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b5feb63f | 1 | #!/bin/sh |
2 | # | |
3 | # install - install a program, script, or datafile | |
4 | # This comes from X11R5 (mit/util/scripts/install.sh). | |
5 | # | |
6 | # Copyright 1991 by the Massachusetts Institute of Technology | |
7 | # | |
8 | # Permission to use, copy, modify, distribute, and sell this software and its | |
9 | # documentation for any purpose is hereby granted without fee, provided that | |
10 | # the above copyright notice appear in all copies and that both that | |
11 | # copyright notice and this permission notice appear in supporting | |
12 | # documentation, and that the name of M.I.T. not be used in advertising or | |
13 | # publicity pertaining to distribution of the software without specific, | |
14 | # written prior permission. M.I.T. makes no representations about the | |
15 | # suitability of this software for any purpose. It is provided "as is" | |
16 | # without express or implied warranty. | |
17 | # | |
18 | # Calling this script install-sh is preferred over install.sh, to prevent | |
19 | # `make' implicit rules from creating a file called install from it | |
20 | # when there is no Makefile. | |
21 | # | |
22 | # This script is compatible with the BSD install script, but was written | |
23 | # from scratch. It can only install one file at a time, a restriction | |
24 | # shared with many OS's install programs. | |
25 | ||
26 | ||
27 | # set DOITPROG to echo to test this script | |
28 | ||
29 | # Don't use :- since 4.3BSD and earlier shells don't like it. | |
30 | doit="${DOITPROG-}" | |
31 | ||
32 | ||
33 | # put in absolute paths if you don't have them in your path; or use env. vars. | |
34 | ||
35 | mvprog="${MVPROG-mv}" | |
36 | cpprog="${CPPROG-cp}" | |
37 | chmodprog="${CHMODPROG-chmod}" | |
38 | chownprog="${CHOWNPROG-chown}" | |
39 | chgrpprog="${CHGRPPROG-chgrp}" | |
40 | stripprog="${STRIPPROG-strip}" | |
41 | rmprog="${RMPROG-rm}" | |
42 | mkdirprog="${MKDIRPROG-mkdir}" | |
43 | ||
44 | transformbasename="" | |
45 | transform_arg="" | |
46 | instcmd="$mvprog" | |
47 | chmodcmd="$chmodprog 0755" | |
48 | chowncmd="" | |
49 | chgrpcmd="" | |
50 | stripcmd="" | |
51 | rmcmd="$rmprog -f" | |
52 | mvcmd="$mvprog" | |
53 | src="" | |
54 | dst="" | |
55 | dir_arg="" | |
56 | ||
57 | while [ x"$1" != x ]; do | |
58 | case $1 in | |
59 | -c) instcmd="$cpprog" | |
60 | shift | |
61 | continue;; | |
62 | ||
63 | -d) dir_arg=true | |
64 | shift | |
65 | continue;; | |
66 | ||
67 | -m) chmodcmd="$chmodprog $2" | |
68 | shift | |
69 | shift | |
70 | continue;; | |
71 | ||
72 | -o) chowncmd="$chownprog $2" | |
73 | shift | |
74 | shift | |
75 | continue;; | |
76 | ||
77 | -g) chgrpcmd="$chgrpprog $2" | |
78 | shift | |
79 | shift | |
80 | continue;; | |
81 | ||
82 | -s) stripcmd="$stripprog" | |
83 | shift | |
84 | continue;; | |
85 | ||
86 | -t=*) transformarg=`echo $1 | sed 's/-t=//'` | |
87 | shift | |
88 | continue;; | |
89 | ||
90 | -b=*) transformbasename=`echo $1 | sed 's/-b=//'` | |
91 | shift | |
92 | continue;; | |
93 | ||
94 | *) if [ x"$src" = x ] | |
95 | then | |
96 | src=$1 | |
97 | else | |
98 | # this colon is to work around a 386BSD /bin/sh bug | |
99 | : | |
100 | dst=$1 | |
101 | fi | |
102 | shift | |
103 | continue;; | |
104 | esac | |
105 | done | |
106 | ||
107 | if [ x"$src" = x ] | |
108 | then | |
109 | echo "install: no input file specified" | |
110 | exit 1 | |
111 | else | |
112 | true | |
113 | fi | |
114 | ||
115 | if [ x"$dir_arg" != x ]; then | |
116 | dst=$src | |
117 | src="" | |
118 | ||
119 | if [ -d $dst ]; then | |
120 | instcmd=: | |
121 | chmodcmd="" | |
122 | else | |
123 | instcmd=mkdir | |
124 | fi | |
125 | else | |
126 | ||
127 | # Waiting for this to be detected by the "$instcmd $src $dsttmp" command | |
128 | # might cause directories to be created, which would be especially bad | |
129 | # if $src (and thus $dsttmp) contains '*'. | |
130 | ||
131 | if [ -f $src -o -d $src ] | |
132 | then | |
133 | true | |
134 | else | |
135 | echo "install: $src does not exist" | |
136 | exit 1 | |
137 | fi | |
138 | ||
139 | if [ x"$dst" = x ] | |
140 | then | |
141 | echo "install: no destination specified" | |
142 | exit 1 | |
143 | else | |
144 | true | |
145 | fi | |
146 | ||
147 | # If destination is a directory, append the input filename; if your system | |
148 | # does not like double slashes in filenames, you may need to add some logic | |
149 | ||
150 | if [ -d $dst ] | |
151 | then | |
152 | dst="$dst"/`basename $src` | |
153 | else | |
154 | true | |
155 | fi | |
156 | fi | |
157 | ||
158 | ## this sed command emulates the dirname command | |
159 | dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'` | |
160 | ||
161 | # Make sure that the destination directory exists. | |
162 | # this part is taken from Noah Friedman's mkinstalldirs script | |
163 | ||
164 | # Skip lots of stat calls in the usual case. | |
165 | if [ ! -d "$dstdir" ]; then | |
166 | defaultIFS=' | |
167 | ' | |
168 | IFS="${IFS-${defaultIFS}}" | |
169 | ||
170 | oIFS="${IFS}" | |
171 | # Some sh's can't handle IFS=/ for some reason. | |
172 | IFS='%' | |
173 | set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'` | |
174 | IFS="${oIFS}" | |
175 | ||
176 | pathcomp='' | |
177 | ||
178 | while [ $# -ne 0 ] ; do | |
179 | pathcomp="${pathcomp}${1}" | |
180 | shift | |
181 | ||
182 | if [ ! -d "${pathcomp}" ] ; | |
183 | then | |
184 | $mkdirprog "${pathcomp}" | |
185 | else | |
186 | true | |
187 | fi | |
188 | ||
189 | pathcomp="${pathcomp}/" | |
190 | done | |
191 | fi | |
192 | ||
193 | if [ x"$dir_arg" != x ] | |
194 | then | |
195 | $doit $instcmd $dst && | |
196 | ||
197 | if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi && | |
198 | if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi && | |
199 | if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi && | |
200 | if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi | |
201 | else | |
202 | ||
203 | # If we're going to rename the final executable, determine the name now. | |
204 | ||
205 | if [ x"$transformarg" = x ] | |
206 | then | |
207 | dstfile=`basename $dst` | |
208 | else | |
209 | dstfile=`basename $dst $transformbasename | | |
210 | sed $transformarg`$transformbasename | |
211 | fi | |
212 | ||
213 | # don't allow the sed command to completely eliminate the filename | |
214 | ||
215 | if [ x"$dstfile" = x ] | |
216 | then | |
217 | dstfile=`basename $dst` | |
218 | else | |
219 | true | |
220 | fi | |
221 | ||
222 | # Make a temp file name in the proper directory. | |
223 | ||
224 | dsttmp=$dstdir/#inst.$$# | |
225 | ||
226 | # Move or copy the file name to the temp name | |
227 | ||
228 | $doit $instcmd $src $dsttmp && | |
229 | ||
230 | trap "rm -f ${dsttmp}" 0 && | |
231 | ||
232 | # and set any options; do chmod last to preserve setuid bits | |
233 | ||
234 | # If any of these fail, we abort the whole thing. If we want to | |
235 | # ignore errors from any of these, just make sure not to ignore | |
236 | # errors from the above "$doit $instcmd $src $dsttmp" command. | |
237 | ||
238 | if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi && | |
239 | if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi && | |
240 | if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi && | |
241 | if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi && | |
242 | ||
243 | # Now rename the file to the real destination. | |
244 | ||
245 | $doit $rmcmd -f $dstdir/$dstfile && | |
246 | $doit $mvcmd $dsttmp $dstdir/$dstfile | |
247 | ||
248 | fi && | |
249 | ||
250 | ||
251 | exit 0 |