a78e148b |
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 $dst ]; then |
120 | instcmd=: |
121 | else |
122 | instcmd=mkdir |
123 | fi |
124 | else |
125 | |
126 | # Waiting for this to be detected by the "$instcmd $src $dsttmp" command |
127 | # might cause directories to be created, which would be especially bad |
128 | # if $src (and thus $dsttmp) contains '*'. |
129 | |
130 | if [ -f $src -o -d $src ] |
131 | then |
132 | true |
133 | else |
134 | echo "install: $src does not exist" |
135 | exit 1 |
136 | fi |
137 | |
138 | if [ x"$dst" = x ] |
139 | then |
140 | echo "install: no destination specified" |
141 | exit 1 |
142 | else |
143 | true |
144 | fi |
145 | |
146 | # If destination is a directory, append the input filename; if your system |
147 | # does not like double slashes in filenames, you may need to add some logic |
148 | |
149 | if [ -d $dst ] |
150 | then |
151 | dst="$dst"/`basename $src` |
152 | else |
153 | true |
154 | fi |
155 | fi |
156 | |
157 | ## this sed command emulates the dirname command |
158 | dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'` |
159 | |
160 | # Make sure that the destination directory exists. |
161 | # this part is taken from Noah Friedman's mkinstalldirs script |
162 | |
163 | # Skip lots of stat calls in the usual case. |
164 | if [ ! -d "$dstdir" ]; then |
165 | defaultIFS=' |
166 | ' |
167 | IFS="${IFS-${defaultIFS}}" |
168 | |
169 | oIFS="${IFS}" |
170 | # Some sh's can't handle IFS=/ for some reason. |
171 | IFS='%' |
172 | set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'` |
173 | IFS="${oIFS}" |
174 | |
175 | pathcomp='' |
176 | |
177 | while [ $# -ne 0 ] ; do |
178 | pathcomp="${pathcomp}${1}" |
179 | shift |
180 | |
181 | if [ ! -d "${pathcomp}" ] ; |
182 | then |
183 | $mkdirprog "${pathcomp}" |
184 | else |
185 | true |
186 | fi |
187 | |
188 | pathcomp="${pathcomp}/" |
189 | done |
190 | fi |
191 | |
192 | if [ x"$dir_arg" != x ] |
193 | then |
194 | $doit $instcmd $dst && |
195 | |
196 | if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi && |
197 | if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi && |
198 | if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi && |
199 | if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi |
200 | else |
201 | |
202 | # If we're going to rename the final executable, determine the name now. |
203 | |
204 | if [ x"$transformarg" = x ] |
205 | then |
206 | dstfile=`basename $dst` |
207 | else |
208 | dstfile=`basename $dst $transformbasename | |
209 | sed $transformarg`$transformbasename |
210 | fi |
211 | |
212 | # don't allow the sed command to completely eliminate the filename |
213 | |
214 | if [ x"$dstfile" = x ] |
215 | then |
216 | dstfile=`basename $dst` |
217 | else |
218 | true |
219 | fi |
220 | |
221 | # Make a temp file name in the proper directory. |
222 | |
223 | dsttmp=$dstdir/#inst.$$# |
224 | |
225 | # Move or copy the file name to the temp name |
226 | |
227 | $doit $instcmd $src $dsttmp && |
228 | |
229 | trap "rm -f ${dsttmp}" 0 && |
230 | |
231 | # and set any options; do chmod last to preserve setuid bits |
232 | |
233 | # If any of these fail, we abort the whole thing. If we want to |
234 | # ignore errors from any of these, just make sure not to ignore |
235 | # errors from the above "$doit $instcmd $src $dsttmp" command. |
236 | |
237 | if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi && |
238 | if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi && |
239 | if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi && |
240 | if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi && |
241 | |
242 | # Now rename the file to the real destination. |
243 | |
244 | $doit $rmcmd -f $dstdir/$dstfile && |
245 | $doit $mvcmd $dsttmp $dstdir/$dstfile |
246 | |
247 | fi && |
248 | |
249 | |
250 | exit 0 |