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1 | #!/bin/sh |
2 | # install - install a program, script, or datafile |
3 | |
4 | scriptversion=2005-11-07.23 |
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. It can only install one file at a time, a restriction |
43 | # shared with many OS's install programs. |
44 | |
45 | # set DOITPROG to echo to test this script |
46 | |
47 | # Don't use :- since 4.3BSD and earlier shells don't like it. |
48 | doit="${DOITPROG-}" |
49 | |
50 | # put in absolute paths if you don't have them in your path; or use env. vars. |
51 | |
52 | mvprog="${MVPROG-mv}" |
53 | cpprog="${CPPROG-cp}" |
54 | chmodprog="${CHMODPROG-chmod}" |
55 | chownprog="${CHOWNPROG-chown}" |
56 | chgrpprog="${CHGRPPROG-chgrp}" |
57 | stripprog="${STRIPPROG-strip}" |
58 | rmprog="${RMPROG-rm}" |
59 | mkdirprog="${MKDIRPROG-mkdir}" |
60 | |
61 | posix_glob= |
62 | posix_mkdir= |
63 | |
64 | # Symbolic mode for testing mkdir with directories. |
65 | # It is the same as 755, but also tests that "u+" works. |
66 | test_mode=u=rwx,g=rx,o=rx,u+wx |
67 | |
68 | # Desired mode of installed file. |
69 | mode=0755 |
70 | |
71 | # Desired mode of newly created intermediate directories. |
72 | # It is empty if not known yet. |
73 | intermediate_mode= |
74 | |
75 | chmodcmd=$chmodprog |
76 | chowncmd= |
77 | chgrpcmd= |
78 | stripcmd= |
79 | rmcmd="$rmprog -f" |
80 | mvcmd="$mvprog" |
81 | src= |
82 | dst= |
83 | dir_arg= |
84 | dstarg= |
85 | no_target_directory= |
86 | |
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... |
91 | |
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. |
95 | |
96 | Options: |
97 | -c (ignored) |
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. |
107 | |
108 | Environment variables override the default commands: |
109 | CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG |
110 | " |
111 | |
112 | while test -n "$1"; do |
113 | case $1 in |
114 | -c) shift |
115 | continue;; |
116 | |
117 | -d) dir_arg=true |
118 | shift |
119 | continue;; |
120 | |
121 | -g) chgrpcmd="$chgrpprog $2" |
122 | shift |
123 | shift |
124 | continue;; |
125 | |
126 | --help) echo "$usage"; exit $?;; |
127 | |
128 | -m) mode=$2 |
129 | shift |
130 | shift |
131 | continue;; |
132 | |
133 | -o) chowncmd="$chownprog $2" |
134 | shift |
135 | shift |
136 | continue;; |
137 | |
138 | -s) stripcmd=$stripprog |
139 | shift |
140 | continue;; |
141 | |
142 | -t) dstarg=$2 |
143 | shift |
144 | shift |
145 | continue;; |
146 | |
147 | -T) no_target_directory=true |
148 | shift |
149 | continue;; |
150 | |
151 | --version) echo "$0 $scriptversion"; exit $?;; |
152 | |
153 | *) # When -d is used, all remaining arguments are directories to create. |
154 | # When -t is used, the destination is already specified. |
155 | test -n "$dir_arg$dstarg" && break |
156 | # Otherwise, the last argument is the destination. Remove it from $@. |
157 | for arg |
158 | do |
159 | if test -n "$dstarg"; then |
160 | # $@ is not empty: it contains at least $arg. |
161 | set fnord "$@" "$dstarg" |
162 | shift # fnord |
163 | fi |
164 | shift # arg |
165 | dstarg=$arg |
166 | done |
167 | break;; |
168 | esac |
169 | done |
170 | |
171 | if test -z "$1"; then |
172 | if test -z "$dir_arg"; then |
173 | echo "$0: no input file specified." >&2 |
174 | exit 1 |
175 | fi |
176 | # It's OK to call `install-sh -d' without argument. |
177 | # This can happen when creating conditional directories. |
178 | exit 0 |
179 | fi |
180 | |
181 | test -n "$dir_arg" || trap '(exit $?); exit' 1 2 13 15 |
182 | |
183 | for src |
184 | do |
185 | # Protect names starting with `-'. |
186 | case $src in |
187 | -*) src=./$src ;; |
188 | esac |
189 | |
190 | if test -n "$dir_arg"; then |
191 | dst=$src |
192 | dstdir=$dst |
193 | test -d "$dstdir" |
194 | dstdir_status=$? |
195 | else |
196 | |
197 | # Waiting for this to be detected by the "$cpprog $src $dsttmp" command |
198 | # might cause directories to be created, which would be especially bad |
199 | # if $src (and thus $dsttmp) contains '*'. |
200 | if test ! -f "$src" && test ! -d "$src"; then |
201 | echo "$0: $src does not exist." >&2 |
202 | exit 1 |
203 | fi |
204 | |
205 | if test -z "$dstarg"; then |
206 | echo "$0: no destination specified." >&2 |
207 | exit 1 |
208 | fi |
209 | |
210 | dst=$dstarg |
211 | # Protect names starting with `-'. |
212 | case $dst in |
213 | -*) dst=./$dst ;; |
214 | esac |
215 | |
216 | # If destination is a directory, append the input filename; won't work |
217 | # if double slashes aren't ignored. |
218 | if test -d "$dst"; then |
219 | if test -n "$no_target_directory"; then |
220 | echo "$0: $dstarg: Is a directory" >&2 |
221 | exit 1 |
222 | fi |
223 | dstdir=$dst |
224 | dst=$dstdir/`basename "$src"` |
225 | dstdir_status=0 |
226 | else |
227 | # Prefer dirname, but fall back on a substitute if dirname fails. |
228 | dstdir=` |
229 | (dirname "$dst") 2>/dev/null || |
230 | expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ |
231 | X"$dst" : 'X\(//\)[^/]' \| \ |
232 | X"$dst" : 'X\(//\)$' \| \ |
233 | X"$dst" : 'X\(/\)' \| \ |
234 | . : '\(.\)' 2>/dev/null || |
235 | echo X"$dst" | |
236 | sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; } |
237 | /^X\(\/\/\)[^/].*/{ s//\1/; q; } |
238 | /^X\(\/\/\)$/{ s//\1/; q; } |
239 | /^X\(\/\).*/{ s//\1/; q; } |
240 | s/.*/./; q' |
241 | ` |
242 | |
243 | test -d "$dstdir" |
244 | dstdir_status=$? |
245 | fi |
246 | fi |
247 | |
248 | obsolete_mkdir_used=false |
249 | |
250 | if test $dstdir_status != 0; then |
251 | case $posix_mkdir in |
252 | '') |
253 | posix_mkdir=false |
254 | if $mkdirprog -m $test_mode -p -- / >/dev/null 2>&1; then |
255 | posix_mkdir=true |
256 | else |
257 | # Remove any dirs left behind by ancient mkdir implementations. |
258 | rmdir ./-m "$test_mode" ./-p ./-- 2>/dev/null |
259 | fi ;; |
260 | esac |
261 | |
262 | if |
263 | $posix_mkdir && { |
264 | |
265 | # With -d, create the new directory with the user-specified mode. |
266 | # Otherwise, create it using the same intermediate mode that |
267 | # mkdir -p would use when creating intermediate directories. |
268 | # POSIX says that this mode is "$(umask -S),u+wx", so use that |
269 | # if umask -S works. |
270 | |
271 | if test -n "$dir_arg"; then |
272 | mkdir_mode=$mode |
273 | else |
274 | case $intermediate_mode in |
275 | '') |
276 | if umask_S=`(umask -S) 2>/dev/null`; then |
277 | intermediate_mode=$umask_S,u+wx |
278 | else |
279 | intermediate_mode=$test_mode |
280 | fi ;; |
281 | esac |
282 | mkdir_mode=$intermediate_mode |
283 | fi |
284 | |
285 | $mkdirprog -m "$mkdir_mode" -p -- "$dstdir" |
286 | } |
287 | then : |
288 | else |
289 | |
290 | # mkdir does not conform to POSIX, or it failed possibly due to |
291 | # a race condition. Create the directory the slow way, step by |
292 | # step, checking for races as we go. |
293 | |
294 | case $dstdir in |
295 | /*) pathcomp=/ ;; |
296 | -*) pathcomp=./ ;; |
297 | *) pathcomp= ;; |
298 | esac |
299 | |
300 | case $posix_glob in |
301 | '') |
302 | if (set -f) 2>/dev/null; then |
303 | posix_glob=true |
304 | else |
305 | posix_glob=false |
306 | fi ;; |
307 | esac |
308 | |
309 | oIFS=$IFS |
310 | IFS=/ |
311 | $posix_glob && set -f |
312 | set fnord $dstdir |
313 | shift |
314 | $posix_glob && set +f |
315 | IFS=$oIFS |
316 | |
317 | for d |
318 | do |
319 | test "x$d" = x && continue |
320 | |
321 | pathcomp=$pathcomp$d |
322 | if test ! -d "$pathcomp"; then |
323 | $mkdirprog "$pathcomp" |
324 | # Don't fail if two instances are running concurrently. |
325 | test -d "$pathcomp" || exit 1 |
326 | fi |
327 | pathcomp=$pathcomp/ |
328 | done |
329 | obsolete_mkdir_used=true |
330 | fi |
331 | fi |
332 | |
333 | if test -n "$dir_arg"; then |
334 | { test -z "$chowncmd" || $doit $chowncmd "$dst"; } && |
335 | { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } && |
336 | { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false || |
337 | test -z "$chmodcmd" || $doit $chmodcmd "$mode" "$dst"; } || exit 1 |
338 | else |
339 | |
340 | # Make a couple of temp file names in the proper directory. |
341 | dsttmp=$dstdir/_inst.$$_ |
342 | rmtmp=$dstdir/_rm.$$_ |
343 | |
344 | # Trap to clean up those temp files at exit. |
345 | trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 |
346 | |
347 | # Copy the file name to the temp name. |
348 | $doit $cpprog "$src" "$dsttmp" && |
349 | |
350 | # and set any options; do chmod last to preserve setuid bits. |
351 | # |
352 | # If any of these fail, we abort the whole thing. If we want to |
353 | # ignore errors from any of these, just make sure not to ignore |
354 | # errors from the above "$doit $cpprog $src $dsttmp" command. |
355 | # |
356 | { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } \ |
357 | && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } \ |
358 | && { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } \ |
359 | && { test -z "$chmodcmd" || $doit $chmodcmd "$mode" "$dsttmp"; } && |
360 | |
361 | # Now rename the file to the real destination. |
362 | { $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null \ |
363 | || { |
364 | # The rename failed, perhaps because mv can't rename something else |
365 | # to itself, or perhaps because mv is so ancient that it does not |
366 | # support -f. |
367 | |
368 | # Now remove or move aside any old file at destination location. |
369 | # We try this two ways since rm can't unlink itself on some |
370 | # systems and the destination file might be busy for other |
371 | # reasons. In this case, the final cleanup might fail but the new |
372 | # file should still install successfully. |
373 | { |
374 | if test -f "$dst"; then |
375 | $doit $rmcmd -f "$dst" 2>/dev/null \ |
376 | || { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null \ |
377 | && { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }; }\ |
378 | || { |
379 | echo "$0: cannot unlink or rename $dst" >&2 |
380 | (exit 1); exit 1 |
381 | } |
382 | else |
383 | : |
384 | fi |
385 | } && |
386 | |
387 | # Now rename the file to the real destination. |
388 | $doit $mvcmd "$dsttmp" "$dst" |
389 | } |
390 | } || exit 1 |
391 | |
392 | trap '' 0 |
393 | fi |
394 | done |
395 | |
396 | # Local variables: |
397 | # eval: (add-hook 'write-file-hooks 'time-stamp) |
398 | # time-stamp-start: "scriptversion=" |
399 | # time-stamp-format: "%:y-%02m-%02d.%02H" |
400 | # time-stamp-end: "$" |
401 | # End: |