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4b1cb4fe 1#! /bin/sh
4b1cb4fe 2# depcomp - compile a program generating dependencies as side-effects
fe69863c 3
e3046511 4scriptversion=2013-05-30.07; # UTC
fe69863c 5
e3046511 6# Copyright (C) 1999-2014 Free Software Foundation, Inc.
4b1cb4fe
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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
10# the Free Software Foundation; either version 2, or (at your option)
11# any later version.
12
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16# GNU General Public License for more details.
17
18# You should have received a copy of the GNU General Public License
13b7343a 19# along with this program. If not, see <http://www.gnu.org/licenses/>.
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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
23# configuration script generated by Autoconf, you may include it under
24# the same distribution terms that you use for the rest of that program.
25
26# Originally written by Alexandre Oliva <oliva@dcc.unicamp.br>.
27
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28case $1 in
29 '')
e3046511
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30 echo "$0: No command. Try '$0 --help' for more information." 1>&2
31 exit 1;
32 ;;
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33 -h | --h*)
34 cat <<\EOF
35Usage: depcomp [--help] [--version] PROGRAM [ARGS]
36
37Run PROGRAMS ARGS to compile a file, generating dependencies
38as side-effects.
39
40Environment variables:
41 depmode Dependency tracking mode.
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42 source Source file read by 'PROGRAMS ARGS'.
43 object Object file output by 'PROGRAMS ARGS'.
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44 DEPDIR directory where to store dependencies.
45 depfile Dependency file to output.
e3046511 46 tmpdepfile Temporary file to use when outputting dependencies.
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47 libtool Whether libtool is used (yes/no).
48
49Report bugs to <bug-automake@gnu.org>.
50EOF
e5fbed21 51 exit $?
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52 ;;
53 -v | --v*)
54 echo "depcomp $scriptversion"
e5fbed21 55 exit $?
fe69863c
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56 ;;
57esac
58
e3046511
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59# Get the directory component of the given path, and save it in the
60# global variables '$dir'. Note that this directory component will
61# be either empty or ending with a '/' character. This is deliberate.
62set_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'.
72set_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.
80make_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.
87aix_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.
108tab=' '
109# A newline character.
110nl='
111'
112# Character ranges might be problematic outside the C locale.
113# These definitions help.
114upper=ABCDEFGHIJKLMNOPQRSTUVWXYZ
115lower=abcdefghijklmnopqrstuvwxyz
116digits=0123456789
117alpha=${upper}${lower}
118
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119if test -z "$depmode" || test -z "$source" || test -z "$object"; then
120 echo "depcomp: Variables source, object and depmode must be set" 1>&2
121 exit 1
122fi
4b1cb4fe 123
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124# Dependencies for sub/bar.o or sub/bar.obj go into sub/.deps/bar.Po.
125depfile=${depfile-`echo "$object" |
126 sed 's|[^\\/]*$|'${DEPDIR-.deps}'/&|;s|\.\([^.]*\)$|.P\1|;s|Pobj$|Po|'`}
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127tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}
128
129rm -f "$tmpdepfile"
130
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131# Avoid interferences from the environment.
132gccflag= dashmflag=
133
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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
137# here, because this file can only contain one case statement.
138if test "$depmode" = hp; then
139 # HP compiler uses -M and no extra arg.
140 gccflag=-M
141 depmode=gcc
142fi
143
144if test "$depmode" = dashXmstdout; then
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145 # This is just like dashmstdout with a different argument.
146 dashmflag=-xM
147 depmode=dashmstdout
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148fi
149
13b7343a
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150cygpath_u="cygpath -u -f -"
151if test "$depmode" = msvcmsys; then
e3046511
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152 # This is just like msvisualcpp but w/o cygpath translation.
153 # Just convert the backslash-escaped backslashes to single forward
154 # slashes to satisfy depend.m4
155 cygpath_u='sed s,\\\\,/,g'
156 depmode=msvisualcpp
157fi
158
159if test "$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
165fi
166
167if test "$depmode" = xlc; then
168 # IBM C/C++ Compilers xlc/xlC can output gcc-like dependency information.
169 gccflag=-qmakedep=gcc,-MF
170 depmode=gcc
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171fi
172
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173case "$depmode" in
174gcc3)
175## gcc 3 implements dependency tracking that does exactly what
176## we want. Yay! Note: for some reason libtool 1.4 doesn't like
177## it if -MD -MP comes after the -MF stuff. Hmm.
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178## Unfortunately, FreeBSD c89 acceptance of flags depends upon
179## the command line argument order; so add the flags where they
180## appear in depend2.am. Note that the slowdown incurred here
181## affects only configure: in makefiles, %FASTDEP% shortcuts this.
182 for arg
183 do
184 case $arg in
185 -c) set fnord "$@" -MT "$object" -MD -MP -MF "$tmpdepfile" "$arg" ;;
186 *) set fnord "$@" "$arg" ;;
187 esac
188 shift # fnord
189 shift # $arg
190 done
191 "$@"
4b1cb4fe 192 stat=$?
e3046511 193 if test $stat -ne 0; then
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194 rm -f "$tmpdepfile"
195 exit $stat
196 fi
197 mv "$tmpdepfile" "$depfile"
198 ;;
199
200gcc)
e3046511
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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 $gccflag above).
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204## There are various ways to get dependency output from gcc. Here's
205## why we pick this rather obscure method:
206## - Don't want to use -MD because we'd like the dependencies to end
207## up in a subdir. Having to rename by hand is ugly.
208## (We might end up doing this anyway to support other compilers.)
209## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
e3046511
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210## -MM, not -M (despite what the docs say). Also, it might not be
211## supported by the other compilers which use the 'gcc' depmode.
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212## - Using -M directly means running the compiler twice (even worse
213## than renaming).
214 if test -z "$gccflag"; then
215 gccflag=-MD,
216 fi
217 "$@" -Wp,"$gccflag$tmpdepfile"
218 stat=$?
e3046511 219 if test $stat -ne 0; then
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220 rm -f "$tmpdepfile"
221 exit $stat
222 fi
223 rm -f "$depfile"
224 echo "$object : \\" > "$depfile"
e3046511
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225 # The second -e expression handles DOS-style file names with drive
226 # letters.
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227 sed -e 's/^[^:]*: / /' \
228 -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
e3046511 229## This next piece of magic avoids the "deleted header file" problem.
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230## The problem is that when a header file which appears in a .P file
231## is deleted, the dependency causes make to die (because there is
232## typically no way to rebuild the header). We avoid this by adding
233## dummy dependencies for each header file. Too bad gcc doesn't do
234## this for us directly.
e3046511 235## Some versions of gcc put a space before the ':'. On the theory
4b1cb4fe 236## that the space means something, we add a space to the output as
e3046511
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237## well. hp depmode also adds that space, but also prefixes the VPATH
238## to the object. Take care to not repeat it in the output.
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239## Some versions of the HPUX 10.20 sed can't process this invocation
240## correctly. Breaking it into two sed invocations is a workaround.
e3046511
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241 tr ' ' "$nl" < "$tmpdepfile" \
242 | sed -e 's/^\\$//' -e '/^$/d' -e "s|.*$object$||" -e '/:$/d' \
243 | sed -e 's/$/ :/' >> "$depfile"
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244 rm -f "$tmpdepfile"
245 ;;
246
247hp)
248 # This case exists only to let depend.m4 do its work. It works by
249 # looking at the text of this script. This case will never be run,
250 # since it is checked for above.
251 exit 1
252 ;;
253
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254xlc)
255 # This case exists only to let depend.m4 do its work. It works by
256 # looking at the text of this script. This case will never be run,
257 # since it is checked for above.
258 exit 1
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259 ;;
260
261aix)
262 # The C for AIX Compiler uses -M and outputs the dependencies
fe69863c 263 # in a .u file. In older versions, this file always lives in the
e3046511 264 # current directory. Also, the AIX compiler puts '$object:' at the
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265 # start of each line; $object doesn't have directory information.
266 # Version 6 uses the directory in both cases.
e3046511
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267 set_dir_from "$object"
268 set_base_from "$object"
4b1cb4fe 269 if test "$libtool" = yes; then
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270 tmpdepfile1=$dir$base.u
271 tmpdepfile2=$base.u
272 tmpdepfile3=$dir.libs/$base.u
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273 "$@" -Wc,-M
274 else
13b7343a
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275 tmpdepfile1=$dir$base.u
276 tmpdepfile2=$dir$base.u
277 tmpdepfile3=$dir$base.u
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278 "$@" -M
279 fi
4b1cb4fe 280 stat=$?
e3046511 281 if test $stat -ne 0; then
13b7343a 282 rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
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283 exit $stat
284 fi
285
13b7343a
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286 for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
287 do
288 test -f "$tmpdepfile" && break
289 done
e3046511
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290 aix_post_process_depfile
291 ;;
292
293tcc)
294 # tcc (Tiny C Compiler) understand '-MD -MF file' since version 0.9.26
295 # FIXME: That version still under development at the moment of writing.
296 # Make that this statement remains true also for stable, released
297 # versions.
298 # It will wrap lines (doesn't matter whether long or short) with a
299 # trailing '\', as in:
300 #
301 # foo.o : \
302 # foo.c \
303 # foo.h \
304 #
305 # It will put a trailing '\' even on the last line, and will use leading
306 # spaces rather than leading tabs (at least since its commit 0394caf7
307 # "Emit spaces for -MD").
308 "$@" -MD -MF "$tmpdepfile"
309 stat=$?
310 if test $stat -ne 0; then
311 rm -f "$tmpdepfile"
312 exit $stat
4b1cb4fe 313 fi
e3046511
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314 rm -f "$depfile"
315 # Each non-empty line is of the form 'foo.o : \' or ' dep.h \'.
316 # We have to change lines of the first kind to '$object: \'.
317 sed -e "s|.*:|$object :|" < "$tmpdepfile" > "$depfile"
318 # And for each line of the second kind, we have to emit a 'dep.h:'
319 # dummy dependency, to avoid the deleted-header problem.
320 sed -n -e 's|^ *\(.*\) *\\$|\1:|p' < "$tmpdepfile" >> "$depfile"
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321 rm -f "$tmpdepfile"
322 ;;
323
e3046511
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324## The order of this option in the case statement is important, since the
325## shell code in configure will try each of these formats in the order
326## listed in this file. A plain '-MD' option would be understood by many
327## compilers, so we must ensure this comes after the gcc and icc options.
328pgcc)
329 # Portland's C compiler understands '-MD'.
330 # Will always output deps to 'file.d' where file is the root name of the
331 # source file under compilation, even if file resides in a subdirectory.
332 # The object file name does not affect the name of the '.d' file.
333 # pgcc 10.2 will output
4b1cb4fe 334 # foo.o: sub/foo.c sub/foo.h
e3046511 335 # and will wrap long lines using '\' :
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336 # foo.o: sub/foo.c ... \
337 # sub/foo.h ... \
338 # ...
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339 set_dir_from "$object"
340 # Use the source, not the object, to determine the base name, since
341 # that's sadly what pgcc will do too.
342 set_base_from "$source"
343 tmpdepfile=$base.d
344
345 # For projects that build the same source file twice into different object
346 # files, the pgcc approach of using the *source* file root name can cause
347 # problems in parallel builds. Use a locking strategy to avoid stomping on
348 # the same $tmpdepfile.
349 lockdir=$base.d-lock
350 trap "
351 echo '$0: caught signal, cleaning up...' >&2
352 rmdir '$lockdir'
353 exit 1
354 " 1 2 13 15
355 numtries=100
356 i=$numtries
357 while test $i -gt 0; do
358 # mkdir is a portable test-and-set.
359 if mkdir "$lockdir" 2>/dev/null; then
360 # This process acquired the lock.
361 "$@" -MD
362 stat=$?
363 # Release the lock.
364 rmdir "$lockdir"
365 break
366 else
367 # If the lock is being held by a different process, wait
368 # until the winning process is done or we timeout.
369 while test -d "$lockdir" && test $i -gt 0; do
370 sleep 1
371 i=`expr $i - 1`
372 done
373 fi
374 i=`expr $i - 1`
375 done
376 trap - 1 2 13 15
377 if test $i -le 0; then
378 echo "$0: failed to acquire lock after $numtries attempts" >&2
379 echo "$0: check lockdir '$lockdir'" >&2
380 exit 1
381 fi
4b1cb4fe 382
e3046511 383 if test $stat -ne 0; then
4b1cb4fe
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384 rm -f "$tmpdepfile"
385 exit $stat
386 fi
387 rm -f "$depfile"
388 # Each line is of the form `foo.o: dependent.h',
389 # or `foo.o: dep1.h dep2.h \', or ` dep3.h dep4.h \'.
390 # Do two passes, one to just change these to
391 # `$object: dependent.h' and one to simply `dependent.h:'.
392 sed "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile"
393 # Some versions of the HPUX 10.20 sed can't process this invocation
394 # correctly. Breaking it into two sed invocations is a workaround.
e3046511
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395 sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" \
396 | sed -e 's/$/ :/' >> "$depfile"
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397 rm -f "$tmpdepfile"
398 ;;
399
13b7343a
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400hp2)
401 # The "hp" stanza above does not work with aCC (C++) and HP's ia64
402 # compilers, which have integrated preprocessors. The correct option
403 # to use with these is +Maked; it writes dependencies to a file named
e5fbed21
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404 # 'foo.d', which lands next to the object file, wherever that
405 # happens to be.
13b7343a 406 # Much of this is similar to the tru64 case; see comments there.
e3046511
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407 set_dir_from "$object"
408 set_base_from "$object"
13b7343a
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409 if test "$libtool" = yes; then
410 tmpdepfile1=$dir$base.d
411 tmpdepfile2=$dir.libs/$base.d
412 "$@" -Wc,+Maked
413 else
414 tmpdepfile1=$dir$base.d
415 tmpdepfile2=$dir$base.d
416 "$@" +Maked
417 fi
e5fbed21 418 stat=$?
e3046511 419 if test $stat -ne 0; then
13b7343a 420 rm -f "$tmpdepfile1" "$tmpdepfile2"
e5fbed21
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421 exit $stat
422 fi
e5fbed21 423
13b7343a
RW
424 for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2"
425 do
426 test -f "$tmpdepfile" && break
427 done
428 if test -f "$tmpdepfile"; then
e3046511
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429 sed -e "s,^.*\.[$lower]*:,$object:," "$tmpdepfile" > "$depfile"
430 # Add 'dependent.h:' lines.
13b7343a 431 sed -ne '2,${
e3046511
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432 s/^ *//
433 s/ \\*$//
434 s/$/:/
435 p
436 }' "$tmpdepfile" >> "$depfile"
13b7343a 437 else
e3046511 438 make_dummy_depfile
13b7343a
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439 fi
440 rm -f "$tmpdepfile" "$tmpdepfile2"
e5fbed21
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441 ;;
442
4b1cb4fe 443tru64)
e3046511
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444 # The Tru64 compiler uses -MD to generate dependencies as a side
445 # effect. 'cc -MD -o foo.o ...' puts the dependencies into 'foo.o.d'.
446 # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
447 # dependencies in 'foo.d' instead, so we check for that too.
448 # Subdirectories are respected.
449 set_dir_from "$object"
450 set_base_from "$object"
451
452 if test "$libtool" = yes; then
453 # Libtool generates 2 separate objects for the 2 libraries. These
454 # two compilations output dependencies in $dir.libs/$base.o.d and
455 # in $dir$base.o.d. We have to check for both files, because
456 # one of the two compilations can be disabled. We should prefer
457 # $dir$base.o.d over $dir.libs/$base.o.d because the latter is
458 # automatically cleaned when .libs/ is deleted, while ignoring
459 # the former would cause a distcleancheck panic.
460 tmpdepfile1=$dir$base.o.d # libtool 1.5
461 tmpdepfile2=$dir.libs/$base.o.d # Likewise.
462 tmpdepfile3=$dir.libs/$base.d # Compaq CCC V6.2-504
463 "$@" -Wc,-MD
464 else
465 tmpdepfile1=$dir$base.d
466 tmpdepfile2=$dir$base.d
467 tmpdepfile3=$dir$base.d
468 "$@" -MD
469 fi
470
471 stat=$?
472 if test $stat -ne 0; then
473 rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
474 exit $stat
475 fi
476
477 for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
478 do
479 test -f "$tmpdepfile" && break
480 done
481 # Same post-processing that is required for AIX mode.
482 aix_post_process_depfile
483 ;;
484
485msvc7)
486 if test "$libtool" = yes; then
487 showIncludes=-Wc,-showIncludes
488 else
489 showIncludes=-showIncludes
490 fi
491 "$@" $showIncludes > "$tmpdepfile"
492 stat=$?
493 grep -v '^Note: including file: ' "$tmpdepfile"
494 if test $stat -ne 0; then
495 rm -f "$tmpdepfile"
496 exit $stat
497 fi
498 rm -f "$depfile"
499 echo "$object : \\" > "$depfile"
500 # The first sed program below extracts the file names and escapes
501 # backslashes for cygpath. The second sed program outputs the file
502 # name when reading, but also accumulates all include files in the
503 # hold buffer in order to output them again at the end. This only
504 # works with sed implementations that can handle large buffers.
505 sed < "$tmpdepfile" -n '
506/^Note: including file: *\(.*\)/ {
507 s//\1/
508 s/\\/\\\\/g
509 p
510}' | $cygpath_u | sort -u | sed -n '
511s/ /\\ /g
512s/\(.*\)/'"$tab"'\1 \\/p
513s/.\(.*\) \\/\1:/
514H
515$ {
516 s/.*/'"$tab"'/
517 G
518 p
519}' >> "$depfile"
520 echo >> "$depfile" # make sure the fragment doesn't end with a backslash
521 rm -f "$tmpdepfile"
522 ;;
523
524msvc7msys)
525 # This case exists only to let depend.m4 do its work. It works by
526 # looking at the text of this script. This case will never be run,
527 # since it is checked for above.
528 exit 1
529 ;;
4b1cb4fe
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530
531#nosideeffect)
532 # This comment above is used by automake to tell side-effect
533 # dependency tracking mechanisms from slower ones.
534
535dashmstdout)
536 # Important note: in order to support this mode, a compiler *must*
fe69863c 537 # always write the preprocessed file to stdout, regardless of -o.
4b1cb4fe
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538 "$@" || exit $?
539
540 # Remove the call to Libtool.
541 if test "$libtool" = yes; then
13b7343a 542 while test "X$1" != 'X--mode=compile'; do
4b1cb4fe
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543 shift
544 done
545 shift
546 fi
547
e3046511 548 # Remove '-o $object'.
4b1cb4fe
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549 IFS=" "
550 for arg
551 do
552 case $arg in
553 -o)
554 shift
555 ;;
556 $object)
557 shift
558 ;;
559 *)
560 set fnord "$@" "$arg"
561 shift # fnord
562 shift # $arg
563 ;;
564 esac
565 done
566
567 test -z "$dashmflag" && dashmflag=-M
e3046511 568 # Require at least two characters before searching for ':'
4b1cb4fe 569 # in the target name. This is to cope with DOS-style filenames:
e3046511 570 # a dependency such as 'c:/foo/bar' could be seen as target 'c' otherwise.
4b1cb4fe 571 "$@" $dashmflag |
e3046511 572 sed "s|^[$tab ]*[^:$tab ][^:][^:]*:[$tab ]*|$object: |" > "$tmpdepfile"
4b1cb4fe
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573 rm -f "$depfile"
574 cat < "$tmpdepfile" > "$depfile"
e3046511
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575 # Some versions of the HPUX 10.20 sed can't process this sed invocation
576 # correctly. Breaking it into two sed invocations is a workaround.
577 tr ' ' "$nl" < "$tmpdepfile" \
578 | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' \
579 | sed -e 's/$/ :/' >> "$depfile"
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580 rm -f "$tmpdepfile"
581 ;;
582
583dashXmstdout)
584 # This case only exists to satisfy depend.m4. It is never actually
585 # run, as this mode is specially recognized in the preamble.
586 exit 1
587 ;;
588
589makedepend)
590 "$@" || exit $?
591 # Remove any Libtool call
592 if test "$libtool" = yes; then
13b7343a 593 while test "X$1" != 'X--mode=compile'; do
4b1cb4fe
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594 shift
595 done
596 shift
597 fi
598 # X makedepend
599 shift
13b7343a
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600 cleared=no eat=no
601 for arg
602 do
4b1cb4fe
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603 case $cleared in
604 no)
605 set ""; shift
606 cleared=yes ;;
607 esac
13b7343a
RW
608 if test $eat = yes; then
609 eat=no
610 continue
611 fi
4b1cb4fe
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612 case "$arg" in
613 -D*|-I*)
614 set fnord "$@" "$arg"; shift ;;
615 # Strip any option that makedepend may not understand. Remove
616 # the object too, otherwise makedepend will parse it as a source file.
13b7343a
RW
617 -arch)
618 eat=yes ;;
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DD
619 -*|$object)
620 ;;
621 *)
622 set fnord "$@" "$arg"; shift ;;
623 esac
624 done
13b7343a 625 obj_suffix=`echo "$object" | sed 's/^.*\././'`
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626 touch "$tmpdepfile"
627 ${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@"
628 rm -f "$depfile"
e3046511
JBG
629 # makedepend may prepend the VPATH from the source file name to the object.
630 # No need to regex-escape $object, excess matching of '.' is harmless.
631 sed "s|^.*\($object *:\)|\1|" "$tmpdepfile" > "$depfile"
632 # Some versions of the HPUX 10.20 sed can't process the last invocation
633 # correctly. Breaking it into two sed invocations is a workaround.
634 sed '1,2d' "$tmpdepfile" \
635 | tr ' ' "$nl" \
636 | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' \
637 | sed -e 's/$/ :/' >> "$depfile"
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DD
638 rm -f "$tmpdepfile" "$tmpdepfile".bak
639 ;;
640
641cpp)
642 # Important note: in order to support this mode, a compiler *must*
fe69863c 643 # always write the preprocessed file to stdout.
4b1cb4fe
DD
644 "$@" || exit $?
645
646 # Remove the call to Libtool.
647 if test "$libtool" = yes; then
13b7343a 648 while test "X$1" != 'X--mode=compile'; do
4b1cb4fe
DD
649 shift
650 done
651 shift
652 fi
653
e3046511 654 # Remove '-o $object'.
4b1cb4fe
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655 IFS=" "
656 for arg
657 do
658 case $arg in
659 -o)
660 shift
661 ;;
662 $object)
663 shift
664 ;;
665 *)
666 set fnord "$@" "$arg"
667 shift # fnord
668 shift # $arg
669 ;;
670 esac
671 done
672
e3046511
JBG
673 "$@" -E \
674 | sed -n -e '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \
675 -e '/^#line [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \
676 | sed '$ s: \\$::' > "$tmpdepfile"
4b1cb4fe
DD
677 rm -f "$depfile"
678 echo "$object : \\" > "$depfile"
679 cat < "$tmpdepfile" >> "$depfile"
680 sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile"
681 rm -f "$tmpdepfile"
682 ;;
683
684msvisualcpp)
685 # Important note: in order to support this mode, a compiler *must*
13b7343a 686 # always write the preprocessed file to stdout.
4b1cb4fe 687 "$@" || exit $?
13b7343a
RW
688
689 # Remove the call to Libtool.
690 if test "$libtool" = yes; then
691 while test "X$1" != 'X--mode=compile'; do
692 shift
693 done
694 shift
695 fi
696
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DD
697 IFS=" "
698 for arg
699 do
700 case "$arg" in
13b7343a
RW
701 -o)
702 shift
703 ;;
704 $object)
705 shift
706 ;;
4b1cb4fe 707 "-Gm"|"/Gm"|"-Gi"|"/Gi"|"-ZI"|"/ZI")
e3046511
JBG
708 set fnord "$@"
709 shift
710 shift
711 ;;
4b1cb4fe 712 *)
e3046511
JBG
713 set fnord "$@" "$arg"
714 shift
715 shift
716 ;;
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DD
717 esac
718 done
13b7343a
RW
719 "$@" -E 2>/dev/null |
720 sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::\1:p' | $cygpath_u | sort -u > "$tmpdepfile"
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DD
721 rm -f "$depfile"
722 echo "$object : \\" > "$depfile"
e3046511
JBG
723 sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::'"$tab"'\1 \\:p' >> "$depfile"
724 echo "$tab" >> "$depfile"
13b7343a 725 sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::\1\::p' >> "$depfile"
4b1cb4fe
DD
726 rm -f "$tmpdepfile"
727 ;;
728
13b7343a
RW
729msvcmsys)
730 # This case exists only to let depend.m4 do its work. It works by
731 # looking at the text of this script. This case will never be run,
732 # since it is checked for above.
733 exit 1
734 ;;
735
4b1cb4fe
DD
736none)
737 exec "$@"
738 ;;
739
740*)
741 echo "Unknown depmode $depmode" 1>&2
742 exit 1
743 ;;
744esac
745
746exit 0
fe69863c
DD
747
748# Local Variables:
749# mode: shell-script
750# sh-indentation: 2
751# eval: (add-hook 'write-file-hooks 'time-stamp)
752# time-stamp-start: "scriptversion="
753# time-stamp-format: "%:y-%02m-%02d.%02H"
13b7343a
RW
754# time-stamp-time-zone: "UTC"
755# time-stamp-end: "; # UTC"
fe69863c 756# End: