depcomp revision 1.1.1.1.2.1 1 1.1 mrg #! /bin/sh
2 1.1 mrg # depcomp - compile a program generating dependencies as side-effects
3 1.1 mrg
4 1.1.1.1.2.1 yamt scriptversion=2012-03-27.16; # UTC
5 1.1 mrg
6 1.1.1.1.2.1 yamt # Copyright (C) 1999, 2000, 2003, 2004, 2005, 2006, 2007, 2009, 2010,
7 1.1.1.1.2.1 yamt # 2011, 2012 Free Software Foundation, Inc.
8 1.1 mrg
9 1.1 mrg # This program is free software; you can redistribute it and/or modify
10 1.1 mrg # it under the terms of the GNU General Public License as published by
11 1.1 mrg # the Free Software Foundation; either version 2, or (at your option)
12 1.1 mrg # any later version.
13 1.1 mrg
14 1.1 mrg # This program is distributed in the hope that it will be useful,
15 1.1 mrg # but WITHOUT ANY WARRANTY; without even the implied warranty of
16 1.1 mrg # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 1.1 mrg # GNU General Public License for more details.
18 1.1 mrg
19 1.1 mrg # You should have received a copy of the GNU General Public License
20 1.1 mrg # along with this program. If not, see <http://www.gnu.org/licenses/>.
21 1.1 mrg
22 1.1 mrg # As a special exception to the GNU General Public License, if you
23 1.1 mrg # distribute this file as part of a program that contains a
24 1.1 mrg # configuration script generated by Autoconf, you may include it under
25 1.1 mrg # the same distribution terms that you use for the rest of that program.
26 1.1 mrg
27 1.1 mrg # Originally written by Alexandre Oliva <oliva (at] dcc.unicamp.br>.
28 1.1 mrg
29 1.1 mrg case $1 in
30 1.1 mrg '')
31 1.1.1.1.2.1 yamt echo "$0: No command. Try '$0 --help' for more information." 1>&2
32 1.1 mrg exit 1;
33 1.1 mrg ;;
34 1.1 mrg -h | --h*)
35 1.1 mrg cat <<\EOF
36 1.1 mrg Usage: depcomp [--help] [--version] PROGRAM [ARGS]
37 1.1 mrg
38 1.1 mrg Run PROGRAMS ARGS to compile a file, generating dependencies
39 1.1 mrg as side-effects.
40 1.1 mrg
41 1.1 mrg Environment variables:
42 1.1 mrg depmode Dependency tracking mode.
43 1.1.1.1.2.1 yamt source Source file read by 'PROGRAMS ARGS'.
44 1.1.1.1.2.1 yamt object Object file output by 'PROGRAMS ARGS'.
45 1.1 mrg DEPDIR directory where to store dependencies.
46 1.1 mrg depfile Dependency file to output.
47 1.1.1.1.2.1 yamt tmpdepfile Temporary file to use when outputting dependencies.
48 1.1 mrg libtool Whether libtool is used (yes/no).
49 1.1 mrg
50 1.1 mrg Report bugs to <bug-automake@gnu.org>.
51 1.1 mrg EOF
52 1.1 mrg exit $?
53 1.1 mrg ;;
54 1.1 mrg -v | --v*)
55 1.1 mrg echo "depcomp $scriptversion"
56 1.1 mrg exit $?
57 1.1 mrg ;;
58 1.1 mrg esac
59 1.1 mrg
60 1.1.1.1.2.1 yamt # A tabulation character.
61 1.1.1.1.2.1 yamt tab=' '
62 1.1.1.1.2.1 yamt # A newline character.
63 1.1.1.1.2.1 yamt nl='
64 1.1.1.1.2.1 yamt '
65 1.1.1.1.2.1 yamt
66 1.1 mrg if test -z "$depmode" || test -z "$source" || test -z "$object"; then
67 1.1 mrg echo "depcomp: Variables source, object and depmode must be set" 1>&2
68 1.1 mrg exit 1
69 1.1 mrg fi
70 1.1 mrg
71 1.1 mrg # Dependencies for sub/bar.o or sub/bar.obj go into sub/.deps/bar.Po.
72 1.1 mrg depfile=${depfile-`echo "$object" |
73 1.1 mrg sed 's|[^\\/]*$|'${DEPDIR-.deps}'/&|;s|\.\([^.]*\)$|.P\1|;s|Pobj$|Po|'`}
74 1.1 mrg tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}
75 1.1 mrg
76 1.1 mrg rm -f "$tmpdepfile"
77 1.1 mrg
78 1.1 mrg # Some modes work just like other modes, but use different flags. We
79 1.1 mrg # parameterize here, but still list the modes in the big case below,
80 1.1 mrg # to make depend.m4 easier to write. Note that we *cannot* use a case
81 1.1 mrg # here, because this file can only contain one case statement.
82 1.1 mrg if test "$depmode" = hp; then
83 1.1 mrg # HP compiler uses -M and no extra arg.
84 1.1 mrg gccflag=-M
85 1.1 mrg depmode=gcc
86 1.1 mrg fi
87 1.1 mrg
88 1.1 mrg if test "$depmode" = dashXmstdout; then
89 1.1 mrg # This is just like dashmstdout with a different argument.
90 1.1 mrg dashmflag=-xM
91 1.1 mrg depmode=dashmstdout
92 1.1 mrg fi
93 1.1 mrg
94 1.1 mrg cygpath_u="cygpath -u -f -"
95 1.1 mrg if test "$depmode" = msvcmsys; then
96 1.1 mrg # This is just like msvisualcpp but w/o cygpath translation.
97 1.1 mrg # Just convert the backslash-escaped backslashes to single forward
98 1.1 mrg # slashes to satisfy depend.m4
99 1.1.1.1.2.1 yamt cygpath_u='sed s,\\\\,/,g'
100 1.1 mrg depmode=msvisualcpp
101 1.1 mrg fi
102 1.1 mrg
103 1.1.1.1.2.1 yamt if test "$depmode" = msvc7msys; then
104 1.1.1.1.2.1 yamt # This is just like msvc7 but w/o cygpath translation.
105 1.1.1.1.2.1 yamt # Just convert the backslash-escaped backslashes to single forward
106 1.1.1.1.2.1 yamt # slashes to satisfy depend.m4
107 1.1.1.1.2.1 yamt cygpath_u='sed s,\\\\,/,g'
108 1.1.1.1.2.1 yamt depmode=msvc7
109 1.1.1.1.2.1 yamt fi
110 1.1.1.1.2.1 yamt
111 1.1.1.1.2.1 yamt if test "$depmode" = xlc; then
112 1.1.1.1.2.1 yamt # IBM C/C++ Compilers xlc/xlC can output gcc-like dependency informations.
113 1.1.1.1.2.1 yamt gccflag=-qmakedep=gcc,-MF
114 1.1.1.1.2.1 yamt depmode=gcc
115 1.1.1.1.2.1 yamt fi
116 1.1.1.1.2.1 yamt
117 1.1 mrg case "$depmode" in
118 1.1 mrg gcc3)
119 1.1 mrg ## gcc 3 implements dependency tracking that does exactly what
120 1.1 mrg ## we want. Yay! Note: for some reason libtool 1.4 doesn't like
121 1.1 mrg ## it if -MD -MP comes after the -MF stuff. Hmm.
122 1.1 mrg ## Unfortunately, FreeBSD c89 acceptance of flags depends upon
123 1.1 mrg ## the command line argument order; so add the flags where they
124 1.1 mrg ## appear in depend2.am. Note that the slowdown incurred here
125 1.1 mrg ## affects only configure: in makefiles, %FASTDEP% shortcuts this.
126 1.1 mrg for arg
127 1.1 mrg do
128 1.1 mrg case $arg in
129 1.1 mrg -c) set fnord "$@" -MT "$object" -MD -MP -MF "$tmpdepfile" "$arg" ;;
130 1.1 mrg *) set fnord "$@" "$arg" ;;
131 1.1 mrg esac
132 1.1 mrg shift # fnord
133 1.1 mrg shift # $arg
134 1.1 mrg done
135 1.1 mrg "$@"
136 1.1 mrg stat=$?
137 1.1 mrg if test $stat -eq 0; then :
138 1.1 mrg else
139 1.1 mrg rm -f "$tmpdepfile"
140 1.1 mrg exit $stat
141 1.1 mrg fi
142 1.1 mrg mv "$tmpdepfile" "$depfile"
143 1.1 mrg ;;
144 1.1 mrg
145 1.1 mrg gcc)
146 1.1 mrg ## There are various ways to get dependency output from gcc. Here's
147 1.1 mrg ## why we pick this rather obscure method:
148 1.1 mrg ## - Don't want to use -MD because we'd like the dependencies to end
149 1.1 mrg ## up in a subdir. Having to rename by hand is ugly.
150 1.1 mrg ## (We might end up doing this anyway to support other compilers.)
151 1.1 mrg ## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
152 1.1 mrg ## -MM, not -M (despite what the docs say).
153 1.1 mrg ## - Using -M directly means running the compiler twice (even worse
154 1.1 mrg ## than renaming).
155 1.1 mrg if test -z "$gccflag"; then
156 1.1 mrg gccflag=-MD,
157 1.1 mrg fi
158 1.1 mrg "$@" -Wp,"$gccflag$tmpdepfile"
159 1.1 mrg stat=$?
160 1.1 mrg if test $stat -eq 0; then :
161 1.1 mrg else
162 1.1 mrg rm -f "$tmpdepfile"
163 1.1 mrg exit $stat
164 1.1 mrg fi
165 1.1 mrg rm -f "$depfile"
166 1.1 mrg echo "$object : \\" > "$depfile"
167 1.1 mrg alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
168 1.1 mrg ## The second -e expression handles DOS-style file names with drive letters.
169 1.1 mrg sed -e 's/^[^:]*: / /' \
170 1.1 mrg -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
171 1.1.1.1.2.1 yamt ## This next piece of magic avoids the "deleted header file" problem.
172 1.1 mrg ## The problem is that when a header file which appears in a .P file
173 1.1 mrg ## is deleted, the dependency causes make to die (because there is
174 1.1 mrg ## typically no way to rebuild the header). We avoid this by adding
175 1.1 mrg ## dummy dependencies for each header file. Too bad gcc doesn't do
176 1.1 mrg ## this for us directly.
177 1.1.1.1.2.1 yamt tr ' ' "$nl" < "$tmpdepfile" |
178 1.1.1.1.2.1 yamt ## Some versions of gcc put a space before the ':'. On the theory
179 1.1 mrg ## that the space means something, we add a space to the output as
180 1.1.1.1.2.1 yamt ## well. hp depmode also adds that space, but also prefixes the VPATH
181 1.1.1.1.2.1 yamt ## to the object. Take care to not repeat it in the output.
182 1.1 mrg ## Some versions of the HPUX 10.20 sed can't process this invocation
183 1.1 mrg ## correctly. Breaking it into two sed invocations is a workaround.
184 1.1.1.1.2.1 yamt sed -e 's/^\\$//' -e '/^$/d' -e "s|.*$object$||" -e '/:$/d' \
185 1.1.1.1.2.1 yamt | sed -e 's/$/ :/' >> "$depfile"
186 1.1 mrg rm -f "$tmpdepfile"
187 1.1 mrg ;;
188 1.1 mrg
189 1.1 mrg hp)
190 1.1 mrg # This case exists only to let depend.m4 do its work. It works by
191 1.1 mrg # looking at the text of this script. This case will never be run,
192 1.1 mrg # since it is checked for above.
193 1.1 mrg exit 1
194 1.1 mrg ;;
195 1.1 mrg
196 1.1 mrg sgi)
197 1.1 mrg if test "$libtool" = yes; then
198 1.1 mrg "$@" "-Wp,-MDupdate,$tmpdepfile"
199 1.1 mrg else
200 1.1 mrg "$@" -MDupdate "$tmpdepfile"
201 1.1 mrg fi
202 1.1 mrg stat=$?
203 1.1 mrg if test $stat -eq 0; then :
204 1.1 mrg else
205 1.1 mrg rm -f "$tmpdepfile"
206 1.1 mrg exit $stat
207 1.1 mrg fi
208 1.1 mrg rm -f "$depfile"
209 1.1 mrg
210 1.1 mrg if test -f "$tmpdepfile"; then # yes, the sourcefile depend on other files
211 1.1 mrg echo "$object : \\" > "$depfile"
212 1.1 mrg
213 1.1 mrg # Clip off the initial element (the dependent). Don't try to be
214 1.1 mrg # clever and replace this with sed code, as IRIX sed won't handle
215 1.1 mrg # lines with more than a fixed number of characters (4096 in
216 1.1 mrg # IRIX 6.2 sed, 8192 in IRIX 6.5). We also remove comment lines;
217 1.1.1.1.2.1 yamt # the IRIX cc adds comments like '#:fec' to the end of the
218 1.1 mrg # dependency line.
219 1.1.1.1.2.1 yamt tr ' ' "$nl" < "$tmpdepfile" \
220 1.1 mrg | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
221 1.1.1.1.2.1 yamt tr "$nl" ' ' >> "$depfile"
222 1.1 mrg echo >> "$depfile"
223 1.1 mrg
224 1.1 mrg # The second pass generates a dummy entry for each header file.
225 1.1.1.1.2.1 yamt tr ' ' "$nl" < "$tmpdepfile" \
226 1.1 mrg | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
227 1.1 mrg >> "$depfile"
228 1.1 mrg else
229 1.1 mrg # The sourcefile does not contain any dependencies, so just
230 1.1 mrg # store a dummy comment line, to avoid errors with the Makefile
231 1.1 mrg # "include basename.Plo" scheme.
232 1.1 mrg echo "#dummy" > "$depfile"
233 1.1 mrg fi
234 1.1 mrg rm -f "$tmpdepfile"
235 1.1 mrg ;;
236 1.1 mrg
237 1.1.1.1.2.1 yamt xlc)
238 1.1.1.1.2.1 yamt # This case exists only to let depend.m4 do its work. It works by
239 1.1.1.1.2.1 yamt # looking at the text of this script. This case will never be run,
240 1.1.1.1.2.1 yamt # since it is checked for above.
241 1.1.1.1.2.1 yamt exit 1
242 1.1.1.1.2.1 yamt ;;
243 1.1.1.1.2.1 yamt
244 1.1 mrg aix)
245 1.1 mrg # The C for AIX Compiler uses -M and outputs the dependencies
246 1.1 mrg # in a .u file. In older versions, this file always lives in the
247 1.1.1.1.2.1 yamt # current directory. Also, the AIX compiler puts '$object:' at the
248 1.1 mrg # start of each line; $object doesn't have directory information.
249 1.1 mrg # Version 6 uses the directory in both cases.
250 1.1 mrg dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
251 1.1 mrg test "x$dir" = "x$object" && dir=
252 1.1 mrg base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
253 1.1 mrg if test "$libtool" = yes; then
254 1.1 mrg tmpdepfile1=$dir$base.u
255 1.1 mrg tmpdepfile2=$base.u
256 1.1 mrg tmpdepfile3=$dir.libs/$base.u
257 1.1 mrg "$@" -Wc,-M
258 1.1 mrg else
259 1.1 mrg tmpdepfile1=$dir$base.u
260 1.1 mrg tmpdepfile2=$dir$base.u
261 1.1 mrg tmpdepfile3=$dir$base.u
262 1.1 mrg "$@" -M
263 1.1 mrg fi
264 1.1 mrg stat=$?
265 1.1 mrg
266 1.1 mrg if test $stat -eq 0; then :
267 1.1 mrg else
268 1.1 mrg rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
269 1.1 mrg exit $stat
270 1.1 mrg fi
271 1.1 mrg
272 1.1 mrg for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
273 1.1 mrg do
274 1.1 mrg test -f "$tmpdepfile" && break
275 1.1 mrg done
276 1.1 mrg if test -f "$tmpdepfile"; then
277 1.1.1.1.2.1 yamt # Each line is of the form 'foo.o: dependent.h'.
278 1.1 mrg # Do two passes, one to just change these to
279 1.1.1.1.2.1 yamt # '$object: dependent.h' and one to simply 'dependent.h:'.
280 1.1 mrg sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
281 1.1.1.1.2.1 yamt sed -e 's,^.*\.[a-z]*:['"$tab"' ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
282 1.1 mrg else
283 1.1 mrg # The sourcefile does not contain any dependencies, so just
284 1.1 mrg # store a dummy comment line, to avoid errors with the Makefile
285 1.1 mrg # "include basename.Plo" scheme.
286 1.1 mrg echo "#dummy" > "$depfile"
287 1.1 mrg fi
288 1.1 mrg rm -f "$tmpdepfile"
289 1.1 mrg ;;
290 1.1 mrg
291 1.1 mrg icc)
292 1.1.1.1.2.1 yamt # Intel's C compiler anf tcc (Tiny C Compiler) understand '-MD -MF file'.
293 1.1.1.1.2.1 yamt # However on
294 1.1.1.1.2.1 yamt # $CC -MD -MF foo.d -c -o sub/foo.o sub/foo.c
295 1.1 mrg # ICC 7.0 will fill foo.d with something like
296 1.1 mrg # foo.o: sub/foo.c
297 1.1 mrg # foo.o: sub/foo.h
298 1.1.1.1.2.1 yamt # which is wrong. We want
299 1.1 mrg # sub/foo.o: sub/foo.c
300 1.1 mrg # sub/foo.o: sub/foo.h
301 1.1 mrg # sub/foo.c:
302 1.1 mrg # sub/foo.h:
303 1.1 mrg # ICC 7.1 will output
304 1.1 mrg # foo.o: sub/foo.c sub/foo.h
305 1.1.1.1.2.1 yamt # and will wrap long lines using '\':
306 1.1 mrg # foo.o: sub/foo.c ... \
307 1.1 mrg # sub/foo.h ... \
308 1.1 mrg # ...
309 1.1.1.1.2.1 yamt # tcc 0.9.26 (FIXME still under development at the moment of writing)
310 1.1.1.1.2.1 yamt # will emit a similar output, but also prepend the continuation lines
311 1.1.1.1.2.1 yamt # with horizontal tabulation characters.
312 1.1 mrg "$@" -MD -MF "$tmpdepfile"
313 1.1 mrg stat=$?
314 1.1 mrg if test $stat -eq 0; then :
315 1.1 mrg else
316 1.1 mrg rm -f "$tmpdepfile"
317 1.1 mrg exit $stat
318 1.1 mrg fi
319 1.1 mrg rm -f "$depfile"
320 1.1.1.1.2.1 yamt # Each line is of the form 'foo.o: dependent.h',
321 1.1.1.1.2.1 yamt # or 'foo.o: dep1.h dep2.h \', or ' dep3.h dep4.h \'.
322 1.1 mrg # Do two passes, one to just change these to
323 1.1.1.1.2.1 yamt # '$object: dependent.h' and one to simply 'dependent.h:'.
324 1.1.1.1.2.1 yamt sed -e "s/^[ $tab][ $tab]*/ /" -e "s,^[^:]*:,$object :," \
325 1.1.1.1.2.1 yamt < "$tmpdepfile" > "$depfile"
326 1.1.1.1.2.1 yamt sed '
327 1.1.1.1.2.1 yamt s/[ '"$tab"'][ '"$tab"']*/ /g
328 1.1.1.1.2.1 yamt s/^ *//
329 1.1.1.1.2.1 yamt s/ *\\*$//
330 1.1.1.1.2.1 yamt s/^[^:]*: *//
331 1.1.1.1.2.1 yamt /^$/d
332 1.1.1.1.2.1 yamt /:$/d
333 1.1.1.1.2.1 yamt s/$/ :/
334 1.1.1.1.2.1 yamt ' < "$tmpdepfile" >> "$depfile"
335 1.1 mrg rm -f "$tmpdepfile"
336 1.1 mrg ;;
337 1.1 mrg
338 1.1 mrg hp2)
339 1.1 mrg # The "hp" stanza above does not work with aCC (C++) and HP's ia64
340 1.1 mrg # compilers, which have integrated preprocessors. The correct option
341 1.1 mrg # to use with these is +Maked; it writes dependencies to a file named
342 1.1 mrg # 'foo.d', which lands next to the object file, wherever that
343 1.1 mrg # happens to be.
344 1.1 mrg # Much of this is similar to the tru64 case; see comments there.
345 1.1 mrg dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
346 1.1 mrg test "x$dir" = "x$object" && dir=
347 1.1 mrg base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
348 1.1 mrg if test "$libtool" = yes; then
349 1.1 mrg tmpdepfile1=$dir$base.d
350 1.1 mrg tmpdepfile2=$dir.libs/$base.d
351 1.1 mrg "$@" -Wc,+Maked
352 1.1 mrg else
353 1.1 mrg tmpdepfile1=$dir$base.d
354 1.1 mrg tmpdepfile2=$dir$base.d
355 1.1 mrg "$@" +Maked
356 1.1 mrg fi
357 1.1 mrg stat=$?
358 1.1 mrg if test $stat -eq 0; then :
359 1.1 mrg else
360 1.1 mrg rm -f "$tmpdepfile1" "$tmpdepfile2"
361 1.1 mrg exit $stat
362 1.1 mrg fi
363 1.1 mrg
364 1.1 mrg for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2"
365 1.1 mrg do
366 1.1 mrg test -f "$tmpdepfile" && break
367 1.1 mrg done
368 1.1 mrg if test -f "$tmpdepfile"; then
369 1.1 mrg sed -e "s,^.*\.[a-z]*:,$object:," "$tmpdepfile" > "$depfile"
370 1.1.1.1.2.1 yamt # Add 'dependent.h:' lines.
371 1.1 mrg sed -ne '2,${
372 1.1 mrg s/^ *//
373 1.1 mrg s/ \\*$//
374 1.1 mrg s/$/:/
375 1.1 mrg p
376 1.1 mrg }' "$tmpdepfile" >> "$depfile"
377 1.1 mrg else
378 1.1 mrg echo "#dummy" > "$depfile"
379 1.1 mrg fi
380 1.1 mrg rm -f "$tmpdepfile" "$tmpdepfile2"
381 1.1 mrg ;;
382 1.1 mrg
383 1.1 mrg tru64)
384 1.1 mrg # The Tru64 compiler uses -MD to generate dependencies as a side
385 1.1.1.1.2.1 yamt # effect. 'cc -MD -o foo.o ...' puts the dependencies into 'foo.o.d'.
386 1.1 mrg # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
387 1.1.1.1.2.1 yamt # dependencies in 'foo.d' instead, so we check for that too.
388 1.1 mrg # Subdirectories are respected.
389 1.1 mrg dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
390 1.1 mrg test "x$dir" = "x$object" && dir=
391 1.1 mrg base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
392 1.1 mrg
393 1.1 mrg if test "$libtool" = yes; then
394 1.1 mrg # With Tru64 cc, shared objects can also be used to make a
395 1.1 mrg # static library. This mechanism is used in libtool 1.4 series to
396 1.1 mrg # handle both shared and static libraries in a single compilation.
397 1.1 mrg # With libtool 1.4, dependencies were output in $dir.libs/$base.lo.d.
398 1.1 mrg #
399 1.1 mrg # With libtool 1.5 this exception was removed, and libtool now
400 1.1 mrg # generates 2 separate objects for the 2 libraries. These two
401 1.1 mrg # compilations output dependencies in $dir.libs/$base.o.d and
402 1.1 mrg # in $dir$base.o.d. We have to check for both files, because
403 1.1 mrg # one of the two compilations can be disabled. We should prefer
404 1.1 mrg # $dir$base.o.d over $dir.libs/$base.o.d because the latter is
405 1.1 mrg # automatically cleaned when .libs/ is deleted, while ignoring
406 1.1 mrg # the former would cause a distcleancheck panic.
407 1.1 mrg tmpdepfile1=$dir.libs/$base.lo.d # libtool 1.4
408 1.1 mrg tmpdepfile2=$dir$base.o.d # libtool 1.5
409 1.1 mrg tmpdepfile3=$dir.libs/$base.o.d # libtool 1.5
410 1.1 mrg tmpdepfile4=$dir.libs/$base.d # Compaq CCC V6.2-504
411 1.1 mrg "$@" -Wc,-MD
412 1.1 mrg else
413 1.1 mrg tmpdepfile1=$dir$base.o.d
414 1.1 mrg tmpdepfile2=$dir$base.d
415 1.1 mrg tmpdepfile3=$dir$base.d
416 1.1 mrg tmpdepfile4=$dir$base.d
417 1.1 mrg "$@" -MD
418 1.1 mrg fi
419 1.1 mrg
420 1.1 mrg stat=$?
421 1.1 mrg if test $stat -eq 0; then :
422 1.1 mrg else
423 1.1 mrg rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
424 1.1 mrg exit $stat
425 1.1 mrg fi
426 1.1 mrg
427 1.1 mrg for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
428 1.1 mrg do
429 1.1 mrg test -f "$tmpdepfile" && break
430 1.1 mrg done
431 1.1 mrg if test -f "$tmpdepfile"; then
432 1.1 mrg sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
433 1.1.1.1.2.1 yamt sed -e 's,^.*\.[a-z]*:['"$tab"' ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
434 1.1 mrg else
435 1.1 mrg echo "#dummy" > "$depfile"
436 1.1 mrg fi
437 1.1 mrg rm -f "$tmpdepfile"
438 1.1 mrg ;;
439 1.1 mrg
440 1.1.1.1.2.1 yamt msvc7)
441 1.1.1.1.2.1 yamt if test "$libtool" = yes; then
442 1.1.1.1.2.1 yamt showIncludes=-Wc,-showIncludes
443 1.1.1.1.2.1 yamt else
444 1.1.1.1.2.1 yamt showIncludes=-showIncludes
445 1.1.1.1.2.1 yamt fi
446 1.1.1.1.2.1 yamt "$@" $showIncludes > "$tmpdepfile"
447 1.1.1.1.2.1 yamt stat=$?
448 1.1.1.1.2.1 yamt grep -v '^Note: including file: ' "$tmpdepfile"
449 1.1.1.1.2.1 yamt if test "$stat" = 0; then :
450 1.1.1.1.2.1 yamt else
451 1.1.1.1.2.1 yamt rm -f "$tmpdepfile"
452 1.1.1.1.2.1 yamt exit $stat
453 1.1.1.1.2.1 yamt fi
454 1.1.1.1.2.1 yamt rm -f "$depfile"
455 1.1.1.1.2.1 yamt echo "$object : \\" > "$depfile"
456 1.1.1.1.2.1 yamt # The first sed program below extracts the file names and escapes
457 1.1.1.1.2.1 yamt # backslashes for cygpath. The second sed program outputs the file
458 1.1.1.1.2.1 yamt # name when reading, but also accumulates all include files in the
459 1.1.1.1.2.1 yamt # hold buffer in order to output them again at the end. This only
460 1.1.1.1.2.1 yamt # works with sed implementations that can handle large buffers.
461 1.1.1.1.2.1 yamt sed < "$tmpdepfile" -n '
462 1.1.1.1.2.1 yamt /^Note: including file: *\(.*\)/ {
463 1.1.1.1.2.1 yamt s//\1/
464 1.1.1.1.2.1 yamt s/\\/\\\\/g
465 1.1.1.1.2.1 yamt p
466 1.1.1.1.2.1 yamt }' | $cygpath_u | sort -u | sed -n '
467 1.1.1.1.2.1 yamt s/ /\\ /g
468 1.1.1.1.2.1 yamt s/\(.*\)/'"$tab"'\1 \\/p
469 1.1.1.1.2.1 yamt s/.\(.*\) \\/\1:/
470 1.1.1.1.2.1 yamt H
471 1.1.1.1.2.1 yamt $ {
472 1.1.1.1.2.1 yamt s/.*/'"$tab"'/
473 1.1.1.1.2.1 yamt G
474 1.1.1.1.2.1 yamt p
475 1.1.1.1.2.1 yamt }' >> "$depfile"
476 1.1.1.1.2.1 yamt rm -f "$tmpdepfile"
477 1.1.1.1.2.1 yamt ;;
478 1.1.1.1.2.1 yamt
479 1.1.1.1.2.1 yamt msvc7msys)
480 1.1.1.1.2.1 yamt # This case exists only to let depend.m4 do its work. It works by
481 1.1.1.1.2.1 yamt # looking at the text of this script. This case will never be run,
482 1.1.1.1.2.1 yamt # since it is checked for above.
483 1.1.1.1.2.1 yamt exit 1
484 1.1.1.1.2.1 yamt ;;
485 1.1.1.1.2.1 yamt
486 1.1 mrg #nosideeffect)
487 1.1 mrg # This comment above is used by automake to tell side-effect
488 1.1 mrg # dependency tracking mechanisms from slower ones.
489 1.1 mrg
490 1.1 mrg dashmstdout)
491 1.1 mrg # Important note: in order to support this mode, a compiler *must*
492 1.1 mrg # always write the preprocessed file to stdout, regardless of -o.
493 1.1 mrg "$@" || exit $?
494 1.1 mrg
495 1.1 mrg # Remove the call to Libtool.
496 1.1 mrg if test "$libtool" = yes; then
497 1.1 mrg while test "X$1" != 'X--mode=compile'; do
498 1.1 mrg shift
499 1.1 mrg done
500 1.1 mrg shift
501 1.1 mrg fi
502 1.1 mrg
503 1.1.1.1.2.1 yamt # Remove '-o $object'.
504 1.1 mrg IFS=" "
505 1.1 mrg for arg
506 1.1 mrg do
507 1.1 mrg case $arg in
508 1.1 mrg -o)
509 1.1 mrg shift
510 1.1 mrg ;;
511 1.1 mrg $object)
512 1.1 mrg shift
513 1.1 mrg ;;
514 1.1 mrg *)
515 1.1 mrg set fnord "$@" "$arg"
516 1.1 mrg shift # fnord
517 1.1 mrg shift # $arg
518 1.1 mrg ;;
519 1.1 mrg esac
520 1.1 mrg done
521 1.1 mrg
522 1.1 mrg test -z "$dashmflag" && dashmflag=-M
523 1.1.1.1.2.1 yamt # Require at least two characters before searching for ':'
524 1.1 mrg # in the target name. This is to cope with DOS-style filenames:
525 1.1.1.1.2.1 yamt # a dependency such as 'c:/foo/bar' could be seen as target 'c' otherwise.
526 1.1 mrg "$@" $dashmflag |
527 1.1.1.1.2.1 yamt sed 's:^['"$tab"' ]*[^:'"$tab"' ][^:][^:]*\:['"$tab"' ]*:'"$object"'\: :' > "$tmpdepfile"
528 1.1 mrg rm -f "$depfile"
529 1.1 mrg cat < "$tmpdepfile" > "$depfile"
530 1.1.1.1.2.1 yamt tr ' ' "$nl" < "$tmpdepfile" | \
531 1.1 mrg ## Some versions of the HPUX 10.20 sed can't process this invocation
532 1.1 mrg ## correctly. Breaking it into two sed invocations is a workaround.
533 1.1 mrg sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
534 1.1 mrg rm -f "$tmpdepfile"
535 1.1 mrg ;;
536 1.1 mrg
537 1.1 mrg dashXmstdout)
538 1.1 mrg # This case only exists to satisfy depend.m4. It is never actually
539 1.1 mrg # run, as this mode is specially recognized in the preamble.
540 1.1 mrg exit 1
541 1.1 mrg ;;
542 1.1 mrg
543 1.1 mrg makedepend)
544 1.1 mrg "$@" || exit $?
545 1.1 mrg # Remove any Libtool call
546 1.1 mrg if test "$libtool" = yes; then
547 1.1 mrg while test "X$1" != 'X--mode=compile'; do
548 1.1 mrg shift
549 1.1 mrg done
550 1.1 mrg shift
551 1.1 mrg fi
552 1.1 mrg # X makedepend
553 1.1 mrg shift
554 1.1 mrg cleared=no eat=no
555 1.1 mrg for arg
556 1.1 mrg do
557 1.1 mrg case $cleared in
558 1.1 mrg no)
559 1.1 mrg set ""; shift
560 1.1 mrg cleared=yes ;;
561 1.1 mrg esac
562 1.1 mrg if test $eat = yes; then
563 1.1 mrg eat=no
564 1.1 mrg continue
565 1.1 mrg fi
566 1.1 mrg case "$arg" in
567 1.1 mrg -D*|-I*)
568 1.1 mrg set fnord "$@" "$arg"; shift ;;
569 1.1 mrg # Strip any option that makedepend may not understand. Remove
570 1.1 mrg # the object too, otherwise makedepend will parse it as a source file.
571 1.1 mrg -arch)
572 1.1 mrg eat=yes ;;
573 1.1 mrg -*|$object)
574 1.1 mrg ;;
575 1.1 mrg *)
576 1.1 mrg set fnord "$@" "$arg"; shift ;;
577 1.1 mrg esac
578 1.1 mrg done
579 1.1 mrg obj_suffix=`echo "$object" | sed 's/^.*\././'`
580 1.1 mrg touch "$tmpdepfile"
581 1.1 mrg ${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@"
582 1.1 mrg rm -f "$depfile"
583 1.1.1.1.2.1 yamt # makedepend may prepend the VPATH from the source file name to the object.
584 1.1.1.1.2.1 yamt # No need to regex-escape $object, excess matching of '.' is harmless.
585 1.1.1.1.2.1 yamt sed "s|^.*\($object *:\)|\1|" "$tmpdepfile" > "$depfile"
586 1.1.1.1.2.1 yamt sed '1,2d' "$tmpdepfile" | tr ' ' "$nl" | \
587 1.1 mrg ## Some versions of the HPUX 10.20 sed can't process this invocation
588 1.1 mrg ## correctly. Breaking it into two sed invocations is a workaround.
589 1.1 mrg sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
590 1.1 mrg rm -f "$tmpdepfile" "$tmpdepfile".bak
591 1.1 mrg ;;
592 1.1 mrg
593 1.1 mrg cpp)
594 1.1 mrg # Important note: in order to support this mode, a compiler *must*
595 1.1 mrg # always write the preprocessed file to stdout.
596 1.1 mrg "$@" || exit $?
597 1.1 mrg
598 1.1 mrg # Remove the call to Libtool.
599 1.1 mrg if test "$libtool" = yes; then
600 1.1 mrg while test "X$1" != 'X--mode=compile'; do
601 1.1 mrg shift
602 1.1 mrg done
603 1.1 mrg shift
604 1.1 mrg fi
605 1.1 mrg
606 1.1.1.1.2.1 yamt # Remove '-o $object'.
607 1.1 mrg IFS=" "
608 1.1 mrg for arg
609 1.1 mrg do
610 1.1 mrg case $arg in
611 1.1 mrg -o)
612 1.1 mrg shift
613 1.1 mrg ;;
614 1.1 mrg $object)
615 1.1 mrg shift
616 1.1 mrg ;;
617 1.1 mrg *)
618 1.1 mrg set fnord "$@" "$arg"
619 1.1 mrg shift # fnord
620 1.1 mrg shift # $arg
621 1.1 mrg ;;
622 1.1 mrg esac
623 1.1 mrg done
624 1.1 mrg
625 1.1 mrg "$@" -E |
626 1.1 mrg sed -n -e '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \
627 1.1 mrg -e '/^#line [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' |
628 1.1 mrg sed '$ s: \\$::' > "$tmpdepfile"
629 1.1 mrg rm -f "$depfile"
630 1.1 mrg echo "$object : \\" > "$depfile"
631 1.1 mrg cat < "$tmpdepfile" >> "$depfile"
632 1.1 mrg sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile"
633 1.1 mrg rm -f "$tmpdepfile"
634 1.1 mrg ;;
635 1.1 mrg
636 1.1 mrg msvisualcpp)
637 1.1 mrg # Important note: in order to support this mode, a compiler *must*
638 1.1 mrg # always write the preprocessed file to stdout.
639 1.1 mrg "$@" || exit $?
640 1.1 mrg
641 1.1 mrg # Remove the call to Libtool.
642 1.1 mrg if test "$libtool" = yes; then
643 1.1 mrg while test "X$1" != 'X--mode=compile'; do
644 1.1 mrg shift
645 1.1 mrg done
646 1.1 mrg shift
647 1.1 mrg fi
648 1.1 mrg
649 1.1 mrg IFS=" "
650 1.1 mrg for arg
651 1.1 mrg do
652 1.1 mrg case "$arg" in
653 1.1 mrg -o)
654 1.1 mrg shift
655 1.1 mrg ;;
656 1.1 mrg $object)
657 1.1 mrg shift
658 1.1 mrg ;;
659 1.1 mrg "-Gm"|"/Gm"|"-Gi"|"/Gi"|"-ZI"|"/ZI")
660 1.1 mrg set fnord "$@"
661 1.1 mrg shift
662 1.1 mrg shift
663 1.1 mrg ;;
664 1.1 mrg *)
665 1.1 mrg set fnord "$@" "$arg"
666 1.1 mrg shift
667 1.1 mrg shift
668 1.1 mrg ;;
669 1.1 mrg esac
670 1.1 mrg done
671 1.1 mrg "$@" -E 2>/dev/null |
672 1.1 mrg sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::\1:p' | $cygpath_u | sort -u > "$tmpdepfile"
673 1.1 mrg rm -f "$depfile"
674 1.1 mrg echo "$object : \\" > "$depfile"
675 1.1.1.1.2.1 yamt sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::'"$tab"'\1 \\:p' >> "$depfile"
676 1.1.1.1.2.1 yamt echo "$tab" >> "$depfile"
677 1.1 mrg sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::\1\::p' >> "$depfile"
678 1.1 mrg rm -f "$tmpdepfile"
679 1.1 mrg ;;
680 1.1 mrg
681 1.1 mrg msvcmsys)
682 1.1 mrg # This case exists only to let depend.m4 do its work. It works by
683 1.1 mrg # looking at the text of this script. This case will never be run,
684 1.1 mrg # since it is checked for above.
685 1.1 mrg exit 1
686 1.1 mrg ;;
687 1.1 mrg
688 1.1 mrg none)
689 1.1 mrg exec "$@"
690 1.1 mrg ;;
691 1.1 mrg
692 1.1 mrg *)
693 1.1 mrg echo "Unknown depmode $depmode" 1>&2
694 1.1 mrg exit 1
695 1.1 mrg ;;
696 1.1 mrg esac
697 1.1 mrg
698 1.1 mrg exit 0
699 1.1 mrg
700 1.1 mrg # Local Variables:
701 1.1 mrg # mode: shell-script
702 1.1 mrg # sh-indentation: 2
703 1.1 mrg # eval: (add-hook 'write-file-hooks 'time-stamp)
704 1.1 mrg # time-stamp-start: "scriptversion="
705 1.1 mrg # time-stamp-format: "%:y-%02m-%02d.%02H"
706 1.1 mrg # time-stamp-time-zone: "UTC"
707 1.1 mrg # time-stamp-end: "; # UTC"
708 1.1 mrg # End:
709