michael@0: #! /bin/sh
michael@0: # Wrapper for compilers which do not understand '-c -o'.
michael@0: 
michael@0: scriptversion=2012-03-05.13; # UTC
michael@0: 
michael@0: # Copyright (C) 1999, 2000, 2003, 2004, 2005, 2009, 2010, 2012 Free
michael@0: # Software Foundation, Inc.
michael@0: # Written by Tom Tromey <tromey@cygnus.com>.
michael@0: #
michael@0: # This program is free software; you can redistribute it and/or modify
michael@0: # it under the terms of the GNU General Public License as published by
michael@0: # the Free Software Foundation; either version 2, or (at your option)
michael@0: # any later version.
michael@0: #
michael@0: # This program is distributed in the hope that it will be useful,
michael@0: # but WITHOUT ANY WARRANTY; without even the implied warranty of
michael@0: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
michael@0: # GNU General Public License for more details.
michael@0: #
michael@0: # You should have received a copy of the GNU General Public License
michael@0: # along with this program.  If not, see <http://www.gnu.org/licenses/>.
michael@0: 
michael@0: # As a special exception to the GNU General Public License, if you
michael@0: # distribute this file as part of a program that contains a
michael@0: # configuration script generated by Autoconf, you may include it under
michael@0: # the same distribution terms that you use for the rest of that program.
michael@0: 
michael@0: # This file is maintained in Automake, please report
michael@0: # bugs to <bug-automake@gnu.org> or send patches to
michael@0: # <automake-patches@gnu.org>.
michael@0: 
michael@0: nl='
michael@0: '
michael@0: 
michael@0: # We need space, tab and new line, in precisely that order.  Quoting is
michael@0: # there to prevent tools from complaining about whitespace usage.
michael@0: IFS=" ""	$nl"
michael@0: 
michael@0: file_conv=
michael@0: 
michael@0: # func_file_conv build_file lazy
michael@0: # Convert a $build file to $host form and store it in $file
michael@0: # Currently only supports Windows hosts. If the determined conversion
michael@0: # type is listed in (the comma separated) LAZY, no conversion will
michael@0: # take place.
michael@0: func_file_conv ()
michael@0: {
michael@0:   file=$1
michael@0:   case $file in
michael@0:     / | /[!/]*) # absolute file, and not a UNC file
michael@0:       if test -z "$file_conv"; then
michael@0: 	# lazily determine how to convert abs files
michael@0: 	case `uname -s` in
michael@0: 	  MINGW*)
michael@0: 	    file_conv=mingw
michael@0: 	    ;;
michael@0: 	  CYGWIN*)
michael@0: 	    file_conv=cygwin
michael@0: 	    ;;
michael@0: 	  *)
michael@0: 	    file_conv=wine
michael@0: 	    ;;
michael@0: 	esac
michael@0:       fi
michael@0:       case $file_conv/,$2, in
michael@0: 	*,$file_conv,*)
michael@0: 	  ;;
michael@0: 	mingw/*)
michael@0: 	  file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'`
michael@0: 	  ;;
michael@0: 	cygwin/*)
michael@0: 	  file=`cygpath -m "$file" || echo "$file"`
michael@0: 	  ;;
michael@0: 	wine/*)
michael@0: 	  file=`winepath -w "$file" || echo "$file"`
michael@0: 	  ;;
michael@0:       esac
michael@0:       ;;
michael@0:   esac
michael@0: }
michael@0: 
michael@0: # func_cl_dashL linkdir
michael@0: # Make cl look for libraries in LINKDIR
michael@0: func_cl_dashL ()
michael@0: {
michael@0:   func_file_conv "$1"
michael@0:   if test -z "$lib_path"; then
michael@0:     lib_path=$file
michael@0:   else
michael@0:     lib_path="$lib_path;$file"
michael@0:   fi
michael@0:   linker_opts="$linker_opts -LIBPATH:$file"
michael@0: }
michael@0: 
michael@0: # func_cl_dashl library
michael@0: # Do a library search-path lookup for cl
michael@0: func_cl_dashl ()
michael@0: {
michael@0:   lib=$1
michael@0:   found=no
michael@0:   save_IFS=$IFS
michael@0:   IFS=';'
michael@0:   for dir in $lib_path $LIB
michael@0:   do
michael@0:     IFS=$save_IFS
michael@0:     if $shared && test -f "$dir/$lib.dll.lib"; then
michael@0:       found=yes
michael@0:       lib=$dir/$lib.dll.lib
michael@0:       break
michael@0:     fi
michael@0:     if test -f "$dir/$lib.lib"; then
michael@0:       found=yes
michael@0:       lib=$dir/$lib.lib
michael@0:       break
michael@0:     fi
michael@0:   done
michael@0:   IFS=$save_IFS
michael@0: 
michael@0:   if test "$found" != yes; then
michael@0:     lib=$lib.lib
michael@0:   fi
michael@0: }
michael@0: 
michael@0: # func_cl_wrapper cl arg...
michael@0: # Adjust compile command to suit cl
michael@0: func_cl_wrapper ()
michael@0: {
michael@0:   # Assume a capable shell
michael@0:   lib_path=
michael@0:   shared=:
michael@0:   linker_opts=
michael@0:   for arg
michael@0:   do
michael@0:     if test -n "$eat"; then
michael@0:       eat=
michael@0:     else
michael@0:       case $1 in
michael@0: 	-o)
michael@0: 	  # configure might choose to run compile as 'compile cc -o foo foo.c'.
michael@0: 	  eat=1
michael@0: 	  case $2 in
michael@0: 	    *.o | *.[oO][bB][jJ])
michael@0: 	      func_file_conv "$2"
michael@0: 	      set x "$@" -Fo"$file"
michael@0: 	      shift
michael@0: 	      ;;
michael@0: 	    *)
michael@0: 	      func_file_conv "$2"
michael@0: 	      set x "$@" -Fe"$file"
michael@0: 	      shift
michael@0: 	      ;;
michael@0: 	  esac
michael@0: 	  ;;
michael@0: 	-I)
michael@0: 	  eat=1
michael@0: 	  func_file_conv "$2" mingw
michael@0: 	  set x "$@" -I"$file"
michael@0: 	  shift
michael@0: 	  ;;
michael@0: 	-I*)
michael@0: 	  func_file_conv "${1#-I}" mingw
michael@0: 	  set x "$@" -I"$file"
michael@0: 	  shift
michael@0: 	  ;;
michael@0: 	-l)
michael@0: 	  eat=1
michael@0: 	  func_cl_dashl "$2"
michael@0: 	  set x "$@" "$lib"
michael@0: 	  shift
michael@0: 	  ;;
michael@0: 	-l*)
michael@0: 	  func_cl_dashl "${1#-l}"
michael@0: 	  set x "$@" "$lib"
michael@0: 	  shift
michael@0: 	  ;;
michael@0: 	-L)
michael@0: 	  eat=1
michael@0: 	  func_cl_dashL "$2"
michael@0: 	  ;;
michael@0: 	-L*)
michael@0: 	  func_cl_dashL "${1#-L}"
michael@0: 	  ;;
michael@0: 	-static)
michael@0: 	  shared=false
michael@0: 	  ;;
michael@0: 	-Wl,*)
michael@0: 	  arg=${1#-Wl,}
michael@0: 	  save_ifs="$IFS"; IFS=','
michael@0: 	  for flag in $arg; do
michael@0: 	    IFS="$save_ifs"
michael@0: 	    linker_opts="$linker_opts $flag"
michael@0: 	  done
michael@0: 	  IFS="$save_ifs"
michael@0: 	  ;;
michael@0: 	-Xlinker)
michael@0: 	  eat=1
michael@0: 	  linker_opts="$linker_opts $2"
michael@0: 	  ;;
michael@0: 	-*)
michael@0: 	  set x "$@" "$1"
michael@0: 	  shift
michael@0: 	  ;;
michael@0: 	*.cc | *.CC | *.cxx | *.CXX | *.[cC]++)
michael@0: 	  func_file_conv "$1"
michael@0: 	  set x "$@" -Tp"$file"
michael@0: 	  shift
michael@0: 	  ;;
michael@0: 	*.c | *.cpp | *.CPP | *.lib | *.LIB | *.Lib | *.OBJ | *.obj | *.[oO])
michael@0: 	  func_file_conv "$1" mingw
michael@0: 	  set x "$@" "$file"
michael@0: 	  shift
michael@0: 	  ;;
michael@0: 	*)
michael@0: 	  set x "$@" "$1"
michael@0: 	  shift
michael@0: 	  ;;
michael@0:       esac
michael@0:     fi
michael@0:     shift
michael@0:   done
michael@0:   if test -n "$linker_opts"; then
michael@0:     linker_opts="-link$linker_opts"
michael@0:   fi
michael@0:   exec "$@" $linker_opts
michael@0:   exit 1
michael@0: }
michael@0: 
michael@0: eat=
michael@0: 
michael@0: case $1 in
michael@0:   '')
michael@0:      echo "$0: No command.  Try '$0 --help' for more information." 1>&2
michael@0:      exit 1;
michael@0:      ;;
michael@0:   -h | --h*)
michael@0:     cat <<\EOF
michael@0: Usage: compile [--help] [--version] PROGRAM [ARGS]
michael@0: 
michael@0: Wrapper for compilers which do not understand '-c -o'.
michael@0: Remove '-o dest.o' from ARGS, run PROGRAM with the remaining
michael@0: arguments, and rename the output as expected.
michael@0: 
michael@0: If you are trying to build a whole package this is not the
michael@0: right script to run: please start by reading the file 'INSTALL'.
michael@0: 
michael@0: Report bugs to <bug-automake@gnu.org>.
michael@0: EOF
michael@0:     exit $?
michael@0:     ;;
michael@0:   -v | --v*)
michael@0:     echo "compile $scriptversion"
michael@0:     exit $?
michael@0:     ;;
michael@0:   cl | *[/\\]cl | cl.exe | *[/\\]cl.exe )
michael@0:     func_cl_wrapper "$@"      # Doesn't return...
michael@0:     ;;
michael@0: esac
michael@0: 
michael@0: ofile=
michael@0: cfile=
michael@0: 
michael@0: for arg
michael@0: do
michael@0:   if test -n "$eat"; then
michael@0:     eat=
michael@0:   else
michael@0:     case $1 in
michael@0:       -o)
michael@0: 	# configure might choose to run compile as 'compile cc -o foo foo.c'.
michael@0: 	# So we strip '-o arg' only if arg is an object.
michael@0: 	eat=1
michael@0: 	case $2 in
michael@0: 	  *.o | *.obj)
michael@0: 	    ofile=$2
michael@0: 	    ;;
michael@0: 	  *)
michael@0: 	    set x "$@" -o "$2"
michael@0: 	    shift
michael@0: 	    ;;
michael@0: 	esac
michael@0: 	;;
michael@0:       *.c)
michael@0: 	cfile=$1
michael@0: 	set x "$@" "$1"
michael@0: 	shift
michael@0: 	;;
michael@0:       *)
michael@0: 	set x "$@" "$1"
michael@0: 	shift
michael@0: 	;;
michael@0:     esac
michael@0:   fi
michael@0:   shift
michael@0: done
michael@0: 
michael@0: if test -z "$ofile" || test -z "$cfile"; then
michael@0:   # If no '-o' option was seen then we might have been invoked from a
michael@0:   # pattern rule where we don't need one.  That is ok -- this is a
michael@0:   # normal compilation that the losing compiler can handle.  If no
michael@0:   # '.c' file was seen then we are probably linking.  That is also
michael@0:   # ok.
michael@0:   exec "$@"
michael@0: fi
michael@0: 
michael@0: # Name of file we expect compiler to create.
michael@0: cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'`
michael@0: 
michael@0: # Create the lock directory.
michael@0: # Note: use '[/\\:.-]' here to ensure that we don't use the same name
michael@0: # that we are using for the .o file.  Also, base the name on the expected
michael@0: # object file name, since that is what matters with a parallel build.
michael@0: lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d
michael@0: while true; do
michael@0:   if mkdir "$lockdir" >/dev/null 2>&1; then
michael@0:     break
michael@0:   fi
michael@0:   sleep 1
michael@0: done
michael@0: # FIXME: race condition here if user kills between mkdir and trap.
michael@0: trap "rmdir '$lockdir'; exit 1" 1 2 15
michael@0: 
michael@0: # Run the compile.
michael@0: "$@"
michael@0: ret=$?
michael@0: 
michael@0: if test -f "$cofile"; then
michael@0:   test "$cofile" = "$ofile" || mv "$cofile" "$ofile"
michael@0: elif test -f "${cofile}bj"; then
michael@0:   test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile"
michael@0: fi
michael@0: 
michael@0: rmdir "$lockdir"
michael@0: exit $ret
michael@0: 
michael@0: # Local Variables:
michael@0: # mode: shell-script
michael@0: # sh-indentation: 2
michael@0: # eval: (add-hook 'write-file-hooks 'time-stamp)
michael@0: # time-stamp-start: "scriptversion="
michael@0: # time-stamp-format: "%:y-%02m-%02d.%02H"
michael@0: # time-stamp-time-zone: "UTC"
michael@0: # time-stamp-end: "; # UTC"
michael@0: # End: