install.sh revision 26497 
1#!/bin/sh
2#
3# install - install a program, script, or datafile
4# This comes from X11R5.
5#
6# $XConsortium: install.sh,v 1.2 89/12/18 14:47:22 jim Exp $
7#
8# This script is compatible with the BSD install script, but was written
9# from scratch.
10#
11
12# set DOITPROG to echo to test this script
13
14# Don't use :- since 4.3BSD and earlier shells don't like it.
15doit="${DOITPROG-}"
16
17
18# put in absolute paths if you don't have them in your path; or use env. vars.
19
20mvprog="${MVPROG-mv}"
21cpprog="${CPPROG-cp}"
22chmodprog="${CHMODPROG-chmod}"
23chownprog="${CHOWNPROG-chown}"
24chgrpprog="${CHGRPPROG-chgrp}"
25stripprog="${STRIPPROG-strip}"
26rmprog="${RMPROG-rm}"
27mkdirprog="${MKDIRPROG-mkdir}"
28
29tranformbasename=""
30transform_arg=""
31instcmd="$mvprog"
32chmodcmd="$chmodprog 0755"
33chowncmd=""
34chgrpcmd=""
35stripcmd=""
36rmcmd="$rmprog -f"
37mvcmd="$mvprog"
38src=""
39dst=""
40dir_arg=""
41
42while [ x"$1" != x ]; do
43    case $1 in
44	-c) instcmd="$cpprog"
45	    shift
46	    continue;;
47
48	-d) dir_arg=true
49	    shift
50	    continue;;
51
52	-m) chmodcmd="$chmodprog $2"
53	    shift
54	    shift
55	    continue;;
56
57	-o) chowncmd="$chownprog $2"
58	    shift
59	    shift
60	    continue;;
61
62	-g) chgrpcmd="$chgrpprog $2"
63	    shift
64	    shift
65	    continue;;
66
67	-s) stripcmd="$stripprog"
68	    shift
69	    continue;;
70
71	-t=*) transformarg=`echo $1 | sed 's/-t=//'`
72	    shift
73	    continue;;
74
75	-b=*) transformbasename=`echo $1 | sed 's/-b=//'`
76	    shift
77	    continue;;
78
79	*)  if [ x"$src" = x ]
80	    then
81		src=$1
82	    else
83		# this colon is to work around a 386BSD /bin/sh bug
84		:
85		dst=$1
86	    fi
87	    shift
88	    continue;;
89    esac
90done
91
92if [ x"$src" = x ]
93then
94	echo "install:	no input file specified"
95	exit 1
96else
97	true
98fi
99
100if [ x"$dir_arg" != x ]; then
101	dst=$src
102	src=""
103	
104	if [ -d $dst ]; then
105		instcmd=:
106	else
107		instcmd=mkdir
108	fi
109else
110
111# Waiting for this to be detected by the "$instcmd $src $dsttmp" command
112# might cause directories to be created, which would be especially bad 
113# if $src (and thus $dsttmp) contains '*'.
114
115	if [ -f $src -o -d $src ]
116	then
117		true
118	else
119		echo "install:  $src does not exist"
120		exit 1
121	fi
122	
123	if [ x"$dst" = x ]
124	then
125		echo "install:	no destination specified"
126		exit 1
127	else
128		true
129	fi
130
131# If destination is a directory, append the input filename; if your system
132# does not like double slashes in filenames, you may need to add some logic
133
134	if [ -d $dst ]
135	then
136		dst="$dst"/`basename $src`
137	else
138		true
139	fi
140fi
141
142## this sed command emulates the dirname command
143dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
144
145# Make sure that the destination directory exists.
146#  this part is taken from Noah Friedman's mkinstalldirs script
147
148# Skip lots of stat calls in the usual case.
149if [ ! -d "$dstdir" ]; then
150defaultIFS='	
151'
152IFS="${IFS-${defaultIFS}}"
153
154oIFS="${IFS}"
155# Some sh's can't handle IFS=/ for some reason.
156IFS='%'
157set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'`
158IFS="${oIFS}"
159
160pathcomp=''
161
162while [ $# -ne 0 ] ; do
163	pathcomp="${pathcomp}${1}"
164	shift
165
166	if [ ! -d "${pathcomp}" ] ;
167        then
168		$mkdirprog "${pathcomp}"
169	else
170		true
171	fi
172
173	pathcomp="${pathcomp}/"
174done
175fi
176
177if [ x"$dir_arg" != x ]
178then
179	$doit $instcmd $dst &&
180
181	if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi &&
182	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi &&
183	if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi &&
184	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi
185else
186
187# If we're going to rename the final executable, determine the name now.
188
189	if [ x"$transformarg" = x ] 
190	then
191		dstfile=`basename $dst`
192	else
193		dstfile=`basename $dst $transformbasename | 
194			sed $transformarg`$transformbasename
195	fi
196
197# don't allow the sed command to completely eliminate the filename
198
199	if [ x"$dstfile" = x ] 
200	then
201		dstfile=`basename $dst`
202	else
203		true
204	fi
205
206# Make a temp file name in the proper directory.
207
208	dsttmp=$dstdir/#inst.$$#
209
210# Move or copy the file name to the temp name
211
212	$doit $instcmd $src $dsttmp &&
213
214	trap "rm -f ${dsttmp}" 0 &&
215
216# and set any options; do chmod last to preserve setuid bits
217
218# If any of these fail, we abort the whole thing.  If we want to
219# ignore errors from any of these, just make sure not to ignore
220# errors from the above "$doit $instcmd $src $dsttmp" command.
221
222	if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi &&
223	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi &&
224	if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi &&
225	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi &&
226
227# Now rename the file to the real destination.
228
229	$doit $rmcmd -f $dstdir/$dstfile &&
230	$doit $mvcmd $dsttmp $dstdir/$dstfile 
231
232fi &&
233
234
235exit 0
236