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9af9ec33 EW |
1 | #!/bin/sh |
2 | # | |
3 | # $Id$ | |
4 | # | |
5 | # install - install a program, script, or datafile | |
6 | # This comes from X11R5 (mit/util/scripts/install.sh). | |
7 | # | |
8 | # Copyright 1991 by the Massachusetts Institute of Technology | |
9 | # | |
10 | # Permission to use, copy, modify, distribute, and sell this software and its | |
11 | # documentation for any purpose is hereby granted without fee, provided that | |
12 | # the above copyright notice appear in all copies and that both that | |
13 | # copyright notice and this permission notice appear in supporting | |
14 | # documentation, and that the name of M.I.T. not be used in advertising or | |
15 | # publicity pertaining to distribution of the software without specific, | |
16 | # written prior permission. M.I.T. makes no representations about the | |
17 | # suitability of this software for any purpose. It is provided "as is" | |
18 | # without express or implied warranty. | |
19 | # | |
20 | # Calling this script install-sh is preferred over install.sh, to prevent | |
21 | # `make' implicit rules from creating a file called install from it | |
22 | # when there is no Makefile. | |
23 | # | |
24 | # This script is compatible with the BSD install script, but was written | |
25 | # from scratch. It can only install one file at a time, a restriction | |
26 | # shared with many OS's install programs. | |
27 | ||
28 | ||
29 | # set DOITPROG to echo to test this script | |
30 | ||
31 | # Don't use :- since 4.3BSD and earlier shells don't like it. | |
32 | doit="${DOITPROG-}" | |
33 | ||
34 | ||
35 | # put in absolute paths if you don't have them in your path; or use env. vars. | |
36 | ||
37 | mvprog="${MVPROG-mv}" | |
38 | cpprog="${CPPROG-cp}" | |
39 | chmodprog="${CHMODPROG-chmod}" | |
40 | chownprog="${CHOWNPROG-chown}" | |
41 | chgrpprog="${CHGRPPROG-chgrp}" | |
42 | stripprog="${STRIPPROG-strip}" | |
43 | rmprog="${RMPROG-rm}" | |
44 | mkdirprog="${MKDIRPROG-mkdir}" | |
45 | ||
46 | transformbasename="" | |
47 | transform_arg="" | |
48 | instcmd="$mvprog" | |
49 | chmodcmd="$chmodprog 0755" | |
50 | chowncmd="" | |
51 | chgrpcmd="" | |
52 | stripcmd="" | |
53 | rmcmd="$rmprog -f" | |
54 | mvcmd="$mvprog" | |
55 | src="" | |
56 | dst="" | |
57 | dir_arg="" | |
58 | ||
59 | while [ x"$1" != x ]; do | |
60 | case $1 in | |
61 | -c) instcmd="$cpprog" | |
62 | shift | |
63 | continue;; | |
64 | ||
65 | -d) dir_arg=true | |
66 | shift | |
67 | continue;; | |
68 | ||
69 | -m) chmodcmd="$chmodprog $2" | |
70 | shift | |
71 | shift | |
72 | continue;; | |
73 | ||
74 | -o) chowncmd="$chownprog $2" | |
75 | shift | |
76 | shift | |
77 | continue;; | |
78 | ||
79 | -g) chgrpcmd="$chgrpprog $2" | |
80 | shift | |
81 | shift | |
82 | continue;; | |
83 | ||
84 | -s) stripcmd="$stripprog" | |
85 | shift | |
86 | continue;; | |
87 | ||
88 | -t=*) transformarg=`echo $1 | sed 's/-t=//'` | |
89 | shift | |
90 | continue;; | |
91 | ||
92 | -b=*) transformbasename=`echo $1 | sed 's/-b=//'` | |
93 | shift | |
94 | continue;; | |
95 | ||
96 | *) if [ x"$src" = x ] | |
97 | then | |
98 | src=$1 | |
99 | else | |
100 | # this colon is to work around a 386BSD /bin/sh bug | |
101 | : | |
102 | dst=$1 | |
103 | fi | |
104 | shift | |
105 | continue;; | |
106 | esac | |
107 | done | |
108 | ||
109 | if [ x"$src" = x ] | |
110 | then | |
111 | echo "install: no input file specified" | |
112 | exit 1 | |
113 | else | |
114 | true | |
115 | fi | |
116 | ||
117 | if [ x"$dir_arg" != x ]; then | |
118 | dst=$src | |
119 | src="" | |
120 | ||
121 | if [ -d $dst ]; then | |
122 | instcmd=: | |
123 | chmodcmd="" | |
124 | else | |
125 | instcmd=mkdir | |
126 | fi | |
127 | else | |
128 | ||
129 | # Waiting for this to be detected by the "$instcmd $src $dsttmp" command | |
130 | # might cause directories to be created, which would be especially bad | |
131 | # if $src (and thus $dsttmp) contains '*'. | |
132 | ||
133 | if [ -f $src -o -d $src ] | |
134 | then | |
135 | true | |
136 | else | |
137 | echo "install: $src does not exist" | |
138 | exit 1 | |
139 | fi | |
140 | ||
141 | if [ x"$dst" = x ] | |
142 | then | |
143 | echo "install: no destination specified" | |
144 | exit 1 | |
145 | else | |
146 | true | |
147 | fi | |
148 | ||
149 | # If destination is a directory, append the input filename; if your system | |
150 | # does not like double slashes in filenames, you may need to add some logic | |
151 | ||
152 | if [ -d $dst ] | |
153 | then | |
154 | dst="$dst"/`basename $src` | |
155 | else | |
156 | true | |
157 | fi | |
158 | fi | |
159 | ||
160 | ## this sed command emulates the dirname command | |
161 | dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'` | |
162 | ||
163 | # Make sure that the destination directory exists. | |
164 | # this part is taken from Noah Friedman's mkinstalldirs script | |
165 | ||
166 | # Skip lots of stat calls in the usual case. | |
167 | if [ ! -d "$dstdir" ]; then | |
168 | defaultIFS=' | |
169 | ' | |
170 | IFS="${IFS-${defaultIFS}}" | |
171 | ||
172 | oIFS="${IFS}" | |
173 | # Some sh's can't handle IFS=/ for some reason. | |
174 | IFS='%' | |
175 | set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'` | |
176 | IFS="${oIFS}" | |
177 | ||
178 | pathcomp='' | |
179 | ||
180 | while [ $# -ne 0 ] ; do | |
181 | pathcomp="${pathcomp}${1}" | |
182 | shift | |
183 | ||
184 | if [ ! -d "${pathcomp}" ] ; | |
185 | then | |
186 | $mkdirprog "${pathcomp}" | |
187 | else | |
188 | true | |
189 | fi | |
190 | ||
191 | pathcomp="${pathcomp}/" | |
192 | done | |
193 | fi | |
194 | ||
195 | if [ x"$dir_arg" != x ] | |
196 | then | |
197 | $doit $instcmd $dst && | |
198 | ||
199 | if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi && | |
200 | if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi && | |
201 | if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi && | |
202 | if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi | |
203 | else | |
204 | ||
205 | # If we're going to rename the final executable, determine the name now. | |
206 | ||
207 | if [ x"$transformarg" = x ] | |
208 | then | |
209 | dstfile=`basename $dst` | |
210 | else | |
211 | dstfile=`basename $dst $transformbasename | | |
212 | sed $transformarg`$transformbasename | |
213 | fi | |
214 | ||
215 | # don't allow the sed command to completely eliminate the filename | |
216 | ||
217 | if [ x"$dstfile" = x ] | |
218 | then | |
219 | dstfile=`basename $dst` | |
220 | else | |
221 | true | |
222 | fi | |
223 | ||
224 | # Make a temp file name in the proper directory. | |
225 | ||
226 | dsttmp=$dstdir/#inst.$$# | |
227 | ||
228 | # Move or copy the file name to the temp name | |
229 | ||
230 | $doit $instcmd $src $dsttmp && | |
231 | ||
232 | trap "rm -f ${dsttmp}" 0 && | |
233 | ||
234 | # and set any options; do chmod last to preserve setuid bits | |
235 | ||
236 | # If any of these fail, we abort the whole thing. If we want to | |
237 | # ignore errors from any of these, just make sure not to ignore | |
238 | # errors from the above "$doit $instcmd $src $dsttmp" command. | |
239 | ||
240 | if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi && | |
241 | if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi && | |
242 | if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi && | |
243 | if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi && | |
244 | ||
245 | # Now rename the file to the real destination. | |
246 | ||
247 | $doit $rmcmd -f $dstdir/$dstfile && | |
248 | $doit $mvcmd $dsttmp $dstdir/$dstfile | |
249 | ||
250 | fi && | |
251 | ||
252 | ||
253 | exit 0 |