03d7fdf3 |
1 | #!/bin/sh |
2 | # |
3 | # install - install a program, script, or datafile |
4 | # |
5 | # This originates from X11R5 (mit/util/scripts/install.sh), which was |
6 | # later released in X11R6 (xc/config/util/install.sh) with the |
7 | # following copyright and license. |
8 | # |
9 | # Copyright (C) 1994 X Consortium |
10 | # |
11 | # Permission is hereby granted, free of charge, to any person obtaining a copy |
12 | # of this software and associated documentation files (the "Software"), to |
13 | # deal in the Software without restriction, including without limitation the |
14 | # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
15 | # sell copies of the Software, and to permit persons to whom the Software is |
16 | # furnished to do so, subject to the following conditions: |
17 | # |
18 | # The above copyright notice and this permission notice shall be included in |
19 | # all copies or substantial portions of the Software. |
20 | # |
21 | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
22 | # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
23 | # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
24 | # X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
25 | # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC- |
26 | # TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
27 | # |
28 | # Except as contained in this notice, the name of the X Consortium shall not |
29 | # be used in advertising or otherwise to promote the sale, use or other deal- |
30 | # ings in this Software without prior written authorization from the X Consor- |
31 | # tium. |
32 | # |
33 | # |
34 | # FSF changes to this file are in the public domain. |
35 | # |
36 | # Calling this script install-sh is preferred over install.sh, to prevent |
37 | # `make' implicit rules from creating a file called install from it |
38 | # when there is no Makefile. |
39 | # |
40 | # This script is compatible with the BSD install script, but was written |
41 | # from scratch. It can only install one file at a time, a restriction |
42 | # shared with many OS's install programs. |
43 | |
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="${DOITPROG-}" |
49 | |
50 | |
51 | # put in absolute paths if you don't have them in your path; or use env. vars. |
52 | |
53 | mvprog="${MVPROG-mv}" |
54 | cpprog="${CPPROG-cp}" |
55 | chmodprog="${CHMODPROG-chmod}" |
56 | chownprog="${CHOWNPROG-chown}" |
57 | chgrpprog="${CHGRPPROG-chgrp}" |
58 | stripprog="${STRIPPROG-strip}" |
59 | rmprog="${RMPROG-rm}" |
60 | mkdirprog="${MKDIRPROG-mkdir}" |
61 | |
62 | transformbasename="" |
63 | transform_arg="" |
64 | instcmd="$mvprog" |
65 | chmodcmd="$chmodprog 0755" |
66 | chowncmd="" |
67 | chgrpcmd="" |
68 | stripcmd="" |
69 | rmcmd="$rmprog -f" |
70 | mvcmd="$mvprog" |
71 | src="" |
72 | dst="" |
73 | dir_arg="" |
74 | |
75 | while [ x"$1" != x ]; do |
76 | case $1 in |
77 | -c) instcmd=$cpprog |
78 | shift |
79 | continue;; |
80 | |
81 | -d) dir_arg=true |
82 | shift |
83 | continue;; |
84 | |
85 | -m) chmodcmd="$chmodprog $2" |
86 | shift |
87 | shift |
88 | continue;; |
89 | |
90 | -o) chowncmd="$chownprog $2" |
91 | shift |
92 | shift |
93 | continue;; |
94 | |
95 | -g) chgrpcmd="$chgrpprog $2" |
96 | shift |
97 | shift |
98 | continue;; |
99 | |
100 | -s) stripcmd=$stripprog |
101 | shift |
102 | continue;; |
103 | |
104 | -t=*) transformarg=`echo $1 | sed 's/-t=//'` |
105 | shift |
106 | continue;; |
107 | |
108 | -b=*) transformbasename=`echo $1 | sed 's/-b=//'` |
109 | shift |
110 | continue;; |
111 | |
112 | *) if [ x"$src" = x ] |
113 | then |
114 | src=$1 |
115 | else |
116 | # this colon is to work around a 386BSD /bin/sh bug |
117 | : |
118 | dst=$1 |
119 | fi |
120 | shift |
121 | continue;; |
122 | esac |
123 | done |
124 | |
125 | if [ x"$src" = x ] |
126 | then |
127 | echo "$0: no input file specified" >&2 |
128 | exit 1 |
129 | else |
130 | : |
131 | fi |
132 | |
133 | if [ x"$dir_arg" != x ]; then |
134 | dst=$src |
135 | src="" |
136 | |
137 | if [ -d "$dst" ]; then |
138 | instcmd=: |
139 | chmodcmd="" |
140 | else |
141 | instcmd=$mkdirprog |
142 | fi |
143 | else |
144 | |
145 | # Waiting for this to be detected by the "$instcmd $src $dsttmp" command |
146 | # might cause directories to be created, which would be especially bad |
147 | # if $src (and thus $dsttmp) contains '*'. |
148 | |
149 | if [ -f "$src" ] || [ -d "$src" ] |
150 | then |
151 | : |
152 | else |
153 | echo "$0: $src does not exist" >&2 |
154 | exit 1 |
155 | fi |
156 | |
157 | if [ x"$dst" = x ] |
158 | then |
159 | echo "$0: no destination specified" >&2 |
160 | exit 1 |
161 | else |
162 | : |
163 | fi |
164 | |
165 | # If destination is a directory, append the input filename; if your system |
166 | # does not like double slashes in filenames, you may need to add some logic |
167 | |
168 | if [ -d "$dst" ] |
169 | then |
170 | dst=$dst/`basename "$src"` |
171 | else |
172 | : |
173 | fi |
174 | fi |
175 | |
176 | ## this sed command emulates the dirname command |
177 | dstdir=`echo "$dst" | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'` |
178 | |
179 | # Make sure that the destination directory exists. |
180 | # this part is taken from Noah Friedman's mkinstalldirs script |
181 | |
182 | # Skip lots of stat calls in the usual case. |
183 | if [ ! -d "$dstdir" ]; then |
184 | defaultIFS=' |
185 | ' |
186 | IFS="${IFS-$defaultIFS}" |
187 | |
188 | oIFS=$IFS |
189 | # Some sh's can't handle IFS=/ for some reason. |
190 | IFS='%' |
191 | set - `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'` |
192 | IFS=$oIFS |
193 | |
194 | pathcomp='' |
195 | |
196 | while [ $# -ne 0 ] ; do |
197 | pathcomp=$pathcomp$1 |
198 | shift |
199 | |
200 | if [ ! -d "$pathcomp" ] ; |
201 | then |
202 | $mkdirprog "$pathcomp" |
203 | else |
204 | : |
205 | fi |
206 | |
207 | pathcomp=$pathcomp/ |
208 | done |
209 | fi |
210 | |
211 | if [ x"$dir_arg" != x ] |
212 | then |
213 | $doit $instcmd "$dst" && |
214 | |
215 | if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dst"; else : ; fi && |
216 | if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dst"; else : ; fi && |
217 | if [ x"$stripcmd" != x ]; then $doit $stripcmd "$dst"; else : ; fi && |
218 | if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dst"; else : ; fi |
219 | else |
220 | |
221 | # If we're going to rename the final executable, determine the name now. |
222 | |
223 | if [ x"$transformarg" = x ] |
224 | then |
225 | dstfile=`basename "$dst"` |
226 | else |
227 | dstfile=`basename "$dst" $transformbasename | |
228 | sed $transformarg`$transformbasename |
229 | fi |
230 | |
231 | # don't allow the sed command to completely eliminate the filename |
232 | |
233 | if [ x"$dstfile" = x ] |
234 | then |
235 | dstfile=`basename "$dst"` |
236 | else |
237 | : |
238 | fi |
239 | |
240 | # Make a couple of temp file names in the proper directory. |
241 | |
242 | dsttmp=$dstdir/_inst.$$_ |
243 | rmtmp=$dstdir/_rm.$$_ |
244 | |
245 | # Trap to clean up temp files at exit. |
246 | |
247 | trap 'status=$?; rm -f "$dsttmp" "$rmtmp" && exit $status' 0 |
248 | trap '(exit $?); exit' 1 2 13 15 |
249 | |
250 | # Move or copy the file name to the temp name |
251 | |
252 | $doit $instcmd "$src" "$dsttmp" && |
253 | |
254 | # and set any options; do chmod last to preserve setuid bits |
255 | |
256 | # If any of these fail, we abort the whole thing. If we want to |
257 | # ignore errors from any of these, just make sure not to ignore |
258 | # errors from the above "$doit $instcmd $src $dsttmp" command. |
259 | |
260 | if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dsttmp"; else :;fi && |
261 | if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dsttmp"; else :;fi && |
262 | if [ x"$stripcmd" != x ]; then $doit $stripcmd "$dsttmp"; else :;fi && |
263 | if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dsttmp"; else :;fi && |
264 | |
265 | # Now remove or move aside any old file at destination location. We try this |
266 | # two ways since rm can't unlink itself on some systems and the destination |
267 | # file might be busy for other reasons. In this case, the final cleanup |
268 | # might fail but the new file should still install successfully. |
269 | |
270 | { |
271 | if [ -f "$dstdir/$dstfile" ] |
272 | then |
273 | $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null || |
274 | $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null || |
275 | { |
276 | echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2 |
277 | (exit 1); exit |
278 | } |
279 | else |
280 | : |
281 | fi |
282 | } && |
283 | |
284 | # Now rename the file to the real destination. |
285 | |
286 | $doit $mvcmd "$dsttmp" "$dstdir/$dstfile" |
287 | |
288 | fi && |
289 | |
290 | # The final little trick to "correctly" pass the exit status to the exit trap. |
291 | |
292 | { |
293 | (exit 0); exit |
294 | } |