blob: 8175c640fe6288a75cc846567ea5506086f326f4 [file] [log] [blame]
Guido van Rossum01b68fd1996-05-24 18:58:43 +00001#!/bin/sh
Guido van Rossum01b68fd1996-05-24 18:58:43 +00002# install - install a program, script, or datafile
stratakisb7ad31c2018-10-18 10:51:53 +02003
4scriptversion=2018-03-11.20; # UTC
5
Martin v. Löwisc1aa8dc2003-06-14 06:58:32 +00006# 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.
Neil Schemenauerc62e0ef2001-02-10 20:04:53 +00009#
Martin v. Löwisc1aa8dc2003-06-14 06:58:32 +000010# 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.
Neil Schemenauerc62e0ef2001-02-10 20:04:53 +000036#
37# Calling this script install-sh is preferred over install.sh, to prevent
stratakisb7ad31c2018-10-18 10:51:53 +020038# 'make' implicit rules from creating a file called install from it
Neil Schemenauerc62e0ef2001-02-10 20:04:53 +000039# when there is no Makefile.
Guido van Rossum01b68fd1996-05-24 18:58:43 +000040#
41# This script is compatible with the BSD install script, but was written
stratakisb7ad31c2018-10-18 10:51:53 +020042# from scratch.
Guido van Rossum01b68fd1996-05-24 18:58:43 +000043
stratakisb7ad31c2018-10-18 10:51:53 +020044tab=' '
45nl='
46'
47IFS=" $tab$nl"
Guido van Rossum01b68fd1996-05-24 18:58:43 +000048
stratakisb7ad31c2018-10-18 10:51:53 +020049# Set DOITPROG to "echo" to test this script.
Guido van Rossum01b68fd1996-05-24 18:58:43 +000050
stratakisb7ad31c2018-10-18 10:51:53 +020051doit=${DOITPROG-}
52doit_exec=${doit:-exec}
Guido van Rossum01b68fd1996-05-24 18:58:43 +000053
stratakisb7ad31c2018-10-18 10:51:53 +020054# Put in absolute file names if you don't have them in your path;
55# or use environment vars.
Guido van Rossum01b68fd1996-05-24 18:58:43 +000056
stratakisb7ad31c2018-10-18 10:51:53 +020057chgrpprog=${CHGRPPROG-chgrp}
58chmodprog=${CHMODPROG-chmod}
59chownprog=${CHOWNPROG-chown}
60cmpprog=${CMPPROG-cmp}
61cpprog=${CPPROG-cp}
62mkdirprog=${MKDIRPROG-mkdir}
63mvprog=${MVPROG-mv}
64rmprog=${RMPROG-rm}
65stripprog=${STRIPPROG-strip}
Guido van Rossum01b68fd1996-05-24 18:58:43 +000066
stratakisb7ad31c2018-10-18 10:51:53 +020067posix_mkdir=
Guido van Rossum01b68fd1996-05-24 18:58:43 +000068
stratakisb7ad31c2018-10-18 10:51:53 +020069# Desired mode of installed file.
70mode=0755
71
72chgrpcmd=
73chmodcmd=$chmodprog
74chowncmd=
75mvcmd=$mvprog
Guido van Rossum01b68fd1996-05-24 18:58:43 +000076rmcmd="$rmprog -f"
stratakisb7ad31c2018-10-18 10:51:53 +020077stripcmd=
Guido van Rossum01b68fd1996-05-24 18:58:43 +000078
stratakisb7ad31c2018-10-18 10:51:53 +020079src=
80dst=
81dir_arg=
82dst_arg=
Guido van Rossum01b68fd1996-05-24 18:58:43 +000083
stratakisb7ad31c2018-10-18 10:51:53 +020084copy_on_change=false
85is_target_a_directory=possibly
Neil Schemenauerc62e0ef2001-02-10 20:04:53 +000086
stratakisb7ad31c2018-10-18 10:51:53 +020087usage="\
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...
Guido van Rossum01b68fd1996-05-24 18:58:43 +000092
stratakisb7ad31c2018-10-18 10:51:53 +020093In the 1st form, copy SRCFILE to DSTFILE.
94In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
95In the 4th, create DIRECTORIES.
Guido van Rossum01b68fd1996-05-24 18:58:43 +000096
stratakisb7ad31c2018-10-18 10:51:53 +020097Options:
98 --help display this help and exit.
99 --version display version info and exit.
Guido van Rossum01b68fd1996-05-24 18:58:43 +0000100
stratakisb7ad31c2018-10-18 10:51:53 +0200101 -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.
Guido van Rossum01b68fd1996-05-24 18:58:43 +0000110
stratakisb7ad31c2018-10-18 10:51:53 +0200111Environment variables override the default commands:
112 CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
113 RMPROG STRIPPROG
114"
Neil Schemenauerc62e0ef2001-02-10 20:04:53 +0000115
stratakisb7ad31c2018-10-18 10:51:53 +0200116while test $# -ne 0; do
117 case $1 in
118 -c) ;;
Neil Schemenauerc62e0ef2001-02-10 20:04:53 +0000119
stratakisb7ad31c2018-10-18 10:51:53 +0200120 -C) copy_on_change=true;;
121
122 -d) dir_arg=true;;
123
124 -g) chgrpcmd="$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;;
Guido van Rossum01b68fd1996-05-24 18:58:43 +0000192 esac
stratakisb7ad31c2018-10-18 10:51:53 +0200193 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.
275 if test -d "$dst"; then
276 if test "$is_target_a_directory" = never; then
277 echo "$0: $dst_arg: Is a directory" >&2
278 exit 1
279 fi
280 dstdir=$dst
281 dstbase=`basename "$src"`
282 case $dst in
283 */) dst=$dst$dstbase;;
284 *) dst=$dst/$dstbase;;
285 esac
286 dstdir_status=0
287 else
288 dstdir=`dirname "$dst"`
289 test -d "$dstdir"
290 dstdir_status=$?
291 fi
292 fi
293
294 case $dstdir in
295 */) dstdirslash=$dstdir;;
296 *) dstdirslash=$dstdir/;;
297 esac
298
299 obsolete_mkdir_used=false
300
301 if test $dstdir_status != 0; then
302 case $posix_mkdir in
303 '')
304 # Create intermediate dirs using mode 755 as modified by the umask.
305 # This is like FreeBSD 'install' as of 1997-10-28.
306 umask=`umask`
307 case $stripcmd.$umask in
308 # Optimize common cases.
309 *[2367][2367]) mkdir_umask=$umask;;
310 .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
311
312 *[0-7])
313 mkdir_umask=`expr $umask + 22 \
314 - $umask % 100 % 40 + $umask % 20 \
315 - $umask % 10 % 4 + $umask % 2
316 `;;
317 *) mkdir_umask=$umask,go-w;;
318 esac
319
320 # With -d, create the new directory with the user-specified mode.
321 # Otherwise, rely on $mkdir_umask.
322 if test -n "$dir_arg"; then
323 mkdir_mode=-m$mode
324 else
325 mkdir_mode=
326 fi
327
328 posix_mkdir=false
329 case $umask in
330 *[123567][0-7][0-7])
331 # POSIX mkdir -p sets u+wx bits regardless of umask, which
332 # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
333 ;;
334 *)
335 # Note that $RANDOM variable is not portable (e.g. dash); Use it
336 # here however when possible just to lower collision chance.
337 tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
338
339 trap 'ret=$?; rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" 2>/dev/null; exit $ret' 0
340
341 # Because "mkdir -p" follows existing symlinks and we likely work
342 # directly in world-writeable /tmp, make sure that the '$tmpdir'
343 # directory is successfully created first before we actually test
344 # 'mkdir -p' feature.
345 if (umask $mkdir_umask &&
346 $mkdirprog $mkdir_mode "$tmpdir" &&
347 exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1
348 then
349 if test -z "$dir_arg" || {
350 # Check for POSIX incompatibilities with -m.
351 # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
352 # other-writable bit of parent directory when it shouldn't.
353 # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
354 test_tmpdir="$tmpdir/a"
355 ls_ld_tmpdir=`ls -ld "$test_tmpdir"`
356 case $ls_ld_tmpdir in
357 d????-?r-*) different_mode=700;;
358 d????-?--*) different_mode=755;;
359 *) false;;
360 esac &&
361 $mkdirprog -m$different_mode -p -- "$test_tmpdir" && {
362 ls_ld_tmpdir_1=`ls -ld "$test_tmpdir"`
363 test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
364 }
365 }
366 then posix_mkdir=:
367 fi
368 rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir"
369 else
370 # Remove any dirs left behind by ancient mkdir implementations.
371 rmdir ./$mkdir_mode ./-p ./-- "$tmpdir" 2>/dev/null
372 fi
373 trap '' 0;;
374 esac;;
375 esac
376
377 if
378 $posix_mkdir && (
379 umask $mkdir_umask &&
380 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
381 )
382 then :
383 else
384
385 # The umask is ridiculous, or mkdir does not conform to POSIX,
386 # or it failed possibly due to a race condition. Create the
387 # directory the slow way, step by step, checking for races as we go.
388
389 case $dstdir in
390 /*) prefix='/';;
391 [-=\(\)!]*) prefix='./';;
392 *) prefix='';;
393 esac
394
395 oIFS=$IFS
396 IFS=/
397 set -f
398 set fnord $dstdir
399 shift
400 set +f
401 IFS=$oIFS
402
403 prefixes=
404
405 for d
406 do
407 test X"$d" = X && continue
408
409 prefix=$prefix$d
410 if test -d "$prefix"; then
411 prefixes=
412 else
413 if $posix_mkdir; then
414 (umask=$mkdir_umask &&
415 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
416 # Don't fail if two instances are running concurrently.
417 test -d "$prefix" || exit 1
418 else
419 case $prefix in
420 *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
421 *) qprefix=$prefix;;
422 esac
423 prefixes="$prefixes '$qprefix'"
424 fi
425 fi
426 prefix=$prefix/
427 done
428
429 if test -n "$prefixes"; then
430 # Don't fail if two instances are running concurrently.
431 (umask $mkdir_umask &&
432 eval "\$doit_exec \$mkdirprog $prefixes") ||
433 test -d "$dstdir" || exit 1
434 obsolete_mkdir_used=true
435 fi
436 fi
437 fi
438
439 if test -n "$dir_arg"; then
440 { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
441 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
442 { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
443 test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
444 else
445
446 # Make a couple of temp file names in the proper directory.
447 dsttmp=${dstdirslash}_inst.$$_
448 rmtmp=${dstdirslash}_rm.$$_
449
450 # Trap to clean up those temp files at exit.
451 trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
452
453 # Copy the file name to the temp name.
454 (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
455
456 # and set any options; do chmod last to preserve setuid bits.
457 #
458 # If any of these fail, we abort the whole thing. If we want to
459 # ignore errors from any of these, just make sure not to ignore
460 # errors from the above "$doit $cpprog $src $dsttmp" command.
461 #
462 { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
463 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
464 { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
465 { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
466
467 # If -C, don't bother to copy if it wouldn't change the file.
468 if $copy_on_change &&
469 old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` &&
470 new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` &&
471 set -f &&
472 set X $old && old=:$2:$4:$5:$6 &&
473 set X $new && new=:$2:$4:$5:$6 &&
474 set +f &&
475 test "$old" = "$new" &&
476 $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
477 then
478 rm -f "$dsttmp"
479 else
480 # Rename the file to the real destination.
481 $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
482
483 # The rename failed, perhaps because mv can't rename something else
484 # to itself, or perhaps because mv is so ancient that it does not
485 # support -f.
486 {
487 # Now remove or move aside any old file at destination location.
488 # We try this two ways since rm can't unlink itself on some
489 # systems and the destination file might be busy for other
490 # reasons. In this case, the final cleanup might fail but the new
491 # file should still install successfully.
492 {
493 test ! -f "$dst" ||
494 $doit $rmcmd -f "$dst" 2>/dev/null ||
495 { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
496 { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
497 } ||
498 { echo "$0: cannot unlink or rename $dst" >&2
499 (exit 1); exit 1
500 }
501 } &&
502
503 # Now rename the file to the real destination.
504 $doit $mvcmd "$dsttmp" "$dst"
505 }
506 fi || exit 1
507
508 trap '' 0
509 fi
Guido van Rossum01b68fd1996-05-24 18:58:43 +0000510done
511
stratakisb7ad31c2018-10-18 10:51:53 +0200512# Local variables:
513# eval: (add-hook 'before-save-hook 'time-stamp)
514# time-stamp-start: "scriptversion="
515# time-stamp-format: "%:y-%02m-%02d.%02H"
516# time-stamp-time-zone: "UTC0"
517# time-stamp-end: "; # UTC"
518# End: