Annotation of embedaddon/mtr/compile, revision 1.1

1.1     ! misho       1: #! /bin/sh
        !             2: # Wrapper for compilers which do not understand '-c -o'.
        !             3: 
        !             4: scriptversion=2012-10-14.11; # UTC
        !             5: 
        !             6: # Copyright (C) 1999-2013 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 <http://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: 
        !            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*)
        !            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
        !            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 <bug-automake@gnu.org>.
        !           251: EOF
        !           252:     exit $?
        !           253:     ;;
        !           254:   -v | --v*)
        !           255:     echo "compile $scriptversion"
        !           256:     exit $?
        !           257:     ;;
        !           258:   cl | *[/\\]cl | cl.exe | *[/\\]cl.exe )
        !           259:     func_cl_wrapper "$@"      # Doesn't return...
        !           260:     ;;
        !           261: esac
        !           262: 
        !           263: ofile=
        !           264: cfile=
        !           265: 
        !           266: for arg
        !           267: do
        !           268:   if test -n "$eat"; then
        !           269:     eat=
        !           270:   else
        !           271:     case $1 in
        !           272:       -o)
        !           273:        # configure might choose to run compile as 'compile cc -o foo foo.c'.
        !           274:        # So we strip '-o arg' only if arg is an object.
        !           275:        eat=1
        !           276:        case $2 in
        !           277:          *.o | *.obj)
        !           278:            ofile=$2
        !           279:            ;;
        !           280:          *)
        !           281:            set x "$@" -o "$2"
        !           282:            shift
        !           283:            ;;
        !           284:        esac
        !           285:        ;;
        !           286:       *.c)
        !           287:        cfile=$1
        !           288:        set x "$@" "$1"
        !           289:        shift
        !           290:        ;;
        !           291:       *)
        !           292:        set x "$@" "$1"
        !           293:        shift
        !           294:        ;;
        !           295:     esac
        !           296:   fi
        !           297:   shift
        !           298: done
        !           299: 
        !           300: if test -z "$ofile" || test -z "$cfile"; then
        !           301:   # If no '-o' option was seen then we might have been invoked from a
        !           302:   # pattern rule where we don't need one.  That is ok -- this is a
        !           303:   # normal compilation that the losing compiler can handle.  If no
        !           304:   # '.c' file was seen then we are probably linking.  That is also
        !           305:   # ok.
        !           306:   exec "$@"
        !           307: fi
        !           308: 
        !           309: # Name of file we expect compiler to create.
        !           310: cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'`
        !           311: 
        !           312: # Create the lock directory.
        !           313: # Note: use '[/\\:.-]' here to ensure that we don't use the same name
        !           314: # that we are using for the .o file.  Also, base the name on the expected
        !           315: # object file name, since that is what matters with a parallel build.
        !           316: lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d
        !           317: while true; do
        !           318:   if mkdir "$lockdir" >/dev/null 2>&1; then
        !           319:     break
        !           320:   fi
        !           321:   sleep 1
        !           322: done
        !           323: # FIXME: race condition here if user kills between mkdir and trap.
        !           324: trap "rmdir '$lockdir'; exit 1" 1 2 15
        !           325: 
        !           326: # Run the compile.
        !           327: "$@"
        !           328: ret=$?
        !           329: 
        !           330: if test -f "$cofile"; then
        !           331:   test "$cofile" = "$ofile" || mv "$cofile" "$ofile"
        !           332: elif test -f "${cofile}bj"; then
        !           333:   test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile"
        !           334: fi
        !           335: 
        !           336: rmdir "$lockdir"
        !           337: exit $ret
        !           338: 
        !           339: # Local Variables:
        !           340: # mode: shell-script
        !           341: # sh-indentation: 2
        !           342: # eval: (add-hook 'write-file-hooks 'time-stamp)
        !           343: # time-stamp-start: "scriptversion="
        !           344: # time-stamp-format: "%:y-%02m-%02d.%02H"
        !           345: # time-stamp-time-zone: "UTC"
        !           346: # time-stamp-end: "; # UTC"
        !           347: # End:

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