1#! /bin/sh 2# Wrapper for compilers which do not understand '-c -o'. 3 4scriptversion=2018-03-27.18; # UTC 5 6# Copyright (C) 1999-2018 Free Software Foundation, Inc. 7# Written by Tom Tromey <tromey@cygnus.com>. 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 <bug-automake@gnu.org> or send patches to 29# <automake-patches@gnu.org>. 30 31nl=' 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. 36IFS=" "" $nl" 37 38file_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. 45func_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*) 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/"\(.*\) " *$/\1/'` 69 ;; 70 cygwin/*) 71 file=`cygpath -m "$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 83func_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 96func_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 130func_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 -warn) 191 eat=1 192 ;; 193 -Wl,*) 194 arg=${1#-Wl,} 195 save_ifs="$IFS"; IFS=',' 196 for flag in $arg; do 197 IFS="$save_ifs" 198 linker_opts="$linker_opts $flag" 199 done 200 IFS="$save_ifs" 201 ;; 202 -Xlinker) 203 eat=1 204 linker_opts="$linker_opts $2" 205 ;; 206 -*) 207 set x "$@" "$1" 208 shift 209 ;; 210 *.cc | *.CC | *.cxx | *.CXX | *.[cC]++) 211 func_file_conv "$1" 212 set x "$@" -Tp"$file" 213 shift 214 ;; 215 *.c | *.cpp | *.CPP | *.lib | *.LIB | *.Lib | *.OBJ | *.obj | *.[oO]) 216 func_file_conv "$1" mingw 217 set x "$@" "$file" 218 shift 219 ;; 220 *) 221 set x "$@" "$1" 222 shift 223 ;; 224 esac 225 fi 226 shift 227 done 228 if test -n "$linker_opts"; then 229 linker_opts="-link$linker_opts" 230 fi 231 exec "$@" $linker_opts 232 exit 1 233} 234 235eat= 236 237case $1 in 238 '') 239 echo "$0: No command. Try '$0 --help' for more information." 1>&2 240 exit 1; 241 ;; 242 -h | --h*) 243 cat <<\EOF 244Usage: compile [--help] [--version] PROGRAM [ARGS] 245 246Wrapper for compilers which do not understand '-c -o'. 247Remove '-o dest.o' from ARGS, run PROGRAM with the remaining 248arguments, and rename the output as expected. 249 250If you are trying to build a whole package this is not the 251right script to run: please start by reading the file 'INSTALL'. 252 253Report bugs to <bug-automake@gnu.org>. 254EOF 255 exit $? 256 ;; 257 -v | --v*) 258 echo "compile $scriptversion" 259 exit $? 260 ;; 261 cl | *[/\\]cl | cl.exe | *[/\\]cl.exe | \ 262 icl | *[/\\]icl | icl.exe | *[/\\]icl.exe ) 263 func_cl_wrapper "$@" # Doesn't return... 264 ;; 265esac 266 267ofile= 268cfile= 269 270for arg 271do 272 if test -n "$eat"; then 273 eat= 274 else 275 case $1 in 276 -o) 277 # configure might choose to run compile as 'compile cc -o foo foo.c'. 278 # So we strip '-o arg' only if arg is an object. 279 eat=1 280 case $2 in 281 *.o | *.obj) 282 ofile=$2 283 ;; 284 *) 285 set x "$@" -o "$2" 286 shift 287 ;; 288 esac 289 ;; 290 *.c) 291 cfile=$1 292 set x "$@" "$1" 293 shift 294 ;; 295 *) 296 set x "$@" "$1" 297 shift 298 ;; 299 esac 300 fi 301 shift 302done 303 304if test -z "$ofile" || test -z "$cfile"; then 305 # If no '-o' option was seen then we might have been invoked from a 306 # pattern rule where we don't need one. That is ok -- this is a 307 # normal compilation that the losing compiler can handle. If no 308 # '.c' file was seen then we are probably linking. That is also 309 # ok. 310 exec "$@" 311fi 312 313# Name of file we expect compiler to create. 314cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'` 315 316# Create the lock directory. 317# Note: use '[/\\:.-]' here to ensure that we don't use the same name 318# that we are using for the .o file. Also, base the name on the expected 319# object file name, since that is what matters with a parallel build. 320lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d 321while true; do 322 if mkdir "$lockdir" >/dev/null 2>&1; then 323 break 324 fi 325 sleep 1 326done 327# FIXME: race condition here if user kills between mkdir and trap. 328trap "rmdir '$lockdir'; exit 1" 1 2 15 329 330# Run the compile. 331"$@" 332ret=$? 333 334if test -f "$cofile"; then 335 test "$cofile" = "$ofile" || mv "$cofile" "$ofile" 336elif test -f "${cofile}bj"; then 337 test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile" 338fi 339 340rmdir "$lockdir" 341exit $ret 342 343# Local Variables: 344# mode: shell-script 345# sh-indentation: 2 346# eval: (add-hook 'before-save-hook 'time-stamp) 347# time-stamp-start: "scriptversion=" 348# time-stamp-format: "%:y-%02m-%02d.%02H" 349# time-stamp-time-zone: "UTC0" 350# time-stamp-end: "; # UTC" 351# End: 352