test/ppindirect.asm: test token pasting inside %[...]
[nasm.git] / install-sh
Commit [+]AuthorDateLineData
87bc6196 H. Peter Anvin2002-04-30 20:53:16 +00001#! /bin/sh
8ac36413 H. Peter Anvin2002-04-30 21:09:12 +00002#
87bc6196
PA
H. Peter Anvin2002-04-30 20:53:16 +00003# 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.
30doit="${DOITPROG-}"
31
32
33# put in absolute paths if you don't have them in your path; or use env. vars.
34
35mvprog="${MVPROG-mv}"
36cpprog="${CPPROG-cp}"
37chmodprog="${CHMODPROG-chmod}"
38chownprog="${CHOWNPROG-chown}"
39chgrpprog="${CHGRPPROG-chgrp}"
40stripprog="${STRIPPROG-strip}"
41rmprog="${RMPROG-rm}"
42mkdirprog="${MKDIRPROG-mkdir}"
43
44transformbasename=""
45transform_arg=""
46instcmd="$mvprog"
47chmodcmd="$chmodprog 0755"
48chowncmd=""
49chgrpcmd=""
50stripcmd=""
51rmcmd="$rmprog -f"
52mvcmd="$mvprog"
53src=""
54dst=""
55dir_arg=""
56
57while [ 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=$1
101 fi
102 shift
103 continue;;
104 esac
105done
106
107if [ x"$src" = x ]
108then
109 echo "install: no input file specified"
110 exit 1
111else
112 true
113fi
114
115if [ x"$dir_arg" != x ]; then
116 dst=$src
117 src=""
118
119 if [ -d $dst ]; then
120 instcmd=:
121 else
122 instcmd=mkdir
123 fi
124else
125
126# Waiting for this to be detected by the "$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
155fi
156
157## this sed command emulates the dirname command
158dstdir=`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.
164if [ ! -d "$dstdir" ]; then
165defaultIFS='
166'
167IFS="${IFS-${defaultIFS}}"
168
169oIFS="${IFS}"
170# Some sh's can't handle IFS=/ for some reason.
171IFS='%'
172set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'`
173IFS="${oIFS}"
174
175pathcomp=''
176
177while [ $# -ne 0 ] ; do
178 pathcomp="${pathcomp}${1}"
179 shift
180
181 if [ ! -d "${pathcomp}" ] ;
182 then
183 $mkdirprog "${pathcomp}"
184 else
185 true
186 fi
187
188 pathcomp="${pathcomp}/"
189done
190fi
191
192if [ x"$dir_arg" != x ]
193then
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 $dst; else true ; fi
200else
201
202# If we're going to rename the final executable, determine the name now.
203
204 if [ x"$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
247fi &&
248
249
250exit 0