|
| 1 | +#! /bin/sh |
| 2 | +# Wrapper for compilers which do not understand '-c -o'. |
| 3 | + |
| 4 | +scriptversion=2018-03-07.03; # UTC |
| 5 | + |
| 6 | +# Copyright (C) 1999-2021 Free Software Foundation, Inc. |
| 7 | +# Written by Tom Tromey <[email protected]>. |
| 8 | +# |
| 9 | +# This program is free software; you can redistribute it and/or modify |
| 10 | +# it under the terms of the GNU General Public License as published by |
| 11 | +# the Free Software Foundation; either version 2, or (at your option) |
| 12 | +# any later version. |
| 13 | +# |
| 14 | +# This program is distributed in the hope that it will be useful, |
| 15 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | +# GNU General Public License for more details. |
| 18 | +# |
| 19 | +# You should have received a copy of the GNU General Public License |
| 20 | +# along with this program. If not, see <https://www.gnu.org/licenses/>. |
| 21 | + |
| 22 | +# As a special exception to the GNU General Public License, if you |
| 23 | +# distribute this file as part of a program that contains a |
| 24 | +# configuration script generated by Autoconf, you may include it under |
| 25 | +# the same distribution terms that you use for the rest of that program. |
| 26 | + |
| 27 | +# This file is maintained in Automake, please report |
| 28 | +# bugs to <[email protected]> or send patches to |
| 29 | + |
| 30 | + |
| 31 | +nl=' |
| 32 | +' |
| 33 | + |
| 34 | +# We need space, tab and new line, in precisely that order. Quoting is |
| 35 | +# there to prevent tools from complaining about whitespace usage. |
| 36 | +IFS=" "" $nl" |
| 37 | + |
| 38 | +file_conv= |
| 39 | + |
| 40 | +# func_file_conv build_file lazy |
| 41 | +# Convert a $build file to $host form and store it in $file |
| 42 | +# Currently only supports Windows hosts. If the determined conversion |
| 43 | +# type is listed in (the comma separated) LAZY, no conversion will |
| 44 | +# take place. |
| 45 | +func_file_conv () |
| 46 | +{ |
| 47 | + file=$1 |
| 48 | + case $file in |
| 49 | + / | /[!/]*) # absolute file, and not a UNC file |
| 50 | + if test -z "$file_conv"; then |
| 51 | + # lazily determine how to convert abs files |
| 52 | + case `uname -s` in |
| 53 | + MINGW*) |
| 54 | + file_conv=mingw |
| 55 | + ;; |
| 56 | + CYGWIN* | MSYS*) |
| 57 | + file_conv=cygwin |
| 58 | + ;; |
| 59 | + *) |
| 60 | + file_conv=wine |
| 61 | + ;; |
| 62 | + esac |
| 63 | + fi |
| 64 | + case $file_conv/,$2, in |
| 65 | + *,$file_conv,*) |
| 66 | + ;; |
| 67 | + mingw/*) |
| 68 | + file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'` |
| 69 | + ;; |
| 70 | + cygwin/* | msys/*) |
| 71 | + file=`cygpath -m "$file" || echo "$file"` |
| 72 | + ;; |
| 73 | + wine/*) |
| 74 | + file=`winepath -w "$file" || echo "$file"` |
| 75 | + ;; |
| 76 | + esac |
| 77 | + ;; |
| 78 | + esac |
| 79 | +} |
| 80 | + |
| 81 | +# func_cl_dashL linkdir |
| 82 | +# Make cl look for libraries in LINKDIR |
| 83 | +func_cl_dashL () |
| 84 | +{ |
| 85 | + func_file_conv "$1" |
| 86 | + if test -z "$lib_path"; then |
| 87 | + lib_path=$file |
| 88 | + else |
| 89 | + lib_path="$lib_path;$file" |
| 90 | + fi |
| 91 | + linker_opts="$linker_opts -LIBPATH:$file" |
| 92 | +} |
| 93 | + |
| 94 | +# func_cl_dashl library |
| 95 | +# Do a library search-path lookup for cl |
| 96 | +func_cl_dashl () |
| 97 | +{ |
| 98 | + lib=$1 |
| 99 | + found=no |
| 100 | + save_IFS=$IFS |
| 101 | + IFS=';' |
| 102 | + for dir in $lib_path $LIB |
| 103 | + do |
| 104 | + IFS=$save_IFS |
| 105 | + if $shared && test -f "$dir/$lib.dll.lib"; then |
| 106 | + found=yes |
| 107 | + lib=$dir/$lib.dll.lib |
| 108 | + break |
| 109 | + fi |
| 110 | + if test -f "$dir/$lib.lib"; then |
| 111 | + found=yes |
| 112 | + lib=$dir/$lib.lib |
| 113 | + break |
| 114 | + fi |
| 115 | + if test -f "$dir/lib$lib.a"; then |
| 116 | + found=yes |
| 117 | + lib=$dir/lib$lib.a |
| 118 | + break |
| 119 | + fi |
| 120 | + done |
| 121 | + IFS=$save_IFS |
| 122 | + |
| 123 | + if test "$found" != yes; then |
| 124 | + lib=$lib.lib |
| 125 | + fi |
| 126 | +} |
| 127 | + |
| 128 | +# func_cl_wrapper cl arg... |
| 129 | +# Adjust compile command to suit cl |
| 130 | +func_cl_wrapper () |
| 131 | +{ |
| 132 | + # Assume a capable shell |
| 133 | + lib_path= |
| 134 | + shared=: |
| 135 | + linker_opts= |
| 136 | + for arg |
| 137 | + do |
| 138 | + if test -n "$eat"; then |
| 139 | + eat= |
| 140 | + else |
| 141 | + case $1 in |
| 142 | + -o) |
| 143 | + # configure might choose to run compile as 'compile cc -o foo foo.c'. |
| 144 | + eat=1 |
| 145 | + case $2 in |
| 146 | + *.o | *.[oO][bB][jJ]) |
| 147 | + func_file_conv "$2" |
| 148 | + set x "$@" -Fo"$file" |
| 149 | + shift |
| 150 | + ;; |
| 151 | + *) |
| 152 | + func_file_conv "$2" |
| 153 | + set x "$@" -Fe"$file" |
| 154 | + shift |
| 155 | + ;; |
| 156 | + esac |
| 157 | + ;; |
| 158 | + -I) |
| 159 | + eat=1 |
| 160 | + func_file_conv "$2" mingw |
| 161 | + set x "$@" -I"$file" |
| 162 | + shift |
| 163 | + ;; |
| 164 | + -I*) |
| 165 | + func_file_conv "${1#-I}" mingw |
| 166 | + set x "$@" -I"$file" |
| 167 | + shift |
| 168 | + ;; |
| 169 | + -l) |
| 170 | + eat=1 |
| 171 | + func_cl_dashl "$2" |
| 172 | + set x "$@" "$lib" |
| 173 | + shift |
| 174 | + ;; |
| 175 | + -l*) |
| 176 | + func_cl_dashl "${1#-l}" |
| 177 | + set x "$@" "$lib" |
| 178 | + shift |
| 179 | + ;; |
| 180 | + -L) |
| 181 | + eat=1 |
| 182 | + func_cl_dashL "$2" |
| 183 | + ;; |
| 184 | + -L*) |
| 185 | + func_cl_dashL "${1#-L}" |
| 186 | + ;; |
| 187 | + -static) |
| 188 | + shared=false |
| 189 | + ;; |
| 190 | + -Wl,*) |
| 191 | + arg=${1#-Wl,} |
| 192 | + save_ifs="$IFS"; IFS=',' |
| 193 | + for flag in $arg; do |
| 194 | + IFS="$save_ifs" |
| 195 | + linker_opts="$linker_opts $flag" |
| 196 | + done |
| 197 | + IFS="$save_ifs" |
| 198 | + ;; |
| 199 | + -Xlinker) |
| 200 | + eat=1 |
| 201 | + linker_opts="$linker_opts $2" |
| 202 | + ;; |
| 203 | + -*) |
| 204 | + set x "$@" "$1" |
| 205 | + shift |
| 206 | + ;; |
| 207 | + *.cc | *.CC | *.cxx | *.CXX | *.[cC]++) |
| 208 | + func_file_conv "$1" |
| 209 | + set x "$@" -Tp"$file" |
| 210 | + shift |
| 211 | + ;; |
| 212 | + *.c | *.cpp | *.CPP | *.lib | *.LIB | *.Lib | *.OBJ | *.obj | *.[oO]) |
| 213 | + func_file_conv "$1" mingw |
| 214 | + set x "$@" "$file" |
| 215 | + shift |
| 216 | + ;; |
| 217 | + *) |
| 218 | + set x "$@" "$1" |
| 219 | + shift |
| 220 | + ;; |
| 221 | + esac |
| 222 | + fi |
| 223 | + shift |
| 224 | + done |
| 225 | + if test -n "$linker_opts"; then |
| 226 | + linker_opts="-link$linker_opts" |
| 227 | + fi |
| 228 | + exec "$@" $linker_opts |
| 229 | + exit 1 |
| 230 | +} |
| 231 | + |
| 232 | +eat= |
| 233 | + |
| 234 | +case $1 in |
| 235 | + '') |
| 236 | + echo "$0: No command. Try '$0 --help' for more information." 1>&2 |
| 237 | + exit 1; |
| 238 | + ;; |
| 239 | + -h | --h*) |
| 240 | + cat <<\EOF |
| 241 | +Usage: compile [--help] [--version] PROGRAM [ARGS] |
| 242 | +
|
| 243 | +Wrapper for compilers which do not understand '-c -o'. |
| 244 | +Remove '-o dest.o' from ARGS, run PROGRAM with the remaining |
| 245 | +arguments, and rename the output as expected. |
| 246 | +
|
| 247 | +If you are trying to build a whole package this is not the |
| 248 | +right script to run: please start by reading the file 'INSTALL'. |
| 249 | +
|
| 250 | +Report bugs to <[email protected]>. |
| 251 | +EOF |
| 252 | + exit $? |
| 253 | + ;; |
| 254 | + -v | --v*) |
| 255 | + echo "compile $scriptversion" |
| 256 | + exit $? |
| 257 | + ;; |
| 258 | + cl | *[/\\]cl | cl.exe | *[/\\]cl.exe | \ |
| 259 | + icl | *[/\\]icl | icl.exe | *[/\\]icl.exe ) |
| 260 | + func_cl_wrapper "$@" # Doesn't return... |
| 261 | + ;; |
| 262 | +esac |
| 263 | + |
| 264 | +ofile= |
| 265 | +cfile= |
| 266 | + |
| 267 | +for arg |
| 268 | +do |
| 269 | + if test -n "$eat"; then |
| 270 | + eat= |
| 271 | + else |
| 272 | + case $1 in |
| 273 | + -o) |
| 274 | + # configure might choose to run compile as 'compile cc -o foo foo.c'. |
| 275 | + # So we strip '-o arg' only if arg is an object. |
| 276 | + eat=1 |
| 277 | + case $2 in |
| 278 | + *.o | *.obj) |
| 279 | + ofile=$2 |
| 280 | + ;; |
| 281 | + *) |
| 282 | + set x "$@" -o "$2" |
| 283 | + shift |
| 284 | + ;; |
| 285 | + esac |
| 286 | + ;; |
| 287 | + *.c) |
| 288 | + cfile=$1 |
| 289 | + set x "$@" "$1" |
| 290 | + shift |
| 291 | + ;; |
| 292 | + *) |
| 293 | + set x "$@" "$1" |
| 294 | + shift |
| 295 | + ;; |
| 296 | + esac |
| 297 | + fi |
| 298 | + shift |
| 299 | +done |
| 300 | + |
| 301 | +if test -z "$ofile" || test -z "$cfile"; then |
| 302 | + # If no '-o' option was seen then we might have been invoked from a |
| 303 | + # pattern rule where we don't need one. That is ok -- this is a |
| 304 | + # normal compilation that the losing compiler can handle. If no |
| 305 | + # '.c' file was seen then we are probably linking. That is also |
| 306 | + # ok. |
| 307 | + exec "$@" |
| 308 | +fi |
| 309 | + |
| 310 | +# Name of file we expect compiler to create. |
| 311 | +cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'` |
| 312 | + |
| 313 | +# Create the lock directory. |
| 314 | +# Note: use '[/\\:.-]' here to ensure that we don't use the same name |
| 315 | +# that we are using for the .o file. Also, base the name on the expected |
| 316 | +# object file name, since that is what matters with a parallel build. |
| 317 | +lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d |
| 318 | +while true; do |
| 319 | + if mkdir "$lockdir" >/dev/null 2>&1; then |
| 320 | + break |
| 321 | + fi |
| 322 | + sleep 1 |
| 323 | +done |
| 324 | +# FIXME: race condition here if user kills between mkdir and trap. |
| 325 | +trap "rmdir '$lockdir'; exit 1" 1 2 15 |
| 326 | + |
| 327 | +# Run the compile. |
| 328 | +"$@" |
| 329 | +ret=$? |
| 330 | + |
| 331 | +if test -f "$cofile"; then |
| 332 | + test "$cofile" = "$ofile" || mv "$cofile" "$ofile" |
| 333 | +elif test -f "${cofile}bj"; then |
| 334 | + test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile" |
| 335 | +fi |
| 336 | + |
| 337 | +rmdir "$lockdir" |
| 338 | +exit $ret |
| 339 | + |
| 340 | +# Local Variables: |
| 341 | +# mode: shell-script |
| 342 | +# sh-indentation: 2 |
| 343 | +# eval: (add-hook 'before-save-hook 'time-stamp) |
| 344 | +# time-stamp-start: "scriptversion=" |
| 345 | +# time-stamp-format: "%:y-%02m-%02d.%02H" |
| 346 | +# time-stamp-time-zone: "UTC0" |
| 347 | +# time-stamp-end: "; # UTC" |
| 348 | +# End: |
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