masqmail-0.2

annotate install-sh @ 124:f613ef4acb63

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Added tag 0.2.24 for changeset e01fed4846e4
author meillo@marmaro.de
date Thu, 01 Jul 2010 13:45:16 +0200
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meillo@0 1 #!/bin/sh
meillo@0 2 #
meillo@0 3 # install - install a program, script, or datafile
meillo@0 4 # This comes from X11R5 (mit/util/scripts/install.sh).
meillo@0 5 #
meillo@0 6 # Copyright 1991 by the Massachusetts Institute of Technology
meillo@0 7 #
meillo@0 8 # Permission to use, copy, modify, distribute, and sell this software and its
meillo@0 9 # documentation for any purpose is hereby granted without fee, provided that
meillo@0 10 # the above copyright notice appear in all copies and that both that
meillo@0 11 # copyright notice and this permission notice appear in supporting
meillo@0 12 # documentation, and that the name of M.I.T. not be used in advertising or
meillo@0 13 # publicity pertaining to distribution of the software without specific,
meillo@0 14 # written prior permission. M.I.T. makes no representations about the
meillo@0 15 # suitability of this software for any purpose. It is provided "as is"
meillo@0 16 # without express or implied warranty.
meillo@0 17 #
meillo@0 18 # Calling this script install-sh is preferred over install.sh, to prevent
meillo@0 19 # `make' implicit rules from creating a file called install from it
meillo@0 20 # when there is no Makefile.
meillo@0 21 #
meillo@0 22 # This script is compatible with the BSD install script, but was written
meillo@0 23 # from scratch. It can only install one file at a time, a restriction
meillo@0 24 # shared with many OS's install programs.
meillo@0 25
meillo@0 26
meillo@0 27 # set DOITPROG to echo to test this script
meillo@0 28
meillo@0 29 # Don't use :- since 4.3BSD and earlier shells don't like it.
meillo@0 30 doit="${DOITPROG-}"
meillo@0 31
meillo@0 32
meillo@0 33 # put in absolute paths if you don't have them in your path; or use env. vars.
meillo@0 34
meillo@0 35 mvprog="${MVPROG-mv}"
meillo@0 36 cpprog="${CPPROG-cp}"
meillo@0 37 chmodprog="${CHMODPROG-chmod}"
meillo@0 38 chownprog="${CHOWNPROG-chown}"
meillo@0 39 chgrpprog="${CHGRPPROG-chgrp}"
meillo@0 40 stripprog="${STRIPPROG-strip}"
meillo@0 41 rmprog="${RMPROG-rm}"
meillo@0 42 mkdirprog="${MKDIRPROG-mkdir}"
meillo@0 43
meillo@0 44 transformbasename=""
meillo@0 45 transform_arg=""
meillo@0 46 instcmd="$mvprog"
meillo@0 47 chmodcmd="$chmodprog 0755"
meillo@0 48 chowncmd=""
meillo@0 49 chgrpcmd=""
meillo@0 50 stripcmd=""
meillo@0 51 rmcmd="$rmprog -f"
meillo@0 52 mvcmd="$mvprog"
meillo@0 53 src=""
meillo@0 54 dst=""
meillo@0 55 dir_arg=""
meillo@0 56
meillo@0 57 while [ x"$1" != x ]; do
meillo@0 58 case $1 in
meillo@0 59 -c) instcmd="$cpprog"
meillo@0 60 shift
meillo@0 61 continue;;
meillo@0 62
meillo@0 63 -d) dir_arg=true
meillo@0 64 shift
meillo@0 65 continue;;
meillo@0 66
meillo@0 67 -m) chmodcmd="$chmodprog $2"
meillo@0 68 shift
meillo@0 69 shift
meillo@0 70 continue;;
meillo@0 71
meillo@0 72 -o) chowncmd="$chownprog $2"
meillo@0 73 shift
meillo@0 74 shift
meillo@0 75 continue;;
meillo@0 76
meillo@0 77 -g) chgrpcmd="$chgrpprog $2"
meillo@0 78 shift
meillo@0 79 shift
meillo@0 80 continue;;
meillo@0 81
meillo@0 82 -s) stripcmd="$stripprog"
meillo@0 83 shift
meillo@0 84 continue;;
meillo@0 85
meillo@0 86 -t=*) transformarg=`echo $1 | sed 's/-t=//'`
meillo@0 87 shift
meillo@0 88 continue;;
meillo@0 89
meillo@0 90 -b=*) transformbasename=`echo $1 | sed 's/-b=//'`
meillo@0 91 shift
meillo@0 92 continue;;
meillo@0 93
meillo@0 94 *) if [ x"$src" = x ]
meillo@0 95 then
meillo@0 96 src=$1
meillo@0 97 else
meillo@0 98 # this colon is to work around a 386BSD /bin/sh bug
meillo@0 99 :
meillo@0 100 dst=$1
meillo@0 101 fi
meillo@0 102 shift
meillo@0 103 continue;;
meillo@0 104 esac
meillo@0 105 done
meillo@0 106
meillo@0 107 if [ x"$src" = x ]
meillo@0 108 then
meillo@0 109 echo "install: no input file specified"
meillo@0 110 exit 1
meillo@0 111 else
meillo@0 112 true
meillo@0 113 fi
meillo@0 114
meillo@0 115 if [ x"$dir_arg" != x ]; then
meillo@0 116 dst=$src
meillo@0 117 src=""
meillo@0 118
meillo@0 119 if [ -d $dst ]; then
meillo@0 120 instcmd=:
meillo@0 121 chmodcmd=""
meillo@0 122 else
meillo@0 123 instcmd=mkdir
meillo@0 124 fi
meillo@0 125 else
meillo@0 126
meillo@0 127 # Waiting for this to be detected by the "$instcmd $src $dsttmp" command
meillo@0 128 # might cause directories to be created, which would be especially bad
meillo@0 129 # if $src (and thus $dsttmp) contains '*'.
meillo@0 130
meillo@0 131 if [ -f $src -o -d $src ]
meillo@0 132 then
meillo@0 133 true
meillo@0 134 else
meillo@0 135 echo "install: $src does not exist"
meillo@0 136 exit 1
meillo@0 137 fi
meillo@0 138
meillo@0 139 if [ x"$dst" = x ]
meillo@0 140 then
meillo@0 141 echo "install: no destination specified"
meillo@0 142 exit 1
meillo@0 143 else
meillo@0 144 true
meillo@0 145 fi
meillo@0 146
meillo@0 147 # If destination is a directory, append the input filename; if your system
meillo@0 148 # does not like double slashes in filenames, you may need to add some logic
meillo@0 149
meillo@0 150 if [ -d $dst ]
meillo@0 151 then
meillo@0 152 dst="$dst"/`basename $src`
meillo@0 153 else
meillo@0 154 true
meillo@0 155 fi
meillo@0 156 fi
meillo@0 157
meillo@0 158 ## this sed command emulates the dirname command
meillo@0 159 dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
meillo@0 160
meillo@0 161 # Make sure that the destination directory exists.
meillo@0 162 # this part is taken from Noah Friedman's mkinstalldirs script
meillo@0 163
meillo@0 164 # Skip lots of stat calls in the usual case.
meillo@0 165 if [ ! -d "$dstdir" ]; then
meillo@0 166 defaultIFS='
meillo@0 167 '
meillo@0 168 IFS="${IFS-${defaultIFS}}"
meillo@0 169
meillo@0 170 oIFS="${IFS}"
meillo@0 171 # Some sh's can't handle IFS=/ for some reason.
meillo@0 172 IFS='%'
meillo@0 173 set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'`
meillo@0 174 IFS="${oIFS}"
meillo@0 175
meillo@0 176 pathcomp=''
meillo@0 177
meillo@0 178 while [ $# -ne 0 ] ; do
meillo@0 179 pathcomp="${pathcomp}${1}"
meillo@0 180 shift
meillo@0 181
meillo@0 182 if [ ! -d "${pathcomp}" ] ;
meillo@0 183 then
meillo@0 184 $mkdirprog "${pathcomp}"
meillo@0 185 else
meillo@0 186 true
meillo@0 187 fi
meillo@0 188
meillo@0 189 pathcomp="${pathcomp}/"
meillo@0 190 done
meillo@0 191 fi
meillo@0 192
meillo@0 193 if [ x"$dir_arg" != x ]
meillo@0 194 then
meillo@0 195 $doit $instcmd $dst &&
meillo@0 196
meillo@0 197 if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi &&
meillo@0 198 if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi &&
meillo@0 199 if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi &&
meillo@0 200 if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi
meillo@0 201 else
meillo@0 202
meillo@0 203 # If we're going to rename the final executable, determine the name now.
meillo@0 204
meillo@0 205 if [ x"$transformarg" = x ]
meillo@0 206 then
meillo@0 207 dstfile=`basename $dst`
meillo@0 208 else
meillo@0 209 dstfile=`basename $dst $transformbasename |
meillo@0 210 sed $transformarg`$transformbasename
meillo@0 211 fi
meillo@0 212
meillo@0 213 # don't allow the sed command to completely eliminate the filename
meillo@0 214
meillo@0 215 if [ x"$dstfile" = x ]
meillo@0 216 then
meillo@0 217 dstfile=`basename $dst`
meillo@0 218 else
meillo@0 219 true
meillo@0 220 fi
meillo@0 221
meillo@0 222 # Make a temp file name in the proper directory.
meillo@0 223
meillo@0 224 dsttmp=$dstdir/#inst.$$#
meillo@0 225
meillo@0 226 # Move or copy the file name to the temp name
meillo@0 227
meillo@0 228 $doit $instcmd $src $dsttmp &&
meillo@0 229
meillo@0 230 trap "rm -f ${dsttmp}" 0 &&
meillo@0 231
meillo@0 232 # and set any options; do chmod last to preserve setuid bits
meillo@0 233
meillo@0 234 # If any of these fail, we abort the whole thing. If we want to
meillo@0 235 # ignore errors from any of these, just make sure not to ignore
meillo@0 236 # errors from the above "$doit $instcmd $src $dsttmp" command.
meillo@0 237
meillo@0 238 if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi &&
meillo@0 239 if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi &&
meillo@0 240 if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi &&
meillo@0 241 if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi &&
meillo@0 242
meillo@0 243 # Now rename the file to the real destination.
meillo@0 244
meillo@0 245 $doit $rmcmd -f $dstdir/$dstfile &&
meillo@0 246 $doit $mvcmd $dsttmp $dstdir/$dstfile
meillo@0 247
meillo@0 248 fi &&
meillo@0 249
meillo@0 250
meillo@0 251 exit 0