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1899
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1 #! /bin/sh
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2 # Wrapper for compilers which do not understand '-c -o'.
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3
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4 scriptversion=2012-01-04.17; # UTC
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5
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6 # Copyright (C) 1999, 2000, 2003, 2004, 2005, 2009, 2010, 2012 Free
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7 # Software Foundation, Inc.
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8 # Written by Tom Tromey <tromey@cygnus.com>.
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9 #
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10 # This program is free software; you can redistribute it and/or modify
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11 # it under the terms of the GNU General Public License as published by
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12 # the Free Software Foundation; either version 2, or (at your option)
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13 # any later version.
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14 #
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15 # This program is distributed in the hope that it will be useful,
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16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 # GNU General Public License for more details.
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19 #
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20 # You should have received a copy of the GNU General Public License
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21 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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22
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23 # As a special exception to the GNU General Public License, if you
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24 # distribute this file as part of a program that contains a
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25 # configuration script generated by Autoconf, you may include it under
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26 # the same distribution terms that you use for the rest of that program.
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27
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28 # This file is maintained in Automake, please report
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29 # bugs to <bug-automake@gnu.org> or send patches to
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30 # <automake-patches@gnu.org>.
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31
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32 nl='
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33 '
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34
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35 # We need space, tab and new line, in precisely that order. Quoting is
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36 # there to prevent tools from complaining about whitespace usage.
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37 IFS=" "" $nl"
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38
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39 file_conv=
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40
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41 # func_file_conv build_file lazy
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42 # Convert a $build file to $host form and store it in $file
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43 # Currently only supports Windows hosts. If the determined conversion
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44 # type is listed in (the comma separated) LAZY, no conversion will
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45 # take place.
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46 func_file_conv ()
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47 {
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48 file=$1
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49 case $file in
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50 / | /[!/]*) # absolute file, and not a UNC file
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51 if test -z "$file_conv"; then
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52 # lazily determine how to convert abs files
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53 case `uname -s` in
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54 MINGW*)
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55 file_conv=mingw
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56 ;;
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57 CYGWIN*)
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58 file_conv=cygwin
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59 ;;
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60 *)
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61 file_conv=wine
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62 ;;
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63 esac
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64 fi
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65 case $file_conv/,$2, in
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66 *,$file_conv,*)
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67 ;;
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68 mingw/*)
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69 file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'`
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70 ;;
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71 cygwin/*)
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72 file=`cygpath -m "$file" || echo "$file"`
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73 ;;
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74 wine/*)
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75 file=`winepath -w "$file" || echo "$file"`
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76 ;;
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77 esac
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78 ;;
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79 esac
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80 }
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81
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82 # func_cl_wrapper cl arg...
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83 # Adjust compile command to suit cl
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84 func_cl_wrapper ()
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85 {
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86 # Assume a capable shell
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87 lib_path=
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88 shared=:
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89 linker_opts=
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90 for arg
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91 do
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92 if test -n "$eat"; then
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93 eat=
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94 else
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95 case $1 in
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96 -o)
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97 # configure might choose to run compile as 'compile cc -o foo foo.c'.
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98 eat=1
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99 case $2 in
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100 *.o | *.[oO][bB][jJ])
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101 func_file_conv "$2"
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102 set x "$@" -Fo"$file"
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103 shift
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104 ;;
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105 *)
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106 func_file_conv "$2"
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107 set x "$@" -Fe"$file"
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108 shift
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109 ;;
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110 esac
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111 ;;
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112 -I*)
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113 func_file_conv "${1#-I}" mingw
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114 set x "$@" -I"$file"
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115 shift
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116 ;;
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117 -l*)
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118 lib=${1#-l}
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119 found=no
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120 save_IFS=$IFS
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121 IFS=';'
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122 for dir in $lib_path $LIB
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123 do
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124 IFS=$save_IFS
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125 if $shared && test -f "$dir/$lib.dll.lib"; then
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126 found=yes
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127 set x "$@" "$dir/$lib.dll.lib"
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128 break
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129 fi
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130 if test -f "$dir/$lib.lib"; then
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131 found=yes
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132 set x "$@" "$dir/$lib.lib"
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133 break
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134 fi
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135 done
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136 IFS=$save_IFS
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137
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138 test "$found" != yes && set x "$@" "$lib.lib"
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139 shift
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140 ;;
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141 -L*)
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142 func_file_conv "${1#-L}"
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143 if test -z "$lib_path"; then
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144 lib_path=$file
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145 else
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146 lib_path="$lib_path;$file"
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147 fi
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148 linker_opts="$linker_opts -LIBPATH:$file"
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149 ;;
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150 -static)
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151 shared=false
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152 ;;
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153 -Wl,*)
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154 arg=${1#-Wl,}
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155 save_ifs="$IFS"; IFS=','
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156 for flag in $arg; do
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157 IFS="$save_ifs"
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158 linker_opts="$linker_opts $flag"
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159 done
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160 IFS="$save_ifs"
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161 ;;
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162 -Xlinker)
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163 eat=1
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164 linker_opts="$linker_opts $2"
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165 ;;
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166 -*)
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167 set x "$@" "$1"
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168 shift
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169 ;;
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170 *.cc | *.CC | *.cxx | *.CXX | *.[cC]++)
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171 func_file_conv "$1"
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172 set x "$@" -Tp"$file"
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173 shift
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174 ;;
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175 *.c | *.cpp | *.CPP | *.lib | *.LIB | *.Lib | *.OBJ | *.obj | *.[oO])
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176 func_file_conv "$1" mingw
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177 set x "$@" "$file"
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178 shift
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179 ;;
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180 *)
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181 set x "$@" "$1"
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182 shift
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183 ;;
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184 esac
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185 fi
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186 shift
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187 done
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188 if test -n "$linker_opts"; then
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189 linker_opts="-link$linker_opts"
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190 fi
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191 exec "$@" $linker_opts
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192 exit 1
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193 }
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194
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195 eat=
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196
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197 case $1 in
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198 '')
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199 echo "$0: No command. Try '$0 --help' for more information." 1>&2
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200 exit 1;
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201 ;;
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202 -h | --h*)
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203 cat <<\EOF
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204 Usage: compile [--help] [--version] PROGRAM [ARGS]
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205
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206 Wrapper for compilers which do not understand '-c -o'.
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207 Remove '-o dest.o' from ARGS, run PROGRAM with the remaining
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208 arguments, and rename the output as expected.
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209
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210 If you are trying to build a whole package this is not the
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211 right script to run: please start by reading the file 'INSTALL'.
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212
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213 Report bugs to <bug-automake@gnu.org>.
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214 EOF
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215 exit $?
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216 ;;
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217 -v | --v*)
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218 echo "compile $scriptversion"
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219 exit $?
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220 ;;
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221 cl | *[/\\]cl | cl.exe | *[/\\]cl.exe )
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222 func_cl_wrapper "$@" # Doesn't return...
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223 ;;
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224 esac
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225
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226 ofile=
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227 cfile=
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228
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229 for arg
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230 do
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231 if test -n "$eat"; then
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232 eat=
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233 else
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234 case $1 in
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235 -o)
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236 # configure might choose to run compile as 'compile cc -o foo foo.c'.
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237 # So we strip '-o arg' only if arg is an object.
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238 eat=1
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239 case $2 in
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240 *.o | *.obj)
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241 ofile=$2
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242 ;;
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243 *)
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244 set x "$@" -o "$2"
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245 shift
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246 ;;
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247 esac
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248 ;;
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249 *.c)
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250 cfile=$1
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251 set x "$@" "$1"
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252 shift
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253 ;;
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254 *)
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255 set x "$@" "$1"
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256 shift
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257 ;;
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258 esac
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259 fi
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260 shift
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261 done
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262
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263 if test -z "$ofile" || test -z "$cfile"; then
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264 # If no '-o' option was seen then we might have been invoked from a
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265 # pattern rule where we don't need one. That is ok -- this is a
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266 # normal compilation that the losing compiler can handle. If no
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267 # '.c' file was seen then we are probably linking. That is also
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268 # ok.
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269 exec "$@"
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270 fi
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271
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272 # Name of file we expect compiler to create.
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273 cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'`
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274
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275 # Create the lock directory.
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276 # Note: use '[/\\:.-]' here to ensure that we don't use the same name
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277 # that we are using for the .o file. Also, base the name on the expected
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278 # object file name, since that is what matters with a parallel build.
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279 lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d
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280 while true; do
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281 if mkdir "$lockdir" >/dev/null 2>&1; then
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282 break
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283 fi
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284 sleep 1
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285 done
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286 # FIXME: race condition here if user kills between mkdir and trap.
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287 trap "rmdir '$lockdir'; exit 1" 1 2 15
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288
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289 # Run the compile.
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290 "$@"
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291 ret=$?
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292
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293 if test -f "$cofile"; then
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294 test "$cofile" = "$ofile" || mv "$cofile" "$ofile"
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295 elif test -f "${cofile}bj"; then
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296 test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile"
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297 fi
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298
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299 rmdir "$lockdir"
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300 exit $ret
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301
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302 # Local Variables:
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303 # mode: shell-script
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304 # sh-indentation: 2
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305 # eval: (add-hook 'write-file-hooks 'time-stamp)
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306 # time-stamp-start: "scriptversion="
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307 # time-stamp-format: "%:y-%02m-%02d.%02H"
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308 # time-stamp-time-zone: "UTC"
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309 # time-stamp-end: "; # UTC"
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310 # End:
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