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[/] [or1k/] [branches/] [stable_0_2_x/] [or1ksim/] [depcomp] - Blame information for rev 1646

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1 1250 lampret
#! /bin/sh
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# depcomp - compile a program generating dependencies as side-effects
4
# Copyright 1999, 2000 Free Software Foundation, Inc.
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6
# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
9
# any later version.
10
 
11
# This program is distributed in the hope that it will be useful,
12
# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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16
# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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# 02111-1307, USA.
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21
# As a special exception to the GNU General Public License, if you
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# distribute this file as part of a program that contains a
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# configuration script generated by Autoconf, you may include it under
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# the same distribution terms that you use for the rest of that program.
25
 
26
# Originally written by Alexandre Oliva .
27
 
28
if test -z "$depmode" || test -z "$source" || test -z "$object"; then
29
  echo "depcomp: Variables source, object and depmode must be set" 1>&2
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  exit 1
31
fi
32
# `libtool' can also be set to `yes' or `no'.
33
 
34
if test -z "$depfile"; then
35
   base=`echo "$object" | sed -e 's,^.*/,,' -e 's,\.\([^.]*\)$,.P\1,'`
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   dir=`echo "$object" | sed 's,/.*$,/,'`
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   if test "$dir" = "$object"; then
38
      dir=
39
   fi
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   # FIXME: should be _deps on DOS.
41
   depfile="$dir.deps/$base"
42
fi
43
 
44
tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}
45
 
46
rm -f "$tmpdepfile"
47
 
48
# Some modes work just like other modes, but use different flags.  We
49
# parameterize here, but still list the modes in the big case below,
50
# to make depend.m4 easier to write.  Note that we *cannot* use a case
51
# here, because this file can only contain one case statement.
52
if test "$depmode" = hp; then
53
  # HP compiler uses -M and no extra arg.
54
  gccflag=-M
55
  depmode=gcc
56
fi
57
 
58
if test "$depmode" = dashXmstdout; then
59
   # This is just like dashmstdout with a different argument.
60
   dashmflag=-xM
61
   depmode=dashmstdout
62
fi
63
 
64
case "$depmode" in
65
gcc3)
66
## gcc 3 implements dependency tracking that does exactly what
67
## we want.  Yay!  Note: for some reason libtool 1.4 doesn't like
68
## it if -MD -MP comes after the -MF stuff.  Hmm.
69
  "$@" -MT "$object" -MD -MP -MF "$tmpdepfile"
70
  stat=$?
71
  if test $stat -eq 0; then :
72
  else
73
    rm -f "$tmpdepfile"
74
    exit $stat
75
  fi
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  mv "$tmpdepfile" "$depfile"
77
  ;;
78
 
79
gcc)
80
## There are various ways to get dependency output from gcc.  Here's
81
## why we pick this rather obscure method:
82
## - Don't want to use -MD because we'd like the dependencies to end
83
##   up in a subdir.  Having to rename by hand is ugly.
84
##   (We might end up doing this anyway to support other compilers.)
85
## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
86
##   -MM, not -M (despite what the docs say).
87
## - Using -M directly means running the compiler twice (even worse
88
##   than renaming).
89
  if test -z "$gccflag"; then
90
    gccflag=-MD,
91
  fi
92
  "$@" -Wp,"$gccflag$tmpdepfile"
93
  stat=$?
94
  if test $stat -eq 0; then :
95
  else
96
    rm -f "$tmpdepfile"
97
    exit $stat
98
  fi
99
  rm -f "$depfile"
100
  echo "$object : \\" > "$depfile"
101
  alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
102
## The second -e expression handles DOS-style file names with drive letters.
103
  sed -e 's/^[^:]*: / /' \
104
      -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
105
## This next piece of magic avoids the `deleted header file' problem.
106
## The problem is that when a header file which appears in a .P file
107
## is deleted, the dependency causes make to die (because there is
108
## typically no way to rebuild the header).  We avoid this by adding
109
## dummy dependencies for each header file.  Too bad gcc doesn't do
110
## this for us directly.
111
  tr ' ' '
112
' < "$tmpdepfile" |
113
## Some versions of gcc put a space before the `:'.  On the theory
114
## that the space means something, we add a space to the output as
115
## well.
116
## Some versions of the HPUX 10.20 sed can't process this invocation
117
## correctly.  Breaking it into two sed invocations is a workaround.
118
    sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
119
  rm -f "$tmpdepfile"
120
  ;;
121
 
122
hp)
123
  # This case exists only to let depend.m4 do its work.  It works by
124
  # looking at the text of this script.  This case will never be run,
125
  # since it is checked for above.
126
  exit 1
127
  ;;
128
 
129
sgi)
130
  if test "$libtool" = yes; then
131
    "$@" "-Wp,-MDupdate,$tmpdepfile"
132
  else
133
    "$@" -MDupdate "$tmpdepfile"
134
  fi
135
  stat=$?
136
  if test $stat -eq 0; then :
137
  else
138
    rm -f "$tmpdepfile"
139
    exit $stat
140
  fi
141
  rm -f "$depfile"
142
 
143
  if test -f "$tmpdepfile"; then  # yes, the sourcefile depend on other files
144
    echo "$object : \\" > "$depfile"
145
 
146
    # Clip off the initial element (the dependent).  Don't try to be
147
    # clever and replace this with sed code, as IRIX sed won't handle
148
    # lines with more than a fixed number of characters (4096 in
149
    # IRIX 6.2 sed, 8192 in IRIX 6.5).  We also remove comment lines;
150
    # the IRIX cc adds comments like `#:fec' to the end of the
151
    # dependency line.
152
    tr ' ' '
153
' < "$tmpdepfile" \
154
    | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
155
    tr '
156
' ' ' >> $depfile
157
    echo >> $depfile
158
 
159
    # The second pass generates a dummy entry for each header file.
160
    tr ' ' '
161
' < "$tmpdepfile" \
162
   | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
163
   >> $depfile
164
  else
165
    # The sourcefile does not contain any dependencies, so just
166
    # store a dummy comment line, to avoid errors with the Makefile
167
    # "include basename.Plo" scheme.
168
    echo "#dummy" > "$depfile"
169
  fi
170
  rm -f "$tmpdepfile"
171
  ;;
172
 
173
aix)
174
  # The C for AIX Compiler uses -M and outputs the dependencies
175
  # in a .u file.  This file always lives in the current directory.
176
  # Also, the AIX compiler puts `$object:' at the start of each line;
177
  # $object doesn't have directory information.
178
  stripped=`echo "$object" | sed -e 's,^.*/,,' -e 's/\(.*\)\..*$/\1/'`
179
  tmpdepfile="$stripped.u"
180
  outname="$stripped.o"
181
  if test "$libtool" = yes; then
182
    "$@" -Wc,-M
183
  else
184
    "$@" -M
185
  fi
186
 
187
  stat=$?
188
  if test $stat -eq 0; then :
189
  else
190
    rm -f "$tmpdepfile"
191
    exit $stat
192
  fi
193
 
194
  if test -f "$tmpdepfile"; then
195
    # Each line is of the form `foo.o: dependent.h'.
196
    # Do two passes, one to just change these to
197
    # `$object: dependent.h' and one to simply `dependent.h:'.
198
    sed -e "s,^$outname:,$object :," < "$tmpdepfile" > "$depfile"
199
    sed -e "s,^$outname: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile"
200
  else
201
    # The sourcefile does not contain any dependencies, so just
202
    # store a dummy comment line, to avoid errors with the Makefile
203
    # "include basename.Plo" scheme.
204
    echo "#dummy" > "$depfile"
205
  fi
206
  rm -f "$tmpdepfile"
207
  ;;
208
 
209
tru64)
210
   # The Tru64 AIX compiler uses -MD to generate dependencies as a side
211
   # effect.  `cc -MD -o foo.o ...' puts the dependencies into `foo.o.d'.
212
   # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
213
   # dependencies in `foo.d' instead, so we check for that too.
214
   # Subdirectories are respected.
215
 
216
   base=`echo "$object" | sed -e 's/\.o$/.d/' -e 's/\.lo$/.d/'`
217
   tmpdepfile1="$base.o.d"
218
   tmpdepfile2="$base.d"
219
   if test "$libtool" = yes; then
220
      "$@" -Wc,-MD
221
   else
222
      "$@" -MD
223
   fi
224
 
225
   stat=$?
226
   if test $stat -eq 0; then :
227
   else
228
      rm -f "$tmpdepfile1" "$tmpdepfile2"
229
      exit $stat
230
   fi
231
 
232
   if test -f "$tmpdepfile1"; then
233
      tmpdepfile="$tmpdepfile1"
234
   else
235
      tmpdepfile="$tmpdepfile2"
236
   fi
237
   if test -f "$tmpdepfile"; then
238
      sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
239
      # That's a space and a tab in the [].
240
      sed -e 's,^.*\.[a-z]*:[   ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
241
   else
242
      echo "#dummy" > "$depfile"
243
   fi
244
   rm -f "$tmpdepfile"
245
   ;;
246
 
247
#nosideeffect)
248
  # This comment above is used by automake to tell side-effect
249
  # dependency tracking mechanisms from slower ones.
250
 
251
dashmstdout)
252
  # Important note: in order to support this mode, a compiler *must*
253
  # always write the proprocessed file to stdout, regardless of -o,
254
  # because we must use -o when running libtool.
255
  test -z "$dashmflag" && dashmflag=-M
256
  ( IFS=" "
257
    case " $* " in
258
    *" --mode=compile "*) # this is libtool, let us make it quiet
259
      for arg
260
      do # cycle over the arguments
261
        case "$arg" in
262
        "--mode=compile")
263
          # insert --quiet before "--mode=compile"
264
          set fnord "$@" --quiet
265
          shift # fnord
266
          ;;
267
        esac
268
        set fnord "$@" "$arg"
269
        shift # fnord
270
        shift # "$arg"
271
      done
272
      ;;
273
    esac
274
    "$@" $dashmflag | sed 's:^[^:]*\:[  ]*:'"$object"'\: :' > "$tmpdepfile"
275
  ) &
276
  proc=$!
277
  "$@"
278
  stat=$?
279
  wait "$proc"
280
  if test "$stat" != 0; then exit $stat; fi
281
  rm -f "$depfile"
282
  cat < "$tmpdepfile" > "$depfile"
283
  tr ' ' '
284
' < "$tmpdepfile" | \
285
## Some versions of the HPUX 10.20 sed can't process this invocation
286
## correctly.  Breaking it into two sed invocations is a workaround.
287
    sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
288
  rm -f "$tmpdepfile"
289
  ;;
290
 
291
dashXmstdout)
292
  # This case only exists to satisfy depend.m4.  It is never actually
293
  # run, as this mode is specially recognized in the preamble.
294
  exit 1
295
  ;;
296
 
297
makedepend)
298
  # X makedepend
299
  (
300
    shift
301
    cleared=no
302
    for arg in "$@"; do
303
      case $cleared in no)
304
        set ""; shift
305
        cleared=yes
306
      esac
307
      case "$arg" in
308
        -D*|-I*)
309
          set fnord "$@" "$arg"; shift;;
310
        -*)
311
          ;;
312
        *)
313
          set fnord "$@" "$arg"; shift;;
314
      esac
315
    done
316
    obj_suffix="`echo $object | sed 's/^.*\././'`"
317
    touch "$tmpdepfile"
318
    ${MAKEDEPEND-makedepend} 2>/dev/null -o"$obj_suffix" -f"$tmpdepfile" "$@"
319
  ) &
320
  proc=$!
321
  "$@"
322
  stat=$?
323
  wait "$proc"
324
  if test "$stat" != 0; then exit $stat; fi
325
  rm -f "$depfile"
326
  cat < "$tmpdepfile" > "$depfile"
327
  sed '1,2d' "$tmpdepfile" | tr ' ' '
328
' | \
329
## Some versions of the HPUX 10.20 sed can't process this invocation
330
## correctly.  Breaking it into two sed invocations is a workaround.
331
    sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
332
  rm -f "$tmpdepfile" "$tmpdepfile".bak
333
  ;;
334
 
335
cpp)
336
  # Important note: in order to support this mode, a compiler *must*
337
  # always write the proprocessed file to stdout, regardless of -o,
338
  # because we must use -o when running libtool.
339
  ( IFS=" "
340
    case " $* " in
341
    *" --mode=compile "*)
342
      for arg
343
      do # cycle over the arguments
344
        case $arg in
345
        "--mode=compile")
346
          # insert --quiet before "--mode=compile"
347
          set fnord "$@" --quiet
348
          shift # fnord
349
          ;;
350
        esac
351
        set fnord "$@" "$arg"
352
        shift # fnord
353
        shift # "$arg"
354
      done
355
      ;;
356
    esac
357
    "$@" -E |
358
    sed -n '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' |
359
    sed '$ s: \\$::' > "$tmpdepfile"
360
  ) &
361
  proc=$!
362
  "$@"
363
  stat=$?
364
  wait "$proc"
365
  if test "$stat" != 0; then exit $stat; fi
366
  rm -f "$depfile"
367
  echo "$object : \\" > "$depfile"
368
  cat < "$tmpdepfile" >> "$depfile"
369
  sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile"
370
  rm -f "$tmpdepfile"
371
  ;;
372
 
373
msvisualcpp)
374
  # Important note: in order to support this mode, a compiler *must*
375
  # always write the proprocessed file to stdout, regardless of -o,
376
  # because we must use -o when running libtool.
377
  ( IFS=" "
378
    case " $* " in
379
    *" --mode=compile "*)
380
      for arg
381
      do # cycle over the arguments
382
        case $arg in
383
        "--mode=compile")
384
          # insert --quiet before "--mode=compile"
385
          set fnord "$@" --quiet
386
          shift # fnord
387
          ;;
388
        esac
389
        set fnord "$@" "$arg"
390
        shift # fnord
391
        shift # "$arg"
392
      done
393
      ;;
394
    esac
395
    for arg
396
    do
397
      case "$arg" in
398
      "-Gm"|"/Gm"|"-Gi"|"/Gi"|"-ZI"|"/ZI")
399
        set fnord "$@"
400
        shift
401
        shift
402
        ;;
403
      *)
404
        set fnord "$@" "$arg"
405
        shift
406
        shift
407
        ;;
408
      esac
409
    done
410
    "$@" -E |
411
    sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::echo "`cygpath -u \\"\1\\"`":p' | sort | uniq > "$tmpdepfile"
412
  ) &
413
  proc=$!
414
  "$@"
415
  stat=$?
416
  wait "$proc"
417
  if test "$stat" != 0; then exit $stat; fi
418
  rm -f "$depfile"
419
  echo "$object : \\" > "$depfile"
420
  . "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s::    \1 \\:p' >> "$depfile"
421
  echo "        " >> "$depfile"
422
  . "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s::\1\::p' >> "$depfile"
423
  rm -f "$tmpdepfile"
424
  ;;
425
 
426
none)
427
  exec "$@"
428
  ;;
429
 
430
*)
431
  echo "Unknown depmode $depmode" 1>&2
432
  exit 1
433
  ;;
434
esac
435
 
436
exit 0

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