2 # install - install a program, script, or datafile
4 scriptversion=2006-04-24.12
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.
10 # Copyright (C) 1994 X Consortium
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:
19 # The above copyright notice and this permission notice shall be included in
20 # all copies or substantial portions of the Software.
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.
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-
35 # FSF changes to this file are in the public domain.
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.
41 # This script is compatible with the BSD install script, but was written
42 # from scratch. It can only install one file at a time, a restriction
43 # shared with many OS's install programs.
45 # set DOITPROG to echo to test this script
47 # Don't use :- since 4.3BSD and earlier shells don't like it.
50 # put in absolute paths if you don't have them in your path; or use env. vars.
54 chmodprog="${CHMODPROG-chmod}"
55 chownprog="${CHOWNPROG-chown}"
56 chgrpprog="${CHGRPPROG-chgrp}"
57 stripprog="${STRIPPROG-strip}"
59 mkdirprog="${MKDIRPROG-mkdir}"
64 # Symbolic mode for testing mkdir with directories.
65 # It is the same as 755, but also tests that "u+" works.
66 test_mode=u=rwx,g=rx,o=rx,u+wx
68 # Desired mode of installed file.
71 # Desired mode of newly created intermediate directories.
72 # It is empty if not known yet.
87 usage="Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
88 or: $0 [OPTION]... SRCFILES... DIRECTORY
89 or: $0 [OPTION]... -t DIRECTORY SRCFILES...
90 or: $0 [OPTION]... -d DIRECTORIES...
92 In the 1st form, copy SRCFILE to DSTFILE.
93 In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
94 In the 4th, create DIRECTORIES.
98 -d create directories instead of installing files.
99 -g GROUP $chgrpprog installed files to GROUP.
100 -m MODE $chmodprog installed files to MODE.
101 -o USER $chownprog installed files to USER.
102 -s $stripprog installed files.
103 -t DIRECTORY install into DIRECTORY.
104 -T report an error if DSTFILE is a directory.
105 --help display this help and exit.
106 --version display version info and exit.
108 Environment variables override the default commands:
109 CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG
112 while test $# -ne 0; do
121 -g) chgrpcmd="$chgrpprog $2"
126 --help) echo "$usage"; exit $?;;
133 -o) chowncmd="$chownprog $2"
138 -s) stripcmd=$stripprog
147 -T) no_target_directory=true
151 --version) echo "$0 $scriptversion"; exit $?;;
156 -*) echo "$0: invalid option: $1" >&2
163 if test $# -ne 0 && test -z "$dir_arg$dstarg"; then
164 # When -d is used, all remaining arguments are directories to create.
165 # When -t is used, the destination is already specified.
166 # Otherwise, the last argument is the destination. Remove it from $@.
169 if test -n "$dstarg"; then
170 # $@ is not empty: it contains at least $arg.
171 set fnord "$@" "$dstarg"
179 if test $# -eq 0; then
180 if test -z "$dir_arg"; then
181 echo "$0: no input file specified." >&2
184 # It's OK to call `install-sh -d' without argument.
185 # This can happen when creating conditional directories.
189 test -n "$dir_arg" || trap '(exit $?); exit' 1 2 13 15
193 # Protect names starting with `-'.
198 if test -n "$dir_arg"; then
205 # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
206 # might cause directories to be created, which would be especially bad
207 # if $src (and thus $dsttmp) contains '*'.
208 if test ! -f "$src" && test ! -d "$src"; then
209 echo "$0: $src does not exist." >&2
213 if test -z "$dstarg"; then
214 echo "$0: no destination specified." >&2
219 # Protect names starting with `-'.
224 # If destination is a directory, append the input filename; won't work
225 # if double slashes aren't ignored.
226 if test -d "$dst"; then
227 if test -n "$no_target_directory"; then
228 echo "$0: $dstarg: Is a directory" >&2
232 dst=$dstdir/`basename "$src"`
235 # Prefer dirname, but fall back on a substitute if dirname fails.
237 (dirname "$dst") 2>/dev/null ||
238 expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
239 X"$dst" : 'X\(//\)[^/]' \| \
240 X"$dst" : 'X\(//\)$' \| \
241 X"$dst" : 'X\(/\)' \| \
242 . : '\(.\)' 2>/dev/null ||
244 sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
268 obsolete_mkdir_used=false
270 if test $dstdir_status != 0; then
274 if $mkdirprog -m $test_mode -p -- / >/dev/null 2>&1; then
277 # Remove any dirs left behind by ancient mkdir implementations.
278 rmdir ./-m "$test_mode" ./-p ./-- 2>/dev/null
285 # With -d, create the new directory with the user-specified mode.
286 # Otherwise, create it using the same intermediate mode that
287 # mkdir -p would use when creating intermediate directories.
288 # POSIX says that this mode is "$(umask -S),u+wx", so use that
291 if test -n "$dir_arg"; then
294 case $intermediate_mode in
296 if umask_S=`(umask -S) 2>/dev/null`; then
297 intermediate_mode=$umask_S,u+wx
299 intermediate_mode=$test_mode
302 mkdir_mode=$intermediate_mode
305 $mkdirprog -m "$mkdir_mode" -p -- "$dstdir"
310 # mkdir does not conform to POSIX, or it failed possibly due to
311 # a race condition. Create the directory the slow way, step by
312 # step, checking for races as we go.
322 if (set -f) 2>/dev/null; then
331 $posix_glob && set -f
334 $posix_glob && set +f
339 test "x$d" = x && continue
342 if test ! -d "$pathcomp"; then
343 $mkdirprog "$pathcomp"
344 # Don't fail if two instances are running concurrently.
345 test -d "$pathcomp" || exit 1
349 obsolete_mkdir_used=true
353 if test -n "$dir_arg"; then
354 { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
355 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
356 { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
357 test -z "$chmodcmd" || $doit $chmodcmd "$mode" "$dst"; } || exit 1
360 # Make a couple of temp file names in the proper directory.
361 dsttmp=$dstdir/_inst.$$_
362 rmtmp=$dstdir/_rm.$$_
364 # Trap to clean up those temp files at exit.
365 trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
367 # Copy the file name to the temp name.
368 $doit $cpprog "$src" "$dsttmp" &&
370 # and set any options; do chmod last to preserve setuid bits.
372 # If any of these fail, we abort the whole thing. If we want to
373 # ignore errors from any of these, just make sure not to ignore
374 # errors from the above "$doit $cpprog $src $dsttmp" command.
376 { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } \
377 && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } \
378 && { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } \
379 && { test -z "$chmodcmd" || $doit $chmodcmd "$mode" "$dsttmp"; } &&
381 # Now rename the file to the real destination.
382 { $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null \
384 # The rename failed, perhaps because mv can't rename something else
385 # to itself, or perhaps because mv is so ancient that it does not
388 # Now remove or move aside any old file at destination location.
389 # We try this two ways since rm can't unlink itself on some
390 # systems and the destination file might be busy for other
391 # reasons. In this case, the final cleanup might fail but the new
392 # file should still install successfully.
394 if test -f "$dst"; then
395 $doit $rmcmd -f "$dst" 2>/dev/null \
396 || { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null \
397 && { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }; }\
399 echo "$0: cannot unlink or rename $dst" >&2
407 # Now rename the file to the real destination.
408 $doit $mvcmd "$dsttmp" "$dst"
417 # eval: (add-hook 'write-file-hooks 'time-stamp)
418 # time-stamp-start: "scriptversion="
419 # time-stamp-format: "%:y-%02m-%02d.%02H"
420 # time-stamp-end: "$"