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ae1912c @bagder Initial revision
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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
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127 # might cause directories to be created, which would be especially bad
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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 $dst; else true ; fi
200 else
201
202 # If we're going to rename the final executable, determine the name now.
203
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204 if [ x"$transformarg" = x ]
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205 then
206 dstfile=`basename $dst`
207 else
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208 dstfile=`basename $dst $transformbasename |
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209 sed $transformarg`$transformbasename
210 fi
211
212 # don't allow the sed command to completely eliminate the filename
213
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214 if [ x"$dstfile" = x ]
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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 &&
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245 $doit $mvcmd $dsttmp $dstdir/$dstfile
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246
247 fi &&
248
249
250 exit 0
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