1 #!/bin/sh
2 # install - install a program, script, or datafile
3
4 scriptversion=2006-10-14.15
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 nl='
45 '
46 IFS=" "" $nl"
47
48 # set DOITPROG to echo to test this script
49
50 # Don't use :- since 4.3BSD and earlier shells don't like it.
51 doit="${DOITPROG-}"
52 if test -z "$doit"; then
53 doit_exec=exec
54 else
55 doit_exec=$doit
56 fi
57
58 # Put in absolute file names if you don't have them in your path;
59 # or use environment vars.
60
61 mvprog="${MVPROG-mv}"
62 cpprog="${CPPROG-cp}"
63 chmodprog="${CHMODPROG-chmod}"
64 chownprog="${CHOWNPROG-chown}"
65 chgrpprog="${CHGRPPROG-chgrp}"
66 stripprog="${STRIPPROG-strip}"
67 rmprog="${RMPROG-rm}"
68 mkdirprog="${MKDIRPROG-mkdir}"
69
70 posix_glob=
71 posix_mkdir=
72
73 # Desired mode of installed file.
74 mode=0755
75
76 chmodcmd=$chmodprog
77 chowncmd=
78 chgrpcmd=
79 stripcmd=
80 rmcmd="$rmprog -f"
81 mvcmd="$mvprog"
82 src=
83 dst=
84 dir_arg=
85 dstarg=
86 no_target_directory=
87
88 usage="Usage: $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
93 In the 1st form, copy SRCFILE to DSTFILE.
94 In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
95 In the 4th, create DIRECTORIES.
96
97 Options:
98 -c (ignored)
99 -d create directories instead of installing files.
100 -g GROUP $chgrpprog installed files to GROUP.
101 -m MODE $chmodprog installed files to MODE.
102 -o USER $chownprog installed files to USER.
103 -s $stripprog installed files.
104 -t DIRECTORY install into DIRECTORY.
105 -T report an error if DSTFILE is a directory.
106 --help display this help and exit.
107 --version display version info and exit.
108
109 Environment variables override the default commands:
110 CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG
111 "
112
113 while test $# -ne 0; do
114 case $1 in
115 -c) shift
116 continue;;
117
118 -d) dir_arg=true
119 shift
120 continue;;
121
122 -g) chgrpcmd="$chgrpprog $2"
123 shift
124 shift
125 continue;;
126
127 --help) echo "$usage"; exit $?;;
128
129 -m) mode=$2
130 shift
131 shift
132 case $mode in
133 *' '* | *' '* | *'
134 '* | *'*'* | *'?'* | *'['*)
135 echo "$0: invalid mode: $mode" >&2
136 exit 1;;
137 esac
138 continue;;
139
140 -o) chowncmd="$chownprog $2"
141 shift
142 shift
143 continue;;
144
145 -s) stripcmd=$stripprog
146 shift
147 continue;;
148
149 -t) dstarg=$2
150 shift
151 shift
152 continue;;
153
154 -T) no_target_directory=true
155 shift
156 continue;;
157
158 --version) echo "$0 $scriptversion"; exit $?;;
159
160 --) shift
161 break;;
162
163 -*) echo "$0: invalid option: $1" >&2
164 exit 1;;
165
166 *) break;;
167 esac
168 done
169
170 if test $# -ne 0 && test -z "$dir_arg$dstarg"; then
171 # When -d is used, all remaining arguments are directories to create.
172 # When -t is used, the destination is already specified.
173 # Otherwise, the last argument is the destination. Remove it from $@.
174 for arg
175 do
176 if test -n "$dstarg"; then
177 # $@ is not empty: it contains at least $arg.
178 set fnord "$@" "$dstarg"
179 shift # fnord
180 fi
181 shift # arg
182 dstarg=$arg
183 done
184 fi
185
186 if test $# -eq 0; then
187 if test -z "$dir_arg"; then
188 echo "$0: no input file specified." >&2
189 exit 1
190 fi
191 # It's OK to call `install-sh -d' without argument.
192 # This can happen when creating conditional directories.
193 exit 0
194 fi
195
196 if test -z "$dir_arg"; then
197 trap '(exit $?); exit' 1 2 13 15
198
199 # Set umask so as not to create temps with too-generous modes.
200 # However, 'strip' requires both read and write access to temps.
201 case $mode in
202 # Optimize common cases.
203 *644) cp_umask=133;;
204 *755) cp_umask=22;;
205
206 *[0-7])
207 if test -z "$stripcmd"; then
208 u_plus_rw=
209 else
210 u_plus_rw='% 200'
211 fi
212 cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
213 *)
214 if test -z "$stripcmd"; then
215 u_plus_rw=
216 else
217 u_plus_rw=,u+rw
218 fi
219 cp_umask=$mode$u_plus_rw;;
220 esac
221 fi
222
223 for src
224 do
225 # Protect names starting with `-'.
226 case $src in
227 -*) src=./$src ;;
228 esac
229
230 if test -n "$dir_arg"; then
231 dst=$src
232 dstdir=$dst
233 test -d "$dstdir"
234 dstdir_status=$?
235 else
236
237 # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
238 # might cause directories to be created, which would be especially bad
239 # if $src (and thus $dsttmp) contains '*'.
240 if test ! -f "$src" && test ! -d "$src"; then
241 echo "$0: $src does not exist." >&2
242 exit 1
243 fi
244
245 if test -z "$dstarg"; then
246 echo "$0: no destination specified." >&2
247 exit 1
248 fi
249
250 dst=$dstarg
251 # Protect names starting with `-'.
252 case $dst in
253 -*) dst=./$dst ;;
254 esac
255
256 # If destination is a directory, append the input filename; won't work
257 # if double slashes aren't ignored.
258 if test -d "$dst"; then
259 if test -n "$no_target_directory"; then
260 echo "$0: $dstarg: Is a directory" >&2
261 exit 1
262 fi
263 dstdir=$dst
264 dst=$dstdir/`basename "$src"`
265 dstdir_status=0
266 else
267 # Prefer dirname, but fall back on a substitute if dirname fails.
268 dstdir=`
269 (dirname "$dst") 2>/dev/null ||
270 expr X"$dst" : 'X(.*[^/])//*[^/][^/]*/*$' |
271 X"$dst" : 'X(//)[^/]' |
272 X"$dst" : 'X(//)$' |
273 X"$dst" : 'X(/)' | . 2>/dev/null ||
274 echo X"$dst" |
275 sed '/^X(.*[^/])//*[^/][^/]*/*$/{
276 s//1/
277 q
278 }
279 /^X(//)[^/].*/{
280 s//1/
281 q
282 }
283 /^X(//)$/{
284 s//1/
285 q
286 }
287 /^X(/).*/{
288 s//1/
289 q
290 }
291 s/.*/./; q'
292 `
293
294 test -d "$dstdir"
295 dstdir_status=$?
296 fi
297 fi
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 $umask in
330 *[123567][0-7][0-7])
331 # POSIX mkdir -p sets u+wx bits regardless of umask, which
332 # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
333 ;;
334 *)
335 tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
336 trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
337
338 if (umask $mkdir_umask &&
339 exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1
340 then
341 if test -z "$dir_arg" || {
342 # Check for POSIX incompatibilities with -m.
343 # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
344 # other-writeable bit of parent directory when it shouldn't.
345 # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
346 ls_ld_tmpdir=`ls -ld "$tmpdir"`
347 case $ls_ld_tmpdir in
348 d????-?r-*) different_mode=700;;
349 d????-?--*) different_mode=755;;
350 *) false;;
351 esac &&
352 $mkdirprog -m$different_mode -p -- "$tmpdir" && {
353 ls_ld_tmpdir_1=`ls -ld "$tmpdir"`
354 test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
355 }
356 }
357 then posix_mkdir=:
358 fi
359 rmdir "$tmpdir/d" "$tmpdir"
360 else
361 # Remove any dirs left behind by ancient mkdir implementations.
362 rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null
363 fi
364 trap '' 0;;
365 esac;;
366 esac
367
368 if
369 $posix_mkdir && (
370 umask $mkdir_umask &&
371 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
372 )
373 then :
374 else
375
376 # The umask is ridiculous, or mkdir does not conform to POSIX,
377 # or it failed possibly due to a race condition. Create the
378 # directory the slow way, step by step, checking for races as we go.
379
380 case $dstdir in
381 /*) prefix=/ ;;
382 -*) prefix=./ ;;
383 *) prefix= ;;
384 esac
385
386 case $posix_glob in
387 '')
388 if (set -f) 2>/dev/null; then
389 posix_glob=true
390 else
391 posix_glob=false
392 fi ;;
393 esac
394
395 oIFS=$IFS
396 IFS=/
397 $posix_glob && set -f
398 set fnord $dstdir
399 shift
400 $posix_glob && set +f
401 IFS=$oIFS
402
403 prefixes=
404
405 for d
406 do
407 test -z "$d" && 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=$dstdir/_inst.$$_
448 rmtmp=$dstdir/_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 # Now rename the file to the real destination.
468 { $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null
469 || {
470 # The rename failed, perhaps because mv can't rename something else
471 # to itself, or perhaps because mv is so ancient that it does not
472 # support -f.
473
474 # Now remove or move aside any old file at destination location.
475 # We try this two ways since rm can't unlink itself on some
476 # systems and the destination file might be busy for other
477 # reasons. In this case, the final cleanup might fail but the new
478 # file should still install successfully.
479 {
480 if test -f "$dst"; then
481 $doit $rmcmd -f "$dst" 2>/dev/null
482 || { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null
483 && { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }; }
484 || {
485 echo "$0: cannot unlink or rename $dst" >&2
486 (exit 1); exit 1
487 }
488 else
489 :
490 fi
491 } &&
492
493 # Now rename the file to the real destination.
494 $doit $mvcmd "$dsttmp" "$dst"
495 }
496 } || exit 1
497
498 trap '' 0
499 fi
500 done
501
502 # Local variables:
503 # eval: (add-hook 'write-file-hooks 'time-stamp)
504 # time-stamp-start: "scriptversion="
505 # time-stamp-format: "%:y-%02m-%02d.%02H"
506 # time-stamp-end: "$"
507 # End: