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Comparing:
ircd-hybrid/trunk/depcomp (file contents), Revision 1662 by michael, Sat Nov 17 20:11:33 2012 UTC vs.
ircd-hybrid/branches/8.2.x/depcomp (file contents), Revision 10082 by michael, Sat Jun 11 11:40:12 2022 UTC

#	Line 1 | Line 1
1		#! /bin/sh
2		# depcomp - compile a program generating dependencies as side-effects
3
4	<	scriptversion=2012-07-12.20; # UTC
4	>	scriptversion=2018-03-07.03; # UTC
5
6	<	# Copyright (C) 1999-2012 Free Software Foundation, Inc.
6	>	# Copyright (C) 1999-2021 Free Software Foundation, Inc.
7
8		# This program is free software; you can redistribute it and/or modify
9		# it under the terms of the GNU General Public License as published by
#	Line 16 | Line 16 | scriptversion=2012-07-12.20; # UTC
16		# GNU General Public License for more details.
17
18		# You should have received a copy of the GNU General Public License
19	<	# along with this program.  If not, see <http://www.gnu.org/licenses/>.
19	>	# along with this program.  If not, see <https://www.gnu.org/licenses/>.
20
21		# As a special exception to the GNU General Public License, if you
22		# distribute this file as part of a program that contains a
#	Line 27 | Line 27 | scriptversion=2012-07-12.20; # UTC
27
28		case $1 in
29		'')
30	<	echo "$0: No command.  Try '$0 --help' for more information." 1>&2
31	<	exit 1;
32	<	;;
30	>	echo "$0: No command.  Try '$0 --help' for more information." 1>&2
31	>	exit 1;
32	>	;;
33		-h | --h*)
34		cat <<\EOF
35		Usage: depcomp [--help] [--version] PROGRAM [ARGS]
#	Line 56 | Line 56 | EOF
56		;;
57		esac
58
59	+	# Get the directory component of the given path, and save it in the
60	+	# global variables '$dir'.  Note that this directory component will
61	+	# be either empty or ending with a '/' character.  This is deliberate.
62	+	set_dir_from ()
63	+	{
64	+	case $1 in
65	+	*/*) dir=`echo "$1" | sed -e 's|/[^/]*$|/|'`;;
66	+	*) dir=;;
67	+	esac
68	+	}
69	+
70	+	# Get the suffix-stripped basename of the given path, and save it the
71	+	# global variable '$base'.
72	+	set_base_from ()
73	+	{
74	+	base=`echo "$1" | sed -e 's|^.*/||' -e 's/\.[^.]*$//'`
75	+	}
76	+
77	+	# If no dependency file was actually created by the compiler invocation,
78	+	# we still have to create a dummy depfile, to avoid errors with the
79	+	# Makefile "include basename.Plo" scheme.
80	+	make_dummy_depfile ()
81	+	{
82	+	echo "#dummy" > "$depfile"
83	+	}
84	+
85	+	# Factor out some common post-processing of the generated depfile.
86	+	# Requires the auxiliary global variable '$tmpdepfile' to be set.
87	+	aix_post_process_depfile ()
88	+	{
89	+	# If the compiler actually managed to produce a dependency file,
90	+	# post-process it.
91	+	if test -f "$tmpdepfile"; then
92	+	# Each line is of the form 'foo.o: dependency.h'.
93	+	# Do two passes, one to just change these to
94	+	#   $object: dependency.h
95	+	# and one to simply output
96	+	#   dependency.h:
97	+	# which is needed to avoid the deleted-header problem.
98	+	{ sed -e "s,^.*\.[$lower]*:,$object:," < "$tmpdepfile"
99	+	sed -e "s,^.*\.[$lower]*:[$tab ]*,," -e 's,$,:,' < "$tmpdepfile"
100	+	} > "$depfile"
101	+	rm -f "$tmpdepfile"
102	+	else
103	+	make_dummy_depfile
104	+	fi
105	+	}
106	+
107		# A tabulation character.
108		tab='   '
109		# A newline character.
110		nl='
111		'
112	+	# Character ranges might be problematic outside the C locale.
113	+	# These definitions help.
114	+	upper=ABCDEFGHIJKLMNOPQRSTUVWXYZ
115	+	lower=abcdefghijklmnopqrstuvwxyz
116	+	digits=0123456789
117	+	alpha=${upper}${lower}
118
119		if test -z "$depmode" || test -z "$source" || test -z "$object"; then
120		echo "depcomp: Variables source, object and depmode must be set" 1>&2
#	Line 74 | Line 128 | tmpdepfile=${tmpdepfile-`echo "$depfile"
128
129		rm -f "$tmpdepfile"
130
131	+	# Avoid interferences from the environment.
132	+	gccflag= dashmflag=
133	+
134		# Some modes work just like other modes, but use different flags.  We
135		# parameterize here, but still list the modes in the big case below,
136		# to make depend.m4 easier to write.  Note that we *cannot* use a case
#	Line 85 | Line 142 | if test "$depmode" = hp; then
142		fi
143
144		if test "$depmode" = dashXmstdout; then
145	<	# This is just like dashmstdout with a different argument.
146	<	dashmflag=-xM
147	<	depmode=dashmstdout
145	>	# This is just like dashmstdout with a different argument.
146	>	dashmflag=-xM
147	>	depmode=dashmstdout
148		fi
149
150		cygpath_u="cygpath -u -f -"
151		if test "$depmode" = msvcmsys; then
152	<	# This is just like msvisualcpp but w/o cygpath translation.
153	<	# Just convert the backslash-escaped backslashes to single forward
154	<	# slashes to satisfy depend.m4
155	<	cygpath_u='sed s,\\\\,/,g'
156	<	depmode=msvisualcpp
152	>	# This is just like msvisualcpp but w/o cygpath translation.
153	>	# Just convert the backslash-escaped backslashes to single forward
154	>	# slashes to satisfy depend.m4
155	>	cygpath_u='sed s,\\\\,/,g'
156	>	depmode=msvisualcpp
157		fi
158
159		if test "$depmode" = msvc7msys; then
160	<	# This is just like msvc7 but w/o cygpath translation.
161	<	# Just convert the backslash-escaped backslashes to single forward
162	<	# slashes to satisfy depend.m4
163	<	cygpath_u='sed s,\\\\,/,g'
164	<	depmode=msvc7
160	>	# This is just like msvc7 but w/o cygpath translation.
161	>	# Just convert the backslash-escaped backslashes to single forward
162	>	# slashes to satisfy depend.m4
163	>	cygpath_u='sed s,\\\\,/,g'
164	>	depmode=msvc7
165		fi
166
167		if test "$depmode" = xlc; then
168	<	# IBM C/C++ Compilers xlc/xlC can output gcc-like dependency informations.
169	<	gccflag=-qmakedep=gcc,-MF
170	<	depmode=gcc
168	>	# IBM C/C++ Compilers xlc/xlC can output gcc-like dependency information.
169	>	gccflag=-qmakedep=gcc,-MF
170	>	depmode=gcc
171		fi
172
173		case "$depmode" in
#	Line 133 | Line 190 | gcc3)
190		done
191		"$@"
192		stat=$?
193	<	if test $stat -eq 0; then :
137	<	else
193	>	if test $stat -ne 0; then
194		rm -f "$tmpdepfile"
195		exit $stat
196		fi
#	Line 142 | Line 198 | gcc3)
198		;;
199
200		gcc)
201	+	## Note that this doesn't just cater to obsosete pre-3.x GCC compilers.
202	+	## but also to in-use compilers like IMB xlc/xlC and the HP C compiler.
203	+	## (see the conditional assignment to $gccflag above).
204		## There are various ways to get dependency output from gcc.  Here's
205		## why we pick this rather obscure method:
206		## - Don't want to use -MD because we'd like the dependencies to end
207		##   up in a subdir.  Having to rename by hand is ugly.
208		##   (We might end up doing this anyway to support other compilers.)
209		## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
210	<	##   -MM, not -M (despite what the docs say).
210	>	##   -MM, not -M (despite what the docs say).  Also, it might not be
211	>	##   supported by the other compilers which use the 'gcc' depmode.
212		## - Using -M directly means running the compiler twice (even worse
213		##   than renaming).
214		if test -z "$gccflag"; then
#	Line 156 | Line 216 | gcc)
216		fi
217		"$@" -Wp,"$gccflag$tmpdepfile"
218		stat=$?
219	<	if test $stat -eq 0; then :
160	<	else
219	>	if test $stat -ne 0; then
220		rm -f "$tmpdepfile"
221		exit $stat
222		fi
223		rm -f "$depfile"
224		echo "$object : \\" > "$depfile"
225	<	alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
226	<	## The second -e expression handles DOS-style file names with drive letters.
225	>	# The second -e expression handles DOS-style file names with drive
226	>	# letters.
227		sed -e 's/^[^:]*: / /' \
228		-e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
229		## This next piece of magic avoids the "deleted header file" problem.
#	Line 173 | Line 232 | gcc)
232		## typically no way to rebuild the header).  We avoid this by adding
233		## dummy dependencies for each header file.  Too bad gcc doesn't do
234		## this for us directly.
176	–	tr ' ' "$nl" < "$tmpdepfile" |
235		## Some versions of gcc put a space before the ':'.  On the theory
236		## that the space means something, we add a space to the output as
237		## well.  hp depmode also adds that space, but also prefixes the VPATH
238		## to the object.  Take care to not repeat it in the output.
239		## Some versions of the HPUX 10.20 sed can't process this invocation
240		## correctly.  Breaking it into two sed invocations is a workaround.
241	<	sed -e 's/^\\$//' -e '/^$/d' -e "s|.*$object$||" -e '/:$/d' \
242	<	| sed -e 's/$/ :/' >> "$depfile"
241	>	tr ' ' "$nl" < "$tmpdepfile" \
242	>	| sed -e 's/^\\$//' -e '/^$/d' -e "s|.*$object$||" -e '/:$/d' \
243	>	| sed -e 's/$/ :/' >> "$depfile"
244		rm -f "$tmpdepfile"
245		;;
246
#	Line 199 | Line 258 | sgi)
258		"$@" -MDupdate "$tmpdepfile"
259		fi
260		stat=$?
261	<	if test $stat -eq 0; then :
203	<	else
261	>	if test $stat -ne 0; then
262		rm -f "$tmpdepfile"
263		exit $stat
264		fi
#	Line 208 | Line 266 | sgi)
266
267		if test -f "$tmpdepfile"; then  # yes, the sourcefile depend on other files
268		echo "$object : \\" > "$depfile"
211	–
269		# Clip off the initial element (the dependent).  Don't try to be
270		# clever and replace this with sed code, as IRIX sed won't handle
271		# lines with more than a fixed number of characters (4096 in
#	Line 216 | Line 273 | sgi)
273		# the IRIX cc adds comments like '#:fec' to the end of the
274		# dependency line.
275		tr ' ' "$nl" < "$tmpdepfile" \
276	<	| sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
277	<	tr "$nl" ' ' >> "$depfile"
276	>	| sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' \
277	>	| tr "$nl" ' ' >> "$depfile"
278		echo >> "$depfile"
222	–
279		# The second pass generates a dummy entry for each header file.
280		tr ' ' "$nl" < "$tmpdepfile" \
281	<	| sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
282	<	>> "$depfile"
281	>	| sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
282	>	>> "$depfile"
283		else
284	<	# The sourcefile does not contain any dependencies, so just
229	<	# store a dummy comment line, to avoid errors with the Makefile
230	<	# "include basename.Plo" scheme.
231	<	echo "#dummy" > "$depfile"
284	>	make_dummy_depfile
285		fi
286		rm -f "$tmpdepfile"
287		;;
#	Line 246 | Line 299 | aix)
299		# current directory.  Also, the AIX compiler puts '$object:' at the
300		# start of each line; $object doesn't have directory information.
301		# Version 6 uses the directory in both cases.
302	<	dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
303	<	test "x$dir" = "x$object" && dir=
251	<	base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
302	>	set_dir_from "$object"
303	>	set_base_from "$object"
304		if test "$libtool" = yes; then
305		tmpdepfile1=$dir$base.u
306		tmpdepfile2=$base.u
#	Line 261 | Line 313 | aix)
313		"$@" -M
314		fi
315		stat=$?
316	<
265	<	if test $stat -eq 0; then :
266	<	else
316	>	if test $stat -ne 0; then
317		rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
318		exit $stat
319		fi
#	Line 272 | Line 322 | aix)
322		do
323		test -f "$tmpdepfile" && break
324		done
325	<	if test -f "$tmpdepfile"; then
276	<	# Each line is of the form 'foo.o: dependent.h'.
277	<	# Do two passes, one to just change these to
278	<	# '$object: dependent.h' and one to simply 'dependent.h:'.
279	<	sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
280	<	sed -e 's,^.*\.[a-z]*:['"$tab"' ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
281	<	else
282	<	# The sourcefile does not contain any dependencies, so just
283	<	# store a dummy comment line, to avoid errors with the Makefile
284	<	# "include basename.Plo" scheme.
285	<	echo "#dummy" > "$depfile"
286	<	fi
287	<	rm -f "$tmpdepfile"
325	>	aix_post_process_depfile
326		;;
327
328	<	icc)
329	<	# Intel's C compiler anf tcc (Tiny C Compiler) understand '-MD -MF file'.
330	<	# However on
331	<	#    $CC -MD -MF foo.d -c -o sub/foo.o sub/foo.c
332	<	# ICC 7.0 will fill foo.d with something like
333	<	#    foo.o: sub/foo.c
334	<	#    foo.o: sub/foo.h
335	<	# which is wrong.  We want
336	<	#    sub/foo.o: sub/foo.c
337	<	#    sub/foo.o: sub/foo.h
338	<	#    sub/foo.c:
339	<	#    sub/foo.h:
340	<	# ICC 7.1 will output
341	<	#    foo.o: sub/foo.c sub/foo.h
342	<	# and will wrap long lines using '\':
305	<	#    foo.o: sub/foo.c ... \
306	<	#     sub/foo.h ... \
307	<	#     ...
308	<	# tcc 0.9.26 (FIXME still under development at the moment of writing)
309	<	# will emit a similar output, but also prepend the continuation lines
310	<	# with horizontal tabulation characters.
328	>	tcc)
329	>	# tcc (Tiny C Compiler) understand '-MD -MF file' since version 0.9.26
330	>	# FIXME: That version still under development at the moment of writing.
331	>	#        Make that this statement remains true also for stable, released
332	>	#        versions.
333	>	# It will wrap lines (doesn't matter whether long or short) with a
334	>	# trailing '\', as in:
335	>	#
336	>	#   foo.o : \
337	>	#    foo.c \
338	>	#    foo.h \
339	>	#
340	>	# It will put a trailing '\' even on the last line, and will use leading
341	>	# spaces rather than leading tabs (at least since its commit 0394caf7
342	>	# "Emit spaces for -MD").
343		"$@" -MD -MF "$tmpdepfile"
344		stat=$?
345	<	if test $stat -eq 0; then :
314	<	else
345	>	if test $stat -ne 0; then
346		rm -f "$tmpdepfile"
347		exit $stat
348		fi
349		rm -f "$depfile"
350	<	# Each line is of the form 'foo.o: dependent.h',
351	<	# or 'foo.o: dep1.h dep2.h \', or ' dep3.h dep4.h \'.
352	<	# Do two passes, one to just change these to
353	<	# '$object: dependent.h' and one to simply 'dependent.h:'.
354	<	sed -e "s/^[ $tab][ $tab]*/  /" -e "s,^[^:]*:,$object :," \
355	<	< "$tmpdepfile" > "$depfile"
325	<	sed '
326	<	s/[ '"$tab"'][ '"$tab"']*/ /g
327	<	s/^ *//
328	<	s/ *\\*$//
329	<	s/^[^:]*: *//
330	<	/^$/d
331	<	/:$/d
332	<	s/$/ :/
333	<	' < "$tmpdepfile" >> "$depfile"
350	>	# Each non-empty line is of the form 'foo.o : \' or ' dep.h \'.
351	>	# We have to change lines of the first kind to '$object: \'.
352	>	sed -e "s|.*:|$object :|" < "$tmpdepfile" > "$depfile"
353	>	# And for each line of the second kind, we have to emit a 'dep.h:'
354	>	# dummy dependency, to avoid the deleted-header problem.
355	>	sed -n -e 's|^  *\(.*\) *\\$|\1:|p' < "$tmpdepfile" >> "$depfile"
356		rm -f "$tmpdepfile"
357		;;
358
#	Line 349 | Line 371 | pgcc)
371		#    foo.o: sub/foo.c ... \
372		#     sub/foo.h ... \
373		#     ...
374	<	dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
353	<	test "x$dir" = "x$object" && dir=
374	>	set_dir_from "$object"
375		# Use the source, not the object, to determine the base name, since
376		# that's sadly what pgcc will do too.
377	<	base=`echo "$source" | sed -e 's|^.*/||' -e 's/\.[-_a-zA-Z0-9]*$//'`
378	<	tmpdepfile="$base.d"
377	>	set_base_from "$source"
378	>	tmpdepfile=$base.d
379
380		# For projects that build the same source file twice into different object
381		# files, the pgcc approach of using the *source* file root name can cause
382		# problems in parallel builds.  Use a locking strategy to avoid stomping on
383		# the same $tmpdepfile.
384	<	lockdir="$base.d-lock"
385	<	trap "echo '$0: caught signal, cleaning up...' >&2; rm -rf $lockdir" 1 2 13 15
384	>	lockdir=$base.d-lock
385	>	trap "
386	>	echo '$0: caught signal, cleaning up...' >&2
387	>	rmdir '$lockdir'
388	>	exit 1
389	>	" 1 2 13 15
390		numtries=100
391		i=$numtries
392	<	while test $i -gt 0 ; do
392	>	while test $i -gt 0; do
393		# mkdir is a portable test-and-set.
394	<	if mkdir $lockdir 2>/dev/null; then
394	>	if mkdir "$lockdir" 2>/dev/null; then
395		# This process acquired the lock.
396		"$@" -MD
397		stat=$?
398		# Release the lock.
399	<	rm -rf $lockdir
399	>	rmdir "$lockdir"
400		break
401		else
402	<	## the lock is being held by a different process,
403	<	## wait until the winning process is done or we timeout
404	<	while test -d $lockdir && test $i -gt 0; do
402	>	# If the lock is being held by a different process, wait
403	>	# until the winning process is done or we timeout.
404	>	while test -d "$lockdir" && test $i -gt 0; do
405		sleep 1
406		i=`expr $i - 1`
407		done
#	Line 402 | Line 427 | pgcc)
427		sed "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile"
428		# Some versions of the HPUX 10.20 sed can't process this invocation
429		# correctly.  Breaking it into two sed invocations is a workaround.
430	<	sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" |
431	<	sed -e 's/$/ :/' >> "$depfile"
430	>	sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" \
431	>	| sed -e 's/$/ :/' >> "$depfile"
432		rm -f "$tmpdepfile"
433		;;
434
#	Line 414 | Line 439 | hp2)
439		# 'foo.d', which lands next to the object file, wherever that
440		# happens to be.
441		# Much of this is similar to the tru64 case; see comments there.
442	<	dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
443	<	test "x$dir" = "x$object" && dir=
419	<	base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
442	>	set_dir_from  "$object"
443	>	set_base_from "$object"
444		if test "$libtool" = yes; then
445		tmpdepfile1=$dir$base.d
446		tmpdepfile2=$dir.libs/$base.d
#	Line 427 | Line 451 | hp2)
451		"$@" +Maked
452		fi
453		stat=$?
454	<	if test $stat -eq 0; then :
431	<	else
454	>	if test $stat -ne 0; then
455		rm -f "$tmpdepfile1" "$tmpdepfile2"
456		exit $stat
457		fi
#	Line 438 | Line 461 | hp2)
461		test -f "$tmpdepfile" && break
462		done
463		if test -f "$tmpdepfile"; then
464	<	sed -e "s,^.*\.[a-z]*:,$object:," "$tmpdepfile" > "$depfile"
464	>	sed -e "s,^.*\.[$lower]*:,$object:," "$tmpdepfile" > "$depfile"
465		# Add 'dependent.h:' lines.
466		sed -ne '2,${
467	<	s/^ *//
468	<	s/ \\*$//
469	<	s/$/:/
470	<	p
471	<	}' "$tmpdepfile" >> "$depfile"
467	>	s/^ *//
468	>	s/ \\*$//
469	>	s/$/:/
470	>	p
471	>	}' "$tmpdepfile" >> "$depfile"
472		else
473	<	echo "#dummy" > "$depfile"
473	>	make_dummy_depfile
474		fi
475		rm -f "$tmpdepfile" "$tmpdepfile2"
476		;;
477
478		tru64)
479	<	# The Tru64 compiler uses -MD to generate dependencies as a side
480	<	# effect.  'cc -MD -o foo.o ...' puts the dependencies into 'foo.o.d'.
481	<	# At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
482	<	# dependencies in 'foo.d' instead, so we check for that too.
483	<	# Subdirectories are respected.
484	<	dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
485	<	test "x$dir" = "x$object" && dir=
486	<	base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
487	<
488	<	if test "$libtool" = yes; then
489	<	# With Tru64 cc, shared objects can also be used to make a
490	<	# static library.  This mechanism is used in libtool 1.4 series to
491	<	# handle both shared and static libraries in a single compilation.
492	<	# With libtool 1.4, dependencies were output in $dir.libs/$base.lo.d.
493	<	#
494	<	# With libtool 1.5 this exception was removed, and libtool now
495	<	# generates 2 separate objects for the 2 libraries.  These two
496	<	# compilations output dependencies in $dir.libs/$base.o.d and
497	<	# in $dir$base.o.d.  We have to check for both files, because
498	<	# one of the two compilations can be disabled.  We should prefer
499	<	# $dir$base.o.d over $dir.libs/$base.o.d because the latter is
500	<	# automatically cleaned when .libs/ is deleted, while ignoring
501	<	# the former would cause a distcleancheck panic.
502	<	tmpdepfile1=$dir.libs/$base.lo.d   # libtool 1.4
503	<	tmpdepfile2=$dir$base.o.d          # libtool 1.5
504	<	tmpdepfile3=$dir.libs/$base.o.d    # libtool 1.5
505	<	tmpdepfile4=$dir.libs/$base.d      # Compaq CCC V6.2-504
506	<	"$@" -Wc,-MD
507	<	else
508	<	tmpdepfile1=$dir$base.o.d
509	<	tmpdepfile2=$dir$base.d
510	<	tmpdepfile3=$dir$base.d
488	<	tmpdepfile4=$dir$base.d
489	<	"$@" -MD
490	<	fi
479	>	# The Tru64 compiler uses -MD to generate dependencies as a side
480	>	# effect.  'cc -MD -o foo.o ...' puts the dependencies into 'foo.o.d'.
481	>	# At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
482	>	# dependencies in 'foo.d' instead, so we check for that too.
483	>	# Subdirectories are respected.
484	>	set_dir_from  "$object"
485	>	set_base_from "$object"
486	>
487	>	if test "$libtool" = yes; then
488	>	# Libtool generates 2 separate objects for the 2 libraries.  These
489	>	# two compilations output dependencies in $dir.libs/$base.o.d and
490	>	# in $dir$base.o.d.  We have to check for both files, because
491	>	# one of the two compilations can be disabled.  We should prefer
492	>	# $dir$base.o.d over $dir.libs/$base.o.d because the latter is
493	>	# automatically cleaned when .libs/ is deleted, while ignoring
494	>	# the former would cause a distcleancheck panic.
495	>	tmpdepfile1=$dir$base.o.d          # libtool 1.5
496	>	tmpdepfile2=$dir.libs/$base.o.d    # Likewise.
497	>	tmpdepfile3=$dir.libs/$base.d      # Compaq CCC V6.2-504
498	>	"$@" -Wc,-MD
499	>	else
500	>	tmpdepfile1=$dir$base.d
501	>	tmpdepfile2=$dir$base.d
502	>	tmpdepfile3=$dir$base.d
503	>	"$@" -MD
504	>	fi
505	>
506	>	stat=$?
507	>	if test $stat -ne 0; then
508	>	rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
509	>	exit $stat
510	>	fi
511
512	<	stat=$?
513	<	if test $stat -eq 0; then :
514	<	else
515	<	rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
516	<	exit $stat
517	<	fi
518	<
499	<	for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
500	<	do
501	<	test -f "$tmpdepfile" && break
502	<	done
503	<	if test -f "$tmpdepfile"; then
504	<	sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
505	<	sed -e 's,^.*\.[a-z]*:['"$tab"' ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
506	<	else
507	<	echo "#dummy" > "$depfile"
508	<	fi
509	<	rm -f "$tmpdepfile"
510	<	;;
512	>	for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
513	>	do
514	>	test -f "$tmpdepfile" && break
515	>	done
516	>	# Same post-processing that is required for AIX mode.
517	>	aix_post_process_depfile
518	>	;;
519
520		msvc7)
521		if test "$libtool" = yes; then
#	Line 518 | Line 526 | msvc7)
526		"$@" $showIncludes > "$tmpdepfile"
527		stat=$?
528		grep -v '^Note: including file: ' "$tmpdepfile"
529	<	if test "$stat" = 0; then :
522	<	else
529	>	if test $stat -ne 0; then
530		rm -f "$tmpdepfile"
531		exit $stat
532		fi
#	Line 545 | Line 552 | $ {
552		G
553		p
554		}' >> "$depfile"
555	+	echo >> "$depfile" # make sure the fragment doesn't end with a backslash
556		rm -f "$tmpdepfile"
557		;;
558
#	Line 596 | Line 604 | dashmstdout)
604		# in the target name.  This is to cope with DOS-style filenames:
605		# a dependency such as 'c:/foo/bar' could be seen as target 'c' otherwise.
606		"$@" $dashmflag |
607	<	sed 's:^['"$tab"' ]*[^:'"$tab"' ][^:][^:]*\:['"$tab"' ]*:'"$object"'\: :' > "$tmpdepfile"
607	>	sed "s|^[$tab ]*[^:$tab ][^:][^:]*:[$tab ]*|$object: |" > "$tmpdepfile"
608		rm -f "$depfile"
609		cat < "$tmpdepfile" > "$depfile"
610	<	tr ' ' "$nl" < "$tmpdepfile" | \
611	<	## Some versions of the HPUX 10.20 sed can't process this invocation
612	<	## correctly.  Breaking it into two sed invocations is a workaround.
613	<	sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
610	>	# Some versions of the HPUX 10.20 sed can't process this sed invocation
611	>	# correctly.  Breaking it into two sed invocations is a workaround.
612	>	tr ' ' "$nl" < "$tmpdepfile" \
613	>	| sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' \
614	>	| sed -e 's/$/ :/' >> "$depfile"
615		rm -f "$tmpdepfile"
616		;;
617
#	Line 655 | Line 664 | makedepend)
664		# makedepend may prepend the VPATH from the source file name to the object.
665		# No need to regex-escape $object, excess matching of '.' is harmless.
666		sed "s|^.*\($object *:\)|\1|" "$tmpdepfile" > "$depfile"
667	<	sed '1,2d' "$tmpdepfile" | tr ' ' "$nl" | \
668	<	## Some versions of the HPUX 10.20 sed can't process this invocation
669	<	## correctly.  Breaking it into two sed invocations is a workaround.
670	<	sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
667	>	# Some versions of the HPUX 10.20 sed can't process the last invocation
668	>	# correctly.  Breaking it into two sed invocations is a workaround.
669	>	sed '1,2d' "$tmpdepfile" \
670	>	| tr ' ' "$nl" \
671	>	| sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' \
672	>	| sed -e 's/$/ :/' >> "$depfile"
673		rm -f "$tmpdepfile" "$tmpdepfile".bak
674		;;
675
#	Line 694 | Line 705 | cpp)
705		esac
706		done
707
708	<	"$@" -E |
709	<	sed -n -e '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \
710	<	-e '/^#line [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' |
711	<	sed '$ s: \\$::' > "$tmpdepfile"
708	>	"$@" -E \
709	>	| sed -n -e '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \
710	>	-e '/^#line [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \
711	>	| sed '$ s: \\$::' > "$tmpdepfile"
712		rm -f "$depfile"
713		echo "$object : \\" > "$depfile"
714		cat < "$tmpdepfile" >> "$depfile"
#	Line 729 | Line 740 | msvisualcpp)
740		shift
741		;;
742		"-Gm"|"/Gm"|"-Gi"|"/Gi"|"-ZI"|"/ZI")
743	<	set fnord "$@"
744	<	shift
745	<	shift
746	<	;;
743	>	set fnord "$@"
744	>	shift
745	>	shift
746	>	;;
747		*)
748	<	set fnord "$@" "$arg"
749	<	shift
750	<	shift
751	<	;;
748	>	set fnord "$@" "$arg"
749	>	shift
750	>	shift
751	>	;;
752		esac
753		done
754		"$@" -E 2>/dev/null |
#	Line 772 | Line 783 | exit 0
783		# Local Variables:
784		# mode: shell-script
785		# sh-indentation: 2
786	<	# eval: (add-hook 'write-file-hooks 'time-stamp)
786	>	# eval: (add-hook 'before-save-hook 'time-stamp)
787		# time-stamp-start: "scriptversion="
788		# time-stamp-format: "%:y-%02m-%02d.%02H"
789	<	# time-stamp-time-zone: "UTC"
789	>	# time-stamp-time-zone: "UTC0"
790		# time-stamp-end: "; # UTC"
791		# End:

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