Mercurial > sm-archive
comparison install-sh @ 1:45c8592d5d13
initial version
author | carl |
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date | Fri, 10 Mar 2006 10:35:25 -0800 (2006-03-10) |
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0:616666e2f34c | 1:45c8592d5d13 |
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1 #!/bin/sh | |
2 # install - install a program, script, or datafile | |
3 | |
4 scriptversion=2004-09-10.20 | |
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="${MKDIRPROG-mkdir}" | |
60 | |
61 chmodcmd="$chmodprog 0755" | |
62 chowncmd= | |
63 chgrpcmd= | |
64 stripcmd= | |
65 rmcmd="$rmprog -f" | |
66 mvcmd="$mvprog" | |
67 src= | |
68 dst= | |
69 dir_arg= | |
70 dstarg= | |
71 no_target_directory= | |
72 | |
73 usage="Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE | |
74 or: $0 [OPTION]... SRCFILES... DIRECTORY | |
75 or: $0 [OPTION]... -t DIRECTORY SRCFILES... | |
76 or: $0 [OPTION]... -d DIRECTORIES... | |
77 | |
78 In the 1st form, copy SRCFILE to DSTFILE. | |
79 In the 2nd and 3rd, copy all SRCFILES to DIRECTORY. | |
80 In the 4th, create DIRECTORIES. | |
81 | |
82 Options: | |
83 -c (ignored) | |
84 -d create directories instead of installing files. | |
85 -g GROUP $chgrpprog installed files to GROUP. | |
86 -m MODE $chmodprog installed files to MODE. | |
87 -o USER $chownprog installed files to USER. | |
88 -s $stripprog installed files. | |
89 -t DIRECTORY install into DIRECTORY. | |
90 -T report an error if DSTFILE is a directory. | |
91 --help display this help and exit. | |
92 --version display version info and exit. | |
93 | |
94 Environment variables override the default commands: | |
95 CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG | |
96 " | |
97 | |
98 while test -n "$1"; do | |
99 case $1 in | |
100 -c) shift | |
101 continue;; | |
102 | |
103 -d) dir_arg=true | |
104 shift | |
105 continue;; | |
106 | |
107 -g) chgrpcmd="$chgrpprog $2" | |
108 shift | |
109 shift | |
110 continue;; | |
111 | |
112 --help) echo "$usage"; exit 0;; | |
113 | |
114 -m) chmodcmd="$chmodprog $2" | |
115 shift | |
116 shift | |
117 continue;; | |
118 | |
119 -o) chowncmd="$chownprog $2" | |
120 shift | |
121 shift | |
122 continue;; | |
123 | |
124 -s) stripcmd=$stripprog | |
125 shift | |
126 continue;; | |
127 | |
128 -t) dstarg=$2 | |
129 shift | |
130 shift | |
131 continue;; | |
132 | |
133 -T) no_target_directory=true | |
134 shift | |
135 continue;; | |
136 | |
137 --version) echo "$0 $scriptversion"; exit 0;; | |
138 | |
139 *) # When -d is used, all remaining arguments are directories to create. | |
140 # When -t is used, the destination is already specified. | |
141 test -n "$dir_arg$dstarg" && break | |
142 # Otherwise, the last argument is the destination. Remove it from $@. | |
143 for arg | |
144 do | |
145 if test -n "$dstarg"; then | |
146 # $@ is not empty: it contains at least $arg. | |
147 set fnord "$@" "$dstarg" | |
148 shift # fnord | |
149 fi | |
150 shift # arg | |
151 dstarg=$arg | |
152 done | |
153 break;; | |
154 esac | |
155 done | |
156 | |
157 if test -z "$1"; then | |
158 if test -z "$dir_arg"; then | |
159 echo "$0: no input file specified." >&2 | |
160 exit 1 | |
161 fi | |
162 # It's OK to call `install-sh -d' without argument. | |
163 # This can happen when creating conditional directories. | |
164 exit 0 | |
165 fi | |
166 | |
167 for src | |
168 do | |
169 # Protect names starting with `-'. | |
170 case $src in | |
171 -*) src=./$src ;; | |
172 esac | |
173 | |
174 if test -n "$dir_arg"; then | |
175 dst=$src | |
176 src= | |
177 | |
178 if test -d "$dst"; then | |
179 mkdircmd=: | |
180 chmodcmd= | |
181 else | |
182 mkdircmd=$mkdirprog | |
183 fi | |
184 else | |
185 # Waiting for this to be detected by the "$cpprog $src $dsttmp" command | |
186 # might cause directories to be created, which would be especially bad | |
187 # if $src (and thus $dsttmp) contains '*'. | |
188 if test ! -f "$src" && test ! -d "$src"; then | |
189 echo "$0: $src does not exist." >&2 | |
190 exit 1 | |
191 fi | |
192 | |
193 if test -z "$dstarg"; then | |
194 echo "$0: no destination specified." >&2 | |
195 exit 1 | |
196 fi | |
197 | |
198 dst=$dstarg | |
199 # Protect names starting with `-'. | |
200 case $dst in | |
201 -*) dst=./$dst ;; | |
202 esac | |
203 | |
204 # If destination is a directory, append the input filename; won't work | |
205 # if double slashes aren't ignored. | |
206 if test -d "$dst"; then | |
207 if test -n "$no_target_directory"; then | |
208 echo "$0: $dstarg: Is a directory" >&2 | |
209 exit 1 | |
210 fi | |
211 dst=$dst/`basename "$src"` | |
212 fi | |
213 fi | |
214 | |
215 # This sed command emulates the dirname command. | |
216 dstdir=`echo "$dst" | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'` | |
217 | |
218 # Make sure that the destination directory exists. | |
219 | |
220 # Skip lots of stat calls in the usual case. | |
221 if test ! -d "$dstdir"; then | |
222 defaultIFS=' | |
223 ' | |
224 IFS="${IFS-$defaultIFS}" | |
225 | |
226 oIFS=$IFS | |
227 # Some sh's can't handle IFS=/ for some reason. | |
228 IFS='%' | |
229 set - `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'` | |
230 IFS=$oIFS | |
231 | |
232 pathcomp= | |
233 | |
234 while test $# -ne 0 ; do | |
235 pathcomp=$pathcomp$1 | |
236 shift | |
237 if test ! -d "$pathcomp"; then | |
238 $mkdirprog "$pathcomp" | |
239 # mkdir can fail with a `File exist' error in case several | |
240 # install-sh are creating the directory concurrently. This | |
241 # is OK. | |
242 test -d "$pathcomp" || exit | |
243 fi | |
244 pathcomp=$pathcomp/ | |
245 done | |
246 fi | |
247 | |
248 if test -n "$dir_arg"; then | |
249 $doit $mkdircmd "$dst" \ | |
250 && { test -z "$chowncmd" || $doit $chowncmd "$dst"; } \ | |
251 && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } \ | |
252 && { test -z "$stripcmd" || $doit $stripcmd "$dst"; } \ | |
253 && { test -z "$chmodcmd" || $doit $chmodcmd "$dst"; } | |
254 | |
255 else | |
256 dstfile=`basename "$dst"` | |
257 | |
258 # Make a couple of temp file names in the proper directory. | |
259 dsttmp=$dstdir/_inst.$$_ | |
260 rmtmp=$dstdir/_rm.$$_ | |
261 | |
262 # Trap to clean up those temp files at exit. | |
263 trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 | |
264 trap '(exit $?); exit' 1 2 13 15 | |
265 | |
266 # Copy the file name to the temp name. | |
267 $doit $cpprog "$src" "$dsttmp" && | |
268 | |
269 # and set any options; do chmod last to preserve setuid bits. | |
270 # | |
271 # If any of these fail, we abort the whole thing. If we want to | |
272 # ignore errors from any of these, just make sure not to ignore | |
273 # errors from the above "$doit $cpprog $src $dsttmp" command. | |
274 # | |
275 { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } \ | |
276 && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } \ | |
277 && { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } \ | |
278 && { test -z "$chmodcmd" || $doit $chmodcmd "$dsttmp"; } && | |
279 | |
280 # Now rename the file to the real destination. | |
281 { $doit $mvcmd -f "$dsttmp" "$dstdir/$dstfile" 2>/dev/null \ | |
282 || { | |
283 # The rename failed, perhaps because mv can't rename something else | |
284 # to itself, or perhaps because mv is so ancient that it does not | |
285 # support -f. | |
286 | |
287 # Now remove or move aside any old file at destination location. | |
288 # We try this two ways since rm can't unlink itself on some | |
289 # systems and the destination file might be busy for other | |
290 # reasons. In this case, the final cleanup might fail but the new | |
291 # file should still install successfully. | |
292 { | |
293 if test -f "$dstdir/$dstfile"; then | |
294 $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null \ | |
295 || $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null \ | |
296 || { | |
297 echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2 | |
298 (exit 1); exit | |
299 } | |
300 else | |
301 : | |
302 fi | |
303 } && | |
304 | |
305 # Now rename the file to the real destination. | |
306 $doit $mvcmd "$dsttmp" "$dstdir/$dstfile" | |
307 } | |
308 } | |
309 fi || { (exit 1); exit; } | |
310 done | |
311 | |
312 # The final little trick to "correctly" pass the exit status to the exit trap. | |
313 { | |
314 (exit 0); exit | |
315 } | |
316 | |
317 # Local variables: | |
318 # eval: (add-hook 'write-file-hooks 'time-stamp) | |
319 # time-stamp-start: "scriptversion=" | |
320 # time-stamp-format: "%:y-%02m-%02d.%02H" | |
321 # time-stamp-end: "$" | |
322 # End: |