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#! /bin/sh
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# depcomp - compile a program generating dependencies as side-effects
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scriptversion=2004-05-31.23
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# Copyright (C) 1999, 2000, 2003, 2004 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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# 02111-1307, USA.
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# As a special exception to the GNU General Public License, if you
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# distribute this file as part of a program that contains a
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# configuration script generated by Autoconf, you may include it under
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# the same distribution terms that you use for the rest of that program.
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# Originally written by Alexandre Oliva <oliva@dcc.unicamp.br>.
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case $1 in
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'')
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echo "$0: No command. Try \`$0 --help' for more information." 1>&2
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exit 1;
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;;
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-h | --h*)
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cat <<\EOF
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Usage: depcomp [--help] [--version] PROGRAM [ARGS]
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Run PROGRAMS ARGS to compile a file, generating dependencies
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as side-effects.
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Environment variables:
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depmode Dependency tracking mode.
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source Source file read by `PROGRAMS ARGS'.
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object Object file output by `PROGRAMS ARGS'.
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DEPDIR directory where to store dependencies.
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depfile Dependency file to output.
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tmpdepfile Temporary file to use when outputing dependencies.
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libtool Whether libtool is used (yes/no).
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Report bugs to <bug-automake@gnu.org>.
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EOF
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exit 0
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;;
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-v | --v*)
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echo "depcomp $scriptversion"
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exit 0
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;;
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esac
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if test -z "$depmode" || test -z "$source" || test -z "$object"; then
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echo "depcomp: Variables source, object and depmode must be set" 1>&2
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exit 1
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fi
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# Dependencies for sub/bar.o or sub/bar.obj go into sub/.deps/bar.Po.
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depfile=${depfile-`echo "$object" |
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sed 's|[^\\/]*$|'${DEPDIR-.deps}'/&|;s|\.\([^.]*\)$|.P\1|;s|Pobj$|Po|'`}
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tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}
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rm -f "$tmpdepfile"
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# Some modes work just like other modes, but use different flags. We
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# parameterize here, but still list the modes in the big case below,
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# to make depend.m4 easier to write. Note that we *cannot* use a case
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# here, because this file can only contain one case statement.
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if test "$depmode" = hp; then
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# HP compiler uses -M and no extra arg.
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gccflag=-M
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depmode=gcc
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fi
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if test "$depmode" = dashXmstdout; then
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# This is just like dashmstdout with a different argument.
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dashmflag=-xM
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depmode=dashmstdout
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fi
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case "$depmode" in
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gcc3)
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## gcc 3 implements dependency tracking that does exactly what
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## we want. Yay! Note: for some reason libtool 1.4 doesn't like
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## it if -MD -MP comes after the -MF stuff. Hmm.
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"$@" -MT "$object" -MD -MP -MF "$tmpdepfile"
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stat=$?
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if test $stat -eq 0; then :
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else
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rm -f "$tmpdepfile"
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exit $stat
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fi
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mv "$tmpdepfile" "$depfile"
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;;
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gcc)
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## There are various ways to get dependency output from gcc. Here's
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## why we pick this rather obscure method:
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## - Don't want to use -MD because we'd like the dependencies to end
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## up in a subdir. Having to rename by hand is ugly.
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## (We might end up doing this anyway to support other compilers.)
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## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
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## -MM, not -M (despite what the docs say).
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## - Using -M directly means running the compiler twice (even worse
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## than renaming).
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if test -z "$gccflag"; then
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gccflag=-MD,
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fi
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"$@" -Wp,"$gccflag$tmpdepfile"
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stat=$?
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if test $stat -eq 0; then :
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else
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rm -f "$tmpdepfile"
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exit $stat
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fi
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rm -f "$depfile"
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echo "$object : \\" > "$depfile"
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alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
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## The second -e expression handles DOS-style file names with drive letters.
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sed -e 's/^[^:]*: / /' \
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-e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
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## This next piece of magic avoids the `deleted header file' problem.
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## The problem is that when a header file which appears in a .P file
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## is deleted, the dependency causes make to die (because there is
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## typically no way to rebuild the header). We avoid this by adding
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## dummy dependencies for each header file. Too bad gcc doesn't do
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## this for us directly.
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tr ' ' '
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' < "$tmpdepfile" |
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## Some versions of gcc put a space before the `:'. On the theory
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## that the space means something, we add a space to the output as
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## well.
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## Some versions of the HPUX 10.20 sed can't process this invocation
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## correctly. Breaking it into two sed invocations is a workaround.
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sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
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rm -f "$tmpdepfile"
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;;
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hp)
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# This case exists only to let depend.m4 do its work. It works by
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# looking at the text of this script. This case will never be run,
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# since it is checked for above.
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exit 1
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;;
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sgi)
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if test "$libtool" = yes; then
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"$@" "-Wp,-MDupdate,$tmpdepfile"
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else
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"$@" -MDupdate "$tmpdepfile"
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fi
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stat=$?
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if test $stat -eq 0; then :
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else
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rm -f "$tmpdepfile"
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exit $stat
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fi
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rm -f "$depfile"
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if test -f "$tmpdepfile"; then # yes, the sourcefile depend on other files
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echo "$object : \\" > "$depfile"
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# Clip off the initial element (the dependent). Don't try to be
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# clever and replace this with sed code, as IRIX sed won't handle
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# lines with more than a fixed number of characters (4096 in
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# IRIX 6.2 sed, 8192 in IRIX 6.5). We also remove comment lines;
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# the IRIX cc adds comments like `#:fec' to the end of the
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# dependency line.
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tr ' ' '
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' < "$tmpdepfile" \
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| sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
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tr '
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' ' ' >> $depfile
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echo >> $depfile
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# The second pass generates a dummy entry for each header file.
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tr ' ' '
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' < "$tmpdepfile" \
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| sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
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>> $depfile
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else
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# The sourcefile does not contain any dependencies, so just
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# store a dummy comment line, to avoid errors with the Makefile
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# "include basename.Plo" scheme.
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echo "#dummy" > "$depfile"
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fi
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rm -f "$tmpdepfile"
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;;
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aix)
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# The C for AIX Compiler uses -M and outputs the dependencies
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# in a .u file. In older versions, this file always lives in the
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# current directory. Also, the AIX compiler puts `$object:' at the
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# start of each line; $object doesn't have directory information.
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# Version 6 uses the directory in both cases.
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stripped=`echo "$object" | sed 's/\(.*\)\..*$/\1/'`
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tmpdepfile="$stripped.u"
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if test "$libtool" = yes; then
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"$@" -Wc,-M
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else
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"$@" -M
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fi
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stat=$?
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if test -f "$tmpdepfile"; then :
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else
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stripped=`echo "$stripped" | sed 's,^.*/,,'`
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tmpdepfile="$stripped.u"
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fi
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if test $stat -eq 0; then :
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else
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rm -f "$tmpdepfile"
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exit $stat
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fi
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if test -f "$tmpdepfile"; then
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outname="$stripped.o"
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# Each line is of the form `foo.o: dependent.h'.
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# Do two passes, one to just change these to
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# `$object: dependent.h' and one to simply `dependent.h:'.
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sed -e "s,^$outname:,$object :," < "$tmpdepfile" > "$depfile"
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sed -e "s,^$outname: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile"
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else
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# The sourcefile does not contain any dependencies, so just
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# store a dummy comment line, to avoid errors with the Makefile
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# "include basename.Plo" scheme.
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echo "#dummy" > "$depfile"
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fi
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rm -f "$tmpdepfile"
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;;
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icc)
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# Intel's C compiler understands `-MD -MF file'. However on
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# icc -MD -MF foo.d -c -o sub/foo.o sub/foo.c
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# ICC 7.0 will fill foo.d with something like
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# foo.o: sub/foo.c
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# foo.o: sub/foo.h
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# which is wrong. We want:
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# sub/foo.o: sub/foo.c
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# sub/foo.o: sub/foo.h
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# sub/foo.c:
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# sub/foo.h:
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# ICC 7.1 will output
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# foo.o: sub/foo.c sub/foo.h
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# and will wrap long lines using \ :
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# foo.o: sub/foo.c ... \
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# sub/foo.h ... \
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# ...
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"$@" -MD -MF "$tmpdepfile"
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stat=$?
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if test $stat -eq 0; then :
|
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else
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rm -f "$tmpdepfile"
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exit $stat
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| 265 |
fi
|
| 266 |
rm -f "$depfile"
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| 267 |
# Each line is of the form `foo.o: dependent.h',
|
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# or `foo.o: dep1.h dep2.h \', or ` dep3.h dep4.h \'.
|
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# Do two passes, one to just change these to
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# `$object: dependent.h' and one to simply `dependent.h:'.
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sed "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile"
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# Some versions of the HPUX 10.20 sed can't process this invocation
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# correctly. Breaking it into two sed invocations is a workaround.
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sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" |
|
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sed -e 's/$/ :/' >> "$depfile"
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rm -f "$tmpdepfile"
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;;
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tru64)
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# The Tru64 compiler uses -MD to generate dependencies as a side
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# effect. `cc -MD -o foo.o ...' puts the dependencies into `foo.o.d'.
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# At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
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# dependencies in `foo.d' instead, so we check for that too.
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# Subdirectories are respected.
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dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
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test "x$dir" = "x$object" && dir=
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base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
|
| 288 |
|
| 289 |
if test "$libtool" = yes; then
|
| 290 |
# Dependencies are output in .lo.d with libtool 1.4.
|
| 291 |
# With libtool 1.5 they are output both in $dir.libs/$base.o.d
|
| 292 |
# and in $dir.libs/$base.o.d and $dir$base.o.d. We process the
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| 293 |
# latter, because the former will be cleaned when $dir.libs is
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| 294 |
# erased.
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tmpdepfile1="$dir.libs/$base.lo.d"
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| 296 |
tmpdepfile2="$dir$base.o.d"
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| 297 |
tmpdepfile3="$dir.libs/$base.d"
|
| 298 |
"$@" -Wc,-MD
|
| 299 |
else
|
| 300 |
tmpdepfile1="$dir$base.o.d"
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| 301 |
tmpdepfile2="$dir$base.d"
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| 302 |
tmpdepfile3="$dir$base.d"
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| 303 |
"$@" -MD
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| 304 |
fi
|
| 305 |
|
| 306 |
stat=$?
|
| 307 |
if test $stat -eq 0; then :
|
| 308 |
else
|
| 309 |
rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
|
| 310 |
exit $stat
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| 311 |
fi
|
| 312 |
|
| 313 |
if test -f "$tmpdepfile1"; then
|
| 314 |
tmpdepfile="$tmpdepfile1"
|
| 315 |
elif test -f "$tmpdepfile2"; then
|
| 316 |
tmpdepfile="$tmpdepfile2"
|
| 317 |
else
|
| 318 |
tmpdepfile="$tmpdepfile3"
|
| 319 |
fi
|
| 320 |
if test -f "$tmpdepfile"; then
|
| 321 |
sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
|
| 322 |
# That's a tab and a space in the [].
|
| 323 |
sed -e 's,^.*\.[a-z]*:[ ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
|
| 324 |
else
|
| 325 |
echo "#dummy" > "$depfile"
|
| 326 |
fi
|
| 327 |
rm -f "$tmpdepfile"
|
| 328 |
;;
|
| 329 |
|
| 330 |
#nosideeffect)
|
| 331 |
# This comment above is used by automake to tell side-effect
|
| 332 |
# dependency tracking mechanisms from slower ones.
|
| 333 |
|
| 334 |
dashmstdout)
|
| 335 |
# Important note: in order to support this mode, a compiler *must*
|
| 336 |
# always write the preprocessed file to stdout, regardless of -o.
|
| 337 |
"$@" || exit $?
|
| 338 |
|
| 339 |
# Remove the call to Libtool.
|
| 340 |
if test "$libtool" = yes; then
|
| 341 |
while test $1 != '--mode=compile'; do
|
| 342 |
shift
|
| 343 |
done
|
| 344 |
shift
|
| 345 |
fi
|
| 346 |
|
| 347 |
# Remove `-o $object'.
|
| 348 |
IFS=" "
|
| 349 |
for arg
|
| 350 |
do
|
| 351 |
case $arg in
|
| 352 |
-o)
|
| 353 |
shift
|
| 354 |
;;
|
| 355 |
$object)
|
| 356 |
shift
|
| 357 |
;;
|
| 358 |
*)
|
| 359 |
set fnord "$@" "$arg"
|
| 360 |
shift # fnord
|
| 361 |
shift # $arg
|
| 362 |
;;
|
| 363 |
esac
|
| 364 |
done
|
| 365 |
|
| 366 |
test -z "$dashmflag" && dashmflag=-M
|
| 367 |
# Require at least two characters before searching for `:'
|
| 368 |
# in the target name. This is to cope with DOS-style filenames:
|
| 369 |
# a dependency such as `c:/foo/bar' could be seen as target `c' otherwise.
|
| 370 |
"$@" $dashmflag |
|
| 371 |
sed 's:^[ ]*[^: ][^:][^:]*\:[ ]*:'"$object"'\: :' > "$tmpdepfile"
|
| 372 |
rm -f "$depfile"
|
| 373 |
cat < "$tmpdepfile" > "$depfile"
|
| 374 |
tr ' ' '
|
| 375 |
' < "$tmpdepfile" | \
|
| 376 |
## Some versions of the HPUX 10.20 sed can't process this invocation
|
| 377 |
## correctly. Breaking it into two sed invocations is a workaround.
|
| 378 |
sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
|
| 379 |
rm -f "$tmpdepfile"
|
| 380 |
;;
|
| 381 |
|
| 382 |
dashXmstdout)
|
| 383 |
# This case only exists to satisfy depend.m4. It is never actually
|
| 384 |
# run, as this mode is specially recognized in the preamble.
|
| 385 |
exit 1
|
| 386 |
;;
|
| 387 |
|
| 388 |
makedepend)
|
| 389 |
"$@" || exit $?
|
| 390 |
# Remove any Libtool call
|
| 391 |
if test "$libtool" = yes; then
|
| 392 |
while test $1 != '--mode=compile'; do
|
| 393 |
shift
|
| 394 |
done
|
| 395 |
shift
|
| 396 |
fi
|
| 397 |
# X makedepend
|
| 398 |
shift
|
| 399 |
cleared=no
|
| 400 |
for arg in "$@"; do
|
| 401 |
case $cleared in
|
| 402 |
no)
|
| 403 |
set ""; shift
|
| 404 |
cleared=yes ;;
|
| 405 |
esac
|
| 406 |
case "$arg" in
|
| 407 |
-D*|-I*)
|
| 408 |
set fnord "$@" "$arg"; shift ;;
|
| 409 |
# Strip any option that makedepend may not understand. Remove
|
| 410 |
# the object too, otherwise makedepend will parse it as a source file.
|
| 411 |
-*|$object)
|
| 412 |
;;
|
| 413 |
*)
|
| 414 |
set fnord "$@" "$arg"; shift ;;
|
| 415 |
esac
|
| 416 |
done
|
| 417 |
obj_suffix="`echo $object | sed 's/^.*\././'`"
|
| 418 |
touch "$tmpdepfile"
|
| 419 |
${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@"
|
| 420 |
rm -f "$depfile"
|
| 421 |
cat < "$tmpdepfile" > "$depfile"
|
| 422 |
sed '1,2d' "$tmpdepfile" | tr ' ' '
|
| 423 |
' | \
|
| 424 |
## Some versions of the HPUX 10.20 sed can't process this invocation
|
| 425 |
## correctly. Breaking it into two sed invocations is a workaround.
|
| 426 |
sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
|
| 427 |
rm -f "$tmpdepfile" "$tmpdepfile".bak
|
| 428 |
;;
|
| 429 |
|
| 430 |
cpp)
|
| 431 |
# Important note: in order to support this mode, a compiler *must*
|
| 432 |
# always write the preprocessed file to stdout.
|
| 433 |
"$@" || exit $?
|
| 434 |
|
| 435 |
# Remove the call to Libtool.
|
| 436 |
if test "$libtool" = yes; then
|
| 437 |
while test $1 != '--mode=compile'; do
|
| 438 |
shift
|
| 439 |
done
|
| 440 |
shift
|
| 441 |
fi
|
| 442 |
|
| 443 |
# Remove `-o $object'.
|
| 444 |
IFS=" "
|
| 445 |
for arg
|
| 446 |
do
|
| 447 |
case $arg in
|
| 448 |
-o)
|
| 449 |
shift
|
| 450 |
;;
|
| 451 |
$object)
|
| 452 |
shift
|
| 453 |
;;
|
| 454 |
*)
|
| 455 |
set fnord "$@" "$arg"
|
| 456 |
shift # fnord
|
| 457 |
shift # $arg
|
| 458 |
;;
|
| 459 |
esac
|
| 460 |
done
|
| 461 |
|
| 462 |
"$@" -E |
|
| 463 |
sed -n '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' |
|
| 464 |
sed '$ s: \\$::' > "$tmpdepfile"
|
| 465 |
rm -f "$depfile"
|
| 466 |
echo "$object : \\" > "$depfile"
|
| 467 |
cat < "$tmpdepfile" >> "$depfile"
|
| 468 |
sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile"
|
| 469 |
rm -f "$tmpdepfile"
|
| 470 |
;;
|
| 471 |
|
| 472 |
msvisualcpp)
|
| 473 |
# Important note: in order to support this mode, a compiler *must*
|
| 474 |
# always write the preprocessed file to stdout, regardless of -o,
|
| 475 |
# because we must use -o when running libtool.
|
| 476 |
"$@" || exit $?
|
| 477 |
IFS=" "
|
| 478 |
for arg
|
| 479 |
do
|
| 480 |
case "$arg" in
|
| 481 |
"-Gm"|"/Gm"|"-Gi"|"/Gi"|"-ZI"|"/ZI")
|
| 482 |
set fnord "$@"
|
| 483 |
shift
|
| 484 |
shift
|
| 485 |
;;
|
| 486 |
*)
|
| 487 |
set fnord "$@" "$arg"
|
| 488 |
shift
|
| 489 |
shift
|
| 490 |
;;
|
| 491 |
esac
|
| 492 |
done
|
| 493 |
"$@" -E |
|
| 494 |
sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::echo "`cygpath -u \\"\1\\"`":p' | sort | uniq > "$tmpdepfile"
|
| 495 |
rm -f "$depfile"
|
| 496 |
echo "$object : \\" > "$depfile"
|
| 497 |
. "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s:: \1 \\:p' >> "$depfile"
|
| 498 |
echo " " >> "$depfile"
|
| 499 |
. "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s::\1\::p' >> "$depfile"
|
| 500 |
rm -f "$tmpdepfile"
|
| 501 |
;;
|
| 502 |
|
| 503 |
none)
|
| 504 |
exec "$@"
|
| 505 |
;;
|
| 506 |
|
| 507 |
*)
|
| 508 |
echo "Unknown depmode $depmode" 1>&2
|
| 509 |
exit 1
|
| 510 |
;;
|
| 511 |
esac
|
| 512 |
|
| 513 |
exit 0
|
| 514 |
|
| 515 |
# Local Variables:
|
| 516 |
# mode: shell-script
|
| 517 |
# sh-indentation: 2
|
| 518 |
# eval: (add-hook 'write-file-hooks 'time-stamp)
|
| 519 |
# time-stamp-start: "scriptversion="
|
| 520 |
# time-stamp-format: "%:y-%02m-%02d.%02H"
|
| 521 |
# time-stamp-end: "$"
|
| 522 |
# End:
|
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