source: automake/install-sh@ bbf3fda

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors deferred_resn demangler enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr new-env no_list persistent-indexer pthread-emulation qualifiedEnum with_gc
Last change on this file since bbf3fda was 59310bf, checked in by Peter A. Buhr <pabuhr@…>, 8 years ago

automake directory must copy files, use --copy
  • Property mode set to 100755
File size: 14.8 KB
Line 
1#!/bin/sh
2# install - install a program, script, or datafile
3
4scriptversion=2014-09-12.12; # 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
44tab=' '
45nl='
46'
47IFS=" $tab$nl"
48
49# Set DOITPROG to "echo" to test this script.
50
51doit=${DOITPROG-}
52doit_exec=${doit:-exec}
53
54# Put in absolute file names if you don't have them in your path;
55# or use environment vars.
56
57chgrpprog=${CHGRPPROG-chgrp}
58chmodprog=${CHMODPROG-chmod}
59chownprog=${CHOWNPROG-chown}
60cmpprog=${CMPPROG-cmp}
61cpprog=${CPPROG-cp}
62mkdirprog=${MKDIRPROG-mkdir}
63mvprog=${MVPROG-mv}
64rmprog=${RMPROG-rm}
65stripprog=${STRIPPROG-strip}
66
67posix_mkdir=
68
69# Desired mode of installed file.
70mode=0755
71
72chgrpcmd=
73chmodcmd=$chmodprog
74chowncmd=
75mvcmd=$mvprog
76rmcmd="$rmprog -f"
77stripcmd=
78
79src=
80dst=
81dir_arg=
82dst_arg=
83
84copy_on_change=false
85is_target_a_directory=possibly
86
87usage="\
88Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
89 or: $0 [OPTION]... SRCFILES... DIRECTORY
90 or: $0 [OPTION]... -t DIRECTORY SRCFILES...
91 or: $0 [OPTION]... -d DIRECTORIES...
92
93In the 1st form, copy SRCFILE to DSTFILE.
94In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
95In the 4th, create DIRECTORIES.
96
97Options:
98 --help display this help and exit.
99 --version display version info and exit.
100
101 -c (ignored)
102 -C install only if different (preserve the last data modification time)
103 -d create directories instead of installing files.
104 -g GROUP $chgrpprog installed files to GROUP.
105 -m MODE $chmodprog installed files to MODE.
106 -o USER $chownprog installed files to USER.
107 -s $stripprog installed files.
108 -t DIRECTORY install into DIRECTORY.
109 -T report an error if DSTFILE is a directory.
110
111Environment variables override the default commands:
112 CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
113 RMPROG STRIPPROG
114"
115
116while test $# -ne 0; do
117 case $1 in
118 -c) ;;
119
120 -C) copy_on_change=true;;
121
122 -d) dir_arg=true;;
123
124 -g) chgrpcmd="$chgrpprog $2"
125 shift;;
126
127 --help) echo "$usage"; exit $?;;
128
129 -m) mode=$2
130 case $mode in
131 *' '* | *"$tab"* | *"$nl"* | *'*'* | *'?'* | *'['*)
132 echo "$0: invalid mode: $mode" >&2
133 exit 1;;
134 esac
135 shift;;
136
137 -o) chowncmd="$chownprog $2"
138 shift;;
139
140 -s) stripcmd=$stripprog;;
141
142 -t)
143 is_target_a_directory=always
144 dst_arg=$2
145 # Protect names problematic for 'test' and other utilities.
146 case $dst_arg in
147 -* | [=\(\)!]) dst_arg=./$dst_arg;;
148 esac
149 shift;;
150
151 -T) is_target_a_directory=never;;
152
153 --version) echo "$0 $scriptversion"; exit $?;;
154
155 --) shift
156 break;;
157
158 -*) echo "$0: invalid option: $1" >&2
159 exit 1;;
160
161 *) break;;
162 esac
163 shift
164done
165
166# We allow the use of options -d and -T together, by making -d
167# take the precedence; this is for compatibility with GNU install.
168
169if test -n "$dir_arg"; then
170 if test -n "$dst_arg"; then
171 echo "$0: target directory not allowed when installing a directory." >&2
172 exit 1
173 fi
174fi
175
176if 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 # Protect names problematic for 'test' and other utilities.
190 case $dst_arg in
191 -* | [=\(\)!]) dst_arg=./$dst_arg;;
192 esac
193 done
194fi
195
196if test $# -eq 0; then
197 if test -z "$dir_arg"; then
198 echo "$0: no input file specified." >&2
199 exit 1
200 fi
201 # It's OK to call 'install-sh -d' without argument.
202 # This can happen when creating conditional directories.
203 exit 0
204fi
205
206if test -z "$dir_arg"; then
207 if test $# -gt 1 || test "$is_target_a_directory" = always; then
208 if test ! -d "$dst_arg"; then
209 echo "$0: $dst_arg: Is not a directory." >&2
210 exit 1
211 fi
212 fi
213fi
214
215if test -z "$dir_arg"; then
216 do_exit='(exit $ret); exit $ret'
217 trap "ret=129; $do_exit" 1
218 trap "ret=130; $do_exit" 2
219 trap "ret=141; $do_exit" 13
220 trap "ret=143; $do_exit" 15
221
222 # Set umask so as not to create temps with too-generous modes.
223 # However, 'strip' requires both read and write access to temps.
224 case $mode in
225 # Optimize common cases.
226 *644) cp_umask=133;;
227 *755) cp_umask=22;;
228
229 *[0-7])
230 if test -z "$stripcmd"; then
231 u_plus_rw=
232 else
233 u_plus_rw='% 200'
234 fi
235 cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
236 *)
237 if test -z "$stripcmd"; then
238 u_plus_rw=
239 else
240 u_plus_rw=,u+rw
241 fi
242 cp_umask=$mode$u_plus_rw;;
243 esac
244fi
245
246for src
247do
248 # Protect names problematic for 'test' and other utilities.
249 case $src in
250 -* | [=\(\)!]) src=./$src;;
251 esac
252
253 if test -n "$dir_arg"; then
254 dst=$src
255 dstdir=$dst
256 test -d "$dstdir"
257 dstdir_status=$?
258 else
259
260 # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
261 # might cause directories to be created, which would be especially bad
262 # if $src (and thus $dsttmp) contains '*'.
263 if test ! -f "$src" && test ! -d "$src"; then
264 echo "$0: $src does not exist." >&2
265 exit 1
266 fi
267
268 if test -z "$dst_arg"; then
269 echo "$0: no destination specified." >&2
270 exit 1
271 fi
272 dst=$dst_arg
273
274 # If destination is a directory, append the input filename; won't work
275 # if double slashes aren't ignored.
276 if test -d "$dst"; then
277 if test "$is_target_a_directory" = never; then
278 echo "$0: $dst_arg: Is a directory" >&2
279 exit 1
280 fi
281 dstdir=$dst
282 dst=$dstdir/`basename "$src"`
283 dstdir_status=0
284 else
285 dstdir=`dirname "$dst"`
286 test -d "$dstdir"
287 dstdir_status=$?
288 fi
289 fi
290
291 obsolete_mkdir_used=false
292
293 if test $dstdir_status != 0; then
294 case $posix_mkdir in
295 '')
296 # Create intermediate dirs using mode 755 as modified by the umask.
297 # This is like FreeBSD 'install' as of 1997-10-28.
298 umask=`umask`
299 case $stripcmd.$umask in
300 # Optimize common cases.
301 *[2367][2367]) mkdir_umask=$umask;;
302 .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
303
304 *[0-7])
305 mkdir_umask=`expr $umask + 22 \
306 - $umask % 100 % 40 + $umask % 20 \
307 - $umask % 10 % 4 + $umask % 2
308 `;;
309 *) mkdir_umask=$umask,go-w;;
310 esac
311
312 # With -d, create the new directory with the user-specified mode.
313 # Otherwise, rely on $mkdir_umask.
314 if test -n "$dir_arg"; then
315 mkdir_mode=-m$mode
316 else
317 mkdir_mode=
318 fi
319
320 posix_mkdir=false
321 case $umask in
322 *[123567][0-7][0-7])
323 # POSIX mkdir -p sets u+wx bits regardless of umask, which
324 # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
325 ;;
326 *)
327 # $RANDOM is not portable (e.g. dash); use it when possible to
328 # lower collision chance
329 tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
330 trap 'ret=$?; rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" 2>/dev/null; exit $ret' 0
331
332 # As "mkdir -p" follows symlinks and we work in /tmp possibly; so
333 # create the $tmpdir first (and fail if unsuccessful) to make sure
334 # that nobody tries to guess the $tmpdir name.
335 if (umask $mkdir_umask &&
336 $mkdirprog $mkdir_mode "$tmpdir" &&
337 exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1
338 then
339 if test -z "$dir_arg" || {
340 # Check for POSIX incompatibilities with -m.
341 # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
342 # other-writable bit of parent directory when it shouldn't.
343 # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
344 test_tmpdir="$tmpdir/a"
345 ls_ld_tmpdir=`ls -ld "$test_tmpdir"`
346 case $ls_ld_tmpdir in
347 d????-?r-*) different_mode=700;;
348 d????-?--*) different_mode=755;;
349 *) false;;
350 esac &&
351 $mkdirprog -m$different_mode -p -- "$test_tmpdir" && {
352 ls_ld_tmpdir_1=`ls -ld "$test_tmpdir"`
353 test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
354 }
355 }
356 then posix_mkdir=:
357 fi
358 rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir"
359 else
360 # Remove any dirs left behind by ancient mkdir implementations.
361 rmdir ./$mkdir_mode ./-p ./-- "$tmpdir" 2>/dev/null
362 fi
363 trap '' 0;;
364 esac;;
365 esac
366
367 if
368 $posix_mkdir && (
369 umask $mkdir_umask &&
370 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
371 )
372 then :
373 else
374
375 # The umask is ridiculous, or mkdir does not conform to POSIX,
376 # or it failed possibly due to a race condition. Create the
377 # directory the slow way, step by step, checking for races as we go.
378
379 case $dstdir in
380 /*) prefix='/';;
381 [-=\(\)!]*) prefix='./';;
382 *) prefix='';;
383 esac
384
385 oIFS=$IFS
386 IFS=/
387 set -f
388 set fnord $dstdir
389 shift
390 set +f
391 IFS=$oIFS
392
393 prefixes=
394
395 for d
396 do
397 test X"$d" = X && continue
398
399 prefix=$prefix$d
400 if test -d "$prefix"; then
401 prefixes=
402 else
403 if $posix_mkdir; then
404 (umask=$mkdir_umask &&
405 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
406 # Don't fail if two instances are running concurrently.
407 test -d "$prefix" || exit 1
408 else
409 case $prefix in
410 *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
411 *) qprefix=$prefix;;
412 esac
413 prefixes="$prefixes '$qprefix'"
414 fi
415 fi
416 prefix=$prefix/
417 done
418
419 if test -n "$prefixes"; then
420 # Don't fail if two instances are running concurrently.
421 (umask $mkdir_umask &&
422 eval "\$doit_exec \$mkdirprog $prefixes") ||
423 test -d "$dstdir" || exit 1
424 obsolete_mkdir_used=true
425 fi
426 fi
427 fi
428
429 if test -n "$dir_arg"; then
430 { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
431 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
432 { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
433 test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
434 else
435
436 # Make a couple of temp file names in the proper directory.
437 dsttmp=$dstdir/_inst.$$_
438 rmtmp=$dstdir/_rm.$$_
439
440 # Trap to clean up those temp files at exit.
441 trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
442
443 # Copy the file name to the temp name.
444 (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
445
446 # and set any options; do chmod last to preserve setuid bits.
447 #
448 # If any of these fail, we abort the whole thing. If we want to
449 # ignore errors from any of these, just make sure not to ignore
450 # errors from the above "$doit $cpprog $src $dsttmp" command.
451 #
452 { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
453 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
454 { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
455 { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
456
457 # If -C, don't bother to copy if it wouldn't change the file.
458 if $copy_on_change &&
459 old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` &&
460 new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` &&
461 set -f &&
462 set X $old && old=:$2:$4:$5:$6 &&
463 set X $new && new=:$2:$4:$5:$6 &&
464 set +f &&
465 test "$old" = "$new" &&
466 $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
467 then
468 rm -f "$dsttmp"
469 else
470 # Rename the file to the real destination.
471 $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
472
473 # The rename failed, perhaps because mv can't rename something else
474 # to itself, or perhaps because mv is so ancient that it does not
475 # support -f.
476 {
477 # Now remove or move aside any old file at destination location.
478 # We try this two ways since rm can't unlink itself on some
479 # systems and the destination file might be busy for other
480 # reasons. In this case, the final cleanup might fail but the new
481 # file should still install successfully.
482 {
483 test ! -f "$dst" ||
484 $doit $rmcmd -f "$dst" 2>/dev/null ||
485 { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
486 { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
487 } ||
488 { echo "$0: cannot unlink or rename $dst" >&2
489 (exit 1); exit 1
490 }
491 } &&
492
493 # Now rename the file to the real destination.
494 $doit $mvcmd "$dsttmp" "$dst"
495 }
496 fi || exit 1
497
498 trap '' 0
499 fi
500done
501
502# Local variables:
503# eval: (add-hook 'write-file-hooks 'time-stamp)
504# time-stamp-start: "scriptversion="
505# time-stamp-format: "%:y-%02m-%02d.%02H"
506# time-stamp-time-zone: "UTC"
507# time-stamp-end: "; # UTC"
508# End:
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