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/contrib/bind9/install-sh

https://bitbucket.org/freebsd/freebsd-head/
Shell | 250 lines | 152 code | 51 blank | 47 comment | 41 complexity | 6b11663cbed29367737bbd6d7087fce7 MD5 | raw file
  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.
 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