joachim99@2: #! /bin/sh
joachim99@2: 
joachim99@2: # depcomp - compile a program generating dependencies as side-effects
joachim99@2: # Copyright 1999, 2000 Free Software Foundation, Inc.
joachim99@2: 
joachim99@2: # This program is free software; you can redistribute it and/or modify
joachim99@2: # it under the terms of the GNU General Public License as published by
joachim99@2: # the Free Software Foundation; either version 2, or (at your option)
joachim99@2: # any later version.
joachim99@2: 
joachim99@2: # This program is distributed in the hope that it will be useful,
joachim99@2: # but WITHOUT ANY WARRANTY; without even the implied warranty of
joachim99@2: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
joachim99@2: # GNU General Public License for more details.
joachim99@2: 
joachim99@2: # You should have received a copy of the GNU General Public License
joachim99@2: # along with this program; if not, write to the Free Software
joachim99@2: # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
joachim99@2: # 02111-1307, USA.
joachim99@2: 
joachim99@14: # As a special exception to the GNU General Public License, if you
joachim99@14: # distribute this file as part of a program that contains a
joachim99@14: # configuration script generated by Autoconf, you may include it under
joachim99@14: # the same distribution terms that you use for the rest of that program.
joachim99@14: 
joachim99@2: # Originally written by Alexandre Oliva <oliva@dcc.unicamp.br>.
joachim99@2: 
joachim99@2: if test -z "$depmode" || test -z "$source" || test -z "$object"; then
joachim99@2:   echo "depcomp: Variables source, object and depmode must be set" 1>&2
joachim99@2:   exit 1
joachim99@2: fi
joachim99@2: # `libtool' can also be set to `yes' or `no'.
joachim99@2: 
joachim99@2: depfile=${depfile-`echo "$object" | sed 's,\([^/]*\)$,.deps/\1,;s/\.\([^.]*\)$/.P\1/'`}
joachim99@2: tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}
joachim99@2: 
joachim99@2: rm -f "$tmpdepfile"
joachim99@2: 
joachim99@2: # Some modes work just like other modes, but use different flags.  We
joachim99@2: # parameterize here, but still list the modes in the big case below,
joachim99@2: # to make depend.m4 easier to write.  Note that we *cannot* use a case
joachim99@2: # here, because this file can only contain one case statement.
joachim99@2: if test "$depmode" = hp; then
joachim99@2:   # HP compiler uses -M and no extra arg.
joachim99@2:   gccflag=-M
joachim99@2:   depmode=gcc
joachim99@2: fi
joachim99@2: 
joachim99@2: if test "$depmode" = dashXmstdout; then
joachim99@2:    # This is just like dashmstdout with a different argument.
joachim99@2:    dashmflag=-xM
joachim99@2:    depmode=dashmstdout
joachim99@2: fi
joachim99@2: 
joachim99@2: case "$depmode" in
joachim99@2: gcc3)
joachim99@2: ## gcc 3 implements dependency tracking that does exactly what
joachim99@14: ## we want.  Yay!  Note: for some reason libtool 1.4 doesn't like
joachim99@14: ## it if -MD -MP comes after the -MF stuff.  Hmm.
joachim99@14:   "$@" -MT "$object" -MD -MP -MF "$tmpdepfile"
joachim99@14:   stat=$?
joachim99@14:   if test $stat -eq 0; then :
joachim99@2:   else
joachim99@2:     rm -f "$tmpdepfile"
joachim99@2:     exit $stat
joachim99@2:   fi
joachim99@2:   mv "$tmpdepfile" "$depfile"
joachim99@2:   ;;
joachim99@2: 
joachim99@2: gcc)
joachim99@2: ## There are various ways to get dependency output from gcc.  Here's
joachim99@2: ## why we pick this rather obscure method:
joachim99@2: ## - Don't want to use -MD because we'd like the dependencies to end
joachim99@2: ##   up in a subdir.  Having to rename by hand is ugly.
joachim99@2: ##   (We might end up doing this anyway to support other compilers.)
joachim99@2: ## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
joachim99@2: ##   -MM, not -M (despite what the docs say).
joachim99@2: ## - Using -M directly means running the compiler twice (even worse
joachim99@2: ##   than renaming).
joachim99@2:   if test -z "$gccflag"; then
joachim99@2:     gccflag=-MD,
joachim99@2:   fi
joachim99@14:   "$@" -Wp,"$gccflag$tmpdepfile"
joachim99@14:   stat=$?
joachim99@14:   if test $stat -eq 0; then :
joachim99@2:   else
joachim99@2:     rm -f "$tmpdepfile"
joachim99@2:     exit $stat
joachim99@2:   fi
joachim99@2:   rm -f "$depfile"
joachim99@2:   echo "$object : \\" > "$depfile"
joachim99@2:   alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
joachim99@2: ## The second -e expression handles DOS-style file names with drive letters.
joachim99@2:   sed -e 's/^[^:]*: / /' \
joachim99@2:       -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
joachim99@2: ## This next piece of magic avoids the `deleted header file' problem.
joachim99@2: ## The problem is that when a header file which appears in a .P file
joachim99@2: ## is deleted, the dependency causes make to die (because there is
joachim99@2: ## typically no way to rebuild the header).  We avoid this by adding
joachim99@2: ## dummy dependencies for each header file.  Too bad gcc doesn't do
joachim99@2: ## this for us directly.
joachim99@2:   tr ' ' '
joachim99@2: ' < "$tmpdepfile" |
joachim99@2: ## Some versions of gcc put a space before the `:'.  On the theory
joachim99@2: ## that the space means something, we add a space to the output as
joachim99@2: ## well.
joachim99@2: ## Some versions of the HPUX 10.20 sed can't process this invocation
joachim99@2: ## correctly.  Breaking it into two sed invocations is a workaround.
joachim99@2:     sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
joachim99@2:   rm -f "$tmpdepfile"
joachim99@2:   ;;
joachim99@2: 
joachim99@2: hp)
joachim99@2:   # This case exists only to let depend.m4 do its work.  It works by
joachim99@2:   # looking at the text of this script.  This case will never be run,
joachim99@2:   # since it is checked for above.
joachim99@2:   exit 1
joachim99@2:   ;;
joachim99@2: 
joachim99@2: sgi)
joachim99@2:   if test "$libtool" = yes; then
joachim99@2:     "$@" "-Wp,-MDupdate,$tmpdepfile"
joachim99@2:   else
joachim99@2:     "$@" -MDupdate "$tmpdepfile"
joachim99@2:   fi
joachim99@2:   stat=$?
joachim99@2:   if test $stat -eq 0; then :
joachim99@2:   else
joachim99@2:     rm -f "$tmpdepfile"
joachim99@2:     exit $stat
joachim99@2:   fi
joachim99@2:   rm -f "$depfile"
joachim99@2: 
joachim99@2:   if test -f "$tmpdepfile"; then  # yes, the sourcefile depend on other files
joachim99@2:     echo "$object : \\" > "$depfile"
joachim99@2: 
joachim99@14:     # Clip off the initial element (the dependent).  Don't try to be
joachim99@2:     # clever and replace this with sed code, as IRIX sed won't handle
joachim99@2:     # lines with more than a fixed number of characters (4096 in
joachim99@14:     # IRIX 6.2 sed, 8192 in IRIX 6.5).  We also remove comment lines;
joachim99@14:     # the IRIX cc adds comments like `#:fec' to the end of the
joachim99@14:     # dependency line.
joachim99@2:     tr ' ' '
joachim99@14: ' < "$tmpdepfile" \
joachim99@14:     | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
joachim99@14:     tr '
joachim99@2: ' ' ' >> $depfile
joachim99@14:     echo >> $depfile
joachim99@2: 
joachim99@14:     # The second pass generates a dummy entry for each header file.
joachim99@2:     tr ' ' '
joachim99@14: ' < "$tmpdepfile" \
joachim99@14:    | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
joachim99@14:    >> $depfile
joachim99@2:   else
joachim99@2:     # The sourcefile does not contain any dependencies, so just
joachim99@2:     # store a dummy comment line, to avoid errors with the Makefile
joachim99@2:     # "include basename.Plo" scheme.
joachim99@2:     echo "#dummy" > "$depfile"
joachim99@2:   fi
joachim99@2:   rm -f "$tmpdepfile"
joachim99@2:   ;;
joachim99@2: 
joachim99@2: aix)
joachim99@2:   # The C for AIX Compiler uses -M and outputs the dependencies
joachim99@14:   # in a .u file.  This file always lives in the current directory.
joachim99@14:   # Also, the AIX compiler puts `$object:' at the start of each line;
joachim99@14:   # $object doesn't have directory information.
joachim99@14:   stripped=`echo "$object" | sed -e 's,^.*/,,' -e 's/\(.*\)\..*$/\1/'`
joachim99@14:   tmpdepfile="$stripped.u"
joachim99@14:   outname="$stripped.o"
joachim99@2:   if test "$libtool" = yes; then
joachim99@2:     "$@" -Wc,-M
joachim99@2:   else
joachim99@2:     "$@" -M
joachim99@2:   fi
joachim99@2: 
joachim99@2:   stat=$?
joachim99@2:   if test $stat -eq 0; then :
joachim99@2:   else
joachim99@2:     rm -f "$tmpdepfile"
joachim99@2:     exit $stat
joachim99@2:   fi
joachim99@2: 
joachim99@2:   if test -f "$tmpdepfile"; then
joachim99@14:     # Each line is of the form `foo.o: dependent.h'.
joachim99@14:     # Do two passes, one to just change these to
joachim99@14:     # `$object: dependent.h' and one to simply `dependent.h:'.
joachim99@14:     sed -e "s,^$outname:,$object :," < "$tmpdepfile" > "$depfile"
joachim99@14:     sed -e "s,^$outname: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile"
joachim99@2:   else
joachim99@2:     # The sourcefile does not contain any dependencies, so just
joachim99@2:     # store a dummy comment line, to avoid errors with the Makefile
joachim99@2:     # "include basename.Plo" scheme.
joachim99@2:     echo "#dummy" > "$depfile"
joachim99@2:   fi
joachim99@2:   rm -f "$tmpdepfile"
joachim99@2:   ;;
joachim99@2: 
joachim99@14: icc)
joachim99@14:   # Must come before tru64.
joachim99@14: 
joachim99@14:   # Intel's C compiler understands `-MD -MF file'.  However
joachim99@14:   #    icc -MD -MF foo.d -c -o sub/foo.o sub/foo.c
joachim99@14:   # will fill foo.d with something like
joachim99@14:   #    foo.o: sub/foo.c
joachim99@14:   #    foo.o: sub/foo.h
joachim99@14:   # which is wrong.  We want:
joachim99@14:   #    sub/foo.o: sub/foo.c
joachim99@14:   #    sub/foo.o: sub/foo.h
joachim99@14:   #    sub/foo.c:
joachim99@14:   #    sub/foo.h:
joachim99@14: 
joachim99@14:   "$@" -MD -MF "$tmpdepfile"
joachim99@14:   stat=$?
joachim99@14:   if test $stat -eq 0; then :
joachim99@14:   else
joachim99@14:     rm -f "$tmpdepfile"
joachim99@14:     exit $stat
joachim99@14:   fi
joachim99@14:   rm -f "$depfile"
joachim99@14:   # Each line is of the form `foo.o: dependent.h'.
joachim99@14:   # Do two passes, one to just change these to
joachim99@14:   # `$object: dependent.h' and one to simply `dependent.h:'.
joachim99@14:   sed -e "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile"
joachim99@14:   sed -e "s,^[^:]*: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile"
joachim99@14:   rm -f "$tmpdepfile"
joachim99@14:   ;;
joachim99@14: 
joachim99@14: tru64)
joachim99@14:    # The Tru64 AIX compiler uses -MD to generate dependencies as a side
joachim99@14:    # effect.  `cc -MD -o foo.o ...' puts the dependencies into `foo.o.d'.
joachim99@14:    # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put 
joachim99@14:    # dependencies in `foo.d' instead, so we check for that too.
joachim99@14:    # Subdirectories are respected.
joachim99@14: 
joachim99@14:    tmpdepfile1="$object.d"
joachim99@14:    tmpdepfile2=`echo "$object" | sed -e 's/.o$/.d/'` 
joachim99@14:    if test "$libtool" = yes; then
joachim99@14:       "$@" -Wc,-MD
joachim99@14:    else
joachim99@14:       "$@" -MD
joachim99@14:    fi
joachim99@14: 
joachim99@14:    stat=$?
joachim99@14:    if test $stat -eq 0; then :
joachim99@14:    else
joachim99@14:       rm -f "$tmpdepfile1" "$tmpdepfile2"
joachim99@14:       exit $stat
joachim99@14:    fi
joachim99@14: 
joachim99@14:    if test -f "$tmpdepfile1"; then
joachim99@14:       tmpdepfile="$tmpdepfile1"
joachim99@14:    else
joachim99@14:       tmpdepfile="$tmpdepfile2"
joachim99@14:    fi
joachim99@14:    if test -f "$tmpdepfile"; then
joachim99@14:       sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
joachim99@14:       # That's a space and a tab in the [].
joachim99@14:       sed -e 's,^.*\.[a-z]*:[ 	]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
joachim99@14:    else
joachim99@14:       echo "#dummy" > "$depfile"
joachim99@14:    fi
joachim99@14:    rm -f "$tmpdepfile"
joachim99@14:    ;;
joachim99@14: 
joachim99@2: #nosideeffect)
joachim99@2:   # This comment above is used by automake to tell side-effect
joachim99@2:   # dependency tracking mechanisms from slower ones.
joachim99@2: 
joachim99@2: dashmstdout)
joachim99@2:   # Important note: in order to support this mode, a compiler *must*
joachim99@2:   # always write the proprocessed file to stdout, regardless of -o,
joachim99@2:   # because we must use -o when running libtool.
joachim99@2:   test -z "$dashmflag" && dashmflag=-M
joachim99@2:   ( IFS=" "
joachim99@2:     case " $* " in
joachim99@2:     *" --mode=compile "*) # this is libtool, let us make it quiet
joachim99@2:       for arg
joachim99@2:       do # cycle over the arguments
joachim99@2:         case "$arg" in
joachim99@2: 	"--mode=compile")
joachim99@2: 	  # insert --quiet before "--mode=compile"
joachim99@2: 	  set fnord "$@" --quiet
joachim99@2: 	  shift # fnord
joachim99@2: 	  ;;
joachim99@2: 	esac
joachim99@2: 	set fnord "$@" "$arg"
joachim99@2: 	shift # fnord
joachim99@2: 	shift # "$arg"
joachim99@2:       done
joachim99@2:       ;;
joachim99@2:     esac
joachim99@2:     "$@" $dashmflag | sed 's:^[^:]*\:[ 	]*:'"$object"'\: :' > "$tmpdepfile"
joachim99@2:   ) &
joachim99@2:   proc=$!
joachim99@2:   "$@"
joachim99@2:   stat=$?
joachim99@2:   wait "$proc"
joachim99@2:   if test "$stat" != 0; then exit $stat; fi
joachim99@2:   rm -f "$depfile"
joachim99@2:   cat < "$tmpdepfile" > "$depfile"
joachim99@2:   tr ' ' '
joachim99@2: ' < "$tmpdepfile" | \
joachim99@2: ## Some versions of the HPUX 10.20 sed can't process this invocation
joachim99@2: ## correctly.  Breaking it into two sed invocations is a workaround.
joachim99@2:     sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
joachim99@2:   rm -f "$tmpdepfile"
joachim99@2:   ;;
joachim99@2: 
joachim99@2: dashXmstdout)
joachim99@2:   # This case only exists to satisfy depend.m4.  It is never actually
joachim99@2:   # run, as this mode is specially recognized in the preamble.
joachim99@2:   exit 1
joachim99@2:   ;;
joachim99@2: 
joachim99@2: makedepend)
joachim99@2:   # X makedepend
joachim99@2:   (
joachim99@2:     shift
joachim99@2:     cleared=no
joachim99@2:     for arg in "$@"; do
joachim99@2:       case $cleared in no)
joachim99@2:         set ""; shift
joachim99@2: 	cleared=yes
joachim99@2:       esac
joachim99@2:       case "$arg" in
joachim99@2:         -D*|-I*)
joachim99@2: 	  set fnord "$@" "$arg"; shift;;
joachim99@2: 	-*)
joachim99@2: 	  ;;
joachim99@2: 	*)
joachim99@2: 	  set fnord "$@" "$arg"; shift;;
joachim99@2:       esac
joachim99@2:     done
joachim99@2:     obj_suffix="`echo $object | sed 's/^.*\././'`"
joachim99@2:     touch "$tmpdepfile"
joachim99@2:     ${MAKEDEPEND-makedepend} 2>/dev/null -o"$obj_suffix" -f"$tmpdepfile" "$@"
joachim99@2:   ) &
joachim99@2:   proc=$!
joachim99@2:   "$@"
joachim99@2:   stat=$?
joachim99@2:   wait "$proc"
joachim99@2:   if test "$stat" != 0; then exit $stat; fi
joachim99@2:   rm -f "$depfile"
joachim99@2:   cat < "$tmpdepfile" > "$depfile"
joachim99@2:   tail +3 "$tmpdepfile" | tr ' ' '
joachim99@2: ' | \
joachim99@2: ## Some versions of the HPUX 10.20 sed can't process this invocation
joachim99@2: ## correctly.  Breaking it into two sed invocations is a workaround.
joachim99@2:     sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
joachim99@2:   rm -f "$tmpdepfile" "$tmpdepfile".bak
joachim99@2:   ;;
joachim99@2: 
joachim99@2: cpp)
joachim99@2:   # Important note: in order to support this mode, a compiler *must*
joachim99@2:   # always write the proprocessed file to stdout, regardless of -o,
joachim99@2:   # because we must use -o when running libtool.
joachim99@2:   ( IFS=" "
joachim99@2:     case " $* " in
joachim99@2:     *" --mode=compile "*)
joachim99@2:       for arg
joachim99@2:       do # cycle over the arguments
joachim99@2:         case $arg in
joachim99@2: 	"--mode=compile")
joachim99@2: 	  # insert --quiet before "--mode=compile"
joachim99@2: 	  set fnord "$@" --quiet
joachim99@2: 	  shift # fnord
joachim99@2: 	  ;;
joachim99@2: 	esac
joachim99@2: 	set fnord "$@" "$arg"
joachim99@2: 	shift # fnord
joachim99@2: 	shift # "$arg"
joachim99@2:       done
joachim99@2:       ;;
joachim99@2:     esac
joachim99@2:     "$@" -E |
joachim99@2:     sed -n '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' |
joachim99@2:     sed '$ s: \\$::' > "$tmpdepfile"
joachim99@2:   ) &
joachim99@2:   proc=$!
joachim99@2:   "$@"
joachim99@2:   stat=$?
joachim99@2:   wait "$proc"
joachim99@2:   if test "$stat" != 0; then exit $stat; fi
joachim99@2:   rm -f "$depfile"
joachim99@2:   echo "$object : \\" > "$depfile"
joachim99@2:   cat < "$tmpdepfile" >> "$depfile"
joachim99@2:   sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile"
joachim99@2:   rm -f "$tmpdepfile"
joachim99@2:   ;;
joachim99@2: 
joachim99@2: msvisualcpp)
joachim99@2:   # Important note: in order to support this mode, a compiler *must*
joachim99@2:   # always write the proprocessed file to stdout, regardless of -o,
joachim99@2:   # because we must use -o when running libtool.
joachim99@2:   ( IFS=" "
joachim99@2:     case " $* " in
joachim99@2:     *" --mode=compile "*)
joachim99@2:       for arg
joachim99@2:       do # cycle over the arguments
joachim99@2:         case $arg in
joachim99@2: 	"--mode=compile")
joachim99@2: 	  # insert --quiet before "--mode=compile"
joachim99@2: 	  set fnord "$@" --quiet
joachim99@2: 	  shift # fnord
joachim99@2: 	  ;;
joachim99@2: 	esac
joachim99@2: 	set fnord "$@" "$arg"
joachim99@2: 	shift # fnord
joachim99@2: 	shift # "$arg"
joachim99@2:       done
joachim99@2:       ;;
joachim99@2:     esac
joachim99@2:     "$@" -E |
joachim99@2:     sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::echo "`cygpath -u \\"\1\\"`":p' | sort | uniq > "$tmpdepfile"
joachim99@2:   ) &
joachim99@2:   proc=$!
joachim99@2:   "$@"
joachim99@2:   stat=$?
joachim99@2:   wait "$proc"
joachim99@2:   if test "$stat" != 0; then exit $stat; fi
joachim99@2:   rm -f "$depfile"
joachim99@2:   echo "$object : \\" > "$depfile"
joachim99@2:   . "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s::	\1 \\:p' >> "$depfile"
joachim99@2:   echo "	" >> "$depfile"
joachim99@2:   . "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s::\1\::p' >> "$depfile"
joachim99@2:   rm -f "$tmpdepfile"
joachim99@2:   ;;
joachim99@2: 
joachim99@2: none)
joachim99@2:   exec "$@"
joachim99@2:   ;;
joachim99@2: 
joachim99@2: *)
joachim99@2:   echo "Unknown depmode $depmode" 1>&2
joachim99@2:   exit 1
joachim99@2:   ;;
joachim99@2: esac
joachim99@2: 
joachim99@2: exit 0