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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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scriptversion=2011-12-04.11; # UTC
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# Copyright (C) 1999, 2000, 2003, 2004 Free Software Foundation, Inc.
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# Copyright (C) 1999, 2000, 2003, 2004, 2005, 2006, 2007, 2009, 2010,
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# 2011 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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depmode=dashmstdout
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cygpath_u="cygpath -u -f -"
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if test "$depmode" = msvcmsys; then
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# This is just like msvisualcpp but w/o cygpath translation.
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# Just convert the backslash-escaped backslashes to single forward
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# slashes to satisfy depend.m4
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cygpath_u='sed s,\\\\,/,g'
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if test "$depmode" = msvc7msys; then
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# This is just like msvc7 but w/o cygpath translation.
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# Just convert the backslash-escaped backslashes to single forward
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# slashes to satisfy depend.m4
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cygpath_u='sed s,\\\\,/,g'
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case "$depmode" in
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## gcc 3 implements dependency tracking that does exactly what
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## we want. Yay! Note: for some reason libtool 1.4 doesn't like
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## it if -MD -MP comes after the -MF stuff. Hmm.
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"$@" -MT "$object" -MD -MP -MF "$tmpdepfile"
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## Unfortunately, FreeBSD c89 acceptance of flags depends upon
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## the command line argument order; so add the flags where they
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## appear in depend2.am. Note that the slowdown incurred here
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## affects only configure: in makefiles, %FASTDEP% shortcuts this.
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-c) set fnord "$@" -MT "$object" -MD -MP -MF "$tmpdepfile" "$arg" ;;
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*) set fnord "$@" "$arg" ;;
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if test $stat -eq 0; then :
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# The C for AIX Compiler uses -M and outputs the dependencies
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# in a .u file. In older versions, this file always lives in the
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# current directory. Also, the AIX compiler puts `$object:' at the
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# 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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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$//'`
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if test "$libtool" = yes; then
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tmpdepfile1=$dir$base.u
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tmpdepfile3=$dir.libs/$base.u
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tmpdepfile1=$dir$base.u
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tmpdepfile2=$dir$base.u
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tmpdepfile3=$dir$base.u
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if test -f "$tmpdepfile"; then :
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stripped=`echo "$stripped" | sed 's,^.*/,,'`
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tmpdepfile="$stripped.u"
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if test $stat -eq 0; then :
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rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
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for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
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test -f "$tmpdepfile" && break
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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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# 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" >> "$depfile"
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# '$object: dependent.h' and one to simply 'dependent.h:'.
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sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
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# That's a tab and a space in the [].
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sed -e 's,^.*\.[a-z]*:[ ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
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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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# 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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# 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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# `$object: dependent.h' and one to simply `dependent.h:'.
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# '$object: dependent.h' and one to simply 'dependent.h:'.
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sed "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile"
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# Some versions of the HPUX 10.20 sed can't process this invocation
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# correctly. Breaking it into two sed invocations is a workaround.
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rm -f "$tmpdepfile"
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# The "hp" stanza above does not work with aCC (C++) and HP's ia64
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# compilers, which have integrated preprocessors. The correct option
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# to use with these is +Maked; it writes dependencies to a file named
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# 'foo.d', which lands next to the object file, wherever that
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# Much of this is similar to the tru64 case; see comments there.
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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$//'`
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if test "$libtool" = yes; then
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tmpdepfile1=$dir$base.d
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tmpdepfile2=$dir.libs/$base.d
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tmpdepfile1=$dir$base.d
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tmpdepfile2=$dir$base.d
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if test $stat -eq 0; then :
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rm -f "$tmpdepfile1" "$tmpdepfile2"
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for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2"
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test -f "$tmpdepfile" && break
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if test -f "$tmpdepfile"; then
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sed -e "s,^.*\.[a-z]*:,$object:," "$tmpdepfile" > "$depfile"
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# Add 'dependent.h:' lines.
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}' "$tmpdepfile" >> "$depfile"
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echo "#dummy" > "$depfile"
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rm -f "$tmpdepfile" "$tmpdepfile2"
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# The Tru64 compiler uses -MD to generate dependencies as a side
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# effect. `cc -MD -o foo.o ...' puts the dependencies into `foo.o.d'.
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# effect. 'cc -MD -o foo.o ...' puts the dependencies into 'foo.o.d'.
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# At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
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# dependencies in `foo.d' instead, so we check for that too.
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# dependencies in 'foo.d' instead, so we check for that too.
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# Subdirectories are respected.
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dir=`echo "$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$//' -e 's/\.lo$//'`
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if test "$libtool" = yes; then
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# Dependencies are output in .lo.d with libtool 1.4.
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# With libtool 1.5 they are output both in $dir.libs/$base.o.d
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# and in $dir.libs/$base.o.d and $dir$base.o.d. We process the
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# latter, because the former will be cleaned when $dir.libs is
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tmpdepfile1="$dir.libs/$base.lo.d"
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tmpdepfile2="$dir$base.o.d"
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tmpdepfile3="$dir.libs/$base.d"
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# With Tru64 cc, shared objects can also be used to make a
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# static library. This mechanism is used in libtool 1.4 series to
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# handle both shared and static libraries in a single compilation.
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# With libtool 1.4, dependencies were output in $dir.libs/$base.lo.d.
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# With libtool 1.5 this exception was removed, and libtool now
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# generates 2 separate objects for the 2 libraries. These two
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# compilations output dependencies in $dir.libs/$base.o.d and
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# in $dir$base.o.d. We have to check for both files, because
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# one of the two compilations can be disabled. We should prefer
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# $dir$base.o.d over $dir.libs/$base.o.d because the latter is
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# automatically cleaned when .libs/ is deleted, while ignoring
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# the former would cause a distcleancheck panic.
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tmpdepfile1=$dir.libs/$base.lo.d # libtool 1.4
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tmpdepfile2=$dir$base.o.d # libtool 1.5
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tmpdepfile3=$dir.libs/$base.o.d # libtool 1.5
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tmpdepfile4=$dir.libs/$base.d # Compaq CCC V6.2-504
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tmpdepfile1="$dir$base.o.d"
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tmpdepfile2="$dir$base.d"
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tmpdepfile3="$dir$base.d"
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tmpdepfile1=$dir$base.o.d
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tmpdepfile2=$dir$base.d
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tmpdepfile3=$dir$base.d
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tmpdepfile4=$dir$base.d
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if test $stat -eq 0; then :
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rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
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rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
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if test -f "$tmpdepfile1"; then
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tmpdepfile="$tmpdepfile1"
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elif test -f "$tmpdepfile2"; then
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tmpdepfile="$tmpdepfile2"
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tmpdepfile="$tmpdepfile3"
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for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
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test -f "$tmpdepfile" && break
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if test -f "$tmpdepfile"; then
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sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
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# That's a tab and a space in the [].
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rm -f "$tmpdepfile"
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if test "$libtool" = yes; then
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showIncludes=-Wc,-showIncludes
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showIncludes=-showIncludes
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"$@" $showIncludes > "$tmpdepfile"
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grep -v '^Note: including file: ' "$tmpdepfile"
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if test "$stat" = 0; then :
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echo "$object : \\" > "$depfile"
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# The first sed program below extracts the file names and escapes
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# backslashes for cygpath. The second sed program outputs the file
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# name when reading, but also accumulates all include files in the
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# hold buffer in order to output them again at the end. This only
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# works with sed implementations that can handle large buffers.
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sed < "$tmpdepfile" -n '
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/^Note: including file: *\(.*\)/ {
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}' | $cygpath_u | sort -u | sed -n '
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# This case exists only to let depend.m4 do its work. It works by
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# looking at the text of this script. This case will never be run,
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# since it is checked for above.
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# This comment above is used by automake to tell side-effect
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# dependency tracking mechanisms from slower ones.
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# Remove any Libtool call
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if test "$libtool" = yes; then
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while test $1 != '--mode=compile'; do
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while test "X$1" != 'X--mode=compile'; do
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if test $eat = yes; then
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set fnord "$@" "$arg"; shift ;;
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# Strip any option that makedepend may not understand. Remove
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# the object too, otherwise makedepend will parse it as a source file.
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set fnord "$@" "$arg"; shift ;;
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obj_suffix="`echo $object | sed 's/^.*\././'`"
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obj_suffix=`echo "$object" | sed 's/^.*\././'`
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touch "$tmpdepfile"
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${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@"
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cat < "$tmpdepfile" > "$depfile"
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# makedepend may prepend the VPATH from the source file name to the object.
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# No need to regex-escape $object, excess matching of '.' is harmless.
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sed "s|^.*\($object *:\)|\1|" "$tmpdepfile" > "$depfile"
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sed '1,2d' "$tmpdepfile" | tr ' ' '
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## Some versions of the HPUX 10.20 sed can't process this invocation
added
removed
scripts/depcomp
