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Revision 8 - (hide annotations) (download)
Sat Nov 20 00:21:17 2004 UTC (9 years, 7 months ago) by ferringb
File size: 15112 byte(s)
annoying autotool files.  stuck usual copyright stuff w/ gpl v2 notice in COPYING.

1 ferringb 8 #! /bin/sh
2     # depcomp - compile a program generating dependencies as side-effects
3    
4     scriptversion=2004-04-25.13
5    
6     # Copyright (C) 1999, 2000, 2003, 2004 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
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
19     # along with this program; if not, write to the Free Software
20     # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
21     # 02111-1307, USA.
22    
23     # As a special exception to the GNU General Public License, if you
24     # distribute this file as part of a program that contains a
25     # configuration script generated by Autoconf, you may include it under
26     # the same distribution terms that you use for the rest of that program.
27    
28     # Originally written by Alexandre Oliva <oliva@dcc.unicamp.br>.
29    
30     case $1 in
31     '')
32     echo "$0: No command. Try \`$0 --help' for more information." 1>&2
33     exit 1;
34     ;;
35     -h | --h*)
36     cat <<\EOF
37     Usage: depcomp [--help] [--version] PROGRAM [ARGS]
38    
39     Run PROGRAMS ARGS to compile a file, generating dependencies
40     as side-effects.
41    
42     Environment variables:
43     depmode Dependency tracking mode.
44     source Source file read by `PROGRAMS ARGS'.
45     object Object file output by `PROGRAMS ARGS'.
46     depfile Dependency file to output.
47     tmpdepfile Temporary file to use when outputing dependencies.
48     libtool Whether libtool is used (yes/no).
49    
50     Report bugs to <bug-automake@gnu.org>.
51     EOF
52     exit 0
53     ;;
54     -v | --v*)
55     echo "depcomp $scriptversion"
56     exit 0
57     ;;
58     esac
59    
60     if test -z "$depmode" || test -z "$source" || test -z "$object"; then
61     echo "depcomp: Variables source, object and depmode must be set" 1>&2
62     exit 1
63     fi
64     # `libtool' can also be set to `yes' or `no'.
65    
66     if test -z "$depfile"; then
67     base=`echo "$object" | sed -e 's,^.*/,,' -e 's,\.\([^.]*\)$,.P\1,'`
68     dir=`echo "$object" | sed 's,/.*$,/,'`
69     if test "$dir" = "$object"; then
70     dir=
71     fi
72     # FIXME: should be _deps on DOS.
73     depfile="$dir.deps/$base"
74     fi
75    
76     tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}
77    
78     rm -f "$tmpdepfile"
79    
80     # Some modes work just like other modes, but use different flags. We
81     # parameterize here, but still list the modes in the big case below,
82     # to make depend.m4 easier to write. Note that we *cannot* use a case
83     # here, because this file can only contain one case statement.
84     if test "$depmode" = hp; then
85     # HP compiler uses -M and no extra arg.
86     gccflag=-M
87     depmode=gcc
88     fi
89    
90     if test "$depmode" = dashXmstdout; then
91     # This is just like dashmstdout with a different argument.
92     dashmflag=-xM
93     depmode=dashmstdout
94     fi
95    
96     case "$depmode" in
97     gcc3)
98     ## gcc 3 implements dependency tracking that does exactly what
99     ## we want. Yay! Note: for some reason libtool 1.4 doesn't like
100     ## it if -MD -MP comes after the -MF stuff. Hmm.
101     "$@" -MT "$object" -MD -MP -MF "$tmpdepfile"
102     stat=$?
103     if test $stat -eq 0; then :
104     else
105     rm -f "$tmpdepfile"
106     exit $stat
107     fi
108     mv "$tmpdepfile" "$depfile"
109     ;;
110    
111     gcc)
112     ## There are various ways to get dependency output from gcc. Here's
113     ## why we pick this rather obscure method:
114     ## - Don't want to use -MD because we'd like the dependencies to end
115     ## up in a subdir. Having to rename by hand is ugly.
116     ## (We might end up doing this anyway to support other compilers.)
117     ## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
118     ## -MM, not -M (despite what the docs say).
119     ## - Using -M directly means running the compiler twice (even worse
120     ## than renaming).
121     if test -z "$gccflag"; then
122     gccflag=-MD,
123     fi
124     "$@" -Wp,"$gccflag$tmpdepfile"
125     stat=$?
126     if test $stat -eq 0; then :
127     else
128     rm -f "$tmpdepfile"
129     exit $stat
130     fi
131     rm -f "$depfile"
132     echo "$object : \\" > "$depfile"
133     alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
134     ## The second -e expression handles DOS-style file names with drive letters.
135     sed -e 's/^[^:]*: / /' \
136     -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
137     ## This next piece of magic avoids the `deleted header file' problem.
138     ## The problem is that when a header file which appears in a .P file
139     ## is deleted, the dependency causes make to die (because there is
140     ## typically no way to rebuild the header). We avoid this by adding
141     ## dummy dependencies for each header file. Too bad gcc doesn't do
142     ## this for us directly.
143     tr ' ' '
144     ' < "$tmpdepfile" |
145     ## Some versions of gcc put a space before the `:'. On the theory
146     ## that the space means something, we add a space to the output as
147     ## well.
148     ## Some versions of the HPUX 10.20 sed can't process this invocation
149     ## correctly. Breaking it into two sed invocations is a workaround.
150     sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
151     rm -f "$tmpdepfile"
152     ;;
153    
154     hp)
155     # This case exists only to let depend.m4 do its work. It works by
156     # looking at the text of this script. This case will never be run,
157     # since it is checked for above.
158     exit 1
159     ;;
160    
161     sgi)
162     if test "$libtool" = yes; then
163     "$@" "-Wp,-MDupdate,$tmpdepfile"
164     else
165     "$@" -MDupdate "$tmpdepfile"
166     fi
167     stat=$?
168     if test $stat -eq 0; then :
169     else
170     rm -f "$tmpdepfile"
171     exit $stat
172     fi
173     rm -f "$depfile"
174    
175     if test -f "$tmpdepfile"; then # yes, the sourcefile depend on other files
176     echo "$object : \\" > "$depfile"
177    
178     # Clip off the initial element (the dependent). Don't try to be
179     # clever and replace this with sed code, as IRIX sed won't handle
180     # lines with more than a fixed number of characters (4096 in
181     # IRIX 6.2 sed, 8192 in IRIX 6.5). We also remove comment lines;
182     # the IRIX cc adds comments like `#:fec' to the end of the
183     # dependency line.
184     tr ' ' '
185     ' < "$tmpdepfile" \
186     | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
187     tr '
188     ' ' ' >> $depfile
189     echo >> $depfile
190    
191     # The second pass generates a dummy entry for each header file.
192     tr ' ' '
193     ' < "$tmpdepfile" \
194     | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
195     >> $depfile
196     else
197     # The sourcefile does not contain any dependencies, so just
198     # store a dummy comment line, to avoid errors with the Makefile
199     # "include basename.Plo" scheme.
200     echo "#dummy" > "$depfile"
201     fi
202     rm -f "$tmpdepfile"
203     ;;
204    
205     aix)
206     # The C for AIX Compiler uses -M and outputs the dependencies
207     # in a .u file. In older versions, this file always lives in the
208     # current directory. Also, the AIX compiler puts `$object:' at the
209     # start of each line; $object doesn't have directory information.
210     # Version 6 uses the directory in both cases.
211     stripped=`echo "$object" | sed 's/\(.*\)\..*$/\1/'`
212     tmpdepfile="$stripped.u"
213     if test "$libtool" = yes; then
214     "$@" -Wc,-M
215     else
216     "$@" -M
217     fi
218     stat=$?
219    
220     if test -f "$tmpdepfile"; then :
221     else
222     stripped=`echo "$stripped" | sed 's,^.*/,,'`
223     tmpdepfile="$stripped.u"
224     fi
225    
226     if test $stat -eq 0; then :
227     else
228     rm -f "$tmpdepfile"
229     exit $stat
230     fi
231    
232     if test -f "$tmpdepfile"; then
233     outname="$stripped.o"
234     # Each line is of the form `foo.o: dependent.h'.
235     # Do two passes, one to just change these to
236     # `$object: dependent.h' and one to simply `dependent.h:'.
237     sed -e "s,^$outname:,$object :," < "$tmpdepfile" > "$depfile"
238     sed -e "s,^$outname: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile"
239     else
240     # The sourcefile does not contain any dependencies, so just
241     # store a dummy comment line, to avoid errors with the Makefile
242     # "include basename.Plo" scheme.
243     echo "#dummy" > "$depfile"
244     fi
245     rm -f "$tmpdepfile"
246     ;;
247    
248     icc)
249     # Intel's C compiler understands `-MD -MF file'. However on
250     # icc -MD -MF foo.d -c -o sub/foo.o sub/foo.c
251     # ICC 7.0 will fill foo.d with something like
252     # foo.o: sub/foo.c
253     # foo.o: sub/foo.h
254     # which is wrong. We want:
255     # sub/foo.o: sub/foo.c
256     # sub/foo.o: sub/foo.h
257     # sub/foo.c:
258     # sub/foo.h:
259     # ICC 7.1 will output
260     # foo.o: sub/foo.c sub/foo.h
261     # and will wrap long lines using \ :
262     # foo.o: sub/foo.c ... \
263     # sub/foo.h ... \
264     # ...
265    
266     "$@" -MD -MF "$tmpdepfile"
267     stat=$?
268     if test $stat -eq 0; then :
269     else
270     rm -f "$tmpdepfile"
271     exit $stat
272     fi
273     rm -f "$depfile"
274     # Each line is of the form `foo.o: dependent.h',
275     # or `foo.o: dep1.h dep2.h \', or ` dep3.h dep4.h \'.
276     # Do two passes, one to just change these to
277     # `$object: dependent.h' and one to simply `dependent.h:'.
278     sed "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile"
279     # Some versions of the HPUX 10.20 sed can't process this invocation
280     # correctly. Breaking it into two sed invocations is a workaround.
281     sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" |
282     sed -e 's/$/ :/' >> "$depfile"
283     rm -f "$tmpdepfile"
284     ;;
285    
286     tru64)
287     # The Tru64 compiler uses -MD to generate dependencies as a side
288     # effect. `cc -MD -o foo.o ...' puts the dependencies into `foo.o.d'.
289     # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
290     # dependencies in `foo.d' instead, so we check for that too.
291     # Subdirectories are respected.
292     dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
293     test "x$dir" = "x$object" && dir=
294     base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
295    
296     if test "$libtool" = yes; then
297     # Dependencies are output in .lo.d with libtool 1.4.
298     # They are output in .o.d with libtool 1.5.
299     tmpdepfile1="$dir.libs/$base.lo.d"
300     tmpdepfile2="$dir.libs/$base.o.d"
301     tmpdepfile3="$dir.libs/$base.d"
302     "$@" -Wc,-MD
303     else
304     tmpdepfile1="$dir$base.o.d"
305     tmpdepfile2="$dir$base.d"
306     tmpdepfile3="$dir$base.d"
307     "$@" -MD
308     fi
309    
310     stat=$?
311     if test $stat -eq 0; then :
312     else
313     rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
314     exit $stat
315     fi
316    
317     if test -f "$tmpdepfile1"; then
318     tmpdepfile="$tmpdepfile1"
319     elif test -f "$tmpdepfile2"; then
320     tmpdepfile="$tmpdepfile2"
321     else
322     tmpdepfile="$tmpdepfile3"
323     fi
324     if test -f "$tmpdepfile"; then
325     sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
326     # That's a tab and a space in the [].
327     sed -e 's,^.*\.[a-z]*:[ ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
328     else
329     echo "#dummy" > "$depfile"
330     fi
331     rm -f "$tmpdepfile"
332     ;;
333    
334     #nosideeffect)
335     # This comment above is used by automake to tell side-effect
336     # dependency tracking mechanisms from slower ones.
337    
338     dashmstdout)
339     # Important note: in order to support this mode, a compiler *must*
340     # always write the preprocessed file to stdout, regardless of -o.
341     "$@" || exit $?
342    
343     # Remove the call to Libtool.
344     if test "$libtool" = yes; then
345     while test $1 != '--mode=compile'; do
346     shift
347     done
348     shift
349     fi
350    
351     # Remove `-o $object'.
352     IFS=" "
353     for arg
354     do
355     case $arg in
356     -o)
357     shift
358     ;;
359     $object)
360     shift
361     ;;
362     *)
363     set fnord "$@" "$arg"
364     shift # fnord
365     shift # $arg
366     ;;
367     esac
368     done
369    
370     test -z "$dashmflag" && dashmflag=-M
371     # Require at least two characters before searching for `:'
372     # in the target name. This is to cope with DOS-style filenames:
373     # a dependency such as `c:/foo/bar' could be seen as target `c' otherwise.
374     "$@" $dashmflag |
375     sed 's:^[ ]*[^: ][^:][^:]*\:[ ]*:'"$object"'\: :' > "$tmpdepfile"
376     rm -f "$depfile"
377     cat < "$tmpdepfile" > "$depfile"
378     tr ' ' '
379     ' < "$tmpdepfile" | \
380     ## Some versions of the HPUX 10.20 sed can't process this invocation
381     ## correctly. Breaking it into two sed invocations is a workaround.
382     sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
383     rm -f "$tmpdepfile"
384     ;;
385    
386     dashXmstdout)
387     # This case only exists to satisfy depend.m4. It is never actually
388     # run, as this mode is specially recognized in the preamble.
389     exit 1
390     ;;
391    
392     makedepend)
393     "$@" || exit $?
394     # Remove any Libtool call
395     if test "$libtool" = yes; then
396     while test $1 != '--mode=compile'; do
397     shift
398     done
399     shift
400     fi
401     # X makedepend
402     shift
403     cleared=no
404     for arg in "$@"; do
405     case $cleared in
406     no)
407     set ""; shift
408     cleared=yes ;;
409     esac
410     case "$arg" in
411     -D*|-I*)
412     set fnord "$@" "$arg"; shift ;;
413     # Strip any option that makedepend may not understand. Remove
414     # the object too, otherwise makedepend will parse it as a source file.
415     -*|$object)
416     ;;
417     *)
418     set fnord "$@" "$arg"; shift ;;
419     esac
420     done
421     obj_suffix="`echo $object | sed 's/^.*\././'`"
422     touch "$tmpdepfile"
423     ${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@"
424     rm -f "$depfile"
425     cat < "$tmpdepfile" > "$depfile"
426     sed '1,2d' "$tmpdepfile" | tr ' ' '
427     ' | \
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 -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
431     rm -f "$tmpdepfile" "$tmpdepfile".bak
432     ;;
433    
434     cpp)
435     # Important note: in order to support this mode, a compiler *must*
436     # always write the preprocessed file to stdout.
437     "$@" || exit $?
438    
439     # Remove the call to Libtool.
440     if test "$libtool" = yes; then
441     while test $1 != '--mode=compile'; do
442     shift
443     done
444     shift
445     fi
446    
447     # Remove `-o $object'.
448     IFS=" "
449     for arg
450     do
451     case $arg in
452     -o)
453     shift
454     ;;
455     $object)
456     shift
457     ;;
458     *)
459     set fnord "$@" "$arg"
460     shift # fnord
461     shift # $arg
462     ;;
463     esac
464     done
465    
466     "$@" -E |
467     sed -n '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' |
468     sed '$ s: \\$::' > "$tmpdepfile"
469     rm -f "$depfile"
470     echo "$object : \\" > "$depfile"
471     cat < "$tmpdepfile" >> "$depfile"
472     sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile"
473     rm -f "$tmpdepfile"
474     ;;
475    
476     msvisualcpp)
477     # Important note: in order to support this mode, a compiler *must*
478     # always write the preprocessed file to stdout, regardless of -o,
479     # because we must use -o when running libtool.
480     "$@" || exit $?
481     IFS=" "
482     for arg
483     do
484     case "$arg" in
485     "-Gm"|"/Gm"|"-Gi"|"/Gi"|"-ZI"|"/ZI")
486     set fnord "$@"
487     shift
488     shift
489     ;;
490     *)
491     set fnord "$@" "$arg"
492     shift
493     shift
494     ;;
495     esac
496     done
497     "$@" -E |
498     sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::echo "`cygpath -u \\"\1\\"`":p' | sort | uniq > "$tmpdepfile"
499     rm -f "$depfile"
500     echo "$object : \\" > "$depfile"
501     . "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s:: \1 \\:p' >> "$depfile"
502     echo " " >> "$depfile"
503     . "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s::\1\::p' >> "$depfile"
504     rm -f "$tmpdepfile"
505     ;;
506    
507     none)
508     exec "$@"
509     ;;
510    
511     *)
512     echo "Unknown depmode $depmode" 1>&2
513     exit 1
514     ;;
515     esac
516    
517     exit 0
518    
519     # Local Variables:
520     # mode: shell-script
521     # sh-indentation: 2
522     # eval: (add-hook 'write-file-hooks 'time-stamp)
523     # time-stamp-start: "scriptversion="
524     # time-stamp-format: "%:y-%02m-%02d.%02H"
525     # time-stamp-end: "$"
526     # End:

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