comparison: install-sh
install-sh
- changeset 95
- 6737fe676e48
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| 94:f48ffd2f2224 | 95:6737fe676e48 |
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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 $dst ]; then | |
| 120 instcmd=: | |
| 121 chmodcmd="" | |
| 122 else | |
| 123 instcmd=mkdir | |
| 124 fi | |
| 125 else | |
| 126 | |
| 127 # Waiting for this to be detected by the "$instcmd $src $dsttmp" command | |
| 128 # might cause directories to be created, which would be especially bad | |
| 129 # if $src (and thus $dsttmp) contains '*'. | |
| 130 | |
| 131 if [ -f $src -o -d $src ] | |
| 132 then | |
| 133 true | |
| 134 else | |
| 135 echo "install: $src does not exist" | |
| 136 exit 1 | |
| 137 fi | |
| 138 | |
| 139 if [ x"$dst" = x ] | |
| 140 then | |
| 141 echo "install: no destination specified" | |
| 142 exit 1 | |
| 143 else | |
| 144 true | |
| 145 fi | |
| 146 | |
| 147 # If destination is a directory, append the input filename; if your system | |
| 148 # does not like double slashes in filenames, you may need to add some logic | |
| 149 | |
| 150 if [ -d $dst ] | |
| 151 then | |
| 152 dst="$dst"/`basename $src` | |
| 153 else | |
| 154 true | |
| 155 fi | |
| 156 fi | |
| 157 | |
| 158 ## this sed command emulates the dirname command | |
| 159 dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'` | |
| 160 | |
| 161 # Make sure that the destination directory exists. | |
| 162 # this part is taken from Noah Friedman's mkinstalldirs script | |
| 163 | |
| 164 # Skip lots of stat calls in the usual case. | |
| 165 if [ ! -d "$dstdir" ]; then | |
| 166 defaultIFS=' | |
| 167 ' | |
| 168 IFS="${IFS-${defaultIFS}}" | |
| 169 | |
| 170 oIFS="${IFS}" | |
| 171 # Some sh's can't handle IFS=/ for some reason. | |
| 172 IFS='%' | |
| 173 set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'` | |
| 174 IFS="${oIFS}" | |
| 175 | |
| 176 pathcomp='' | |
| 177 | |
| 178 while [ $# -ne 0 ] ; do | |
| 179 pathcomp="${pathcomp}${1}" | |
| 180 shift | |
| 181 | |
| 182 if [ ! -d "${pathcomp}" ] ; | |
| 183 then | |
| 184 $mkdirprog "${pathcomp}" | |
| 185 else | |
| 186 true | |
| 187 fi | |
| 188 | |
| 189 pathcomp="${pathcomp}/" | |
| 190 done | |
| 191 fi | |
| 192 | |
| 193 if [ x"$dir_arg" != x ] | |
| 194 then | |
| 195 $doit $instcmd $dst && | |
| 196 | |
| 197 if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi && | |
| 198 if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi && | |
| 199 if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi && | |
| 200 if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi | |
| 201 else | |
| 202 | |
| 203 # If we're going to rename the final executable, determine the name now. | |
| 204 | |
| 205 if [ x"$transformarg" = x ] | |
| 206 then | |
| 207 dstfile=`basename $dst` | |
| 208 else | |
| 209 dstfile=`basename $dst $transformbasename | | |
| 210 sed $transformarg`$transformbasename | |
| 211 fi | |
| 212 | |
| 213 # don't allow the sed command to completely eliminate the filename | |
| 214 | |
| 215 if [ x"$dstfile" = x ] | |
| 216 then | |
| 217 dstfile=`basename $dst` | |
| 218 else | |
| 219 true | |
| 220 fi | |
| 221 | |
| 222 # Make a temp file name in the proper directory. | |
| 223 | |
| 224 dsttmp=$dstdir/#inst.$$# | |
| 225 | |
| 226 # Move or copy the file name to the temp name | |
| 227 | |
| 228 $doit $instcmd $src $dsttmp && | |
| 229 | |
| 230 trap "rm -f ${dsttmp}" 0 && | |
| 231 | |
| 232 # and set any options; do chmod last to preserve setuid bits | |
| 233 | |
| 234 # If any of these fail, we abort the whole thing. If we want to | |
| 235 # ignore errors from any of these, just make sure not to ignore | |
| 236 # errors from the above "$doit $instcmd $src $dsttmp" command. | |
| 237 | |
| 238 if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi && | |
| 239 if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi && | |
| 240 if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi && | |
| 241 if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi && | |
| 242 | |
| 243 # Now rename the file to the real destination. | |
| 244 | |
| 245 $doit $rmcmd -f $dstdir/$dstfile && | |
| 246 $doit $mvcmd $dsttmp $dstdir/$dstfile | |
| 247 | |
| 248 fi && | |
| 249 | |
| 250 | |
| 251 exit 0 |
