annotate acinclude.m4 @ 453:a6fa62b1be09

Updated for embedded Visual C++ 4.0
author Sam Lantinga <slouken@libsdl.org>
date Tue, 20 Aug 2002 00:20:06 +0000
parents cf2af46e9e2a
children 1e8865a3e127
rev   line source
0
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1 # Local macros for the SDL configure.in script
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2
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3 dnl Function to link an architecture specific file
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4 dnl LINK_ARCH_SRC(source_dir, arch, source_file)
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5 AC_DEFUN(COPY_ARCH_SRC,
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6 [
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7 echo "Copying $1/$2/$3 -> $1/$3"
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8 old="$srcdir/$1/$2/$3"
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9 new="$srcdir/$1/$3"
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10 cat >$new <<__EOF__
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11 /* WARNING: This file was automatically generated!
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12 * Original: $old
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13 */
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14 __EOF__
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15 cat >>$new <$old
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16 ])
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17
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18 #
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19 # --- esd.m4 ---
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20 #
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21 # Configure paths for ESD
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22 # Manish Singh 98-9-30
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23 # stolen back from Frank Belew
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24 # stolen from Manish Singh
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25 # Shamelessly stolen from Owen Taylor
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26
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27 dnl AM_PATH_ESD([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
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28 dnl Test for ESD, and define ESD_CFLAGS and ESD_LIBS
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29 dnl
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30 AC_DEFUN(AM_PATH_ESD,
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31 [dnl
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32 dnl Get the cflags and libraries from the esd-config script
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33 dnl
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34 AC_ARG_WITH(esd-prefix,[ --with-esd-prefix=PFX Prefix where ESD is installed (optional)],
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35 esd_prefix="$withval", esd_prefix="")
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36 AC_ARG_WITH(esd-exec-prefix,[ --with-esd-exec-prefix=PFX Exec prefix where ESD is installed (optional)],
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37 esd_exec_prefix="$withval", esd_exec_prefix="")
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38 AC_ARG_ENABLE(esdtest, [ --disable-esdtest Do not try to compile and run a test ESD program],
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39 , enable_esdtest=yes)
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40
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41 if test x$esd_exec_prefix != x ; then
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42 esd_args="$esd_args --exec-prefix=$esd_exec_prefix"
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43 if test x${ESD_CONFIG+set} != xset ; then
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44 ESD_CONFIG=$esd_exec_prefix/bin/esd-config
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45 fi
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46 fi
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47 if test x$esd_prefix != x ; then
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48 esd_args="$esd_args --prefix=$esd_prefix"
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49 if test x${ESD_CONFIG+set} != xset ; then
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50 ESD_CONFIG=$esd_prefix/bin/esd-config
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51 fi
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52 fi
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53
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54 AC_PATH_PROG(ESD_CONFIG, esd-config, no)
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55 min_esd_version=ifelse([$1], ,0.2.7,$1)
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56 AC_MSG_CHECKING(for ESD - version >= $min_esd_version)
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57 no_esd=""
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58 if test "$ESD_CONFIG" = "no" ; then
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59 no_esd=yes
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60 else
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61 ESD_CFLAGS=`$ESD_CONFIG $esdconf_args --cflags`
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62 ESD_LIBS=`$ESD_CONFIG $esdconf_args --libs`
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63
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64 esd_major_version=`$ESD_CONFIG $esd_args --version | \
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65 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
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66 esd_minor_version=`$ESD_CONFIG $esd_args --version | \
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67 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
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68 esd_micro_version=`$ESD_CONFIG $esd_config_args --version | \
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69 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
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70 if test "x$enable_esdtest" = "xyes" ; then
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71 ac_save_CFLAGS="$CFLAGS"
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72 ac_save_LIBS="$LIBS"
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73 CFLAGS="$CFLAGS $ESD_CFLAGS"
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74 LIBS="$LIBS $ESD_LIBS"
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75 dnl
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76 dnl Now check if the installed ESD is sufficiently new. (Also sanity
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77 dnl checks the results of esd-config to some extent
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78 dnl
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79 rm -f conf.esdtest
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80 AC_TRY_RUN([
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81 #include <stdio.h>
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82 #include <stdlib.h>
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83 #include <string.h>
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84 #include <esd.h>
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85
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86 char*
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87 my_strdup (char *str)
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88 {
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89 char *new_str;
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90
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91 if (str)
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92 {
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93 new_str = malloc ((strlen (str) + 1) * sizeof(char));
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94 strcpy (new_str, str);
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95 }
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96 else
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97 new_str = NULL;
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98
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99 return new_str;
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100 }
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101
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102 int main ()
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103 {
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104 int major, minor, micro;
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105 char *tmp_version;
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106
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107 system ("touch conf.esdtest");
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108
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109 /* HP/UX 9 (%@#!) writes to sscanf strings */
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110 tmp_version = my_strdup("$min_esd_version");
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111 if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
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112 printf("%s, bad version string\n", "$min_esd_version");
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113 exit(1);
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114 }
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115
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116 if (($esd_major_version > major) ||
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117 (($esd_major_version == major) && ($esd_minor_version > minor)) ||
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118 (($esd_major_version == major) && ($esd_minor_version == minor) && ($esd_micro_version >= micro)))
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119 {
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120 return 0;
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121 }
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122 else
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123 {
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124 printf("\n*** 'esd-config --version' returned %d.%d.%d, but the minimum version\n", $esd_major_version, $esd_minor_version, $esd_micro_version);
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125 printf("*** of ESD required is %d.%d.%d. If esd-config is correct, then it is\n", major, minor, micro);
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126 printf("*** best to upgrade to the required version.\n");
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127 printf("*** If esd-config was wrong, set the environment variable ESD_CONFIG\n");
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128 printf("*** to point to the correct copy of esd-config, and remove the file\n");
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129 printf("*** config.cache before re-running configure\n");
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130 return 1;
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131 }
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132 }
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133
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134 ],, no_esd=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
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135 CFLAGS="$ac_save_CFLAGS"
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136 LIBS="$ac_save_LIBS"
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137 fi
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138 fi
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139 if test "x$no_esd" = x ; then
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140 AC_MSG_RESULT(yes)
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141 ifelse([$2], , :, [$2])
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142 else
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143 AC_MSG_RESULT(no)
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144 if test "$ESD_CONFIG" = "no" ; then
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145 echo "*** The esd-config script installed by ESD could not be found"
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146 echo "*** If ESD was installed in PREFIX, make sure PREFIX/bin is in"
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147 echo "*** your path, or set the ESD_CONFIG environment variable to the"
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148 echo "*** full path to esd-config."
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149 else
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150 if test -f conf.esdtest ; then
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151 :
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152 else
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153 echo "*** Could not run ESD test program, checking why..."
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154 CFLAGS="$CFLAGS $ESD_CFLAGS"
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155 LIBS="$LIBS $ESD_LIBS"
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156 AC_TRY_LINK([
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157 #include <stdio.h>
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158 #include <esd.h>
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159 ], [ return 0; ],
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160 [ echo "*** The test program compiled, but did not run. This usually means"
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161 echo "*** that the run-time linker is not finding ESD or finding the wrong"
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162 echo "*** version of ESD. If it is not finding ESD, you'll need to set your"
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163 echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
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164 echo "*** to the installed location Also, make sure you have run ldconfig if that"
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165 echo "*** is required on your system"
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166 echo "***"
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167 echo "*** If you have an old version installed, it is best to remove it, although"
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168 echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
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169 [ echo "*** The test program failed to compile or link. See the file config.log for the"
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170 echo "*** exact error that occured. This usually means ESD was incorrectly installed"
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171 echo "*** or that you have moved ESD since it was installed. In the latter case, you"
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172 echo "*** may want to edit the esd-config script: $ESD_CONFIG" ])
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173 CFLAGS="$ac_save_CFLAGS"
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174 LIBS="$ac_save_LIBS"
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175 fi
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176 fi
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177 ESD_CFLAGS=""
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178 ESD_LIBS=""
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179 ifelse([$3], , :, [$3])
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180 fi
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181 AC_SUBST(ESD_CFLAGS)
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182 AC_SUBST(ESD_LIBS)
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183 rm -f conf.esdtest
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184 ])
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185
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186 ## libtool.m4 - Configure libtool for the target system. -*-Shell-script-*-
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187 ## Copyright (C) 1996-1999, 2000 Free Software Foundation, Inc.
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188 ## Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
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189 ##
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190 ## This program is free software; you can redistribute it and/or modify
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191 ## it under the terms of the GNU General Public License as published by
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192 ## the Free Software Foundation; either version 2 of the License, or
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193 ## (at your option) any later version.
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194 ##
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195 ## This program is distributed in the hope that it will be useful, but
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196 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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197 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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198 ## General Public License for more details.
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199 ##
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200 ## You should have received a copy of the GNU General Public License
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201 ## along with this program; if not, write to the Free Software
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202 ## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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203 ##
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204 ## As a special exception to the GNU General Public License, if you
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205 ## distribute this file as part of a program that contains a
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206 ## configuration script generated by Autoconf, you may include it under
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207 ## the same distribution terms that you use for the rest of that program.
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208
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209 # serial 40 AC_PROG_LIBTOOL
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210 AC_DEFUN(AC_PROG_LIBTOOL,
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211 [AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
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212
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213 # Save cache, so that ltconfig can load it
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214 AC_CACHE_SAVE
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215
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216 # Actually configure libtool. ac_aux_dir is where install-sh is found.
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217 CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
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218 LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \
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219 LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" \
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220 DLLTOOL="$DLLTOOL" AS="$AS" OBJDUMP="$OBJDUMP" \
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221 ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
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222 $libtool_flags --no-verify $ac_aux_dir/ltmain.sh $lt_target \
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223 || AC_MSG_ERROR([libtool configure failed])
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224
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225 # Reload cache, that may have been modified by ltconfig
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226 AC_CACHE_LOAD
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227
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228 # This can be used to rebuild libtool when needed
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229 LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh"
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230
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231 # Always use our own libtool.
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232 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
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233 AC_SUBST(LIBTOOL)dnl
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234
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235 # Redirect the config.log output again, so that the ltconfig log is not
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236 # clobbered by the next message.
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237 exec 5>>./config.log
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238 ])
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239
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240 AC_DEFUN(AC_LIBTOOL_SETUP,
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241 [AC_PREREQ(2.13)dnl
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242 AC_REQUIRE([AC_ENABLE_SHARED])dnl
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243 AC_REQUIRE([AC_ENABLE_STATIC])dnl
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244 AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl
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245 AC_REQUIRE([AC_CANONICAL_HOST])dnl
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246 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
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247 AC_REQUIRE([AC_PROG_RANLIB])dnl
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248 AC_REQUIRE([AC_PROG_CC])dnl
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249 AC_REQUIRE([AC_PROG_LD])dnl
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250 AC_REQUIRE([AC_PROG_NM])dnl
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251 AC_REQUIRE([AC_PROG_LN_S])dnl
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252 dnl
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253
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254 case "$target" in
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255 NONE) lt_target="$host" ;;
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256 *) lt_target="$target" ;;
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257 esac
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258
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259 # Check for any special flags to pass to ltconfig.
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260 libtool_flags="--cache-file=$cache_file"
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261 test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
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262 test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
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263 test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"
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264 test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
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265 test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
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266 ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN],
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267 [libtool_flags="$libtool_flags --enable-dlopen"])
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268 ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
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269 [libtool_flags="$libtool_flags --enable-win32-dll"])
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270 AC_ARG_ENABLE(libtool-lock,
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271 [ --disable-libtool-lock avoid locking (might break parallel builds)])
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272 test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"
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273 test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
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274
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275 # Some flags need to be propagated to the compiler or linker for good
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276 # libtool support.
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277 case "$lt_target" in
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278 *-*-irix6*)
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279 # Find out which ABI we are using.
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280 echo '[#]line __oline__ "configure"' > conftest.$ac_ext
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281 if AC_TRY_EVAL(ac_compile); then
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282 case "`/usr/bin/file conftest.o`" in
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283 *32-bit*)
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284 LD="${LD-ld} -32"
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285 ;;
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286 *N32*)
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287 LD="${LD-ld} -n32"
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288 ;;
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289 *64-bit*)
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290 LD="${LD-ld} -64"
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291 ;;
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292 esac
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293 fi
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294 rm -rf conftest*
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295 ;;
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296
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297 *-*-sco3.2v5*)
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298 # On SCO OpenServer 5, we need -belf to get full-featured binaries.
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299 SAVE_CFLAGS="$CFLAGS"
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300 CFLAGS="$CFLAGS -belf"
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301 AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
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302 [AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])])
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303 if test x"$lt_cv_cc_needs_belf" != x"yes"; then
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304 # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
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305 CFLAGS="$SAVE_CFLAGS"
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306 fi
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307 ;;
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308
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309 ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
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310 [*-*-cygwin* | *-*-mingw*)
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311 AC_CHECK_TOOL(DLLTOOL, dlltool, false)
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312 AC_CHECK_TOOL(AS, as, false)
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313 AC_CHECK_TOOL(OBJDUMP, objdump, false)
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314 ;;
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315 ])
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316 esac
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317 ])
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318
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319 # AC_LIBTOOL_DLOPEN - enable checks for dlopen support
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320 AC_DEFUN(AC_LIBTOOL_DLOPEN, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])])
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321
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322 # AC_LIBTOOL_WIN32_DLL - declare package support for building win32 dll's
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323 AC_DEFUN(AC_LIBTOOL_WIN32_DLL, [AC_BEFORE([$0], [AC_LIBTOOL_SETUP])])
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324
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325 # AC_ENABLE_SHARED - implement the --enable-shared flag
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326 # Usage: AC_ENABLE_SHARED[(DEFAULT)]
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327 # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
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328 # `yes'.
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329 AC_DEFUN(AC_ENABLE_SHARED, [dnl
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330 define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
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331 AC_ARG_ENABLE(shared,
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332 changequote(<<, >>)dnl
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333 << --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT],
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334 changequote([, ])dnl
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335 [p=${PACKAGE-default}
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336 case "$enableval" in
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337 yes) enable_shared=yes ;;
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338 no) enable_shared=no ;;
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339 *)
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340 enable_shared=no
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341 # Look at the argument we got. We use all the common list separators.
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342 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
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343 for pkg in $enableval; do
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344 if test "X$pkg" = "X$p"; then
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345 enable_shared=yes
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346 fi
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347 done
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348 IFS="$ac_save_ifs"
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349 ;;
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350 esac],
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351 enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl
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352 ])
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353
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354 # AC_DISABLE_SHARED - set the default shared flag to --disable-shared
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355 AC_DEFUN(AC_DISABLE_SHARED, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
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356 AC_ENABLE_SHARED(no)])
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357
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358 # AC_ENABLE_STATIC - implement the --enable-static flag
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359 # Usage: AC_ENABLE_STATIC[(DEFAULT)]
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360 # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
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361 # `yes'.
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362 AC_DEFUN(AC_ENABLE_STATIC, [dnl
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363 define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
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364 AC_ARG_ENABLE(static,
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365 changequote(<<, >>)dnl
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366 << --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT],
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367 changequote([, ])dnl
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368 [p=${PACKAGE-default}
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369 case "$enableval" in
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370 yes) enable_static=yes ;;
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371 no) enable_static=no ;;
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372 *)
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373 enable_static=no
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374 # Look at the argument we got. We use all the common list separators.
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375 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
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376 for pkg in $enableval; do
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377 if test "X$pkg" = "X$p"; then
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378 enable_static=yes
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379 fi
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380 done
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381 IFS="$ac_save_ifs"
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382 ;;
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383 esac],
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384 enable_static=AC_ENABLE_STATIC_DEFAULT)dnl
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385 ])
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386
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387 # AC_DISABLE_STATIC - set the default static flag to --disable-static
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388 AC_DEFUN(AC_DISABLE_STATIC, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
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389 AC_ENABLE_STATIC(no)])
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390
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391
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392 # AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag
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393 # Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)]
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394 # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
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395 # `yes'.
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396 AC_DEFUN(AC_ENABLE_FAST_INSTALL, [dnl
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397 define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
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398 AC_ARG_ENABLE(fast-install,
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diff changeset
399 changequote(<<, >>)dnl
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400 << --enable-fast-install[=PKGS] optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT],
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401 changequote([, ])dnl
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diff changeset
402 [p=${PACKAGE-default}
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diff changeset
403 case "$enableval" in
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404 yes) enable_fast_install=yes ;;
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405 no) enable_fast_install=no ;;
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diff changeset
406 *)
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diff changeset
407 enable_fast_install=no
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diff changeset
408 # Look at the argument we got. We use all the common list separators.
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409 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
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410 for pkg in $enableval; do
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diff changeset
411 if test "X$pkg" = "X$p"; then
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diff changeset
412 enable_fast_install=yes
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diff changeset
413 fi
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diff changeset
414 done
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diff changeset
415 IFS="$ac_save_ifs"
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diff changeset
416 ;;
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diff changeset
417 esac],
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418 enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl
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419 ])
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420
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421 # AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-install
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422 AC_DEFUN(AC_DISABLE_FAST_INSTALL, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
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423 AC_ENABLE_FAST_INSTALL(no)])
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diff changeset
424
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425 # AC_PROG_LD - find the path to the GNU or non-GNU linker
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426 AC_DEFUN(AC_PROG_LD,
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diff changeset
427 [AC_ARG_WITH(gnu-ld,
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diff changeset
428 [ --with-gnu-ld assume the C compiler uses GNU ld [default=no]],
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diff changeset
429 test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
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430 AC_REQUIRE([AC_PROG_CC])dnl
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431 AC_REQUIRE([AC_CANONICAL_HOST])dnl
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432 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
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diff changeset
433 ac_prog=ld
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diff changeset
434 if test "$ac_cv_prog_gcc" = yes; then
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diff changeset
435 # Check if gcc -print-prog-name=ld gives a path.
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436 AC_MSG_CHECKING([for ld used by GCC])
1
cf2af46e9e2a Changes since SDL 1.2.0 release
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parents: 0
diff changeset
437 DELCR='tr -d \015'
cf2af46e9e2a Changes since SDL 1.2.0 release
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diff changeset
438 ac_prog=`($CC -print-prog-name=ld | $DELCR) 2>&5`
0
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diff changeset
439 case "$ac_prog" in
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diff changeset
440 # Accept absolute paths.
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diff changeset
441 changequote(,)dnl
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diff changeset
442 [\\/]* | [A-Za-z]:[\\/]*)
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diff changeset
443 re_direlt='/[^/][^/]*/\.\./'
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diff changeset
444 changequote([,])dnl
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parents:
diff changeset
445 # Canonicalize the path of ld
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diff changeset
446 ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
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diff changeset
447 while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
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diff changeset
448 ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
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diff changeset
449 done
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diff changeset
450 test -z "$LD" && LD="$ac_prog"
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diff changeset
451 ;;
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diff changeset
452 "")
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diff changeset
453 # If it fails, then pretend we aren't using GCC.
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diff changeset
454 ac_prog=ld
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diff changeset
455 ;;
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diff changeset
456 *)
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diff changeset
457 # If it is relative, then search for the first ld in PATH.
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diff changeset
458 with_gnu_ld=unknown
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diff changeset
459 ;;
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parents:
diff changeset
460 esac
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parents:
diff changeset
461 elif test "$with_gnu_ld" = yes; then
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diff changeset
462 AC_MSG_CHECKING([for GNU ld])
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diff changeset
463 else
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diff changeset
464 AC_MSG_CHECKING([for non-GNU ld])
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parents:
diff changeset
465 fi
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diff changeset
466 AC_CACHE_VAL(ac_cv_path_LD,
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diff changeset
467 [if test -z "$LD"; then
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diff changeset
468 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
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parents:
diff changeset
469 for ac_dir in $PATH; do
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diff changeset
470 test -z "$ac_dir" && ac_dir=.
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diff changeset
471 if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
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diff changeset
472 ac_cv_path_LD="$ac_dir/$ac_prog"
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parents:
diff changeset
473 # Check to see if the program is GNU ld. I'd rather use --version,
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parents:
diff changeset
474 # but apparently some GNU ld's only accept -v.
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parents:
diff changeset
475 # Break only if it was the GNU/non-GNU ld that we prefer.
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parents:
diff changeset
476 if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
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diff changeset
477 test "$with_gnu_ld" != no && break
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
478 else
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
479 test "$with_gnu_ld" != yes && break
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
480 fi
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
481 fi
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
482 done
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
483 IFS="$ac_save_ifs"
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
484 else
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
485 ac_cv_path_LD="$LD" # Let the user override the test with a path.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
486 fi])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
487 LD="$ac_cv_path_LD"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
488 if test -n "$LD"; then
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
489 AC_MSG_RESULT($LD)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
490 else
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
491 AC_MSG_RESULT(no)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
492 fi
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
493 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
494 AC_PROG_LD_GNU
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
495 ])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
496
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
497 AC_DEFUN(AC_PROG_LD_GNU,
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
498 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld,
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
499 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
500 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
501 ac_cv_prog_gnu_ld=yes
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502 else
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
503 ac_cv_prog_gnu_ld=no
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
504 fi])
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
505 ])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
506
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
507 # AC_PROG_NM - find the path to a BSD-compatible name lister
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
508 AC_DEFUN(AC_PROG_NM,
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
509 [AC_MSG_CHECKING([for BSD-compatible nm])
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
510 AC_CACHE_VAL(ac_cv_path_NM,
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
511 [if test -n "$NM"; then
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
512 # Let the user override the test.
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
513 ac_cv_path_NM="$NM"
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
514 else
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
515 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
516 for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517 test -z "$ac_dir" && ac_dir=.
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
518 if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; then
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
519 # Check to see if the nm accepts a BSD-compat flag.
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
520 # Adding the `sed 1q' prevents false positives on HP-UX, which says:
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
521 # nm: unknown option "B" ignored
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
522 if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
523 ac_cv_path_NM="$ac_dir/nm -B"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
524 break
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
525 elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
526 ac_cv_path_NM="$ac_dir/nm -p"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
527 break
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
528 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
529 ac_cv_path_NM=${ac_cv_path_NM="$ac_dir/nm"} # keep the first match, but
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
530 continue # so that we can try to find one that supports BSD flags
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
531 fi
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
532 fi
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
533 done
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
534 IFS="$ac_save_ifs"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
535 test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
536 fi])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
537 NM="$ac_cv_path_NM"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
538 AC_MSG_RESULT([$NM])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
539 ])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
540
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
541 # AC_CHECK_LIBM - check for math library
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
542 AC_DEFUN(AC_CHECK_LIBM,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
543 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
544 LIBM=
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
545 case "$lt_target" in
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
546 *-*-beos* | *-*-cygwin*)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
547 # These system don't have libm
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
548 ;;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
549 *-ncr-sysv4.3*)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
550 AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
551 AC_CHECK_LIB(m, main, LIBM="$LIBM -lm")
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
552 ;;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
553 *)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
554 AC_CHECK_LIB(m, main, LIBM="-lm")
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
555 ;;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
556 esac
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
557 ])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
558
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
559 # AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
560 # the libltdl convenience library and INCLTDL to the include flags for
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
561 # the libltdl header and adds --enable-ltdl-convenience to the
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
562 # configure arguments. Note that LIBLTDL and INCLTDL are not
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
563 # AC_SUBSTed, nor is AC_CONFIG_SUBDIRS called. If DIR is not
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
564 # provided, it is assumed to be `libltdl'. LIBLTDL will be prefixed
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
565 # with '${top_builddir}/' and INCLTDL will be prefixed with
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
566 # '${top_srcdir}/' (note the single quotes!). If your package is not
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
567 # flat and you're not using automake, define top_builddir and
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
568 # top_srcdir appropriately in the Makefiles.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
569 AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
570 case "$enable_ltdl_convenience" in
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
571 no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
572 "") enable_ltdl_convenience=yes
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
573 ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
574 esac
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
575 LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdlc.la
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
576 INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
577 ])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
578
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
579 # AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
580 # the libltdl installable library and INCLTDL to the include flags for
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
581 # the libltdl header and adds --enable-ltdl-install to the configure
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
582 # arguments. Note that LIBLTDL and INCLTDL are not AC_SUBSTed, nor is
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
583 # AC_CONFIG_SUBDIRS called. If DIR is not provided and an installed
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
584 # libltdl is not found, it is assumed to be `libltdl'. LIBLTDL will
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
585 # be prefixed with '${top_builddir}/' and INCLTDL will be prefixed
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
586 # with '${top_srcdir}/' (note the single quotes!). If your package is
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
587 # not flat and you're not using automake, define top_builddir and
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
588 # top_srcdir appropriately in the Makefiles.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
589 # In the future, this macro may have to be called after AC_PROG_LIBTOOL.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
590 AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
591 AC_CHECK_LIB(ltdl, main,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
592 [test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no],
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
593 [if test x"$enable_ltdl_install" = xno; then
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
594 AC_MSG_WARN([libltdl not installed, but installation disabled])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
595 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
596 enable_ltdl_install=yes
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
597 fi
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
598 ])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
599 if test x"$enable_ltdl_install" = x"yes"; then
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
600 ac_configure_args="$ac_configure_args --enable-ltdl-install"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
601 LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdl.la
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
602 INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
603 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
604 ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
605 LIBLTDL="-lltdl"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
606 INCLTDL=
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
607 fi
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
608 ])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
609
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
610 dnl old names
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
611 AC_DEFUN(AM_PROG_LIBTOOL, [indir([AC_PROG_LIBTOOL])])dnl
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
612 AC_DEFUN(AM_ENABLE_SHARED, [indir([AC_ENABLE_SHARED], $@)])dnl
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
613 AC_DEFUN(AM_ENABLE_STATIC, [indir([AC_ENABLE_STATIC], $@)])dnl
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
614 AC_DEFUN(AM_DISABLE_SHARED, [indir([AC_DISABLE_SHARED], $@)])dnl
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
615 AC_DEFUN(AM_DISABLE_STATIC, [indir([AC_DISABLE_STATIC], $@)])dnl
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
616 AC_DEFUN(AM_PROG_LD, [indir([AC_PROG_LD])])dnl
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
617 AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
618
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
619 dnl This is just to silence aclocal about the macro not being used
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
620 ifelse([AC_DISABLE_FAST_INSTALL])dnl