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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [install-sh] - Blame information for rev 178

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1 147 khays
#!/bin/sh
2
# install - install a program, script, or datafile
3
 
4
scriptversion=2009-04-28.21; # UTC
5
 
6
# This originates from X11R5 (mit/util/scripts/install.sh), which was
7
# later released in X11R6 (xc/config/util/install.sh) with the
8
# following copyright and license.
9
#
10
# Copyright (C) 1994 X Consortium
11
#
12
# Permission is hereby granted, free of charge, to any person obtaining a copy
13
# of this software and associated documentation files (the "Software"), to
14
# deal in the Software without restriction, including without limitation the
15
# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
16
# sell copies of the Software, and to permit persons to whom the Software is
17
# furnished to do so, subject to the following conditions:
18
#
19
# The above copyright notice and this permission notice shall be included in
20
# all copies or substantial portions of the Software.
21
#
22
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
23
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
25
# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
26
# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC-
27
# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28
#
29
# Except as contained in this notice, the name of the X Consortium shall not
30
# be used in advertising or otherwise to promote the sale, use or other deal-
31
# ings in this Software without prior written authorization from the X Consor-
32
# tium.
33
#
34
#
35
# FSF changes to this file are in the public domain.
36
#
37
# Calling this script install-sh is preferred over install.sh, to prevent
38
# `make' implicit rules from creating a file called install from it
39
# when there is no Makefile.
40
#
41
# This script is compatible with the BSD install script, but was written
42
# from scratch.
43
 
44
nl='
45
'
46
IFS=" ""        $nl"
47
 
48
# set DOITPROG to echo to test this script
49
 
50
# Don't use :- since 4.3BSD and earlier shells don't like it.
51
doit=${DOITPROG-}
52
if test -z "$doit"; then
53
  doit_exec=exec
54
else
55
  doit_exec=$doit
56
fi
57
 
58
# Put in absolute file names if you don't have them in your path;
59
# or use environment vars.
60
 
61
chgrpprog=${CHGRPPROG-chgrp}
62
chmodprog=${CHMODPROG-chmod}
63
chownprog=${CHOWNPROG-chown}
64
cmpprog=${CMPPROG-cmp}
65
cpprog=${CPPROG-cp}
66
mkdirprog=${MKDIRPROG-mkdir}
67
mvprog=${MVPROG-mv}
68
rmprog=${RMPROG-rm}
69
stripprog=${STRIPPROG-strip}
70
 
71
posix_glob='?'
72
initialize_posix_glob='
73
  test "$posix_glob" != "?" || {
74
    if (set -f) 2>/dev/null; then
75
      posix_glob=
76
    else
77
      posix_glob=:
78
    fi
79
  }
80
'
81
 
82
posix_mkdir=
83
 
84
# Desired mode of installed file.
85
mode=0755
86
 
87
chgrpcmd=
88
chmodcmd=$chmodprog
89
chowncmd=
90
mvcmd=$mvprog
91
rmcmd="$rmprog -f"
92
stripcmd=
93
 
94
src=
95
dst=
96
dir_arg=
97
dst_arg=
98
 
99
copy_on_change=false
100
no_target_directory=
101
 
102
usage="\
103
Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
104
   or: $0 [OPTION]... SRCFILES... DIRECTORY
105
   or: $0 [OPTION]... -t DIRECTORY SRCFILES...
106
   or: $0 [OPTION]... -d DIRECTORIES...
107
 
108
In the 1st form, copy SRCFILE to DSTFILE.
109
In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
110
In the 4th, create DIRECTORIES.
111
 
112
Options:
113
     --help     display this help and exit.
114
     --version  display version info and exit.
115
 
116
  -c            (ignored)
117
  -C            install only if different (preserve the last data modification time)
118
  -d            create directories instead of installing files.
119
  -g GROUP      $chgrpprog installed files to GROUP.
120
  -m MODE       $chmodprog installed files to MODE.
121
  -o USER       $chownprog installed files to USER.
122
  -s            $stripprog installed files.
123
  -t DIRECTORY  install into DIRECTORY.
124
  -T            report an error if DSTFILE is a directory.
125
 
126
Environment variables override the default commands:
127
  CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
128
  RMPROG STRIPPROG
129
"
130
 
131
while test $# -ne 0; do
132
  case $1 in
133
    -c) ;;
134
 
135
    -C) copy_on_change=true;;
136
 
137
    -d) dir_arg=true;;
138
 
139
    -g) chgrpcmd="$chgrpprog $2"
140
        shift;;
141
 
142
    --help) echo "$usage"; exit $?;;
143
 
144
    -m) mode=$2
145
        case $mode in
146
          *' '* | *'    '* | *'
147
'*        | *'*'* | *'?'* | *'['*)
148
            echo "$0: invalid mode: $mode" >&2
149
            exit 1;;
150
        esac
151
        shift;;
152
 
153
    -o) chowncmd="$chownprog $2"
154
        shift;;
155
 
156
    -s) stripcmd=$stripprog;;
157
 
158
    -t) dst_arg=$2
159
        shift;;
160
 
161
    -T) no_target_directory=true;;
162
 
163
    --version) echo "$0 $scriptversion"; exit $?;;
164
 
165
    --) shift
166
        break;;
167
 
168
    -*) echo "$0: invalid option: $1" >&2
169
        exit 1;;
170
 
171
    *)  break;;
172
  esac
173
  shift
174
done
175
 
176
if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
177
  # When -d is used, all remaining arguments are directories to create.
178
  # When -t is used, the destination is already specified.
179
  # Otherwise, the last argument is the destination.  Remove it from $@.
180
  for arg
181
  do
182
    if test -n "$dst_arg"; then
183
      # $@ is not empty: it contains at least $arg.
184
      set fnord "$@" "$dst_arg"
185
      shift # fnord
186
    fi
187
    shift # arg
188
    dst_arg=$arg
189
  done
190
fi
191
 
192
if test $# -eq 0; then
193
  if test -z "$dir_arg"; then
194
    echo "$0: no input file specified." >&2
195
    exit 1
196
  fi
197
  # It's OK to call `install-sh -d' without argument.
198
  # This can happen when creating conditional directories.
199
  exit 0
200
fi
201
 
202
if test -z "$dir_arg"; then
203
  trap '(exit $?); exit' 1 2 13 15
204
 
205
  # Set umask so as not to create temps with too-generous modes.
206
  # However, 'strip' requires both read and write access to temps.
207
  case $mode in
208
    # Optimize common cases.
209
    *644) cp_umask=133;;
210
    *755) cp_umask=22;;
211
 
212
    *[0-7])
213
      if test -z "$stripcmd"; then
214
        u_plus_rw=
215
      else
216
        u_plus_rw='% 200'
217
      fi
218
      cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
219
    *)
220
      if test -z "$stripcmd"; then
221
        u_plus_rw=
222
      else
223
        u_plus_rw=,u+rw
224
      fi
225
      cp_umask=$mode$u_plus_rw;;
226
  esac
227
fi
228
 
229
for src
230
do
231
  # Protect names starting with `-'.
232
  case $src in
233
    -*) src=./$src;;
234
  esac
235
 
236
  if test -n "$dir_arg"; then
237
    dst=$src
238
    dstdir=$dst
239
    test -d "$dstdir"
240
    dstdir_status=$?
241
  else
242
 
243
    # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
244
    # might cause directories to be created, which would be especially bad
245
    # if $src (and thus $dsttmp) contains '*'.
246
    if test ! -f "$src" && test ! -d "$src"; then
247
      echo "$0: $src does not exist." >&2
248
      exit 1
249
    fi
250
 
251
    if test -z "$dst_arg"; then
252
      echo "$0: no destination specified." >&2
253
      exit 1
254
    fi
255
 
256
    dst=$dst_arg
257
    # Protect names starting with `-'.
258
    case $dst in
259
      -*) dst=./$dst;;
260
    esac
261
 
262
    # If destination is a directory, append the input filename; won't work
263
    # if double slashes aren't ignored.
264
    if test -d "$dst"; then
265
      if test -n "$no_target_directory"; then
266
        echo "$0: $dst_arg: Is a directory" >&2
267
        exit 1
268
      fi
269
      dstdir=$dst
270
      dst=$dstdir/`basename "$src"`
271
      dstdir_status=0
272
    else
273
      # Prefer dirname, but fall back on a substitute if dirname fails.
274
      dstdir=`
275
        (dirname "$dst") 2>/dev/null ||
276
        expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
277
             X"$dst" : 'X\(//\)[^/]' \| \
278
             X"$dst" : 'X\(//\)$' \| \
279
             X"$dst" : 'X\(/\)' \| . 2>/dev/null ||
280
        echo X"$dst" |
281
            sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
282
                   s//\1/
283
                   q
284
                 }
285
                 /^X\(\/\/\)[^/].*/{
286
                   s//\1/
287
                   q
288
                 }
289
                 /^X\(\/\/\)$/{
290
                   s//\1/
291
                   q
292
                 }
293
                 /^X\(\/\).*/{
294
                   s//\1/
295
                   q
296
                 }
297
                 s/.*/./; q'
298
      `
299
 
300
      test -d "$dstdir"
301
      dstdir_status=$?
302
    fi
303
  fi
304
 
305
  obsolete_mkdir_used=false
306
 
307
  if test $dstdir_status != 0; then
308
    case $posix_mkdir in
309
      '')
310
        # Create intermediate dirs using mode 755 as modified by the umask.
311
        # This is like FreeBSD 'install' as of 1997-10-28.
312
        umask=`umask`
313
        case $stripcmd.$umask in
314
          # Optimize common cases.
315
          *[2367][2367]) mkdir_umask=$umask;;
316
          .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
317
 
318
          *[0-7])
319
            mkdir_umask=`expr $umask + 22 \
320
              - $umask % 100 % 40 + $umask % 20 \
321
              - $umask % 10 % 4 + $umask % 2
322
            `;;
323
          *) mkdir_umask=$umask,go-w;;
324
        esac
325
 
326
        # With -d, create the new directory with the user-specified mode.
327
        # Otherwise, rely on $mkdir_umask.
328
        if test -n "$dir_arg"; then
329
          mkdir_mode=-m$mode
330
        else
331
          mkdir_mode=
332
        fi
333
 
334
        posix_mkdir=false
335
        case $umask in
336
          *[123567][0-7][0-7])
337
            # POSIX mkdir -p sets u+wx bits regardless of umask, which
338
            # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
339
            ;;
340
          *)
341
            tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
342
            trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
343
 
344
            if (umask $mkdir_umask &&
345
                exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1
346
            then
347
              if test -z "$dir_arg" || {
348
                   # Check for POSIX incompatibilities with -m.
349
                   # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
350
                   # other-writeable bit of parent directory when it shouldn't.
351
                   # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
352
                   ls_ld_tmpdir=`ls -ld "$tmpdir"`
353
                   case $ls_ld_tmpdir in
354
                     d????-?r-*) different_mode=700;;
355
                     d????-?--*) different_mode=755;;
356
                     *) false;;
357
                   esac &&
358
                   $mkdirprog -m$different_mode -p -- "$tmpdir" && {
359
                     ls_ld_tmpdir_1=`ls -ld "$tmpdir"`
360
                     test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
361
                   }
362
                 }
363
              then posix_mkdir=:
364
              fi
365
              rmdir "$tmpdir/d" "$tmpdir"
366
            else
367
              # Remove any dirs left behind by ancient mkdir implementations.
368
              rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null
369
            fi
370
            trap '' 0;;
371
        esac;;
372
    esac
373
 
374
    if
375
      $posix_mkdir && (
376
        umask $mkdir_umask &&
377
        $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
378
      )
379
    then :
380
    else
381
 
382
      # The umask is ridiculous, or mkdir does not conform to POSIX,
383
      # or it failed possibly due to a race condition.  Create the
384
      # directory the slow way, step by step, checking for races as we go.
385
 
386
      case $dstdir in
387
        /*) prefix='/';;
388
        -*) prefix='./';;
389
        *)  prefix='';;
390
      esac
391
 
392
      eval "$initialize_posix_glob"
393
 
394
      oIFS=$IFS
395
      IFS=/
396
      $posix_glob set -f
397
      set fnord $dstdir
398
      shift
399
      $posix_glob set +f
400
      IFS=$oIFS
401
 
402
      prefixes=
403
 
404
      for d
405
      do
406
        test -z "$d" && continue
407
 
408
        prefix=$prefix$d
409
        if test -d "$prefix"; then
410
          prefixes=
411
        else
412
          if $posix_mkdir; then
413
            (umask=$mkdir_umask &&
414
             $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
415
            # Don't fail if two instances are running concurrently.
416
            test -d "$prefix" || exit 1
417
          else
418
            case $prefix in
419
              *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
420
              *) qprefix=$prefix;;
421
            esac
422
            prefixes="$prefixes '$qprefix'"
423
          fi
424
        fi
425
        prefix=$prefix/
426
      done
427
 
428
      if test -n "$prefixes"; then
429
        # Don't fail if two instances are running concurrently.
430
        (umask $mkdir_umask &&
431
         eval "\$doit_exec \$mkdirprog $prefixes") ||
432
          test -d "$dstdir" || exit 1
433
        obsolete_mkdir_used=true
434
      fi
435
    fi
436
  fi
437
 
438
  if test -n "$dir_arg"; then
439
    { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
440
    { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
441
    { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
442
      test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
443
  else
444
 
445
    # Make a couple of temp file names in the proper directory.
446
    dsttmp=$dstdir/_inst.$$_
447
    rmtmp=$dstdir/_rm.$$_
448
 
449
    # Trap to clean up those temp files at exit.
450
    trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
451
 
452
    # Copy the file name to the temp name.
453
    (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
454
 
455
    # and set any options; do chmod last to preserve setuid bits.
456
    #
457
    # If any of these fail, we abort the whole thing.  If we want to
458
    # ignore errors from any of these, just make sure not to ignore
459
    # errors from the above "$doit $cpprog $src $dsttmp" command.
460
    #
461
    { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
462
    { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
463
    { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
464
    { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
465
 
466
    # If -C, don't bother to copy if it wouldn't change the file.
467
    if $copy_on_change &&
468
       old=`LC_ALL=C ls -dlL "$dst"     2>/dev/null` &&
469
       new=`LC_ALL=C ls -dlL "$dsttmp"  2>/dev/null` &&
470
 
471
       eval "$initialize_posix_glob" &&
472
       $posix_glob set -f &&
473
       set X $old && old=:$2:$4:$5:$6 &&
474
       set X $new && new=:$2:$4:$5:$6 &&
475
       $posix_glob set +f &&
476
 
477
       test "$old" = "$new" &&
478
       $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
479
    then
480
      rm -f "$dsttmp"
481
    else
482
      # Rename the file to the real destination.
483
      $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
484
 
485
      # The rename failed, perhaps because mv can't rename something else
486
      # to itself, or perhaps because mv is so ancient that it does not
487
      # support -f.
488
      {
489
        # Now remove or move aside any old file at destination location.
490
        # We try this two ways since rm can't unlink itself on some
491
        # systems and the destination file might be busy for other
492
        # reasons.  In this case, the final cleanup might fail but the new
493
        # file should still install successfully.
494
        {
495
          test ! -f "$dst" ||
496
          $doit $rmcmd -f "$dst" 2>/dev/null ||
497
          { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
498
            { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
499
          } ||
500
          { echo "$0: cannot unlink or rename $dst" >&2
501
            (exit 1); exit 1
502
          }
503
        } &&
504
 
505
        # Now rename the file to the real destination.
506
        $doit $mvcmd "$dsttmp" "$dst"
507
      }
508
    fi || exit 1
509
 
510
    trap '' 0
511
  fi
512
done
513
 
514
# Local variables:
515
# eval: (add-hook 'write-file-hooks 'time-stamp)
516
# time-stamp-start: "scriptversion="
517
# time-stamp-format: "%:y-%02m-%02d.%02H"
518
# time-stamp-time-zone: "UTC"
519
# time-stamp-end: "; # UTC"
520
# End:

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