install-sh@ 99196

Last change on this file since 99196 was 96360, checked in by vboxsync, 2 years ago
libogg, libvorbis: export to OSE
Property svn:eol-style set to `LF` Property svn:executable set to ``* Property svn:keywords set to `Author Date Id Revision`
File size: 15.0 KB

Line
1	#!/bin/sh
2	# install - install a program, script, or datafile
3
4	scriptversion=2020-11-14.01; # 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	tab=' '
45	nl='
46	'
47	IFS=" $tab$nl"
48
49	# Set DOITPROG to "echo" to test this script.
50
51	doit=${DOITPROG-}
52	doit_exec=${doit:-exec}
53
54	# Put in absolute file names if you don't have them in your path;
55	# or use environment vars.
56
57	chgrpprog=${CHGRPPROG-chgrp}
58	chmodprog=${CHMODPROG-chmod}
59	chownprog=${CHOWNPROG-chown}
60	cmpprog=${CMPPROG-cmp}
61	cpprog=${CPPROG-cp}
62	mkdirprog=${MKDIRPROG-mkdir}
63	mvprog=${MVPROG-mv}
64	rmprog=${RMPROG-rm}
65	stripprog=${STRIPPROG-strip}
66
67	posix_mkdir=
68
69	# Desired mode of installed file.
70	mode=0755
71
72	# Create dirs (including intermediate dirs) using mode 755.
73	# This is like GNU 'install' as of coreutils 8.32 (2020).
74	mkdir_umask=22
75
76	backupsuffix=
77	chgrpcmd=
78	chmodcmd=$chmodprog
79	chowncmd=
80	mvcmd=$mvprog
81	rmcmd="$rmprog -f"
82	stripcmd=
83
84	src=
85	dst=
86	dir_arg=
87	dst_arg=
88
89	copy_on_change=false
90	is_target_a_directory=possibly
91
92	usage="\
93	Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
94	or: $0 [OPTION]... SRCFILES... DIRECTORY
95	or: $0 [OPTION]... -t DIRECTORY SRCFILES...
96	or: $0 [OPTION]... -d DIRECTORIES...
97
98	In the 1st form, copy SRCFILE to DSTFILE.
99	In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
100	In the 4th, create DIRECTORIES.
101
102	Options:
103	--help display this help and exit.
104	--version display version info and exit.
105
106	-c (ignored)
107	-C install only if different (preserve data modification time)
108	-d create directories instead of installing files.
109	-g GROUP $chgrpprog installed files to GROUP.
110	-m MODE $chmodprog installed files to MODE.
111	-o USER $chownprog installed files to USER.
112	-p pass -p to $cpprog.
113	-s $stripprog installed files.
114	-S SUFFIX attempt to back up existing files, with suffix SUFFIX.
115	-t DIRECTORY install into DIRECTORY.
116	-T report an error if DSTFILE is a directory.
117
118	Environment variables override the default commands:
119	CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
120	RMPROG STRIPPROG
121
122	By default, rm is invoked with -f; when overridden with RMPROG,
123	it's up to you to specify -f if you want it.
124
125	If -S is not specified, no backups are attempted.
126
127	Email bug reports to bug-automake@gnu.org.
128	Automake home page: https://www.gnu.org/software/automake/
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 $mode in
146	' ' \| "$tab" \| "$nl" \| ''* \| '?' \| '[')
147	echo "$0: invalid mode: $mode" >&2
148	exit 1;;
149	esac
150	shift;;
151
152	-o) chowncmd="$chownprog $2"
153	shift;;
154
155	-p) cpprog="$cpprog -p";;
156
157	-s) stripcmd=$stripprog;;
158
159	-S) backupsuffix="$2"
160	shift;;
161
162	-t)
163	is_target_a_directory=always
164	dst_arg=$2
165	# Protect names problematic for 'test' and other utilities.
166	case $dst_arg in
167	-* \| [=!]) dst_arg=./$dst_arg;;
168	esac
169	shift;;
170
171	-T) is_target_a_directory=never;;
172
173	--version) echo "$0 $scriptversion"; exit $?;;
174
175	--) shift
176	break;;
177
178	-*) echo "$0: invalid option: $1" >&2
179	exit 1;;
180
181	*) break;;
182	esac
183	shift
184	done
185
186	# We allow the use of options -d and -T together, by making -d
187	# take the precedence; this is for compatibility with GNU install.
188
189	if test -n "$dir_arg"; then
190	if test -n "$dst_arg"; then
191	echo "$0: target directory not allowed when installing a directory." >&2
192	exit 1
193	fi
194	fi
195
196	if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
197	# When -d is used, all remaining arguments are directories to create.
198	# When -t is used, the destination is already specified.
199	# Otherwise, the last argument is the destination. Remove it from $@.
200	for arg
201	do
202	if test -n "$dst_arg"; then
203	# $@ is not empty: it contains at least $arg.
204	set fnord "$@" "$dst_arg"
205	shift # fnord
206	fi
207	shift # arg
208	dst_arg=$arg
209	# Protect names problematic for 'test' and other utilities.
210	case $dst_arg in
211	-* \| [=!]) dst_arg=./$dst_arg;;
212	esac
213	done
214	fi
215
216	if test $# -eq 0; then
217	if test -z "$dir_arg"; then
218	echo "$0: no input file specified." >&2
219	exit 1
220	fi
221	# It's OK to call 'install-sh -d' without argument.
222	# This can happen when creating conditional directories.
223	exit 0
224	fi
225
226	if test -z "$dir_arg"; then
227	if test $# -gt 1 \|\| test "$is_target_a_directory" = always; then
228	if test ! -d "$dst_arg"; then
229	echo "$0: $dst_arg: Is not a directory." >&2
230	exit 1
231	fi
232	fi
233	fi
234
235	if test -z "$dir_arg"; then
236	do_exit='(exit $ret); exit $ret'
237	trap "ret=129; $do_exit" 1
238	trap "ret=130; $do_exit" 2
239	trap "ret=141; $do_exit" 13
240	trap "ret=143; $do_exit" 15
241
242	# Set umask so as not to create temps with too-generous modes.
243	# However, 'strip' requires both read and write access to temps.
244	case $mode in
245	# Optimize common cases.
246	*644) cp_umask=133;;
247	*755) cp_umask=22;;
248
249	*[0-7])
250	if test -z "$stripcmd"; then
251	u_plus_rw=
252	else
253	u_plus_rw='% 200'
254	fi
255	cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
256	*)
257	if test -z "$stripcmd"; then
258	u_plus_rw=
259	else
260	u_plus_rw=,u+rw
261	fi
262	cp_umask=$mode$u_plus_rw;;
263	esac
264	fi
265
266	for src
267	do
268	# Protect names problematic for 'test' and other utilities.
269	case $src in
270	-* \| [=!]) src=./$src;;
271	esac
272
273	if test -n "$dir_arg"; then
274	dst=$src
275	dstdir=$dst
276	test -d "$dstdir"
277	dstdir_status=$?
278	# Don't chown directories that already exist.
279	if test $dstdir_status = 0; then
280	chowncmd=""
281	fi
282	else
283
284	# Waiting for this to be detected by the "$cpprog $src $dsttmp" command
285	# might cause directories to be created, which would be especially bad
286	# if $src (and thus $dsttmp) contains '*'.
287	if test ! -f "$src" && test ! -d "$src"; then
288	echo "$0: $src does not exist." >&2
289	exit 1
290	fi
291
292	if test -z "$dst_arg"; then
293	echo "$0: no destination specified." >&2
294	exit 1
295	fi
296	dst=$dst_arg
297
298	# If destination is a directory, append the input filename.
299	if test -d "$dst"; then
300	if test "$is_target_a_directory" = never; then
301	echo "$0: $dst_arg: Is a directory" >&2
302	exit 1
303	fi
304	dstdir=$dst
305	dstbase=`basename "$src"`
306	case $dst in
307	*/) dst=$dst$dstbase;;
308	*) dst=$dst/$dstbase;;
309	esac
310	dstdir_status=0
311	else
312	dstdir=`dirname "$dst"`
313	test -d "$dstdir"
314	dstdir_status=$?
315	fi
316	fi
317
318	case $dstdir in
319	*/) dstdirslash=$dstdir;;
320	*) dstdirslash=$dstdir/;;
321	esac
322
323	obsolete_mkdir_used=false
324
325	if test $dstdir_status != 0; then
326	case $posix_mkdir in
327	'')
328	# With -d, create the new directory with the user-specified mode.
329	# Otherwise, rely on $mkdir_umask.
330	if test -n "$dir_arg"; then
331	mkdir_mode=-m$mode
332	else
333	mkdir_mode=
334	fi
335
336	posix_mkdir=false
337	# The $RANDOM variable is not portable (e.g., dash). Use it
338	# here however when possible just to lower collision chance.
339	tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
340
341	trap '
342	ret=$?
343	rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" 2>/dev/null
344	exit $ret
345	' 0
346
347	# Because "mkdir -p" follows existing symlinks and we likely work
348	# directly in world-writeable /tmp, make sure that the '$tmpdir'
349	# directory is successfully created first before we actually test
350	# 'mkdir -p'.
351	if (umask $mkdir_umask &&
352	$mkdirprog $mkdir_mode "$tmpdir" &&
353	exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1
354	then
355	if test -z "$dir_arg" \|\| {
356	# Check for POSIX incompatibilities with -m.
357	# HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
358	# other-writable bit of parent directory when it shouldn't.
359	# FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
360	test_tmpdir="$tmpdir/a"
361	ls_ld_tmpdir=`ls -ld "$test_tmpdir"`
362	case $ls_ld_tmpdir in
363	d????-?r-*) different_mode=700;;
364	d????-?--*) different_mode=755;;
365	*) false;;
366	esac &&
367	$mkdirprog -m$different_mode -p -- "$test_tmpdir" && {
368	ls_ld_tmpdir_1=`ls -ld "$test_tmpdir"`
369	test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
370	}
371	}
372	then posix_mkdir=:
373	fi
374	rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir"
375	else
376	# Remove any dirs left behind by ancient mkdir implementations.
377	rmdir ./$mkdir_mode ./-p ./-- "$tmpdir" 2>/dev/null
378	fi
379	trap '' 0;;
380	esac
381
382	if
383	$posix_mkdir && (
384	umask $mkdir_umask &&
385	$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
386	)
387	then :
388	else
389
390	# mkdir does not conform to POSIX,
391	# or it failed possibly due to a race condition. Create the
392	# directory the slow way, step by step, checking for races as we go.
393
394	case $dstdir in
395	/*) prefix='/';;
396	[-=!]*) prefix='./';;
397	*) prefix='';;
398	esac
399
400	oIFS=$IFS
401	IFS=/
402	set -f
403	set fnord $dstdir
404	shift
405	set +f
406	IFS=$oIFS
407
408	prefixes=
409
410	for d
411	do
412	test X"$d" = X && continue
413
414	prefix=$prefix$d
415	if test -d "$prefix"; then
416	prefixes=
417	else
418	if $posix_mkdir; then
419	(umask $mkdir_umask &&
420	$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
421	# Don't fail if two instances are running concurrently.
422	test -d "$prefix" \|\| exit 1
423	else
424	case $prefix in
425	\') qprefix=`echo "$prefix" \| sed "s/'/'\\\\\\\\''/g"`;;
426	*) qprefix=$prefix;;
427	esac
428	prefixes="$prefixes '$qprefix'"
429	fi
430	fi
431	prefix=$prefix/
432	done
433
434	if test -n "$prefixes"; then
435	# Don't fail if two instances are running concurrently.
436	(umask $mkdir_umask &&
437	eval "\$doit_exec \$mkdirprog $prefixes") \|\|
438	test -d "$dstdir" \|\| exit 1
439	obsolete_mkdir_used=true
440	fi
441	fi
442	fi
443
444	if test -n "$dir_arg"; then
445	{ test -z "$chowncmd" \|\| $doit $chowncmd "$dst"; } &&
446	{ test -z "$chgrpcmd" \|\| $doit $chgrpcmd "$dst"; } &&
447	{ test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false \|\|
448	test -z "$chmodcmd" \|\| $doit $chmodcmd $mode "$dst"; } \|\| exit 1
449	else
450
451	# Make a couple of temp file names in the proper directory.
452	dsttmp=${dstdirslash}_inst.$$_
453	rmtmp=${dstdirslash}_rm.$$_
454
455	# Trap to clean up those temp files at exit.
456	trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
457
458	# Copy the file name to the temp name.
459	(umask $cp_umask &&
460	{ test -z "$stripcmd" \|\| {
461	# Create $dsttmp read-write so that cp doesn't create it read-only,
462	# which would cause strip to fail.
463	if test -z "$doit"; then
464	: >"$dsttmp" # No need to fork-exec 'touch'.
465	else
466	$doit touch "$dsttmp"
467	fi
468	}
469	} &&
470	$doit_exec $cpprog "$src" "$dsttmp") &&
471
472	# and set any options; do chmod last to preserve setuid bits.
473	#
474	# If any of these fail, we abort the whole thing. If we want to
475	# ignore errors from any of these, just make sure not to ignore
476	# errors from the above "$doit $cpprog $src $dsttmp" command.
477	#
478	{ test -z "$chowncmd" \|\| $doit $chowncmd "$dsttmp"; } &&
479	{ test -z "$chgrpcmd" \|\| $doit $chgrpcmd "$dsttmp"; } &&
480	{ test -z "$stripcmd" \|\| $doit $stripcmd "$dsttmp"; } &&
481	{ test -z "$chmodcmd" \|\| $doit $chmodcmd $mode "$dsttmp"; } &&
482
483	# If -C, don't bother to copy if it wouldn't change the file.
484	if $copy_on_change &&
485	old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` &&
486	new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` &&
487	set -f &&
488	set X $old && old=:$2:$4:$5:$6 &&
489	set X $new && new=:$2:$4:$5:$6 &&
490	set +f &&
491	test "$old" = "$new" &&
492	$cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
493	then
494	rm -f "$dsttmp"
495	else
496	# If $backupsuffix is set, and the file being installed
497	# already exists, attempt a backup. Don't worry if it fails,
498	# e.g., if mv doesn't support -f.
499	if test -n "$backupsuffix" && test -f "$dst"; then
500	$doit $mvcmd -f "$dst" "$dst$backupsuffix" 2>/dev/null
501	fi
502
503	# Rename the file to the real destination.
504	$doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null \|\|
505
506	# The rename failed, perhaps because mv can't rename something else
507	# to itself, or perhaps because mv is so ancient that it does not
508	# support -f.
509	{
510	# Now remove or move aside any old file at destination location.
511	# We try this two ways since rm can't unlink itself on some
512	# systems and the destination file might be busy for other
513	# reasons. In this case, the final cleanup might fail but the new
514	# file should still install successfully.
515	{
516	test ! -f "$dst" \|\|
517	$doit $rmcmd "$dst" 2>/dev/null \|\|
518	{ $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
519	{ $doit $rmcmd "$rmtmp" 2>/dev/null; :; }
520	} \|\|
521	{ echo "$0: cannot unlink or rename $dst" >&2
522	(exit 1); exit 1
523	}
524	} &&
525
526	# Now rename the file to the real destination.
527	$doit $mvcmd "$dsttmp" "$dst"
528	}
529	fi \|\| exit 1
530
531	trap '' 0
532	fi
533	done
534
535	# Local variables:
536	# eval: (add-hook 'before-save-hook 'time-stamp)
537	# time-stamp-start: "scriptversion="
538	# time-stamp-format: "%:y-%02m-%02d.%02H"
539	# time-stamp-time-zone: "UTC0"
540	# time-stamp-end: "; # UTC"
541	# End:

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