
|
|
753 link_static_flag='-Bstatic'
|
|
|
754 ;;
|
|
|
755 sysv4*MP*)
|
|
|
756 if test -d /usr/nec ;then
|
|
|
757 pic_flag='-Kconform_pic'
|
|
|
758 link_static_flag='-Bstatic'
|
|
|
759 fi
|
|
|
760 ;;
|
|
|
761 *)
|
|
|
762 can_build_shared=no
|
|
|
763 ;;
|
|
|
764 esac
|
|
|
765 fi
|
|
|
766
|
|
|
767 if test -n "$pic_flag"; then
|
|
|
768 echo "$ac_t$pic_flag" 1>&6
|
|
|
769
|
|
|
770 # Check to make sure the pic_flag actually works.
|
|
|
771 echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6
|
|
|
772 $rm conftest*
|
|
|
773 echo "int some_variable = 0;" > conftest.c
|
|
|
774 save_CFLAGS="$CFLAGS"
|
|
|
775 CFLAGS="$CFLAGS $pic_flag -DPIC"
|
|
|
776 echo "$progname:776: checking if $compiler PIC flag $pic_flag works" >&5
|
|
|
777 if { (eval echo $progname:777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
|
|
|
778 # Append any warnings to the config.log.
|
|
|
779 cat conftest.err 1>&5
|
|
|
780
|
|
|
781 case "$host_os" in
|
|
|
782 hpux9* | hpux10* | hpux11*)
|
|
|
783 # On HP-UX, both CC and GCC only warn that PIC is supported... then they
|
|
|
784 # create non-PIC objects. So, if there were any warnings, we assume that
|
|
|
785 # PIC is not supported.
|
|
|
786 if test -s conftest.err; then
|
|
|
787 echo "$ac_t"no 1>&6
|
|
|
788 can_build_shared=no
|
|
|
789 pic_flag=
|
|
|
790 else
|
|
|
791 echo "$ac_t"yes 1>&6
|
|
|
792 pic_flag=" $pic_flag"
|
|
|
793 fi
|
|
|
794 ;;
|
|
|
795 *)
|
|
|
796 echo "$ac_t"yes 1>&6
|
|
|
797 pic_flag=" $pic_flag"
|
|
|
798 ;;
|
|
|
799 esac
|
|
|
800 else
|
|
|
801 # Append any errors to the config.log.
|
|
|
802 cat conftest.err 1>&5
|
|
|
803 can_build_shared=no
|
|
|
804 pic_flag=
|
|
|
805 echo "$ac_t"no 1>&6
|
|
|
806 fi
|
|
|
807 CFLAGS="$save_CFLAGS"
|
|
|
808 $rm conftest*
|
|
|
809 else
|
|
|
810 echo "$ac_t"none 1>&6
|
|
|
811 fi
|
|
|
812
|
|
|
813 # Check to see if options -o and -c are simultaneously supported by compiler
|
|
|
814 echo $ac_n "checking if $compiler supports -c -o file.o... $ac_c" 1>&6
|
|
|
815 $rm -r conftest 2>/dev/null
|
|
|
816 mkdir conftest
|
|
|
817 cd conftest
|
|
|
818 $rm conftest*
|
|
|
819 echo "int some_variable = 0;" > conftest.c
|
|
|
820 mkdir out
|
|
|
821 # According to Tom Tromey, Ian Lance Taylor reported there are C compilers
|
|
|
822 # that will create temporary files in the current directory regardless of
|
|
|
823 # the output directory. Thus, making CWD read-only will cause this test
|
|
|
824 # to fail, enabling locking or at least warning the user not to do parallel
|
|
|
825 # builds.
|
|
|
826 chmod -w .
|
|
|
827 save_CFLAGS="$CFLAGS"
|
|
|
828 CFLAGS="$CFLAGS -o out/conftest2.o"
|
|
|
829 echo "$progname:829: checking if $compiler supports -c -o file.o" >&5
|
|
|
830 if { (eval echo $progname:830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.o; then
|
|
|
831
|
|
|
832 # The compiler can only warn and ignore the option if not recognized
|
|
|
833 # So say no if there are warnings
|
|
|
834 if test -s out/conftest.err; then
|
|
|
835 echo "$ac_t"no 1>&6
|
|
|
836 compiler_c_o=no
|
|
|
837 else
|
|
|
838 echo "$ac_t"yes 1>&6
|
|
|
839 compiler_c_o=yes
|
|
|
840 fi
|
|
|
841 else
|
|
|
842 # Append any errors to the config.log.
|
|
|
843 cat out/conftest.err 1>&5
|
|
|
844 compiler_c_o=no
|
|
|
845 echo "$ac_t"no 1>&6
|
|
|
846 fi
|
|
|
847 CFLAGS="$save_CFLAGS"
|
|
|
848 chmod u+w .
|
|
|
849 $rm conftest* out/*
|
|
|
850 rmdir out
|
|
|
851 cd ..
|
|
|
852 rmdir conftest
|
|
|
853 $rm -r conftest 2>/dev/null
|
|
|
854
|
|
|
855 if test x"$compiler_c_o" = x"yes"; then
|
|
|
856 # Check to see if we can write to a .lo
|
|
|
857 echo $ac_n "checking if $compiler supports -c -o file.lo... $ac_c" 1>&6
|
|
|
858 $rm conftest*
|
|
|
859 echo "int some_variable = 0;" > conftest.c
|
|
|
860 save_CFLAGS="$CFLAGS"
|
|
|
861 CFLAGS="$CFLAGS -c -o conftest.lo"
|
|
|
862 echo "$progname:862: checking if $compiler supports -c -o file.lo" >&5
|
|
|
863 if { (eval echo $progname:863: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.lo; then
|
|
|
864
|
|
|
865 # The compiler can only warn and ignore the option if not recognized
|
|
|
866 # So say no if there are warnings
|
|
|
867 if test -s conftest.err; then
|
|
|
868 echo "$ac_t"no 1>&6
|
|
|
869 compiler_o_lo=no
|
|
|
870 else
|
|
|
871 echo "$ac_t"yes 1>&6
|
|
|
872 compiler_o_lo=yes
|
|
|
873 fi
|
|
|
874 else
|
|
|
875 # Append any errors to the config.log.
|
|
|
876 cat conftest.err 1>&5
|
|
|
877 compiler_o_lo=no
|
|
|
878 echo "$ac_t"no 1>&6
|
|
|
879 fi
|
|
|
880 CFLAGS="$save_CFLAGS"
|
|
|
881 $rm conftest*
|
|
|
882 else
|
|
|
883 compiler_o_lo=no
|
|
|
884 fi
|
|
|
885
|
|
|
886 # Check to see if we can do hard links to lock some files if needed
|
|
|
887 hard_links="nottested"
|
|
|
888 if test "$compiler_c_o" = no && test "$need_locks" != no; then
|
|
|
889 # do not overwrite the value of need_locks provided by the user
|
|
|
890 echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6
|
|
|
891 hard_links=yes
|
|
|
892 $rm conftest*
|
|
|
893 ln conftest.a conftest.b 2>/dev/null && hard_links=no
|
|
|
894 touch conftest.a
|
|
|
895 ln conftest.a conftest.b 2>&5 || hard_links=no
|
|
|
896 ln conftest.a conftest.b 2>/dev/null && hard_links=no
|
|
|
897 echo "$ac_t$hard_links" 1>&6
|
|
|
898 $rm conftest*
|
|
|
899 if test "$hard_links" = no; then
|
|
|
900 echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2
|
|
|
901 need_locks=warn
|
|
|
902 fi
|
|
|
903 else
|
|
|
904 need_locks=no
|
|
|
905 fi
|
|
|
906
|
|
|
907 if test "$with_gcc" = yes; then
|
|
|
908 # Check to see if options -fno-rtti -fno-exceptions are supported by compiler
|
|
|
909 echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6
|
|
|
910 $rm conftest*
|
|
|
911 echo "int some_variable = 0;" > conftest.c
|
|
|
912 save_CFLAGS="$CFLAGS"
|
|
|
913 CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.c"
|
|
|
914 echo "$progname:914: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
|
|
|
915 if { (eval echo $progname:915: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then
|
|
|
916
|
|
|
917 # The compiler can only warn and ignore the option if not recognized
|
|
|
918 # So say no if there are warnings
|
|
|
919 if test -s conftest.err; then
|
|
|
920 echo "$ac_t"no 1>&6
|
|
|
921 compiler_rtti_exceptions=no
|
|
|
922 else
|
|
|
923 echo "$ac_t"yes 1>&6
|
|
|
924 compiler_rtti_exceptions=yes
|
|
|
925 fi
|
|
|
926 else
|
|
|
927 # Append any errors to the config.log.
|
|
|
928 cat conftest.err 1>&5
|
|
|
929 compiler_rtti_exceptions=no
|
|
|
930 echo "$ac_t"no 1>&6
|
|
|
931 fi
|
|
|
932 CFLAGS="$save_CFLAGS"
|
|
|
933 $rm conftest*
|
|
|
934
|
|
|
935 if test "$compiler_rtti_exceptions" = "yes"; then
|
|
|
936 no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions'
|
|
|
937 else
|
|
|
938 no_builtin_flag=' -fno-builtin'
|
|
|
939 fi
|
|
|
940
|
|
|
941 fi
|
|
|
942
|
|
|
943 # Check for any special shared library compilation flags.
|
|
|
944 if test -n "$special_shlib_compile_flags"; then
|
|
|
945 echo "$progname: warning: \`$CC' requires \`$special_shlib_compile_flags' to build shared libraries" 1>&2
|
|
|
946 if echo "$old_CC $old_CFLAGS " | egrep -e "[ ]$special_shlib_compile_flags[ ]" >/dev/null; then :
|
|
|
947 else
|
|
|
948 echo "$progname: add \`$special_shlib_compile_flags' to the CC or CFLAGS env variable and reconfigure" 1>&2
|
|
|
949 can_build_shared=no
|
|
|
950 fi
|
|
|
951 fi
|
|
|
952
|
|
|
953 echo $ac_n "checking if $compiler static flag $link_static_flag works... $ac_c" 1>&6
|
|
|
954 $rm conftest*
|
|
|
955 echo 'main(){return(0);}' > conftest.c
|
|
|
956 save_LDFLAGS="$LDFLAGS"
|
|
|
957 LDFLAGS="$LDFLAGS $link_static_flag"
|
|
|
958 echo "$progname:958: checking if $compiler static flag $link_static_flag works" >&5
|
|
|
959 if { (eval echo $progname:959: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
|
|
|
960 echo "$ac_t$link_static_flag" 1>&6
|
|
|
961 else
|
|
|
962 echo "$ac_t"none 1>&6
|
|
|
963 link_static_flag=
|
|
|
964 fi
|
|
|
965 LDFLAGS="$save_LDFLAGS"
|
|
|
966 $rm conftest*
|
|
|
967
|
|
|
968 if test -z "$LN_S"; then
|
|
|
969 # Check to see if we can use ln -s, or we need hard links.
|
|
|
970 echo $ac_n "checking whether ln -s works... $ac_c" 1>&6
|
|
|
971 $rm conftest.dat
|
|
|
972 if ln -s X conftest.dat 2>/dev/null; then
|
|
|
973 $rm conftest.dat
|
|
|
974 LN_S="ln -s"
|
|
|
975 else
|
|
|
976 LN_S=ln
|
|
|
977 fi
|
|
|
978 if test "$LN_S" = "ln -s"; then
|
|
|
979 echo "$ac_t"yes 1>&6
|
|
|
980 else
|
|
|
981 echo "$ac_t"no 1>&6
|
|
|
982 fi
|
|
|
983 fi
|
|
|
984
|
|
|
985 # Make sure LD is an absolute path.
|
|
|
986 if test -z "$LD"; then
|
|
|
987 ac_prog=ld
|
|
|
988 if test "$with_gcc" = yes; then
|
|
|
989 # Check if gcc -print-prog-name=ld gives a path.
|
|
|
990 echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6
|
|
|
991 echo "$progname:991: checking for ld used by GCC" >&5
|
|
|
992 ac_prog=`($CC -print-prog-name=ld) 2>&5`
|
|
|
993 case "$ac_prog" in
|
|
|
994 # Accept absolute paths.
|
|
|
995 [\\/]* | [A-Za-z]:[\\/]*)
|
|
|
996 re_direlt='/[^/][^/]*/\.\./'
|
|
|
997 # Canonicalize the path of ld
|
|
|
998 ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
|
|
|
999 while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
|
|
|
1000 ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
|
|
|
1001 done
|
|
|
1002 test -z "$LD" && LD="$ac_prog"
|
|
|
1003 ;;
|
|
|
1004 "")
|
|
|
1005 # If it fails, then pretend we are not using GCC.
|
|
|
1006 ac_prog=ld
|
|
|
1007 ;;
|
|
|
1008 *)
|
|
|
1009 # If it is relative, then search for the first ld in PATH.
|
|
|
1010 with_gnu_ld=unknown
|
|
|
1011 ;;
|
|
|
1012 esac
|
|
|
1013 elif test "$with_gnu_ld" = yes; then
|
|
|
1014 echo $ac_n "checking for GNU ld... $ac_c" 1>&6
|
|
|
1015 echo "$progname:1015: checking for GNU ld" >&5
|
|
|
1016 else
|
|
|
1017 echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
|
|
|
1018 echo "$progname:1018: checking for non-GNU ld" >&5
|
|
|
1019 fi
|
|
|
1020
|
|
|
1021 if test -z "$LD"; then
|
|
|
1022 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
|
|
|
1023 for ac_dir in $PATH; do
|
|
|
1024 test -z "$ac_dir" && ac_dir=.
|
|
|
1025 if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
|
|
|
1026 LD="$ac_dir/$ac_prog"
|
|
|
1027 # Check to see if the program is GNU ld. I'd rather use --version,
|
|
|
1028 # but apparently some GNU ld's only accept -v.
|
|
|
1029 # Break only if it was the GNU/non-GNU ld that we prefer.
|
|
|
1030 if "$LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
|
|
|
1031 test "$with_gnu_ld" != no && break
|
|
|
1032 else
|
|
|
1033 test "$with_gnu_ld" != yes && break
|
|
|
1034 fi
|
|
|
1035 fi
|
|
|
1036 done
|
|
|
1037 IFS="$ac_save_ifs"
|
|
|
1038 fi
|
|
|
1039
|
|
|
1040 if test -n "$LD"; then
|
|
|
1041 echo "$ac_t$LD" 1>&6
|
|
|
1042 else
|
|
|
1043 echo "$ac_t"no 1>&6
|
|
|
1044 fi
|
|
|
1045
|
|
|
1046 if test -z "$LD"; then
|
|
|
1047 echo "$progname: error: no acceptable ld found in \$PATH" 1>&2
|
|
|
1048 exit 1
|
|
|
1049 fi
|
|
|
1050 fi
|
|
|
1051
|
|
|
1052 # Check to see if it really is or is not GNU ld.
|
|
|
1053 echo $ac_n "checking if the linker ($LD) is GNU ld... $ac_c" 1>&6
|
|
|
1054 # I'd rather use --version here, but apparently some GNU ld's only accept -v.
|
|
|
1055 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
|
|
|
1056 with_gnu_ld=yes
|
|
|
1057 else
|
|
|
1058 with_gnu_ld=no
|
|
|
1059 fi
|
|
|
1060 echo "$ac_t$with_gnu_ld" 1>&6
|
|
|
1061
|
|
|
1062 # See if the linker supports building shared libraries.
|
|
|
1063 echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6
|
|
|
1064
|
|
|
1065 allow_undefined_flag=
|
|
|
1066 no_undefined_flag=
|
|
|
1067 need_lib_prefix=unknown
|
|
|
1068 need_version=unknown
|
|
|
1069 # when you set need_version to no, make sure it does not cause -set_version
|
|
|
1070 # flags to be left without arguments
|
|
|
1071 archive_cmds=
|
|
|
1072 archive_expsym_cmds=
|
|
|
1073 old_archive_from_new_cmds=
|
|
|
1074 export_dynamic_flag_spec=
|
|
|
1075 whole_archive_flag_spec=
|
|
|
1076 thread_safe_flag_spec=
|
|
|
1077 hardcode_libdir_flag_spec=
|
|
|
1078 hardcode_libdir_separator=
|
|
|
1079 hardcode_direct=no
|
|
|
1080 hardcode_minus_L=no
|
|
|
1081 hardcode_shlibpath_var=unsupported
|
|
|
1082 runpath_var=
|
|
|
1083 always_export_symbols=no
|
|
|
1084 export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols'
|
|
|
1085 # include_expsyms should be a list of space-separated symbols to be *always*
|
|
|
1086 # included in the symbol list
|
|
|
1087 include_expsyms=
|
|
|
1088 # exclude_expsyms can be an egrep regular expression of symbols to exclude
|
|
|
1089 # it will be wrapped by ` (' and `)$', so one must not match beginning or
|
|
|
1090 # end of line. Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
|
|
|
1091 # as well as any symbol that contains `d'.
|
|
|
1092 exclude_expsyms="_GLOBAL_OFFSET_TABLE_"
|
|
|
1093 # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
|
|
|
1094 # platforms (ab)use it in PIC code, but their linkers get confused if
|
|
|
1095 # the symbol is explicitly referenced. Since portable code cannot
|
|
|
1096 # rely on this symbol name, it's probably fine to never include it in
|
|
|
1097 # preloaded symbol tables.
|
|
|
1098
|
|
|
1099 case "$host_os" in
|
|
|
1100 cygwin* | mingw*)
|
|
|
1101 # FIXME: the MSVC++ port hasn't been tested in a loooong time
|
|
|
1102 # When not using gcc, we currently assume that we are using
|
|
|
1103 # Microsoft Visual C++.
|
|
|
1104 if test "$with_gcc" != yes; then
|
|
|
1105 with_gnu_ld=no
|
|
|
1106 fi
|
|
|
1107 ;;
|
|
|
1108
|
|
|
1109 esac
|
|
|
1110
|
|
|
1111 ld_shlibs=yes
|
|
|
1112 if test "$with_gnu_ld" = yes; then
|
|
|
1113 # If archive_cmds runs LD, not CC, wlarc should be empty
|
|
|
1114 wlarc='${wl}'
|
|
|
1115
|
|
|
1116 # See if GNU ld supports shared libraries.
|
|
|
1117 case "$host_os" in
|
|
|
1118 aix3* | aix4*)
|
|
|
1119 # On AIX, the GNU linker is very broken
|
|
|
1120 ld_shlibs=no
|
|
|
1121 cat <<EOF 1>&2
|
|
|
1122
|
|
|
1123 *** Warning: the GNU linker, at least up to release 2.9.1, is reported
|
|
|
1124 *** to be unable to reliably create shared libraries on AIX.
|
|
|
1125 *** Therefore, libtool is disabling shared libraries support. If you
|
|
|
1126 *** really care for shared libraries, you may want to modify your PATH
|
|
|
1127 *** so that a non-GNU linker is found, and then restart.
|
|
|
1128
|
|
|
1129 EOF
|
|
|
1130 ;;
|
|
|
1131
|
|
|
1132 amigaos*)
|
|
|
1133 archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
|
|
|
1134 hardcode_libdir_flag_spec='-L$libdir'
|
|
|
1135 hardcode_minus_L=yes
|
|
|
1136
|
|
|
1137 # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
|
|
|
1138 # that the semantics of dynamic libraries on AmigaOS, at least up
|
|
|
1139 # to version 4, is to share data among multiple programs linked
|
|
|
1140 # with the same dynamic library. Since this doesn't match the
|
|
|
1141 # behavior of shared libraries on other platforms, we can use
|
|
|
1142 # them.
|
|
|
1143 ld_shlibs=no
|
|
|
1144 ;;
|
|
|
1145
|
|
|
1146 beos*)
|
|
|
1147 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
|
|
|
1148 #allow_undefined_flag=unsupported
|
|
|
1149 # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
|
|
|
1150 # support --undefined. This deserves some investigation. FIXME
|
|
|
1151 archive_cmds='$CC -nostart $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
|
|
|
1152 else
|
|
|
1153 ld_shlibs=no
|
|
|
1154 fi
|
|
|
1155 ;;
|
|
|
1156
|
|
|
1157 cygwin* | mingw*)
|
|
|
1158 # hardcode_libdir_flag_spec is actually meaningless, as there is
|
|
|
1159 # no search path for DLLs.
|
|
|
1160 hardcode_libdir_flag_spec='-L$libdir'
|
|
|
1161 # allow_undefined_flag=unsupported
|
|
|
1162 always_export_symbols=yes
|
|
|
1163
|
|
|
1164 # Extract the symbol export list from an `--export-all' def file,
|
|
|
1165 # then regenerate the def file from the symbol export list, so that
|
|
|
1166 # the compiled dll only exports the symbol export list.
|
|
|
1167 # Be careful not to strip the DATA tag left by newer dlltools.
|
|
|
1168 export_symbols_cmds='test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~
|
|
|
1169 test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~
|
|
|
1170 $DLLTOOL --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --output-def $objdir/$soname-def $objdir/$soname-ltdll.$objext $libobjs $convenience~
|
|
|
1171 sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $objdir/$soname-def > $export_symbols'
|
|
|
1172
|
|
|
1173 # If DATA tags from a recent dlltool are present, honour them!
|
|
|
1174 archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~
|
|
|
1175 _lt_hint=1;
|
|
|
1176 cat $export_symbols | while read symbol; do
|
|
|
1177 set dummy \$symbol;
|
|
|
1178 case \$# in
|
|
|
1179 2) echo " \$2 @ \$_lt_hint ; " >> $objdir/$soname-def;;
|
|
|
1180 *) echo " \$2 @ \$_lt_hint \$3 ; " >> $objdir/$soname-def;;
|
|
|
1181 esac;
|
|
|
1182 _lt_hint=`expr 1 + \$_lt_hint`;
|
|
|
1183 done~
|
|
|
1184 test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~
|
|
|
1185 test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~
|
|
|
1186 $CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
|
|
|
1187 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
|
|
|
1188 $CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
|
|
|
1189 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
|
|
|
1190 $CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
|
|
|
1191 : strip_is_broken_with_dlls_on_win95B - strip $lib'
|
|
|
1192
|
|
|
1193 old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $objdir/$soname-def --output-lib $objdir/$libname.a'
|
|
|
1194 ;;
|
|
|
1195
|
|
|
1196 netbsd*)
|
|
|
1197 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
|
|
|
1198 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
|
|
|
1199 archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
|
|
|
1200 else
|
|
|
1201 archive_cmds='$LD -Bshareable $libobjs $deplibs $linkopts -o $lib'
|
|
|
1202 # can we support soname and/or expsyms with a.out? -oliva
|
|
|
1203 fi
|
|
|
1204 ;;
|
|
|
1205
|
|
|
1206 solaris* | sysv5*)
|
|
|
1207 if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
|
|
|
1208 ld_shlibs=no
|
|
|
1209 cat <<EOF 1>&2
|
|
|
1210
|
|
|
1211 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
|
|
|
1212 *** create shared libraries on Solaris systems. Therefore, libtool
|
|
|
1213 *** is disabling shared libraries support. We urge you to upgrade GNU
|
|
|
1214 *** binutils to release 2.9.1 or newer. Another option is to modify
|
|
|
1215 *** your PATH or compiler configuration so that the native linker is
|
|
|
1216 *** used, and then restart.
|
|
|
1217
|
|
|
1218 EOF
|
|
|
1219 elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
|
|
|
1220 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
|
|
|
1221 archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
|
|
|
1222 else
|
|
|
1223 ld_shlibs=no
|
|
|
1224 fi
|
|
|
1225 ;;
|
|
|
1226
|
|
|
1227 sunos4*)
|
|
|
1228 archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linkopts'
|
|
|
1229 wlarc=
|
|
|
1230 hardcode_direct=yes
|
|
|
1231 hardcode_shlibpath_var=no
|
|
|
1232 ;;
|
|
|
1233
|
|
|
1234 *)
|
|
|
1235 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
|
|
|
1236 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
|
|
|
1237 archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
|
|
|
1238 else
|
|
|
1239 ld_shlibs=no
|
|
|
1240 fi
|
|
|
1241 ;;
|
|
|
1242 esac
|
|
|
1243
|
|
|
1244 if test "$ld_shlibs" = yes; then
|
|
|
1245 runpath_var=LD_RUN_PATH
|
|
|
1246 hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
|
|
|
1247 export_dynamic_flag_spec='${wl}--export-dynamic'
|
|
|
1248 case $host_os in
|
|
|
1249 cygwin* | mingw*)
|
|
|
1250 # dlltool doesn't understand --whole-archive et. al.
|
|
|
1251 whole_archive_flag_spec=
|
|
|
1252 ;;
|
|
|
1253 *)
|
|
|
1254 # ancient GNU ld didn't support --whole-archive et. al.
|
|
|
1255 if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then
|
|
|
1256 whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
|
|
|
1257 else
|
|
|
1258 whole_archive_flag_spec=
|
|
|
1259 fi
|
|
|
1260 ;;
|
|
|
1261 esac
|
|
|
1262 fi
|
|
|
1263 else
|
|
|
1264 # PORTME fill in a description of your system's linker (not GNU ld)
|
|
|
1265 case "$host_os" in
|
|
|
1266 aix3*)
|
|
|
1267 allow_undefined_flag=unsupported
|
|
|
1268 always_export_symbols=yes
|
|
|
1269 archive_expsym_cmds='$LD -o $objdir/$soname $libobjs $deplibs $linkopts -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname'
|
|
|
1270 # Note: this linker hardcodes the directories in LIBPATH if there
|
|
|
1271 # are no directories specified by -L.
|
|
|
1272 hardcode_minus_L=yes
|
|
|
1273 if test "$with_gcc" = yes && test -z "$link_static_flag"; then
|
|
|
1274 # Neither direct hardcoding nor static linking is supported with a
|
|
|
1275 # broken collect2.
|
|
|
1276 hardcode_direct=unsupported
|
|
|
1277 fi
|
|
|
1278 ;;
|
|
|
1279
|
|
|
1280 aix4*)
|
|
|
1281 hardcode_libdir_flag_spec='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib'
|
|
|
1282 hardcode_libdir_separator=':'
|
|
|
1283 if test "$with_gcc" = yes; then
|
|
|
1284 collect2name=`${CC} -print-prog-name=collect2`
|
|
|
1285 if test -f "$collect2name" && \
|
|
|
1286 strings "$collect2name" | grep resolve_lib_name >/dev/null
|
|
|
1287 then
|
|
|
1288 # We have reworked collect2
|
|
|
1289 hardcode_direct=yes
|
|
|
1290 else
|
|
|
1291 # We have old collect2
|
|
|
1292 hardcode_direct=unsupported
|
|
|
1293 # It fails to find uninstalled libraries when the uninstalled
|
|
|
1294 # path is not listed in the libpath. Setting hardcode_minus_L
|
|
|
1295 # to unsupported forces relinking
|
|
|
1296 hardcode_minus_L=yes
|
|
|
1297 hardcode_libdir_flag_spec='-L$libdir'
|
|
|
1298 hardcode_libdir_separator=
|
|
|
1299 fi
|
|
|
1300 shared_flag='-shared'
|
|
|
1301 else
|
|
|
1302 shared_flag='${wl}-bM:SRE'
|
|
|
1303 hardcode_direct=yes
|
|
|
1304 fi
|
|
|
1305 allow_undefined_flag=' ${wl}-berok'
|
|
|
1306 archive_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}'
|
|
|
1307 archive_expsym_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}'
|
|
|
1308 case "$host_os" in aix4.[01]|aix4.[01].*)
|
|
|
1309 # According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on
|
|
|
1310 always_export_symbols=yes ;;
|
|
|
1311 esac
|
|
|
1312 ;;
|
|
|
1313
|
|
|
1314 amigaos*)
|
|
|
1315 archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
|
|
|
1316 hardcode_libdir_flag_spec='-L$libdir'
|
|
|
1317 hardcode_minus_L=yes
|
|
|
1318 # see comment about different semantics on the GNU ld section
|
|
|
1319 ld_shlibs=no
|
|
|
1320 ;;
|
|
|
1321
|
|
|
1322 cygwin* | mingw*)
|
|
|
1323 # When not using gcc, we currently assume that we are using
|
|
|
1324 # Microsoft Visual C++.
|
|
|
1325 # hardcode_libdir_flag_spec is actually meaningless, as there is
|
|
|
1326 # no search path for DLLs.
|
|
|
1327 hardcode_libdir_flag_spec=' '
|
|
|
1328 # allow_undefined_flag=unsupported
|
|
|
1329 # Tell ltmain to make .lib files, not .a files.
|
|
|
1330 libext=lib
|
|
|
1331 # FIXME: Setting linknames here is a bad hack.
|
|
|
1332 archive_cmds='$CC -o $lib $libobjs $linkopts `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
|
|
|
1333 # The linker will automatically build a .lib file if we build a DLL.
|
|
|
1334 old_archive_from_new_cmds='true'
|
|
|
1335 # FIXME: Should let the user specify the lib program.
|
|
|
1336 old_archive_cmds='lib /OUT:$oldlib$oldobjs'
|
|
|
1337 fix_srcfile_path='`cygpath -w $srcfile`'
|
|
|
1338 ;;
|
|
|
1339
|
|
|
1340 freebsd1*)
|
|
|
1341 ld_shlibs=no
|
|
|
1342 ;;
|
|
|
1343
|
|
|
1344 # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
|
|
|
1345 # support. Future versions do this automatically, but an explicit c++rt0.o
|
|
|
1346 # does not break anything, and helps significantly (at the cost of a little
|
|
|
1347 # extra space).
|
|
|
1348 freebsd2.2*)
|
|
|
1349 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts /usr/lib/c++rt0.o'
|
|
|
1350 hardcode_libdir_flag_spec='-R$libdir'
|
|
|
1351 hardcode_direct=yes
|
|
|
1352 hardcode_shlibpath_var=no
|
|
|
1353 ;;
|
|
|
1354
|
|
|
1355 # Unfortunately, older versions of FreeBSD 2 do not have this feature.
|
|
|
1356 freebsd2*)
|
|
|
1357 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
|
|
|
1358 hardcode_direct=yes
|
|
|
1359 hardcode_minus_L=yes
|
|
|
1360 hardcode_shlibpath_var=no
|
|
|
1361 ;;
|
|
|
1362
|
|
|
1363 # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
|
|
|
1364 freebsd*)
|
|
|
1365 archive_cmds='$CC -shared -o $lib $libobjs $deplibs $linkopts'
|
|
|
1366 hardcode_libdir_flag_spec='-R$libdir'
|
|
|
1367 hardcode_direct=yes
|
|
|
1368 hardcode_shlibpath_var=no
|
|
|
1369 ;;
|
|
|
1370
|
|
|
1371 hpux9* | hpux10* | hpux11*)
|
|
|
1372 case "$host_os" in
|
|
|
1373 hpux9*) archive_cmds='$rm $objdir/$soname~$LD -b +b $install_libdir -o $objdir/$soname $libobjs $deplibs $linkopts~test $objdir/$soname = $lib || mv $objdir/$soname $lib' ;;
|
|
|
1374 *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linkopts' ;;
|
|
|
1375 esac
|
|
|
1376 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
|
|
|
1377 hardcode_libdir_separator=:
|
|
|
1378 hardcode_direct=yes
|
|
|
1379 hardcode_minus_L=yes # Not in the search PATH, but as the default
|
|
|
1380 # location of the library.
|
|
|
1381 export_dynamic_flag_spec='${wl}-E'
|
|
|
1382 ;;
|
|
|
1383
|
|
|
1384 irix5* | irix6*)
|
|
|
1385 if test "$with_gcc" = yes; then
|
|
|
1386 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
|
|
|
1387 else
|
|
|
1388 archive_cmds='$LD -shared $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
|
|
|
1389 fi
|
|
|
1390 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
|
|
|
1391 hardcode_libdir_separator=:
|
|
|
1392 ;;
|
|
|
1393
|
|
|
1394 netbsd*)
|
|
|
1395 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
|
|
|
1396 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' # a.out
|
|
|
1397 else
|
|
|
1398 archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linkopts' # ELF
|
|
|
1399 fi
|
|
|
1400 hardcode_libdir_flag_spec='${wl}-R$libdir'
|
|
|
1401 hardcode_direct=yes
|
|
|
1402 hardcode_shlibpath_var=no
|
|
|
1403 ;;
|
|
|
1404
|
|
|
1405 openbsd*)
|
|
|
1406 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
|
|
|
1407 hardcode_libdir_flag_spec='-R$libdir'
|
|
|
1408 hardcode_direct=yes
|
|
|
1409 hardcode_shlibpath_var=no
|
|
|
1410 ;;
|
|
|
1411
|
|
|
1412 os2*)
|
|
|
1413 hardcode_libdir_flag_spec='-L$libdir'
|
|
|
1414 hardcode_minus_L=yes
|
|
|
1415 allow_undefined_flag=unsupported
|
|
|
1416 archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def~$echo DATA >> $objdir/$libname.def~$echo " SINGLE NONSHARED" >> $objdir/$libname.def~$echo EXPORTS >> $objdir/$libname.def~emxexp $libobjs >> $objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $linkopts $objdir/$libname.def'
|
|
|
1417 old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def'
|
|
|
1418 ;;
|
|
|
1419
|
|
|
1420 osf3*)
|
|
|
1421 if test "$with_gcc" = yes; then
|
|
|
1422 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
|
|
|
1423 archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
|
|
|
1424 else
|
|
|
1425 allow_undefined_flag=' -expect_unresolved \*'
|
|
|
1426 archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
|
|
|
1427 fi
|
|
|
1428 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
|
|
|
1429 hardcode_libdir_separator=:
|
|
|
1430 ;;
|
|
|
1431
|
|
|
1432 osf4* | osf5*) # As osf3* with the addition of the -msym flag
|
|
|
1433 if test "$with_gcc" = yes; then
|
|
|
1434 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
|
|
|
1435 archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
|
|
|
1436 else
|
|
|
1437 allow_undefined_flag=' -expect_unresolved \*'
|
|
|
1438 archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
|
|
|
1439 fi
|
|
|
1440 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
|
|
|
1441 hardcode_libdir_separator=:
|
|
|
1442 ;;
|
|
|
1443 rhapsody*)
|
|
|
1444 archive_cmds='$CC -bundle -undefined suppress -o $lib $libobjs $deplibs $linkopts'
|
|
|
1445 hardcode_libdir_flags_spec='-L$libdir'
|
|
|
1446 hardcode_direct=yes
|
|
|
1447 hardcode_shlibpath_var=no
|
|
|
1448 ;;
|
|
|
1449
|
|
|
1450 sco3.2v5*)
|
|
|
1451 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
|
|
|
1452 hardcode_shlibpath_var=no
|
|
|
1453 runpath_var=LD_RUN_PATH
|
|
|
1454 hardcode_runpath_var=yes
|
|
|
1455 ;;
|
|
|
1456
|
|
|
1457 solaris*)
|
|
|
1458 no_undefined_flag=' -z text'
|
|
|
1459 # $CC -shared without GNU ld will not create a library from C++
|
|
|
1460 # object files and a static libstdc++, better avoid it by now
|
|
|
1461 archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts'
|
|
|
1462 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
|
|
|
1463 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp'
|
|
|
1464 hardcode_libdir_flag_spec='-R$libdir'
|
|
|
1465 hardcode_shlibpath_var=no
|
|
|
1466 case "$host_os" in
|
|
|
1467 solaris2.[0-5] | solaris2.[0-5].*) ;;
|
|
|
1468 *) # Supported since Solaris 2.6 (maybe 2.5.1?)
|
|
|
1469 whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;;
|
|
|
1470 esac
|
|
|
1471 ;;
|
|
|
1472
|
|
|
1473 sunos4*)
|
|
|
1474 archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linkopts'
|
|
|
1475 hardcode_libdir_flag_spec='-L$libdir'
|
|
|
1476 hardcode_direct=yes
|
|
|
1477 hardcode_minus_L=yes
|
|
|
1478 hardcode_shlibpath_var=no
|
|
|
1479 ;;
|
|
|
1480
|
|
|
1481 sysv4)
|
|
|
1482 if test "x$host_vendor" = xsequent; then
|
|
|
1483 # Use $CC to link under sequent, because it throws in some extra .o
|
|
|
1484 # files that make .init and .fini sections work.
|
|
|
1485 archive_cmds='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $linkopts'
|
|
|
1486 else
|
|
|
1487 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
|
|
|
1488 fi
|
|
|
1489 runpath_var='LD_RUN_PATH'
|
|
|
1490 hardcode_shlibpath_var=no
|
|
|
1491 hardcode_direct=no #Motorola manual says yes, but my tests say they lie
|
|
|
1492 ;;
|
|
|
1493
|
|
|
1494 sysv4.3*)
|
|
|
1495 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
|
|
|
1496 hardcode_shlibpath_var=no
|
|
|
1497 export_dynamic_flag_spec='-Bexport'
|
|
|
1498 ;;
|
|
|
1499
|
|
|
1500 sysv5*)
|
|
|
1501 no_undefined_flag=' -z text'
|
|
|
1502 # $CC -shared without GNU ld will not create a library from C++
|
|
|
1503 # object files and a static libstdc++, better avoid it by now
|
|
|
1504 archive_cmds='$LD -G${allow_undefined_flag} -h $rpath/$soname -o $lib $libobjs $deplibs $linkopts'
|
|
|
1505 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
|
|
|
1506 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp'
|
|
|
1507 hardcode_libdir_flag_spec=
|
|
|
1508 hardcode_shlibpath_var=no
|
|
|
1509 runpath_var='LD_RUN_PATH'
|
|
|
1510 ;;
|
|
|
1511
|
|
|
1512 uts4*)
|
|
|
1513 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
|
|
|
1514 hardcode_libdir_flag_spec='-L$libdir'
|
|
|
1515 hardcode_shlibpath_var=no
|
|
|
1516 ;;
|
|
|
1517
|
|
|
1518 dgux*)
|
|
|
1519 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
|
|
|
1520 hardcode_libdir_flag_spec='-L$libdir'
|
|
|
1521 hardcode_shlibpath_var=no
|
|
|
1522 ;;
|
|
|
1523
|
|
|
1524 sysv4*MP*)
|
|
|
1525 if test -d /usr/nec; then
|
|
|
1526 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
|
|
|
1527 hardcode_shlibpath_var=no
|
|
|
1528 runpath_var=LD_RUN_PATH
|
|
|
1529 hardcode_runpath_var=yes
|
|
|
1530 ld_shlibs=yes
|
|
|
1531 fi
|
|
|
1532 ;;
|
|
|
1533
|
|
|
1534 sysv4.2uw2*)
|
|
|
1535 archive_cmds='$LD -G -o $lib $libobjs $deplibs $linkopts'
|
|
|
1536 hardcode_direct=yes
|
|
|
1537 hardcode_minus_L=no
|
|
|
1538 hardcode_shlibpath_var=no
|
|
|
1539 hardcode_runpath_var=yes
|
|
|
1540 runpath_var=LD_RUN_PATH
|
|
|
1541 ;;
|
|
|
1542
|
|
|
1543 unixware7*)
|
|
|
1544 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
|
|
|
1545 runpath_var='LD_RUN_PATH'
|
|
|
1546 hardcode_shlibpath_var=no
|
|
|
1547 ;;
|
|
|
1548
|
|
|
1549 *)
|
|
|
1550 ld_shlibs=no
|
|
|
1551 ;;
|
|
|
1552 esac
|
|
|
1553 fi
|
|
|
1554 echo "$ac_t$ld_shlibs" 1>&6
|
|
|
1555 test "$ld_shlibs" = no && can_build_shared=no
|
|
|
1556
|
|
|
1557 if test -z "$NM"; then
|
|
|
1558 echo $ac_n "checking for BSD-compatible nm... $ac_c" 1>&6
|
|
|
1559 case "$NM" in
|
|
|
1560 [\\/]* | [A-Za-z]:[\\/]*) ;; # Let the user override the test with a path.
|
|
|
1561 *)
|
|
|
1562 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
|
|
|
1563 for ac_dir in $PATH /usr/ucb /usr/ccs/bin /bin; do
|
|
|
1564 test -z "$ac_dir" && ac_dir=.
|
|
|
1565 if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext; then
|
|
|
1566 # Check to see if the nm accepts a BSD-compat flag.
|
|
|
1567 # Adding the `sed 1q' prevents false positives on HP-UX, which says:
|
|
|
1568 # nm: unknown option "B" ignored
|
|
|
1569 if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
|
|
|
1570 NM="$ac_dir/nm -B"
|
|
|
1571 break
|
|
|
1572 elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
|
|
|
1573 NM="$ac_dir/nm -p"
|
|
|
1574 break
|
|
|
1575 else
|
|
|
1576 NM=${NM="$ac_dir/nm"} # keep the first match, but
|
|
|
1577 continue # so that we can try to find one that supports BSD flags
|
|
|
1578 fi
|
|
|
1579 fi
|
|
|
1580 done
|
|
|
1581 IFS="$ac_save_ifs"
|
|
|
1582 test -z "$NM" && NM=nm
|
|
|
1583 ;;
|
|
|
1584 esac
|
|
|
1585 echo "$ac_t$NM" 1>&6
|
|
|
1586 fi
|
|
|
1587
|
|
|
1588 # Check for command to grab the raw symbol name followed by C symbol from nm.
|
|
|
1589 echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6
|
|
|
1590
|
|
|
1591 # These are sane defaults that work on at least a few old systems.
|
|
|
1592 # [They come from Ultrix. What could be older than Ultrix?!! ;)]
|
|
|
1593
|
|
|
1594 # Character class describing NM global symbol codes.
|
|
|
1595 symcode='[BCDEGRST]'
|
|
|
1596
|
|
|
1597 # Regexp to match symbols that can be accessed directly from C.
|
|
|
1598 sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
|
|
|
1599
|
|
|
1600 # Transform the above into a raw symbol and a C symbol.
|
|
|
1601 symxfrm='\1 \2\3 \3'
|
|
|
1602
|
|
|
1603 # Transform an extracted symbol line into a proper C declaration
|
|
|
1604 global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
|
|
|
1605
|
|
|
1606 # Define system-specific variables.
|
|
|
1607 case "$host_os" in
|
|
|
1608 aix*)
|
|
|
1609 symcode='[BCDT]'
|
|
|
1610 ;;
|
|
|
1611 cygwin* | mingw*)
|
|
|
1612 symcode='[ABCDGISTW]'
|
|
|
1613 ;;
|
|
|
1614 hpux*) # Its linker distinguishes data from code symbols
|
|
|
1615 global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
|
|
|
1616 ;;
|
|
|
1617 irix*)
|
|
|
1618 symcode='[BCDEGRST]'
|
|
|
1619 ;;
|
|
|
1620 solaris*)
|
|
|
1621 symcode='[BDT]'
|
|
|
1622 ;;
|
|
|
1623 sysv4)
|
|
|
1624 symcode='[DFNSTU]'
|
|
|
1625 ;;
|
|
|
1626 esac
|
|
|
1627
|
|
|
1628 # If we're using GNU nm, then use its standard symbol codes.
|
|
|
1629 if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
|
|
|
1630 symcode='[ABCDGISTW]'
|
|
|
1631 fi
|
|
|
1632
|
|
|
1633 # Try without a prefix undercore, then with it.
|
|
|
1634 for ac_symprfx in "" "_"; do
|
|
|
1635
|
|
|
1636 # Write the raw and C identifiers.
|
|
|
1637 global_symbol_pipe="sed -n -e 's/^.*[ ]\($symcode\)[ ][ ]*\($ac_symprfx\)$sympat$/$symxfrm/p'"
|
|
|
1638
|
|
|
1639 # Check to see that the pipe works correctly.
|
|
|
1640 pipe_works=no
|
|
|
1641 $rm conftest*
|
|
|
1642 cat > conftest.c <<EOF
|
|
|
1643 #ifdef __cplusplus
|
|
|
1644 extern "C" {
|
|
|
1645 #endif
|
|
|
1646 char nm_test_var;
|
|
|
1647 void nm_test_func(){}
|
|
|
1648 #ifdef __cplusplus
|
|
|
1649 }
|
|
|
1650 #endif
|
|
|
1651 main(){nm_test_var='a';nm_test_func();return(0);}
|
|
|
1652 EOF
|
|
|
1653
|
|
|
1654 echo "$progname:1653: checking if global_symbol_pipe works" >&5
|
|
|
1655 if { (eval echo $progname:1654: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then
|
|
|
1656 # Now try to grab the symbols.
|
|
|
1657 nlist=conftest.nm
|
|
|
1658 if { echo "$progname:1657: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then
|
|
|
1659
|
|
|
1660 # Try sorting and uniquifying the output.
|
|
|
1661 if sort "$nlist" | uniq > "$nlist"T; then
|
|
|
1662 mv -f "$nlist"T "$nlist"
|
|
|
1663 else
|
|
|
1664 rm -f "$nlist"T
|
|
|
1665 fi
|
|
|
1666
|
|
|
1667 # Make sure that we snagged all the symbols we need.
|
|
|
1668 if egrep ' nm_test_var$' "$nlist" >/dev/null; then
|
|
|
1669 if egrep ' nm_test_func$' "$nlist" >/dev/null; then
|
|
|
1670 cat <<EOF > conftest.c
|
|
|
1671 #ifdef __cplusplus
|
|
|
1672 extern "C" {
|
|
|
1673 #endif
|
|
|
1674
|
|
|
1675 EOF
|
|
|
1676 # Now generate the symbol file.
|
|
|
1677 eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.c'
|
|
|
1678
|
|
|
1679 cat <<EOF >> conftest.c
|
|
|
1680 #if defined (__STDC__) && __STDC__
|
|
|
1681 # define lt_ptr_t void *
|
|
|
1682 #else
|
|
|
1683 # define lt_ptr_t char *
|
|
|
1684 # define const
|
|
|
1685 #endif
|
|
|
1686
|
|
|
1687 /* The mapping between symbol names and symbols. */
|
|
|
1688 const struct {
|
|
|
1689 const char *name;
|
|
|
1690 lt_ptr_t address;
|
|
|
1691 }
|
|
|
1692 lt_preloaded_symbols[] =
|
|
|
1693 {
|
|
|
1694 EOF
|
|
|
1695 sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.c
|
|
|
1696 cat <<\EOF >> conftest.c
|
|
|
1697 {0, (lt_ptr_t) 0}
|
|
|
1698 };
|
|
|
1699
|
|
|
1700 #ifdef __cplusplus
|
|
|
1701 }
|
|
|
1702 #endif
|
|
|
1703 EOF
|
|
|
1704 # Now try linking the two files.
|
|
|
1705 mv conftest.$objext conftstm.$objext
|
|
|
1706 save_LIBS="$LIBS"
|
|
|
1707 save_CFLAGS="$CFLAGS"
|
|
|
1708 LIBS="conftstm.$objext"
|
|
|
1709 CFLAGS="$CFLAGS$no_builtin_flag"
|
|
|
1710 if { (eval echo $progname:1709: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
|
|
|
1711 pipe_works=yes
|
|
|
1712 else
|
|
|
1713 echo "$progname: failed program was:" >&5
|
|
|
1714 cat conftest.c >&5
|
|
|
1715 fi
|
|
|
1716 LIBS="$save_LIBS"
|
|
|
1717 else
|
|
|
1718 echo "cannot find nm_test_func in $nlist" >&5
|
|
|
1719 fi
|
|
|
1720 else
|
|
|
1721 echo "cannot find nm_test_var in $nlist" >&5
|
|
|
1722 fi
|
|
|
1723 else
|
|
|
1724 echo "cannot run $global_symbol_pipe" >&5
|
|
|
1725 fi
|
|
|
1726 else
|
|
|
1727 echo "$progname: failed program was:" >&5
|
|
|
1728 cat conftest.c >&5
|
|
|
1729 fi
|
|
|
1730 $rm conftest* conftst*
|
|
|
1731
|
|
|
1732 # Do not use the global_symbol_pipe unless it works.
|
|
|
1733 if test "$pipe_works" = yes; then
|
|
|
1734 break
|
|
|
1735 else
|
|
|
1736 global_symbol_pipe=
|
|
|
1737 fi
|
|
|
1738 done
|
|
|
1739 if test "$pipe_works" = yes; then
|
|
|
1740 echo "${ac_t}ok" 1>&6
|
|
|
1741 else
|
|
|
1742 echo "${ac_t}failed" 1>&6
|
|
|
1743 fi
|
|
|
1744
|
|
|
1745 if test -z "$global_symbol_pipe"; then
|
|
|
1746 global_symbol_to_cdecl=
|
|
|
1747 fi
|
|
|
1748
|
|
|
1749 # Check hardcoding attributes.
|
|
|
1750 echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6
|
|
|
1751 hardcode_action=
|
|
|
1752 if test -n "$hardcode_libdir_flag_spec" || \
|
|
|
1753 test -n "$runpath_var"; then
|
|
|
1754
|
|
|
1755 # We can hardcode non-existant directories.
|
|
|
1756 if test "$hardcode_direct" != no &&
|
|
|
1757 # If the only mechanism to avoid hardcoding is shlibpath_var, we
|
|
|
1758 # have to relink, otherwise we might link with an installed library
|
|
|
1759 # when we should be linking with a yet-to-be-installed one
|
|
|
1760 ## test "$hardcode_shlibpath_var" != no &&
|
|
|
1761 test "$hardcode_minus_L" != no; then
|
|
|
1762 # Linking always hardcodes the temporary library directory.
|
|
|
1763 hardcode_action=relink
|
|
|
1764 else
|
|
|
1765 # We can link without hardcoding, and we can hardcode nonexisting dirs.
|
|
|
1766 hardcode_action=immediate
|
|
|
1767 fi
|
|
|
1768 else
|
|
|
1769 # We cannot hardcode anything, or else we can only hardcode existing
|
|
|
1770 # directories.
|
|
|
1771 hardcode_action=unsupported
|
|
|
1772 fi
|
|
|
1773 echo "$ac_t$hardcode_action" 1>&6
|
|
|
1774
|
|
|
1775
|
|
|
1776 reload_flag=
|
|
|
1777 reload_cmds='$LD$reload_flag -o $output$reload_objs'
|
|
|
1778 echo $ac_n "checking for $LD option to reload object files... $ac_c" 1>&6
|
|
|
1779 # PORTME Some linkers may need a different reload flag.
|
|
|
1780 reload_flag='-r'
|
|
|
1781 echo "$ac_t$reload_flag" 1>&6
|
|
|
1782 test -n "$reload_flag" && reload_flag=" $reload_flag"
|
|
|
1783
|
|
|
1784 # PORTME Fill in your ld.so characteristics
|
|
|
1785 library_names_spec=
|
|
|
1786 libname_spec='lib$name'
|
|
|
1787 soname_spec=
|
|
|
1788 postinstall_cmds=
|
|
|
1789 postuninstall_cmds=
|
|
|
1790 finish_cmds=
|
|
|
1791 finish_eval=
|
|
|
1792 shlibpath_var=
|
|
|
1793 shlibpath_overrides_runpath=unknown
|
|
|
1794 version_type=none
|
|
|
1795 dynamic_linker="$host_os ld.so"
|
|
|
1796 sys_lib_dlsearch_path_spec="/lib /usr/lib"
|
|
|
1797 sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
|
|
|
1798 file_magic_cmd=
|
|
|
1799 file_magic_test_file=
|
|
|
1800 deplibs_check_method='unknown'
|
|
|
1801 # Need to set the preceding variable on all platforms that support
|
|
|
1802 # interlibrary dependencies.
|
|
|
1803 # 'none' -- dependencies not supported.
|
|
|
1804 # `unknown' -- same as none, but documents that we really don't know.
|
|
|
1805 # 'pass_all' -- all dependencies passed with no checks.
|
|
|
1806 # 'test_compile' -- check by making test program.
|
|
|
1807 # 'file_magic [regex]' -- check by looking for files in library path
|
|
|
1808 # which responds to the $file_magic_cmd with a given egrep regex.
|
|
|
1809 # If you have `file' or equivalent on your system and you're not sure
|
|
|
1810 # whether `pass_all' will *always* work, you probably want this one.
|
|
|
1811 echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6
|
|
|
1812 case "$host_os" in
|
|
|
1813 aix3*)
|
|
|
1814 version_type=linux
|
|
|
1815 library_names_spec='${libname}${release}.so$versuffix $libname.a'
|
|
|
1816 shlibpath_var=LIBPATH
|
|
|
1817
|
|
|
1818 # AIX has no versioning support, so we append a major version to the name.
|
|
|
1819 soname_spec='${libname}${release}.so$major'
|
|
|
1820 ;;
|
|
|
1821
|
|
|
1822 aix4*)
|
|
|
1823 version_type=linux
|
|
|
1824 # AIX has no versioning support, so currently we can not hardcode correct
|
|
|
1825 # soname into executable. Probably we can add versioning support to
|
|
|
1826 # collect2, so additional links can be useful in future.
|
|
|
1827 # We preserve .a as extension for shared libraries though AIX4.2
|
|
|
1828 # and later linker supports .so
|
|
|
1829 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a'
|
|
|
1830 shlibpath_var=LIBPATH
|
|
|
1831 deplibs_check_method=pass_all
|
|
|
1832 ;;
|
|
|
1833
|
|
|
1834 amigaos*)
|
|
|
1835 library_names_spec='$libname.ixlibrary $libname.a'
|
|
|
1836 # Create ${libname}_ixlibrary.a entries in /sys/libs.
|
|
|
1837 finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | $Xsed -e '\''s%^.*/\([^/]*\)\.ixlibrary$%\1%'\''`; test $rm /sys/libs/${libname}_ixlibrary.a; $show "(cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a)"; (cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a) || exit 1; done'
|
|
|
1838 ;;
|
|
|
1839
|
|
|
1840 beos*)
|
|
|
1841 library_names_spec='${libname}.so'
|
|
|
1842 dynamic_linker="$host_os ld.so"
|
|
|
1843 shlibpath_var=LIBRARY_PATH
|
|
|
1844 deplibs_check_method=pass_all
|
|
|
1845 lt_cv_dlopen="load_add_on"
|
|
|
1846 lt_cv_dlopen_libs=
|
|
|
1847 lt_cv_dlopen_self=yes
|
|
|
1848 ;;
|
|
|
1849
|
|
|
1850 bsdi4*)
|
|
|
1851 version_type=linux
|
|
|
1852 need_version=no
|
|
|
1853 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
|
|
|
1854 soname_spec='${libname}${release}.so$major'
|
|
|
1855 finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
|
|
|
1856 shlibpath_var=LD_LIBRARY_PATH
|
|
|
1857 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)'
|
|
|
1858 file_magic_cmd=/usr/bin/file
|
|
|
1859 file_magic_test_file=/shlib/libc.so
|
|
|
1860 sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
|
|
|
1861 sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
|
|
|
1862 export_dynamic_flag_spec=-rdynamic
|
|
|
1863 # the default ld.so.conf also contains /usr/contrib/lib and
|
|
|
1864 # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
|
|
|
1865 # libtool to hard-code these into programs
|
|
|
1866 ;;
|
|
|
1867
|
|
|
1868 cygwin* | mingw*)
|
|
|
1869 version_type=windows
|
|
|
1870 need_version=no
|
|
|
1871 need_lib_prefix=no
|
|
|
1872 if test "$with_gcc" = yes; then
|
|
|
1873 library_names_spec='`echo ${libname} | sed -e 's/^lib//g'`.dll $libname.a'
|
|
|
1874 else
|
|
|
1875 library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib'
|
|
|
1876 fi
|
|
|
1877 dynamic_linker='Win32 ld.exe'
|
|
|
1878 deplibs_check_method='file_magic file format pe-i386(.*architecture: i386)?'
|
|
|
1879 file_magic_cmd='${OBJDUMP} -f'
|
|
|
1880 # FIXME: first we should search . and the directory the executable is in
|
|
|
1881 shlibpath_var=PATH
|
|
|
1882 if test "$with_gcc" = yes; then
|
|
|
1883 # See where the system libraries really are - /usr/lib won't cut it
|
|
|
1884 libuser32=`$CC --print-file-name=libuser32.a`
|
|
|
1885 win32libs=`expr $libuser32 : '\(.*\)/.*'`
|
|
|
1886 sys_lib_search_path_spec="$sys_lib_search_path $win32libs"
|
|
|
1887 fi
|
|
|
1888 lt_cv_dlopen="LoadLibrary"
|
|
|
1889 lt_cv_dlopen_libs=
|
|
|
1890 ;;
|
|
|
1891
|
|
|
1892 freebsd1*)
|
|
|
1893 dynamic_linker=no
|
|
|
1894 ;;
|
|
|
1895
|
|
|
1896 freebsd*)
|
|
|
1897 objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout`
|
|
|
1898 version_type=freebsd-$objformat
|
|
|
1899 case "$version_type" in
|
|
|
1900 freebsd-elf*)
|
|
|
1901 deplibs_check_method='pass_all'
|
|
|
1902
|
|
|
1903 file_magic_cmd=/usr/bin/file
|
|
|
1904 file_magic_test_file=`echo /usr/lib/libc.so*`
|
|
|
1905 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
|
|
|
1906 need_version=no
|
|
|
1907 need_lib_prefix=no
|
|
|
1908 ;;
|
|
|
1909 freebsd-*)
|
|
|
1910 deplibs_check_method=unknown
|
|
|
1911 library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix'
|
|
|
1912 need_version=yes
|
|
|
1913 ;;
|
|
|
1914 esac
|
|
|
1915 shlibpath_var=LD_LIBRARY_PATH
|
|
|
1916 case "$host_os" in
|
|
|
1917 freebsd2* | freebsd3.[01]* | freebsdelf3.[01]*)
|
|
|
1918 shlibpath_overrides_runpath=yes
|
|
|
1919 ;;
|
|
|
1920 *) # from 3.2 on
|
|
|
1921 shlibpath_overrides_runpath=no
|
|
|
1922 ;;
|
|
|
1923 esac
|
|
|
1924 ;;
|
|
|
1925
|
|
|
1926 gnu*)
|
|
|
1927 version_type=linux
|
|
|
1928 need_lib_prefix=no
|
|
|
1929 need_version=no
|
|
|
1930 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so'
|
|
|
1931 soname_spec='${libname}${release}.so$major'
|
|
|
1932 shlibpath_var=LD_LIBRARY_PATH
|
|
|
1933 ;;
|
|
|
1934
|
|
|
1935 hpux9* | hpux10* | hpux11*)
|
|
|
1936 # Give a soname corresponding to the major version so that dld.sl refuses to
|
|
|
1937 # link against other versions.
|
|
|
1938 dynamic_linker="$host_os dld.sl"
|
|
|
1939 version_type=sunos
|
|
|
1940 need_lib_prefix=no
|
|
|
1941 need_version=no
|
|
|
1942 shlibpath_var=SHLIB_PATH
|
|
|
1943 shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
|
|
|
1944 library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl'
|
|
|
1945 soname_spec='${libname}${release}.sl$major'
|
|
|
1946 # HP-UX runs *really* slowly unless shared libraries are mode 555.
|
|
|
1947 postinstall_cmds='chmod 555 $lib'
|
|
|
1948 case "$host_os" in
|
|
|
1949 hpux10.20*)
|
|
|
1950 # TODO: Does this work for hpux-11 too?
|
|
|
1951 # deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9].[0-9]) shared library'
|
|
|
1952 deplibs_check_method="unknown"
|
|
|
1953 file_magic_cmd=/usr/bin/file
|
|
|
1954 file_magic_test_file=/usr/lib/libc.sl
|
|
|
1955 ;;
|
|
|
1956 esac
|
|
|
1957 ;;
|
|
|
1958
|
|
|
1959 irix5* | irix6*)
|
|
|
1960 version_type=irix
|
|
|
1961 need_lib_prefix=no
|
|
|
1962 need_version=no
|
|
|
1963 soname_spec='${libname}${release}.so.$major'
|
|
|
1964 library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major ${libname}${release}.so $libname.so'
|
|
|
1965 case "$host_os" in
|
|
|
1966 irix5*)
|
|
|
1967 libsuff= shlibsuff=
|
|
|
1968 # this will be overridden with pass_all, but let us keep it just in case
|
|
|
1969 deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1"
|
|
|
1970 ;;
|
|
|
1971 *)
|
|
|
1972 case "$LD" in # libtool.m4 will add one of these switches to LD
|
|
|
1973 *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;;
|
|
|
1974 *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;;
|
|
|
1975 *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;;
|
|
|
1976 *) libsuff= shlibsuff= libmagic=never-match;;
|
|
|
1977 esac
|
|
|
1978 ;;
|
|
|
1979 esac
|
|
|
1980 shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
|
|
|
1981 shlibpath_overrides_runpath=no
|
|
|
1982 sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
|
|
|
1983 sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
|
|
|
1984 file_magic_cmd=/usr/bin/file
|
|
|
1985 file_magic_test_file=`echo /lib${libsuff}/libc.so*`
|
|
|
1986 deplibs_check_method='pass_all'
|
|
|
1987 ;;
|
|
|
1988
|
|
|
1989 # No shared lib support for Linux oldld, aout, or coff.
|
|
|
1990 linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
|
|
|
1991 dynamic_linker=no
|
|
|
1992 ;;
|
|
|
1993
|
|
|
1994 # This must be Linux ELF.
|
|
|
1995 linux-gnu*)
|
|
|
1996 version_type=linux
|
|
|
1997 need_lib_prefix=no
|
|
|
1998 need_version=no
|
|
|
1999 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
|
|
|
2000 soname_spec='${libname}${release}.so$major'
|
|
|
2001 finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
|
|
|
2002 shlibpath_var=LD_LIBRARY_PATH
|
|
|
2003 shlibpath_overrides_runpath=no
|
|
|
2004 deplibs_check_method=pass_all
|
|
|
2005
|
|
|
2006 if test -f /lib/ld.so.1; then
|
|
|
2007 dynamic_linker='GNU ld.so'
|
|
|
2008 else
|
|
|
2009 # Only the GNU ld.so supports shared libraries on MkLinux.
|
|
|
2010 case "$host_cpu" in
|
|
|
2011 powerpc*) dynamic_linker=no ;;
|
|
|
2012 *) dynamic_linker='Linux ld.so' ;;
|
|
|
2013 esac
|
|
|
2014 fi
|
|
|
2015 ;;
|
|
|
2016
|
|
|
2017 netbsd*)
|
|
|
2018 version_type=sunos
|
|
|
2019 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
|
|
|
2020 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
|
|
|
2021 finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
|
|
|
2022 dynamic_linker='NetBSD (a.out) ld.so'
|
|
|
2023 else
|
|
|
2024 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so'
|
|
|
2025 soname_spec='${libname}${release}.so$major'
|
|
|
2026 dynamic_linker='NetBSD ld.elf_so'
|
|
|
2027 fi
|
|
|
2028 shlibpath_var=LD_LIBRARY_PATH
|
|
|
2029 ;;
|
|
|
2030
|
|
|
2031 openbsd*)
|
|
|
2032 version_type=sunos
|
|
|
2033 if test "$with_gnu_ld" = yes; then
|
|
|
2034 need_lib_prefix=no
|
|
|
2035 need_version=no
|
|
|
2036 fi
|
|
|
2037 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
|
|
|
2038 finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
|
|
|
2039 shlibpath_var=LD_LIBRARY_PATH
|
|
|
2040 ;;
|
|
|
2041
|
|
|
2042 os2*)
|
|
|
2043 libname_spec='$name'
|
|
|
2044 need_lib_prefix=no
|
|
|
2045 library_names_spec='$libname.dll $libname.a'
|
|
|
2046 dynamic_linker='OS/2 ld.exe'
|
|
|
2047 shlibpath_var=LIBPATH
|
|
|
2048 ;;
|
|
|
2049
|
|
|
2050 osf3* | osf4* | osf5*)
|
|
|
2051 version_type=osf
|
|
|
2052 need_version=no
|
|
|
2053 soname_spec='${libname}${release}.so'
|
|
|
2054 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
|
|
|
2055 shlibpath_var=LD_LIBRARY_PATH
|
|
|
2056 # this will be overridden with pass_all, but let us keep it just in case
|
|
|
2057 deplibs_check_method='file_magic COFF format alpha shared library'
|
|
|
2058 file_magic_cmd=/usr/bin/file
|
|
|
2059 file_magic_test_file=/shlib/libc.so
|
|
|
2060 deplibs_check_method='pass_all'
|
|
|
2061 sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
|
|
|
2062 sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
|
|
|
2063 ;;
|
|
|
2064
|
|
|
2065 rhapsody*)
|
|
|
2066 version_type=sunos
|
|
|
2067 library_names_spec='${libname}.so'
|
|
|
2068 soname_spec='${libname}.so'
|
|
|
2069 shlibpath_var=DYLD_LIBRARY_PATH
|
|
|
2070 deplibs_check_method=pass_all
|
|
|
2071 ;;
|
|
|
2072
|
|
|
2073 sco3.2v5*)
|
|
|
2074 version_type=osf
|
|
|
2075 soname_spec='${libname}${release}.so$major'
|
|
|
2076 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
|
|
|
2077 shlibpath_var=LD_LIBRARY_PATH
|
|
|
2078 ;;
|
|
|
2079
|
|
|
2080 solaris*)
|
|
|
2081 version_type=linux
|
|
|
2082 need_lib_prefix=no
|
|
|
2083 need_version=no
|
|
|
2084 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
|
|
|
2085 soname_spec='${libname}${release}.so$major'
|
|
|
2086 shlibpath_var=LD_LIBRARY_PATH
|
|
|
2087 shlibpath_overrides_runpath=yes
|
|
|
2088 # ldd complains unless libraries are executable
|
|
|
2089 postinstall_cmds='chmod +x $lib'
|
|
|
2090 deplibs_check_method="file_magic ELF [0-9][0-9]-bit [LM]SB dynamic lib"
|
|
|
2091 file_magic_cmd=/usr/bin/file
|
|
|
2092 file_magic_test_file=/lib/libc.so
|
|
|
2093 ;;
|
|
|
2094
|
|
|
2095 sunos4*)
|
|
|
2096 version_type=sunos
|
|
|
2097 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
|
|
|
2098 finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
|
|
|
2099 shlibpath_var=LD_LIBRARY_PATH
|
|
|
2100 shlibpath_overrides_runpath=yes
|
|
|
2101 if test "$with_gnu_ld" = yes; then
|
|
|
2102 need_lib_prefix=no
|
|
|
2103 fi
|
|
|
2104 need_version=yes
|
|
|
2105 ;;
|
|
|
2106
|
|
|
2107 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
|
|
|
2108 version_type=linux
|
|
|
2109 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
|
|
|
2110 soname_spec='${libname}${release}.so$major'
|
|
|
2111 shlibpath_var=LD_LIBRARY_PATH
|
|
|
2112 case "$host_vendor" in
|
|
|
2113 sequent)
|
|
|
2114 file_magic_cmd='/bin/file'
|
|
|
2115 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'
|
|
|
2116 ;;
|
|
|
2117 ncr)
|
|
|
2118 deplibs_check_method='pass_all'
|
|
|
2119 ;;
|
|
|
2120 motorola)
|
|
|
2121 need_lib_prefix=no
|
|
|
2122 need_version=no
|
|
|
2123 shlibpath_overrides_runpath=no
|
|
|
2124 sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
|
|
|
2125 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]'
|
|
|
2126 file_magic_cmd=/usr/bin/file
|
|
|
2127 file_magic_test_file=`echo /usr/lib/libc.so*`
|
|
|
2128 ;;
|
|
|
2129 esac
|
|
|
2130 ;;
|
|
|
2131
|
|
|
2132 uts4*)
|
|
|
2133 version_type=linux
|
|
|
2134 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
|
|
|
2135 soname_spec='${libname}${release}.so$major'
|
|
|
2136 shlibpath_var=LD_LIBRARY_PATH
|
|
|
2137 ;;
|
|
|
2138
|
|
|
2139 dgux*)
|
|
|
2140 version_type=linux
|
|
|
2141 need_lib_prefix=no
|
|
|
2142 need_version=no
|
|
|
2143 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
|
|
|
2144 soname_spec='${libname}${release}.so$major'
|
|
|
2145 shlibpath_var=LD_LIBRARY_PATH
|
|
|
2146 ;;
|
|
|
2147
|
|
|
2148 sysv4*MP*)
|
|
|
2149 if test -d /usr/nec ;then
|
|
|
2150 version_type=linux
|
|
|
2151 library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so'
|
|
|
2152 soname_spec='$libname.so.$major'
|
|
|
2153 shlibpath_var=LD_LIBRARY_PATH
|
|
|
2154 fi
|
|
|
2155 ;;
|
|
|
2156
|
|
|
2157 *)
|
|
|
2158 dynamic_linker=no
|
|
|
2159 ;;
|
|
|
2160 esac
|
|
|
2161 echo "$ac_t$dynamic_linker" 1>&6
|
|
|
2162 test "$dynamic_linker" = no && can_build_shared=no
|
|
|
2163
|
|
|
2164 # Report the final consequences.
|
|
|
2165 echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
|
|
|
2166
|
|
|
2167 # Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in
|
|
|
2168 # configure.in, otherwise build static only libraries.
|
|
|
2169 case "$host_os" in
|
|
|
2170 cygwin* | mingw* | os2*)
|
|
|
2171 if test x$can_build_shared = xyes; then
|
|
|
2172 test x$enable_win32_dll = xno && can_build_shared=no
|
|
|
2173 echo "checking if package supports dlls... $can_build_shared" 1>&6
|
|
|
2174 fi
|
|
|
2175 ;;
|
|
|
2176 esac
|
|
|
2177
|
|
|
2178 if test -n "$file_magic_test_file" && test -n "$file_magic_cmd"; then
|
|
|
2179 case "$deplibs_check_method" in
|
|
|
2180 "file_magic "*)
|
|
|
2181 file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`"
|
|
|
2182 if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
|
|
|
2183 egrep "$file_magic_regex" > /dev/null; then
|
|
|
2184 :
|
|
|
2185 else
|
|
|
2186 cat <<EOF 1>&2
|
|
|
2187
|
|
|
2188 *** Warning: the command libtool uses to detect shared libraries,
|
|
|
2189 *** $file_magic_cmd, produces output that libtool cannot recognize.
|
|
|
2190 *** The result is that libtool may fail to recognize shared libraries
|
|
|
2191 *** as such. This will affect the creation of libtool libraries that
|
|
|
2192 *** depend on shared libraries, but programs linked with such libtool
|
|
|
2193 *** libraries will work regardless of this problem. Nevertheless, you
|
|
|
2194 *** may want to report the problem to your system manager and/or to
|
|
|
2195 *** bug-libtool@gnu.org
|
|
|
2196
|
|
|
2197 EOF
|
|
|
2198 fi ;;
|
|
|
2199 esac
|
|
|
2200 fi
|
|
|
2201
|
|
|
2202 echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
|
|
|
2203 test "$can_build_shared" = "no" && enable_shared=no
|
|
|
2204
|
|
|
2205 # On AIX, shared libraries and static libraries use the same namespace, and
|
|
|
2206 # are all built from PIC.
|
|
|
2207 case "$host_os" in
|
|
|
2208 aix3*)
|
|
|
2209 test "$enable_shared" = yes && enable_static=no
|
|
|
2210 if test -n "$RANLIB"; then
|
|
|
2211 archive_cmds="$archive_cmds~\$RANLIB \$lib"
|
|
|
2212 postinstall_cmds='$RANLIB $lib'
|
|
|
2213 fi
|
|
|
2214 ;;
|
|
|
2215
|
|
|
2216 aix4*)
|
|
|
2217 test "$enable_shared" = yes && enable_static=no
|
|
|
2218 ;;
|
|
|
2219 esac
|
|
|
2220
|
|
|
2221 echo "$ac_t$enable_shared" 1>&6
|
|
|
2222
|
|
|
2223 # Make sure either enable_shared or enable_static is yes.
|
|
|
2224 test "$enable_shared" = yes || enable_static=yes
|
|
|
2225
|
|
|
2226 echo "checking whether to build static libraries... $enable_static" 1>&6
|
|
|
2227
|
|
|
2228 if test "$hardcode_action" = relink; then
|
|
|
2229 # Fast installation is not supported
|
|
|
2230 enable_fast_install=no
|
|
|
2231 elif test "$shlibpath_overrides_runpath" = yes ||
|
|
|
2232 test "$enable_shared" = no; then
|
|
|
2233 # Fast installation is not necessary
|
|
|
2234 enable_fast_install=needless
|
|
|
2235 fi
|
|
|
2236
|
|
|
2237 echo $ac_n "checking for objdir... $ac_c" 1>&6
|
|
|
2238 rm -f .libs 2>/dev/null
|
|
|
2239 mkdir .libs 2>/dev/null
|
|
|
2240 if test -d .libs; then
|
|
|
2241 objdir=.libs
|
|
|
2242 else
|
|
|
2243 # MS-DOS does not allow filenames that begin with a dot.
|
|
|
2244 objdir=_libs
|
|
|
2245 fi
|
|
|
2246 rmdir .libs 2>/dev/null
|
|
|
2247 echo "$ac_t$objdir" 1>&6
|
|
|
2248
|
|
|
2249 if test "x$enable_dlopen" != xyes; then
|
|
|
2250 enable_dlopen=unknown
|
|
|
2251 enable_dlopen_self=unknown
|
|
|
2252 enable_dlopen_self_static=unknown
|
|
|
2253 else
|
|
|
2254 if eval "test \"`echo '$''{'lt_cv_dlopen'+set}'`\" != set"; then
|
|
|
2255 lt_cv_dlopen=no lt_cv_dlopen_libs=
|
|
|
2256 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
|
|
|
2257 echo "$progname:2248: checking for dlopen in -ldl" >&5
|
|
|
2258 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
|
|
|
2259 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
|
|
|
2260 echo $ac_n "(cached) $ac_c" 1>&6
|
|
|
2261 else
|
|
|
2262 ac_save_LIBS="$LIBS"
|
|
|
2263 LIBS="-ldl $LIBS"
|
|
|
2264 cat > conftest.$ac_ext <<EOF
|
|
|
2265 #line 2256 "ltconfig"
|
|
|
2266 /* Override any gcc2 internal prototype to avoid an error. */
|
|
|
2267 /* We use char because int might match the return type of a gcc2
|
|
|
2268 builtin and then its argument prototype would still apply. */
|
|
|
2269 #ifdef __cplusplus
|
|
|
2270 extern "C"
|
|
|
2271 #endif
|
|
|
2272 char dlopen();
|
|
|
2273
|
|
|
2274 int main() {
|
|
|
2275 dlopen()
|
|
|
2276 ; return 0; }
|
|
|
2277 EOF
|
|
|
2278 if { (eval echo $progname:2269: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
|
|
|
2279 rm -rf conftest*
|
|
|
2280 eval "ac_cv_lib_$ac_lib_var=yes"
|
|
|
2281 else
|
|
|
2282 echo "$progname: failed program was:" >&5
|
|
|
2283 cat conftest.$ac_ext >&5
|
|
|
2284 rm -rf conftest*
|
|
|
2285 eval "ac_cv_lib_$ac_lib_var=no"
|
|
|
2286 fi
|
|
|
2287 rm -f conftest*
|
|
|
2288 LIBS="$ac_save_LIBS"
|
|
|
2289
|
|
|
2290 fi
|
|
|
2291 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
|
|
|
2292 echo "$ac_t""yes" 1>&6
|
|
|
2293 lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
|
|
|
2294 else
|
|
|
2295 echo "$ac_t""no" 1>&6
|
|
|
2296 echo $ac_n "checking for dlopen""... $ac_c" 1>&6
|
|
|
2297 echo "$progname:2288: checking for dlopen" >&5
|
|
|
2298 if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then
|
|
|
2299 echo $ac_n "(cached) $ac_c" 1>&6
|
|
|
2300 else
|
|
|
2301 cat > conftest.$ac_ext <<EOF
|
|
|
2302 #line 2293 "ltconfig"
|
|
|
2303 /* System header to define __stub macros and hopefully few prototypes,
|
|
|
2304 which can conflict with char dlopen(); below. */
|
|
|
2305 #include <assert.h>
|
|
|
2306 /* Override any gcc2 internal prototype to avoid an error. */
|
|
|
2307 /* We use char because int might match the return type of a gcc2
|
|
|
2308 builtin and then its argument prototype would still apply. */
|
|
|
2309 #ifdef __cplusplus
|
|
|
2310 extern "C"
|
|
|
2311 #endif
|
|
|
2312 char dlopen();
|
|
|
2313
|
|
|
2314 int main() {
|
|
|
2315
|
|
|
2316 /* The GNU C library defines this for functions which it implements
|
|
|
2317 to always fail with ENOSYS. Some functions are actually named
|
|
|
2318 something starting with __ and the normal name is an alias. */
|
|
|
2319 #if defined (__stub_dlopen) || defined (__stub___dlopen)
|
|
|
2320 choke me
|
|
|
2321 #else
|
|
|
2322 dlopen();
|
|
|
2323 #endif
|
|
|
2324
|
|
|
2325 ; return 0; }
|
|
|
2326 EOF
|
|
|
2327 if { (eval echo $progname:2318: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
|
|
|
2328 rm -rf conftest*
|
|
|
2329 eval "ac_cv_func_dlopen=yes"
|
|
|
2330 else
|
|
|
2331 echo "$progname: failed program was:" >&5
|
|
|
2332 cat conftest.$ac_ext >&5
|
|
|
2333 rm -rf conftest*
|
|
|
2334 eval "ac_cv_func_dlopen=no"
|
|
|
2335 fi
|
|
|
2336 rm -f conftest*
|
|
|
2337 fi
|
|
|
2338 if eval "test \"`echo '$ac_cv_func_'dlopen`\" = yes"; then
|
|
|
2339 echo "$ac_t""yes" 1>&6
|
|
|
2340 lt_cv_dlopen="dlopen"
|
|
|
2341 else
|
|
|
2342 echo "$ac_t""no" 1>&6
|
|
|
2343 echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6
|
|
|
2344 echo "$progname:2335: checking for dld_link in -ldld" >&5
|
|
|
2345 ac_lib_var=`echo dld'_'dld_link | sed 'y%./+-%__p_%'`
|
|
|
2346 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
|
|
|
2347 echo $ac_n "(cached) $ac_c" 1>&6
|
|
|
2348 else
|
|
|
2349 ac_save_LIBS="$LIBS"
|
|
|
2350 LIBS="-ldld $LIBS"
|
|
|
2351 cat > conftest.$ac_ext <<EOF
|
|
|
2352 #line 2343 "ltconfig"
|
|
|
2353 /* Override any gcc2 internal prototype to avoid an error. */
|
|
|
2354 /* We use char because int might match the return type of a gcc2
|
|
|
2355 builtin and then its argument prototype would still apply. */
|
|
|
2356 #ifdef __cplusplus
|
|
|
2357 extern "C"
|
|
|
2358 #endif
|
|
|
2359 char dld_link();
|
|
|
2360
|
|
|
2361 int main() {
|
|
|
2362 dld_link()
|
|
|
2363 ; return 0; }
|
|
|
2364 EOF
|
|
|
2365 if { (eval echo $progname:2356: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
|
|
|
2366 rm -rf conftest*
|
|
|
2367 eval "ac_cv_lib_$ac_lib_var=yes"
|
|
|
2368 else
|
|
|
2369 echo "$progname: failed program was:" >&5
|
|
|
2370 cat conftest.$ac_ext >&5
|
|
|
2371 rm -rf conftest*
|
|
|
2372 eval "ac_cv_lib_$ac_lib_var=no"
|
|
|
2373 fi
|
|
|
2374 rm -f conftest*
|
|
|
2375 LIBS="$ac_save_LIBS"
|
|
|
2376
|
|
|
2377 fi
|
|
|
2378 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
|
|
|
2379 echo "$ac_t""yes" 1>&6
|
|
|
2380 lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
|
|
|
2381 else
|
|
|
2382 echo "$ac_t""no" 1>&6
|
|
|
2383 echo $ac_n "checking for shl_load""... $ac_c" 1>&6
|
|
|
2384 echo "$progname:2375: checking for shl_load" >&5
|
|
|
2385 if eval "test \"`echo '$''{'ac_cv_func_shl_load'+set}'`\" = set"; then
|
|
|
2386 echo $ac_n "(cached) $ac_c" 1>&6
|
|
|
2387 else
|
|
|
2388 cat > conftest.$ac_ext <<EOF
|
|
|
2389 #line 2380 "ltconfig"
|
|
|
2390 /* System header to define __stub macros and hopefully few prototypes,
|
|
|
2391 which can conflict with char shl_load(); below. */
|
|
|
2392 #include <assert.h>
|
|
|
2393 /* Override any gcc2 internal prototype to avoid an error. */
|
|
|
2394 /* We use char because int might match the return type of a gcc2
|
|
|
2395 builtin and then its argument prototype would still apply. */
|
|
|
2396 #ifdef __cplusplus
|
|
|
2397 extern "C"
|
|
|
2398 #endif
|
|
|
2399 char shl_load();
|
|
|
2400
|
|
|
2401 int main() {
|
|
|
2402
|
|
|
2403 /* The GNU C library defines this for functions which it implements
|
|
|
2404 to always fail with ENOSYS. Some functions are actually named
|
|
|
2405 something starting with __ and the normal name is an alias. */
|
|
|
2406 #if defined (__stub_shl_load) || defined (__stub___shl_load)
|
|
|
2407 choke me
|
|
|
2408 #else
|
|
|
2409 shl_load();
|
|
|
2410 #endif
|
|
|
2411
|
|
|
2412 ; return 0; }
|
|
|
2413 EOF
|
|
|
2414 if { (eval echo $progname:2405: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
|
|
|
2415 rm -rf conftest*
|
|
|
2416 eval "ac_cv_func_shl_load=yes"
|
|
|
2417 else
|
|
|
2418 echo "$progname: failed program was:" >&5
|
|
|
2419 cat conftest.$ac_ext >&5
|
|
|
2420 rm -rf conftest*
|
|
|
2421 eval "ac_cv_func_shl_load=no"
|
|
|
2422 fi
|
|
|
2423 rm -f conftest*
|
|
|
2424 fi
|
|
|
2425
|
|
|
2426 if eval "test \"`echo '$ac_cv_func_'shl_load`\" = yes"; then
|
|
|
2427 echo "$ac_t""yes" 1>&6
|
|
|
2428 lt_cv_dlopen="shl_load"
|
|
|
2429 else
|
|
|
2430 echo "$ac_t""no" 1>&6
|
|
|
2431 echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
|
|
|
2432 echo "$progname:2423: checking for shl_load in -ldld" >&5
|
|
|
2433 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
|
|
|
2434 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
|
|
|
2435 echo $ac_n "(cached) $ac_c" 1>&6
|
|
|
2436 else
|
|
|
2437 ac_save_LIBS="$LIBS"
|
|
|
2438 LIBS="-ldld $LIBS"
|
|
|
2439 cat > conftest.$ac_ext <<EOF
|
|
|
2440 #line 2431 "ltconfig"
|
|
|
2441 #include "confdefs.h"
|
|
|
2442 /* Override any gcc2 internal prototype to avoid an error. */
|
|
|
2443 /* We use char because int might match the return type of a gcc2
|
|
|
2444 builtin and then its argument prototype would still apply. */
|
|
|
2445 #ifdef __cplusplus
|
|
|
2446 extern "C"
|
|
|
2447 #endif
|
|
|
2448 char shl_load();
|
|
|
2449
|
|
|
2450 int main() {
|
|
|
2451 shl_load()
|
|
|
2452 ; return 0; }
|
|
|
2453 EOF
|
|
|
2454 if { (eval echo $progname:2445: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
|
|
|
2455 rm -rf conftest*
|
|
|
2456 eval "ac_cv_lib_$ac_lib_var=yes"
|
|
|
2457 else
|
|
|
2458 echo "$progname: failed program was:" >&5
|
|
|
2459 cat conftest.$ac_ext >&5
|
|
|
2460 rm -rf conftest*
|
|
|
2461 eval "ac_cv_lib_$ac_lib_var=no"
|
|
|
2462 fi
|
|
|
2463 rm -f conftest*
|
|
|
2464 LIBS="$ac_save_LIBS"
|
|
|
2465
|
|
|
2466 fi
|
|
|
2467 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
|
|
|
2468 echo "$ac_t""yes" 1>&6
|
|
|
2469 lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
|
|
|
2470 else
|
|
|
2471 echo "$ac_t""no" 1>&6
|
|
|
2472 fi
|
|
|
2473
|
|
|
2474
|
|
|
2475 fi
|
|
|
2476
|
|
|
2477
|
|
|
2478 fi
|
|
|
2479
|
|
|
2480
|
|
|
2481 fi
|
|
|
2482
|
|
|
2483
|
|
|
2484 fi
|
|
|
2485
|
|
|
2486 fi
|
|
|
2487
|
|
|
2488 if test "x$lt_cv_dlopen" != xno; then
|
|
|
2489 enable_dlopen=yes
|
|
|
2490 fi
|
|
|
2491
|
|
|
2492 case "$lt_cv_dlopen" in
|
|
|
2493 dlopen)
|
|
|
2494 for ac_hdr in dlfcn.h; do
|
|
|
2495 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
|
|
|
2496 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
|
|
|
2497 echo "$progname:2488: checking for $ac_hdr" >&5
|
|
|
2498 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
|
|
|
2499 echo $ac_n "(cached) $ac_c" 1>&6
|
|
|
2500 else
|
|
|
2501 cat > conftest.$ac_ext <<EOF
|
|
|
2502 #line 2493 "ltconfig"
|
|
|
2503 #include <$ac_hdr>
|
|
|
2504 int fnord = 0;
|
|
|
2505 EOF
|
|
|
2506 ac_try="$ac_compile >/dev/null 2>conftest.out"
|
|
|
2507 { (eval echo $progname:2498: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
|
|
|
2508 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
|
|
|
2509 if test -z "$ac_err"; then
|
|
|
2510 rm -rf conftest*
|
|
|
2511 eval "ac_cv_header_$ac_safe=yes"
|
|
|
2512 else
|
|
|
2513 echo "$ac_err" >&5
|
|
|
2514 echo "$progname: failed program was:" >&5
|
|
|
2515 cat conftest.$ac_ext >&5
|
|
|
2516 rm -rf conftest*
|
|
|
2517 eval "ac_cv_header_$ac_safe=no"
|
|
|
2518 fi
|
|
|
2519 rm -f conftest*
|
|
|
2520 fi
|
|
|
2521 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
|
|
|
2522 echo "$ac_t""yes" 1>&6
|
|
|
2523 else
|
|
|
2524 echo "$ac_t""no" 1>&6
|
|
|
2525 fi
|
|
|
2526 done
|
|
|
2527
|
|
|
2528 if test "x$ac_cv_header_dlfcn_h" = xyes; then
|
|
|
2529 CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
|
|
|
2530 fi
|
|
|
2531 eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
|
|
|
2532 LIBS="$lt_cv_dlopen_libs $LIBS"
|
|
|
2533
|
|
|
2534 echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6
|
|
|
2535 echo "$progname:2526: checking whether a program can dlopen itself" >&5
|
|
|
2536 if test "${lt_cv_dlopen_self+set}" = set; then
|
|
|
2537 echo $ac_n "(cached) $ac_c" 1>&6
|
|
|
2538 else
|
|
|
2539 if test "$cross_compiling" = yes; then
|
|
|
2540 lt_cv_dlopen_self=cross
|
|
|
2541 else
|
|
|
2542 cat > conftest.c <<EOF
|
|
|
2543 #line 2534 "ltconfig"
|
|
|
2544
|
|
|
2545 #if HAVE_DLFCN_H
|
|
|
2546 #include <dlfcn.h>
|
|
|
2547 #endif
|
|
|
2548
|
|
|
2549 #include <stdio.h>
|
|
|
2550
|
|
|
2551 #ifdef RTLD_GLOBAL
|
|
|
2552 # define LTDL_GLOBAL RTLD_GLOBAL
|
|
|
2553 #else
|
|
|
2554 # ifdef DL_GLOBAL
|
|
|
2555 # define LTDL_GLOBAL DL_GLOBAL
|
|
|
2556 # else
|
|
|
2557 # define LTDL_GLOBAL 0
|
|
|
2558 # endif
|
|
|
2559 #endif
|
|
|
2560
|
|
|
2561 /* We may have to define LTDL_LAZY_OR_NOW in the command line if we
|
|
|
2562 find out it does not work in some platform. */
|
|
|
2563 #ifndef LTDL_LAZY_OR_NOW
|
|
|
2564 # ifdef RTLD_LAZY
|
|
|
2565 # define LTDL_LAZY_OR_NOW RTLD_LAZY
|
|
|
2566 # else
|
|
|
2567 # ifdef DL_LAZY
|
|
|
2568 # define LTDL_LAZY_OR_NOW DL_LAZY
|
|
|
2569 # else
|
|
|
2570 # ifdef RTLD_NOW
|
|
|
2571 # define LTDL_LAZY_OR_NOW RTLD_NOW
|
|
|
2572 # else
|
|
|
2573 # ifdef DL_NOW
|
|
|
2574 # define LTDL_LAZY_OR_NOW DL_NOW
|
|
|
2575 # else
|
|
|
2576 # define LTDL_LAZY_OR_NOW 0
|
|
|
2577 # endif
|
|
|
2578 # endif
|
|
|
2579 # endif
|
|
|
2580 # endif
|
|
|
2581 #endif
|
|
|
2582
|
|
|
2583 fnord() { int i=42;}
|
|
|
2584 main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
|
|
|
2585 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
|
|
|
2586 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
|
|
|
2587
|
|
|
2588 EOF
|
|
|
2589 if { (eval echo $progname:2580: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
|
|
|
2590 then
|
|
|
2591 lt_cv_dlopen_self=yes
|
|
|
2592 else
|
|
|
2593 echo "$progname: failed program was:" >&5
|
|
|
2594 cat conftest.$ac_ext >&5
|
|
|
2595 rm -fr conftest*
|
|
|
2596 lt_cv_dlopen_self=no
|
|
|
2597 fi
|
|
|
2598 rm -fr conftest*
|
|
|
2599 fi
|
|
|
2600
|
|
|
2601 fi
|
|
|
2602
|
|
|
2603 echo "$ac_t""$lt_cv_dlopen_self" 1>&6
|
|
|
2604
|
|
|
2605 if test "$lt_cv_dlopen_self" = yes; then
|
|
|
2606 LDFLAGS="$LDFLAGS $link_static_flag"
|
|
|
2607 echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6
|
|
|
2608 echo "$progname:2599: checking whether a statically linked program can dlopen itself" >&5
|
|
|
2609 if test "${lt_cv_dlopen_self_static+set}" = set; then
|
|
|
2610 echo $ac_n "(cached) $ac_c" 1>&6
|
|
|
2611 else
|
|
|
2612 if test "$cross_compiling" = yes; then
|
|
|
2613 lt_cv_dlopen_self_static=cross
|
|
|
2614 else
|
|
|
2615 cat > conftest.c <<EOF
|
|
|
2616 #line 2607 "ltconfig"
|
|
|
2617
|
|
|
2618 #if HAVE_DLFCN_H
|
|
|
2619 #include <dlfcn.h>
|
|
|
2620 #endif
|
|
|
2621
|
|
|
2622 #include <stdio.h>
|
|
|
2623
|
|
|
2624 #ifdef RTLD_GLOBAL
|
|
|
2625 # define LTDL_GLOBAL RTLD_GLOBAL
|
|
|
2626 #else
|
|
|
2627 # ifdef DL_GLOBAL
|
|
|
2628 # define LTDL_GLOBAL DL_GLOBAL
|
|
|
2629 # else
|
|
|
2630 # define LTDL_GLOBAL 0
|
|
|
2631 # endif
|
|
|
2632 #endif
|
|
|
2633
|
|
|
2634 /* We may have to define LTDL_LAZY_OR_NOW in the command line if we
|
|
|
2635 find out it does not work in some platform. */
|
|
|
2636 #ifndef LTDL_LAZY_OR_NOW
|
|
|
2637 # ifdef RTLD_LAZY
|
|
|
2638 # define LTDL_LAZY_OR_NOW RTLD_LAZY
|
|
|
2639 # else
|
|
|
2640 # ifdef DL_LAZY
|
|
|
2641 # define LTDL_LAZY_OR_NOW DL_LAZY
|
|
|
2642 # else
|
|
|
2643 # ifdef RTLD_NOW
|
|
|
2644 # define LTDL_LAZY_OR_NOW RTLD_NOW
|
|
|
2645 # else
|
|
|
2646 # ifdef DL_NOW
|
|
|
2647 # define LTDL_LAZY_OR_NOW DL_NOW
|
|
|
2648 # else
|
|
|
2649 # define LTDL_LAZY_OR_NOW 0
|
|
|
2650 # endif
|
|
|
2651 # endif
|
|
|
2652 # endif
|
|
|
2653 # endif
|
|
|
2654 #endif
|
|
|
2655
|
|
|
2656 fnord() { int i=42;}
|
|
|
2657 main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
|
|
|
2658 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
|
|
|
2659 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
|
|
|
2660
|
|
|
2661 EOF
|
|
|
2662 if { (eval echo $progname:2653: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
|
|
|
2663 then
|
|
|
2664 lt_cv_dlopen_self_static=yes
|
|
|
2665 else
|
|
|
2666 echo "$progname: failed program was:" >&5
|
|
|
2667 cat conftest.$ac_ext >&5
|
|
|
2668 rm -fr conftest*
|
|
|
2669 lt_cv_dlopen_self_static=no
|
|
|
2670 fi
|
|
|
2671 rm -fr conftest*
|
|
|
2672 fi
|
|
|
2673
|
|
|
2674 fi
|
|
|
2675
|
|
|
2676 echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6
|
|
|
2677 fi
|
|
|
2678 ;;
|
|
|
2679 esac
|
|
|
2680
|
|
|
2681 case "$lt_cv_dlopen_self" in
|
|
|
2682 yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
|
|
|
2683 *) enable_dlopen_self=unknown ;;
|
|
|
2684 esac
|
|
|
2685
|
|
|
2686 case "$lt_cv_dlopen_self_static" in
|
|
|
2687 yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
|
|
|
2688 *) enable_dlopen_self_static=unknown ;;
|
|
|
2689 esac
|
|
|
2690 fi
|
|
|
2691
|
|
|
2692 # Copy echo and quote the copy, instead of the original, because it is
|
|
|
2693 # used later.
|
|
|
2694 ltecho="$echo"
|
|
|
2695 if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then
|
|
|
2696 ltecho="$CONFIG_SHELL \$0 --fallback-echo"
|
|
|
2697 fi
|
|
|
2698 LTSHELL="$SHELL"
|
|
|
2699
|
|
|
2700 LTCONFIG_VERSION="$VERSION"
|
|
|
2701
|
|
|
2702 # Only quote variables if we're using ltmain.sh.
|
|
|
2703 case "$ltmain" in
|
|
|
2704 *.sh)
|
|
|
2705 # Now quote all the things that may contain metacharacters.
|
|
|
2706 for var in ltecho old_CC old_CFLAGS old_CPPFLAGS \
|
|
|
2707 old_LD old_LDFLAGS old_LIBS \
|
|
|
2708 old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS \
|
|
|
2709 AR CC LD LN_S NM LTSHELL LTCONFIG_VERSION \
|
|
|
2710 reload_flag reload_cmds wl \
|
|
|
2711 pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \
|
|
|
2712 thread_safe_flag_spec whole_archive_flag_spec libname_spec \
|
|
|
2713 library_names_spec soname_spec \
|
|
|
2714 RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
|
|
|
2715 old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds postuninstall_cmds \
|
|
|
2716 file_magic_cmd export_symbols_cmds deplibs_check_method allow_undefined_flag no_undefined_flag \
|
|
|
2717 finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \
|
|
|
2718 hardcode_libdir_flag_spec hardcode_libdir_separator \
|
|
|
2719 sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
|
|
|
2720 compiler_c_o compiler_o_lo need_locks exclude_expsyms include_expsyms; do
|
|
|
2721
|
|
|
2722 case "$var" in
|
|
|
2723 reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
|
|
|
2724 old_postinstall_cmds | old_postuninstall_cmds | \
|
|
|
2725 export_symbols_cmds | archive_cmds | archive_expsym_cmds | \
|
|
|
2726 postinstall_cmds | postuninstall_cmds | \
|
|
|
2727 finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
|
|
|
2728 # Double-quote double-evaled strings.
|
|
|
2729 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\""
|
|
|
2730 ;;
|
|
|
2731 *)
|
|
|
2732 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\""
|
|
|
2733 ;;
|
|
|
2734 esac
|
|
|
2735 done
|
|
|
2736
|
|
|
2737 case "$ltecho" in
|
|
|
2738 *'\$0 --fallback-echo"')
|
|
|
2739 ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'`
|
|
|
2740 ;;
|
|
|
2741 esac
|
|
|
2742
|
|
|
2743 trap "$rm \"$ofile\"; exit 1" 1 2 15
|
|
|
2744 echo "creating $ofile"
|
|
|
2745 $rm "$ofile"
|
|
|
2746 cat <<EOF > "$ofile"
|
|
|
2747 #! $SHELL
|
|
|
2748
|
|
|
2749 # `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
|
|
|
2750 # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
|
|
|
2751 # NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
|
|
|
2752 #
|
|
|
2753 # Copyright (C) 1996-1999 Free Software Foundation, Inc.
|
|
|
2754 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
|
|
|
2755 #
|
|
|
2756 # This program is free software; you can redistribute it and/or modify
|
|
|
2757 # it under the terms of the GNU General Public License as published by
|
|
|
2758 # the Free Software Foundation; either version 2 of the License, or
|
|
|
2759 # (at your option) any later version.
|
|
|
2760 #
|
|
|
2761 # This program is distributed in the hope that it will be useful, but
|
|
|
2762 # WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
2763 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
2764 # General Public License for more details.
|
|
|
2765 #
|
|
|
2766 # You should have received a copy of the GNU General Public License
|
|
|
2767 # along with this program; if not, write to the Free Software
|
|
|
2768 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
|
2769 #
|
|
|
2770 # As a special exception to the GNU General Public License, if you
|
|
|
2771 # distribute this file as part of a program that contains a
|
|
|
2772 # configuration script generated by Autoconf, you may include it under
|
|
|
2773 # the same distribution terms that you use for the rest of that program.
|
|
|
2774
|
|
|
2775 # Sed that helps us avoid accidentally triggering echo(1) options like -n.
|
|
|
2776 Xsed="sed -e s/^X//"
|
|
|
2777
|
|
|
2778 # The HP-UX ksh and POSIX shell print the target directory to stdout
|
|
|
2779 # if CDPATH is set.
|
|
|
2780 if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
|
|
|
2781
|
|
|
2782 ### BEGIN LIBTOOL CONFIG
|
|
|
2783 EOF
|
|
|
2784 cfgfile="$ofile"
|
|
|
2785 ;;
|
|
|
2786
|
|
|
2787 *)
|
|
|
2788 # Double-quote the variables that need it (for aesthetics).
|
|
|
2789 for var in old_CC old_CFLAGS old_CPPFLAGS \
|
|
|
2790 old_LD old_LDFLAGS old_LIBS \
|
|
|
2791 old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS; do
|
|
|
2792 eval "$var=\\\"\$var\\\""
|
|
|
2793 done
|
|
|
2794
|
|
|
2795 # Just create a config file.
|
|
|
2796 cfgfile="$ofile.cfg"
|
|
|
2797 trap "$rm \"$cfgfile\"; exit 1" 1 2 15
|
|
|
2798 echo "creating $cfgfile"
|
|
|
2799 $rm "$cfgfile"
|
|
|
2800 cat <<EOF > "$cfgfile"
|
|
|
2801 # `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file.
|
|
|
2802 # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
|
|
|
2803 EOF
|
|
|
2804 ;;
|
|
|
2805 esac
|
|
|
2806
|
|
|
2807 cat <<EOF >> "$cfgfile"
|
|
|
2808 # Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
|
|
|
2809 #
|
|
|
2810 # CC=$old_CC CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\
|
|
|
2811 # LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\
|
|
|
2812 # NM=$old_NM RANLIB=$old_RANLIB LN_S=$old_LN_S \\
|
|
|
2813 # DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP AS=$old_AS \\
|
|
|
2814 # $0$ltconfig_args
|
|
|
2815 #
|
|
|
2816 # Compiler and other test output produced by $progname, useful for
|
|
|
2817 # debugging $progname, is in ./config.log if it exists.
|
|
|
2818
|
|
|
2819 # The version of $progname that generated this script.
|
|
|
2820 LTCONFIG_VERSION=$LTCONFIG_VERSION
|
|
|
2821
|
|
|
2822 # Shell to use when invoking shell scripts.
|
|
|
2823 SHELL=$LTSHELL
|
|
|
2824
|
|
|
2825 # Whether or not to build shared libraries.
|
|
|
2826 build_libtool_libs=$enable_shared
|
|
|
2827
|
|
|
2828 # Whether or not to build static libraries.
|
|
|
2829 build_old_libs=$enable_static
|
|
|
2830
|
|
|
2831 # Whether or not to optimize for fast installation.
|
|
|
2832 fast_install=$enable_fast_install
|
|
|
2833
|
|
|
2834 # The host system.
|
|
|
2835 host_alias=$host_alias
|
|
|
2836 host=$host
|
|
|
2837
|
|
|
2838 # An echo program that does not interpret backslashes.
|
|
|
2839 echo=$ltecho
|
|
|
2840
|
|
|
2841 # The archiver.
|
|
|
2842 AR=$AR
|
|
|
2843
|
|
|
2844 # The default C compiler.
|
|
|
2845 CC=$CC
|
|
|
2846
|
|
|
2847 # The linker used to build libraries.
|
|
|
2848 LD=$LD
|
|
|
2849
|
|
|
2850 # Whether we need hard or soft links.
|
|
|
2851 LN_S=$LN_S
|
|
|
2852
|
|
|
2853 # A BSD-compatible nm program.
|
|
|
2854 NM=$NM
|
|
|
2855
|
|
|
2856 # Used on cygwin: DLL creation program.
|
|
|
2857 DLLTOOL="$DLLTOOL"
|
|
|
2858
|
|
|
2859 # Used on cygwin: object dumper.
|
|
|
2860 OBJDUMP="$OBJDUMP"
|
|
|
2861
|
|
|
2862 # Used on cygwin: assembler.
|
|
|
2863 AS="$AS"
|
|
|
2864
|
|
|
2865 # The name of the directory that contains temporary libtool files.
|
|
|
2866 objdir=$objdir
|
|
|
2867
|
|
|
2868 # How to create reloadable object files.
|
|
|
2869 reload_flag=$reload_flag
|
|
|
2870 reload_cmds=$reload_cmds
|
|
|
2871
|
|
|
2872 # How to pass a linker flag through the compiler.
|
|
|
2873 wl=$wl
|
|
|
2874
|
|
|
2875 # Object file suffix (normally "o").
|
|
|
2876 objext="$objext"
|
|
|
2877
|
|
|
2878 # Old archive suffix (normally "a").
|
|
|
2879 libext="$libext"
|
|
|
2880
|
|
|
2881 # Executable file suffix (normally "").
|
|
|
2882 exeext="$exeext"
|
|
|
2883
|
|
|
2884 # Additional compiler flags for building library objects.
|
|
|
2885 pic_flag=$pic_flag
|
|
|
2886
|
|
|
2887 # Does compiler simultaneously support -c and -o options?
|
|
|
2888 compiler_c_o=$compiler_c_o
|
|
|
2889
|
|
|
2890 # Can we write directly to a .lo ?
|
|
|
2891 compiler_o_lo=$compiler_o_lo
|
|
|
2892
|
|
|
2893 # Must we lock files when doing compilation ?
|
|
|
2894 need_locks=$need_locks
|
|
|
2895
|
|
|
2896 # Do we need the lib prefix for modules?
|
|
|
2897 need_lib_prefix=$need_lib_prefix
|
|
|
2898
|
|
|
2899 # Do we need a version for libraries?
|
|
|
2900 need_version=$need_version
|
|
|
2901
|
|
|
2902 # Whether dlopen is supported.
|
|
|
2903 dlopen=$enable_dlopen
|
|
|
2904
|
|
|
2905 # Whether dlopen of programs is supported.
|
|
|
2906 dlopen_self=$enable_dlopen_self
|
|
|
2907
|
|
|
2908 # Whether dlopen of statically linked programs is supported.
|
|
|
2909 dlopen_self_static=$enable_dlopen_self_static
|
|
|
2910
|
|
|
2911 # Compiler flag to prevent dynamic linking.
|
|
|
2912 link_static_flag=$link_static_flag
|
|
|
2913
|
|
|
2914 # Compiler flag to turn off builtin functions.
|
|
|
2915 no_builtin_flag=$no_builtin_flag
|
|
|
2916
|
|
|
2917 # Compiler flag to allow reflexive dlopens.
|
|
|
2918 export_dynamic_flag_spec=$export_dynamic_flag_spec
|
|
|
2919
|
|
|
2920 # Compiler flag to generate shared objects directly from archives.
|
|
|
2921 whole_archive_flag_spec=$whole_archive_flag_spec
|
|
|
2922
|
|
|
2923 # Compiler flag to generate thread-safe objects.
|
|
|
2924 thread_safe_flag_spec=$thread_safe_flag_spec
|
|
|
2925
|
|
|
2926 # Library versioning type.
|
|
|
2927 version_type=$version_type
|
|
|
2928
|
|
|
2929 # Format of library name prefix.
|
|
|
2930 libname_spec=$libname_spec
|
|
|
2931
|
|
|
2932 # List of archive names. First name is the real one, the rest are links.
|
|
|
2933 # The last name is the one that the linker finds with -lNAME.
|
|
|
2934 library_names_spec=$library_names_spec
|
|
|
2935
|
|
|
2936 # The coded name of the library, if different from the real name.
|
|
|
2937 soname_spec=$soname_spec
|
|
|
2938
|
|
|
2939 # Commands used to build and install an old-style archive.
|
|
|
2940 RANLIB=$RANLIB
|
|
|
2941 old_archive_cmds=$old_archive_cmds
|
|
|
2942 old_postinstall_cmds=$old_postinstall_cmds
|
|
|
2943 old_postuninstall_cmds=$old_postuninstall_cmds
|
|
|
2944
|
|
|
2945 # Create an old-style archive from a shared archive.
|
|
|
2946 old_archive_from_new_cmds=$old_archive_from_new_cmds
|
|
|
2947
|
|
|
2948 # Commands used to build and install a shared archive.
|
|
|
2949 archive_cmds=$archive_cmds
|
|
|
2950 archive_expsym_cmds=$archive_expsym_cmds
|
|
|
2951 postinstall_cmds=$postinstall_cmds
|
|
|
2952 postuninstall_cmds=$postuninstall_cmds
|
|
|
2953
|
|
|
2954 # Method to check whether dependent libraries are shared objects.
|
|
|
2955 deplibs_check_method=$deplibs_check_method
|
|
|
2956
|
|
|
2957 # Command to use when deplibs_check_method == file_magic.
|
|
|
2958 file_magic_cmd=$file_magic_cmd
|
|
|
2959
|
|
|
2960 # Flag that allows shared libraries with undefined symbols to be built.
|
|
|
2961 allow_undefined_flag=$allow_undefined_flag
|
|
|
2962
|
|
|
2963 # Flag that forces no undefined symbols.
|
|
|
2964 no_undefined_flag=$no_undefined_flag
|
|
|
2965
|
|
|
2966 # Commands used to finish a libtool library installation in a directory.
|
|
|
2967 finish_cmds=$finish_cmds
|
|
|
2968
|
|
|
2969 # Same as above, but a single script fragment to be evaled but not shown.
|
|
|
2970 finish_eval=$finish_eval
|
|
|
2971
|
|
|
2972 # Take the output of nm and produce a listing of raw symbols and C names.
|
|
|
2973 global_symbol_pipe=$global_symbol_pipe
|
|
|
2974
|
|
|
2975 # Transform the output of nm in a proper C declaration
|
|
|
2976 global_symbol_to_cdecl=$global_symbol_to_cdecl
|
|
|
2977
|
|
|
2978 # This is the shared library runtime path variable.
|
|
|
2979 runpath_var=$runpath_var
|
|
|
2980
|
|
|
2981 # This is the shared library path variable.
|
|
|
2982 shlibpath_var=$shlibpath_var
|
|
|
2983
|
|
|
2984 # Is shlibpath searched before the hard-coded library search path?
|
|
|
2985 shlibpath_overrides_runpath=$shlibpath_overrides_runpath
|
|
|
2986
|
|
|
2987 # How to hardcode a shared library path into an executable.
|
|
|
2988 hardcode_action=$hardcode_action
|
|
|
2989
|
|
|
2990 # Flag to hardcode \$libdir into a binary during linking.
|
|
|
2991 # This must work even if \$libdir does not exist.
|
|
|
2992 hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec
|
|
|
2993
|
|
|
2994 # Whether we need a single -rpath flag with a separated argument.
|
|
|
2995 hardcode_libdir_separator=$hardcode_libdir_separator
|
|
|
2996
|
|
|
2997 # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
|
|
|
2998 # resulting binary.
|
|
|
2999 hardcode_direct=$hardcode_direct
|
|
|
3000
|
|
|
3001 # Set to yes if using the -LDIR flag during linking hardcodes DIR into the
|
|
|
3002 # resulting binary.
|
|
|
3003 hardcode_minus_L=$hardcode_minus_L
|
|
|
3004
|
|
|
3005 # Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
|
|
|
3006 # the resulting binary.
|
|
|
3007 hardcode_shlibpath_var=$hardcode_shlibpath_var
|
|
|
3008
|
|
|
3009 # Compile-time system search path for libraries
|
|
|
3010 sys_lib_search_path_spec=$sys_lib_search_path_spec
|
|
|
3011
|
|
|
3012 # Run-time system search path for libraries
|
|
|
3013 sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec
|
|
|
3014
|
|
|
3015 # Fix the shell variable \$srcfile for the compiler.
|
|
|
3016 fix_srcfile_path="$fix_srcfile_path"
|
|
|
3017
|
|
|
3018 # Set to yes if exported symbols are required.
|
|
|
3019 always_export_symbols=$always_export_symbols
|
|
|
3020
|
|
|
3021 # The commands to list exported symbols.
|
|
|
3022 export_symbols_cmds=$export_symbols_cmds
|
|
|
3023
|
|
|
3024 # Symbols that should not be listed in the preloaded symbols.
|
|
|
3025 exclude_expsyms=$exclude_expsyms
|
|
|
3026
|
|
|
3027 # Symbols that must always be exported.
|
|
|
3028 include_expsyms=$include_expsyms
|
|
|
3029
|
|
|
3030 EOF
|
|
|
3031
|
|
|
3032 case "$ltmain" in
|
|
|
3033 *.sh)
|
|
|
3034 echo '### END LIBTOOL CONFIG' >> "$ofile"
|
|
|
3035 echo >> "$ofile"
|
|
|
3036 case "$host_os" in
|
|
|
3037 aix3*)
|
|
|
3038 cat <<\EOF >> "$ofile"
|
|
|
3039
|
|
|
3040 # AIX sometimes has problems with the GCC collect2 program. For some
|
|
|
3041 # reason, if we set the COLLECT_NAMES environment variable, the problems
|
|
|
3042 # vanish in a puff of smoke.
|
|
|
3043 if test "X${COLLECT_NAMES+set}" != Xset; then
|
|
|
3044 COLLECT_NAMES=
|
|
|
3045 export COLLECT_NAMES
|
|
|
3046 fi
|
|
|
3047 EOF
|
|
|
3048 ;;
|
|
|
3049 esac
|
|
|
3050
|
|
|
3051 # Append the ltmain.sh script.
|
|
|
3052 sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1)
|
|
|
3053 # We use sed instead of cat because bash on DJGPP gets confused if
|
|
|
3054 # if finds mixed CR/LF and LF-only lines. Since sed operates in
|
|
|
3055 # text mode, it properly converts lines to CR/LF. This bash problem
|
|
|
3056 # is reportedly fixed, but why not run on old versions too?
|
|
|
3057
|
|
|
3058 chmod +x "$ofile"
|
|
|
3059 ;;
|
|
|
3060
|
|
|
3061 *)
|
|
|
3062 # Compile the libtool program.
|
|
|
3063 echo "FIXME: would compile $ltmain"
|
|
|
3064 ;;
|
|
|
3065 esac
|
|
|
3066
|
|
|
3067 test -n "$cache_file" || exit 0
|
|
|
3068
|
|
|
3069 # AC_CACHE_SAVE
|
|
|
3070 trap '' 1 2 15
|
|
|
3071 cat > confcache <<\EOF
|
|
|
3072 # This file is a shell script that caches the results of configure
|
|
|
3073 # tests run on this system so they can be shared between configure
|
|
|
3074 # scripts and configure runs. It is not useful on other systems.
|
|
|
3075 # If it contains results you don't want to keep, you may remove or edit it.
|
|
|
3076 #
|
|
|
3077 # By default, configure uses ./config.cache as the cache file,
|
|
|
3078 # creating it if it does not exist already. You can give configure
|
|
|
3079 # the --cache-file=FILE option to use a different cache file; that is
|
|
|
3080 # what configure does when it calls configure scripts in
|
|
|
3081 # subdirectories, so they share the cache.
|
|
|
3082 # Giving --cache-file=/dev/null disables caching, for debugging configure.
|
|
|
3083 # config.status only pays attention to the cache file if you give it the
|
|
|
3084 # --recheck option to rerun configure.
|
|
|
3085 #
|
|
|
3086 EOF
|
|
|
3087 # The following way of writing the cache mishandles newlines in values,
|
|
|
3088 # but we know of no workaround that is simple, portable, and efficient.
|
|
|
3089 # So, don't put newlines in cache variables' values.
|
|
|
3090 # Ultrix sh set writes to stderr and can't be redirected directly,
|
|
|
3091 # and sets the high bit in the cache file unless we assign to the vars.
|
|
|
3092 (set) 2>&1 |
|
|
|
3093 case `(ac_space=' '; set | grep ac_space) 2>&1` in
|
|
|
3094 *ac_space=\ *)
|
|
|
3095 # `set' does not quote correctly, so add quotes (double-quote substitution
|
|
|
3096 # turns \\\\ into \\, and sed turns \\ into \).
|
|
|
3097 sed -n \
|
|
|
3098 -e "s/'/'\\\\''/g" \
|
|
|
3099 -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
|
|
|
3100 ;;
|
|
|
3101 *)
|
|
|
3102 # `set' quotes correctly as required by POSIX, so do not add quotes.
|
|
|
3103 sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
|
|
|
3104 ;;
|
|
|
3105 esac >> confcache
|
|
|
3106 if cmp -s $cache_file confcache; then
|
|
|
3107 :
|
|
|
3108 else
|
|
|
3109 if test -w $cache_file; then
|
|
|
3110 echo "updating cache $cache_file"
|
|
|
3111 cat confcache > $cache_file
|
|
|
3112 else
|
|
|
3113 echo "not updating unwritable cache $cache_file"
|
|
|
3114 fi
|
|
|
3115 fi
|
|
|
3116 rm -f confcache
|
|
|
3117
|
|
|
3118 exit 0
|
|
|
3119
|
|
|
3120 # Local Variables:
|
|
|
3121 # mode:shell-script
|
|
|
3122 # sh-indentation:2
|
|
|
3123 # End:
|
