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