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1 #!/bin/sh | |
2 # install - install a program, script, or datafile | |
3 | |
4 scriptversion=2011-04-20.01; # 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 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 chgrpprog=${CHGRPPROG-chgrp} | |
62 chmodprog=${CHMODPROG-chmod} | |
63 chownprog=${CHOWNPROG-chown} | |
64 cmpprog=${CMPPROG-cmp} | |
65 cpprog=${CPPROG-cp} | |
66 mkdirprog=${MKDIRPROG-mkdir} | |
67 mvprog=${MVPROG-mv} | |
68 rmprog=${RMPROG-rm} | |
69 stripprog=${STRIPPROG-strip} | |
70 | |
71 posix_glob='?' | |
72 initialize_posix_glob=' | |
73 test "$posix_glob" != "?" || { | |
74 if (set -f) 2>/dev/null; then | |
75 posix_glob= | |
76 else | |
77 posix_glob=: | |
78 fi | |
79 } | |
80 ' | |
81 | |
82 posix_mkdir= | |
83 | |
84 # Desired mode of installed file. | |
85 mode=0755 | |
86 | |
87 chgrpcmd= | |
88 chmodcmd=$chmodprog | |
89 chowncmd= | |
90 mvcmd=$mvprog | |
91 rmcmd="$rmprog -f" | |
92 stripcmd= | |
93 | |
94 src= | |
95 dst= | |
96 dir_arg= | |
97 dst_arg= | |
98 | |
99 copy_on_change=false | |
100 no_target_directory= | |
101 | |
102 usage="\ | |
103 Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE | |
104 or: $0 [OPTION]... SRCFILES... DIRECTORY | |
105 or: $0 [OPTION]... -t DIRECTORY SRCFILES... | |
106 or: $0 [OPTION]... -d DIRECTORIES... | |
107 | |
108 In the 1st form, copy SRCFILE to DSTFILE. | |
109 In the 2nd and 3rd, copy all SRCFILES to DIRECTORY. | |
110 In the 4th, create DIRECTORIES. | |
111 | |
112 Options: | |
113 --help display this help and exit. | |
114 --version display version info and exit. | |
115 | |
116 -c (ignored) | |
117 -C install only if different (preserve the last data modification t
ime) | |
118 -d create directories instead of installing files. | |
119 -g GROUP $chgrpprog installed files to GROUP. | |
120 -m MODE $chmodprog installed files to MODE. | |
121 -o USER $chownprog installed files to USER. | |
122 -s $stripprog installed files. | |
123 -S $stripprog installed files. | |
124 -t DIRECTORY install into DIRECTORY. | |
125 -T report an error if DSTFILE is a directory. | |
126 | |
127 Environment variables override the default commands: | |
128 CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG | |
129 RMPROG STRIPPROG | |
130 " | |
131 | |
132 while test $# -ne 0; do | |
133 case $1 in | |
134 -c) ;; | |
135 | |
136 -C) copy_on_change=true;; | |
137 | |
138 -d) dir_arg=true;; | |
139 | |
140 -g) chgrpcmd="$chgrpprog $2" | |
141 shift;; | |
142 | |
143 --help) echo "$usage"; exit $?;; | |
144 | |
145 -m) mode=$2 | |
146 case $mode in | |
147 *' '* | *' '* | *' | |
148 '* | *'*'* | *'?'* | *'['*) | |
149 echo "$0: invalid mode: $mode" >&2 | |
150 exit 1;; | |
151 esac | |
152 shift;; | |
153 | |
154 -o) chowncmd="$chownprog $2" | |
155 shift;; | |
156 | |
157 -s) stripcmd=$stripprog;; | |
158 | |
159 -S) stripcmd="$stripprog $2" | |
160 shift;; | |
161 | |
162 -t) dst_arg=$2 | |
163 shift;; | |
164 | |
165 -T) no_target_directory=true;; | |
166 | |
167 --version) echo "$0 $scriptversion"; exit $?;; | |
168 | |
169 --) shift | |
170 break;; | |
171 | |
172 -*) echo "$0: invalid option: $1" >&2 | |
173 exit 1;; | |
174 | |
175 *) break;; | |
176 esac | |
177 shift | |
178 done | |
179 | |
180 if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then | |
181 # When -d is used, all remaining arguments are directories to create. | |
182 # When -t is used, the destination is already specified. | |
183 # Otherwise, the last argument is the destination. Remove it from $@. | |
184 for arg | |
185 do | |
186 if test -n "$dst_arg"; then | |
187 # $@ is not empty: it contains at least $arg. | |
188 set fnord "$@" "$dst_arg" | |
189 shift # fnord | |
190 fi | |
191 shift # arg | |
192 dst_arg=$arg | |
193 done | |
194 fi | |
195 | |
196 if test $# -eq 0; then | |
197 if test -z "$dir_arg"; then | |
198 echo "$0: no input file specified." >&2 | |
199 exit 1 | |
200 fi | |
201 # It's OK to call `install-sh -d' without argument. | |
202 # This can happen when creating conditional directories. | |
203 exit 0 | |
204 fi | |
205 | |
206 if test -z "$dir_arg"; then | |
207 do_exit='(exit $ret); exit $ret' | |
208 trap "ret=129; $do_exit" 1 | |
209 trap "ret=130; $do_exit" 2 | |
210 trap "ret=141; $do_exit" 13 | |
211 trap "ret=143; $do_exit" 15 | |
212 | |
213 # Set umask so as not to create temps with too-generous modes. | |
214 # However, 'strip' requires both read and write access to temps. | |
215 case $mode in | |
216 # Optimize common cases. | |
217 *644) cp_umask=133;; | |
218 *755) cp_umask=22;; | |
219 | |
220 *[0-7]) | |
221 if test -z "$stripcmd"; then | |
222 u_plus_rw= | |
223 else | |
224 u_plus_rw='% 200' | |
225 fi | |
226 cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;; | |
227 *) | |
228 if test -z "$stripcmd"; then | |
229 u_plus_rw= | |
230 else | |
231 u_plus_rw=,u+rw | |
232 fi | |
233 cp_umask=$mode$u_plus_rw;; | |
234 esac | |
235 fi | |
236 | |
237 for src | |
238 do | |
239 # Protect names starting with `-'. | |
240 case $src in | |
241 -*) src=./$src;; | |
242 esac | |
243 | |
244 if test -n "$dir_arg"; then | |
245 dst=$src | |
246 dstdir=$dst | |
247 test -d "$dstdir" | |
248 dstdir_status=$? | |
249 else | |
250 | |
251 # Waiting for this to be detected by the "$cpprog $src $dsttmp" command | |
252 # might cause directories to be created, which would be especially bad | |
253 # if $src (and thus $dsttmp) contains '*'. | |
254 if test ! -f "$src" && test ! -d "$src"; then | |
255 echo "$0: $src does not exist." >&2 | |
256 exit 1 | |
257 fi | |
258 | |
259 if test -z "$dst_arg"; then | |
260 echo "$0: no destination specified." >&2 | |
261 exit 1 | |
262 fi | |
263 | |
264 dst=$dst_arg | |
265 # Protect names starting with `-'. | |
266 case $dst in | |
267 -*) dst=./$dst;; | |
268 esac | |
269 | |
270 # If destination is a directory, append the input filename; won't work | |
271 # if double slashes aren't ignored. | |
272 if test -d "$dst"; then | |
273 if test -n "$no_target_directory"; then | |
274 echo "$0: $dst_arg: Is a directory" >&2 | |
275 exit 1 | |
276 fi | |
277 dstdir=$dst | |
278 dst=$dstdir/`basename "$src"` | |
279 dstdir_status=0 | |
280 else | |
281 # Prefer dirname, but fall back on a substitute if dirname fails. | |
282 dstdir=` | |
283 (dirname "$dst") 2>/dev/null || | |
284 expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ | |
285 X"$dst" : 'X\(//\)[^/]' \| \ | |
286 X"$dst" : 'X\(//\)$' \| \ | |
287 X"$dst" : 'X\(/\)' \| . 2>/dev/null || | |
288 echo X"$dst" | | |
289 sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ | |
290 s//\1/ | |
291 q | |
292 } | |
293 /^X\(\/\/\)[^/].*/{ | |
294 s//\1/ | |
295 q | |
296 } | |
297 /^X\(\/\/\)$/{ | |
298 s//\1/ | |
299 q | |
300 } | |
301 /^X\(\/\).*/{ | |
302 s//\1/ | |
303 q | |
304 } | |
305 s/.*/./; q' | |
306 ` | |
307 | |
308 test -d "$dstdir" | |
309 dstdir_status=$? | |
310 fi | |
311 fi | |
312 | |
313 obsolete_mkdir_used=false | |
314 | |
315 if test $dstdir_status != 0; then | |
316 case $posix_mkdir in | |
317 '') | |
318 # Create intermediate dirs using mode 755 as modified by the umask. | |
319 # This is like FreeBSD 'install' as of 1997-10-28. | |
320 umask=`umask` | |
321 case $stripcmd.$umask in | |
322 # Optimize common cases. | |
323 *[2367][2367]) mkdir_umask=$umask;; | |
324 .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;; | |
325 | |
326 *[0-7]) | |
327 mkdir_umask=`expr $umask + 22 \ | |
328 - $umask % 100 % 40 + $umask % 20 \ | |
329 - $umask % 10 % 4 + $umask % 2 | |
330 `;; | |
331 *) mkdir_umask=$umask,go-w;; | |
332 esac | |
333 | |
334 # With -d, create the new directory with the user-specified mode. | |
335 # Otherwise, rely on $mkdir_umask. | |
336 if test -n "$dir_arg"; then | |
337 mkdir_mode=-m$mode | |
338 else | |
339 mkdir_mode= | |
340 fi | |
341 | |
342 posix_mkdir=false | |
343 case $umask in | |
344 *[123567][0-7][0-7]) | |
345 # POSIX mkdir -p sets u+wx bits regardless of umask, which | |
346 # is incompatible with FreeBSD 'install' when (umask & 300) != 0. | |
347 ;; | |
348 *) | |
349 tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ | |
350 trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0 | |
351 | |
352 if (umask $mkdir_umask && | |
353 exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/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-writeable bit of parent directory when it shouldn't. | |
359 # FreeBSD 6.1 mkdir -m -p sets mode of existing directory. | |
360 ls_ld_tmpdir=`ls -ld "$tmpdir"` | |
361 case $ls_ld_tmpdir in | |
362 d????-?r-*) different_mode=700;; | |
363 d????-?--*) different_mode=755;; | |
364 *) false;; | |
365 esac && | |
366 $mkdirprog -m$different_mode -p -- "$tmpdir" && { | |
367 ls_ld_tmpdir_1=`ls -ld "$tmpdir"` | |
368 test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" | |
369 } | |
370 } | |
371 then posix_mkdir=: | |
372 fi | |
373 rmdir "$tmpdir/d" "$tmpdir" | |
374 else | |
375 # Remove any dirs left behind by ancient mkdir implementations. | |
376 rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null | |
377 fi | |
378 trap '' 0;; | |
379 esac;; | |
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 # The umask is ridiculous, or 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 eval "$initialize_posix_glob" | |
401 | |
402 oIFS=$IFS | |
403 IFS=/ | |
404 $posix_glob set -f | |
405 set fnord $dstdir | |
406 shift | |
407 $posix_glob set +f | |
408 IFS=$oIFS | |
409 | |
410 prefixes= | |
411 | |
412 for d | |
413 do | |
414 test -z "$d" && continue | |
415 | |
416 prefix=$prefix$d | |
417 if test -d "$prefix"; then | |
418 prefixes= | |
419 else | |
420 if $posix_mkdir; then | |
421 (umask=$mkdir_umask && | |
422 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break | |
423 # Don't fail if two instances are running concurrently. | |
424 test -d "$prefix" || exit 1 | |
425 else | |
426 case $prefix in | |
427 *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;; | |
428 *) qprefix=$prefix;; | |
429 esac | |
430 prefixes="$prefixes '$qprefix'" | |
431 fi | |
432 fi | |
433 prefix=$prefix/ | |
434 done | |
435 | |
436 if test -n "$prefixes"; then | |
437 # Don't fail if two instances are running concurrently. | |
438 (umask $mkdir_umask && | |
439 eval "\$doit_exec \$mkdirprog $prefixes") || | |
440 test -d "$dstdir" || exit 1 | |
441 obsolete_mkdir_used=true | |
442 fi | |
443 fi | |
444 fi | |
445 | |
446 if test -n "$dir_arg"; then | |
447 { test -z "$chowncmd" || $doit $chowncmd "$dst"; } && | |
448 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } && | |
449 { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false || | |
450 test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1 | |
451 else | |
452 | |
453 # Make a couple of temp file names in the proper directory. | |
454 dsttmp=$dstdir/_inst.$$_ | |
455 rmtmp=$dstdir/_rm.$$_ | |
456 | |
457 # Trap to clean up those temp files at exit. | |
458 trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 | |
459 | |
460 # Copy the file name to the temp name. | |
461 (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") && | |
462 | |
463 # and set any options; do chmod last to preserve setuid bits. | |
464 # | |
465 # If any of these fail, we abort the whole thing. If we want to | |
466 # ignore errors from any of these, just make sure not to ignore | |
467 # errors from the above "$doit $cpprog $src $dsttmp" command. | |
468 # | |
469 { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } && | |
470 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } && | |
471 { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } && | |
472 { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } && | |
473 | |
474 # If -C, don't bother to copy if it wouldn't change the file. | |
475 if $copy_on_change && | |
476 old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` && | |
477 new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` && | |
478 | |
479 eval "$initialize_posix_glob" && | |
480 $posix_glob set -f && | |
481 set X $old && old=:$2:$4:$5:$6 && | |
482 set X $new && new=:$2:$4:$5:$6 && | |
483 $posix_glob set +f && | |
484 | |
485 test "$old" = "$new" && | |
486 $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 | |
487 then | |
488 rm -f "$dsttmp" | |
489 else | |
490 # Rename the file to the real destination. | |
491 $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null || | |
492 | |
493 # The rename failed, perhaps because mv can't rename something else | |
494 # to itself, or perhaps because mv is so ancient that it does not | |
495 # support -f. | |
496 { | |
497 # Now remove or move aside any old file at destination location. | |
498 # We try this two ways since rm can't unlink itself on some | |
499 # systems and the destination file might be busy for other | |
500 # reasons. In this case, the final cleanup might fail but the new | |
501 # file should still install successfully. | |
502 { | |
503 test ! -f "$dst" || | |
504 $doit $rmcmd -f "$dst" 2>/dev/null || | |
505 { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null && | |
506 { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; } | |
507 } || | |
508 { echo "$0: cannot unlink or rename $dst" >&2 | |
509 (exit 1); exit 1 | |
510 } | |
511 } && | |
512 | |
513 # Now rename the file to the real destination. | |
514 $doit $mvcmd "$dsttmp" "$dst" | |
515 } | |
516 fi || exit 1 | |
517 | |
518 trap '' 0 | |
519 fi | |
520 done | |
521 | |
522 # Local variables: | |
523 # eval: (add-hook 'write-file-hooks 'time-stamp) | |
524 # time-stamp-start: "scriptversion=" | |
525 # time-stamp-format: "%:y-%02m-%02d.%02H" | |
526 # time-stamp-time-zone: "UTC" | |
527 # time-stamp-end: "; # UTC" | |
528 # End: | |
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