| 1 | #!/bin/sh |
|---|
| 2 | # install - install a program, script, or datafile |
|---|
| 3 | |
|---|
| 4 | scriptversion=2009-04-28.21; # UTC |
|---|
| 5 | |
|---|
| 6 | # This originates from X11R5 (mit/util/scripts/install.sh), which was |
|---|
| 7 | # later released in X11R6 (xc/config/util/install.sh) with the |
|---|
| 8 | # following copyright and license. |
|---|
| 9 | # |
|---|
| 10 | # Copyright (C) 1994 X Consortium |
|---|
| 11 | # |
|---|
| 12 | # Permission is hereby granted, free of charge, to any person obtaining a copy |
|---|
| 13 | # of this software and associated documentation files (the "Software"), to |
|---|
| 14 | # deal in the Software without restriction, including without limitation the |
|---|
| 15 | # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
|---|
| 16 | # sell copies of the Software, and to permit persons to whom the Software is |
|---|
| 17 | # furnished to do so, subject to the following conditions: |
|---|
| 18 | # |
|---|
| 19 | # The above copyright notice and this permission notice shall be included in |
|---|
| 20 | # all copies or substantial portions of the Software. |
|---|
| 21 | # |
|---|
| 22 | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
|---|
| 23 | # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
|---|
| 24 | # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
|---|
| 25 | # X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
|---|
| 26 | # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC- |
|---|
| 27 | # TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
|---|
| 28 | # |
|---|
| 29 | # Except as contained in this notice, the name of the X Consortium shall not |
|---|
| 30 | # be used in advertising or otherwise to promote the sale, use or other deal- |
|---|
| 31 | # ings in this Software without prior written authorization from the X Consor- |
|---|
| 32 | # tium. |
|---|
| 33 | # |
|---|
| 34 | # |
|---|
| 35 | # FSF changes to this file are in the public domain. |
|---|
| 36 | # |
|---|
| 37 | # Calling this script install-sh is preferred over install.sh, to prevent |
|---|
| 38 | # `make' implicit rules from creating a file called install from it |
|---|
| 39 | # when there is no Makefile. |
|---|
| 40 | # |
|---|
| 41 | # This script is compatible with the BSD install script, but was written |
|---|
| 42 | # from scratch. |
|---|
| 43 | |
|---|
| 44 | nl=' |
|---|
| 45 | ' |
|---|
| 46 | IFS=" "" $nl" |
|---|
| 47 | |
|---|
| 48 | # set DOITPROG to echo to test this script |
|---|
| 49 | |
|---|
| 50 | # Don't use :- since 4.3BSD and earlier shells don't like it. |
|---|
| 51 | doit=${DOITPROG-} |
|---|
| 52 | if test -z "$doit"; then |
|---|
| 53 | doit_exec=exec |
|---|
| 54 | else |
|---|
| 55 | doit_exec=$doit |
|---|
| 56 | fi |
|---|
| 57 | |
|---|
| 58 | # Put in absolute file names if you don't have them in your path; |
|---|
| 59 | # or use environment vars. |
|---|
| 60 | |
|---|
| 61 | chgrpprog=${CHGRPPROG-chgrp} |
|---|
| 62 | chmodprog=${CHMODPROG-chmod} |
|---|
| 63 | chownprog=${CHOWNPROG-chown} |
|---|
| 64 | cmpprog=${CMPPROG-cmp} |
|---|
| 65 | cpprog=${CPPROG-cp} |
|---|
| 66 | mkdirprog=${MKDIRPROG-mkdir} |
|---|
| 67 | mvprog=${MVPROG-mv} |
|---|
| 68 | rmprog=${RMPROG-rm} |
|---|
| 69 | stripprog=${STRIPPROG-strip} |
|---|
| 70 | |
|---|
| 71 | posix_glob='?' |
|---|
| 72 | initialize_posix_glob=' |
|---|
| 73 | test "$posix_glob" != "?" || { |
|---|
| 74 | if (set -f) 2>/dev/null; then |
|---|
| 75 | posix_glob= |
|---|
| 76 | else |
|---|
| 77 | posix_glob=: |
|---|
| 78 | fi |
|---|
| 79 | } |
|---|
| 80 | ' |
|---|
| 81 | |
|---|
| 82 | posix_mkdir= |
|---|
| 83 | |
|---|
| 84 | # Desired mode of installed file. |
|---|
| 85 | mode=0755 |
|---|
| 86 | |
|---|
| 87 | chgrpcmd= |
|---|
| 88 | chmodcmd=$chmodprog |
|---|
| 89 | chowncmd= |
|---|
| 90 | mvcmd=$mvprog |
|---|
| 91 | rmcmd="$rmprog -f" |
|---|
| 92 | stripcmd= |
|---|
| 93 | |
|---|
| 94 | src= |
|---|
| 95 | dst= |
|---|
| 96 | dir_arg= |
|---|
| 97 | dst_arg= |
|---|
| 98 | |
|---|
| 99 | copy_on_change=false |
|---|
| 100 | no_target_directory= |
|---|
| 101 | |
|---|
| 102 | usage="\ |
|---|
| 103 | Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE |
|---|
| 104 | or: $0 [OPTION]... SRCFILES... DIRECTORY |
|---|
| 105 | or: $0 [OPTION]... -t DIRECTORY SRCFILES... |
|---|
| 106 | or: $0 [OPTION]... -d DIRECTORIES... |
|---|
| 107 | |
|---|
| 108 | In the 1st form, copy SRCFILE to DSTFILE. |
|---|
| 109 | In the 2nd and 3rd, copy all SRCFILES to DIRECTORY. |
|---|
| 110 | In the 4th, create DIRECTORIES. |
|---|
| 111 | |
|---|
| 112 | Options: |
|---|
| 113 | --help display this help and exit. |
|---|
| 114 | --version display version info and exit. |
|---|
| 115 | |
|---|
| 116 | -c (ignored) |
|---|
| 117 | -C install only if different (preserve the last data modification time) |
|---|
| 118 | -d create directories instead of installing files. |
|---|
| 119 | -g GROUP $chgrpprog installed files to GROUP. |
|---|
| 120 | -m MODE $chmodprog installed files to MODE. |
|---|
| 121 | -o USER $chownprog installed files to USER. |
|---|
| 122 | -s $stripprog installed files. |
|---|
| 123 | -t DIRECTORY install into DIRECTORY. |
|---|
| 124 | -T report an error if DSTFILE is a directory. |
|---|
| 125 | |
|---|
| 126 | Environment variables override the default commands: |
|---|
| 127 | CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG |
|---|
| 128 | RMPROG STRIPPROG |
|---|
| 129 | " |
|---|
| 130 | |
|---|
| 131 | while test $# -ne 0; do |
|---|
| 132 | case $1 in |
|---|
| 133 | -c) ;; |
|---|
| 134 | |
|---|
| 135 | -C) copy_on_change=true;; |
|---|
| 136 | |
|---|
| 137 | -d) dir_arg=true;; |
|---|
| 138 | |
|---|
| 139 | -g) chgrpcmd="$chgrpprog $2" |
|---|
| 140 | shift;; |
|---|
| 141 | |
|---|
| 142 | --help) echo "$usage"; exit $?;; |
|---|
| 143 | |
|---|
| 144 | -m) mode=$2 |
|---|
| 145 | case $mode in |
|---|
| 146 | *' '* | *' '* | *' |
|---|
| 147 | '* | *'*'* | *'?'* | *'['*) |
|---|
| 148 | echo "$0: invalid mode: $mode" >&2 |
|---|
| 149 | exit 1;; |
|---|
| 150 | esac |
|---|
| 151 | shift;; |
|---|
| 152 | |
|---|
| 153 | -o) chowncmd="$chownprog $2" |
|---|
| 154 | shift;; |
|---|
| 155 | |
|---|
| 156 | -s) stripcmd=$stripprog;; |
|---|
| 157 | |
|---|
| 158 | -t) dst_arg=$2 |
|---|
| 159 | shift;; |
|---|
| 160 | |
|---|
| 161 | -T) no_target_directory=true;; |
|---|
| 162 | |
|---|
| 163 | --version) echo "$0 $scriptversion"; exit $?;; |
|---|
| 164 | |
|---|
| 165 | --) shift |
|---|
| 166 | break;; |
|---|
| 167 | |
|---|
| 168 | -*) echo "$0: invalid option: $1" >&2 |
|---|
| 169 | exit 1;; |
|---|
| 170 | |
|---|
| 171 | *) break;; |
|---|
| 172 | esac |
|---|
| 173 | shift |
|---|
| 174 | done |
|---|
| 175 | |
|---|
| 176 | if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then |
|---|
| 177 | # When -d is used, all remaining arguments are directories to create. |
|---|
| 178 | # When -t is used, the destination is already specified. |
|---|
| 179 | # Otherwise, the last argument is the destination. Remove it from $@. |
|---|
| 180 | for arg |
|---|
| 181 | do |
|---|
| 182 | if test -n "$dst_arg"; then |
|---|
| 183 | # $@ is not empty: it contains at least $arg. |
|---|
| 184 | set fnord "$@" "$dst_arg" |
|---|
| 185 | shift # fnord |
|---|
| 186 | fi |
|---|
| 187 | shift # arg |
|---|
| 188 | dst_arg=$arg |
|---|
| 189 | done |
|---|
| 190 | fi |
|---|
| 191 | |
|---|
| 192 | if test $# -eq 0; then |
|---|
| 193 | if test -z "$dir_arg"; then |
|---|
| 194 | echo "$0: no input file specified." >&2 |
|---|
| 195 | exit 1 |
|---|
| 196 | fi |
|---|
| 197 | # It's OK to call `install-sh -d' without argument. |
|---|
| 198 | # This can happen when creating conditional directories. |
|---|
| 199 | exit 0 |
|---|
| 200 | fi |
|---|
| 201 | |
|---|
| 202 | if test -z "$dir_arg"; then |
|---|
| 203 | trap '(exit $?); exit' 1 2 13 15 |
|---|
| 204 | |
|---|
| 205 | # Set umask so as not to create temps with too-generous modes. |
|---|
| 206 | # However, 'strip' requires both read and write access to temps. |
|---|
| 207 | case $mode in |
|---|
| 208 | # Optimize common cases. |
|---|
| 209 | *644) cp_umask=133;; |
|---|
| 210 | *755) cp_umask=22;; |
|---|
| 211 | |
|---|
| 212 | *[0-7]) |
|---|
| 213 | if test -z "$stripcmd"; then |
|---|
| 214 | u_plus_rw= |
|---|
| 215 | else |
|---|
| 216 | u_plus_rw='% 200' |
|---|
| 217 | fi |
|---|
| 218 | cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;; |
|---|
| 219 | *) |
|---|
| 220 | if test -z "$stripcmd"; then |
|---|
| 221 | u_plus_rw= |
|---|
| 222 | else |
|---|
| 223 | u_plus_rw=,u+rw |
|---|
| 224 | fi |
|---|
| 225 | cp_umask=$mode$u_plus_rw;; |
|---|
| 226 | esac |
|---|
| 227 | fi |
|---|
| 228 | |
|---|
| 229 | for src |
|---|
| 230 | do |
|---|
| 231 | # Protect names starting with `-'. |
|---|
| 232 | case $src in |
|---|
| 233 | -*) src=./$src;; |
|---|
| 234 | esac |
|---|
| 235 | |
|---|
| 236 | if test -n "$dir_arg"; then |
|---|
| 237 | dst=$src |
|---|
| 238 | dstdir=$dst |
|---|
| 239 | test -d "$dstdir" |
|---|
| 240 | dstdir_status=$? |
|---|
| 241 | else |
|---|
| 242 | |
|---|
| 243 | # Waiting for this to be detected by the "$cpprog $src $dsttmp" command |
|---|
| 244 | # might cause directories to be created, which would be especially bad |
|---|
| 245 | # if $src (and thus $dsttmp) contains '*'. |
|---|
| 246 | if test ! -f "$src" && test ! -d "$src"; then |
|---|
| 247 | echo "$0: $src does not exist." >&2 |
|---|
| 248 | exit 1 |
|---|
| 249 | fi |
|---|
| 250 | |
|---|
| 251 | if test -z "$dst_arg"; then |
|---|
| 252 | echo "$0: no destination specified." >&2 |
|---|
| 253 | exit 1 |
|---|
| 254 | fi |
|---|
| 255 | |
|---|
| 256 | dst=$dst_arg |
|---|
| 257 | # Protect names starting with `-'. |
|---|
| 258 | case $dst in |
|---|
| 259 | -*) dst=./$dst;; |
|---|
| 260 | esac |
|---|
| 261 | |
|---|
| 262 | # If destination is a directory, append the input filename; won't work |
|---|
| 263 | # if double slashes aren't ignored. |
|---|
| 264 | if test -d "$dst"; then |
|---|
| 265 | if test -n "$no_target_directory"; then |
|---|
| 266 | echo "$0: $dst_arg: Is a directory" >&2 |
|---|
| 267 | exit 1 |
|---|
| 268 | fi |
|---|
| 269 | dstdir=$dst |
|---|
| 270 | dst=$dstdir/`basename "$src"` |
|---|
| 271 | dstdir_status=0 |
|---|
| 272 | else |
|---|
| 273 | # Prefer dirname, but fall back on a substitute if dirname fails. |
|---|
| 274 | dstdir=` |
|---|
| 275 | (dirname "$dst") 2>/dev/null || |
|---|
| 276 | expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ |
|---|
| 277 | X"$dst" : 'X\(//\)[^/]' \| \ |
|---|
| 278 | X"$dst" : 'X\(//\)$' \| \ |
|---|
| 279 | X"$dst" : 'X\(/\)' \| . 2>/dev/null || |
|---|
| 280 | echo X"$dst" | |
|---|
| 281 | sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ |
|---|
| 282 | s//\1/ |
|---|
| 283 | q |
|---|
| 284 | } |
|---|
| 285 | /^X\(\/\/\)[^/].*/{ |
|---|
| 286 | s//\1/ |
|---|
| 287 | q |
|---|
| 288 | } |
|---|
| 289 | /^X\(\/\/\)$/{ |
|---|
| 290 | s//\1/ |
|---|
| 291 | q |
|---|
| 292 | } |
|---|
| 293 | /^X\(\/\).*/{ |
|---|
| 294 | s//\1/ |
|---|
| 295 | q |
|---|
| 296 | } |
|---|
| 297 | s/.*/./; q' |
|---|
| 298 | ` |
|---|
| 299 | |
|---|
| 300 | test -d "$dstdir" |
|---|
| 301 | dstdir_status=$? |
|---|
| 302 | fi |
|---|
| 303 | fi |
|---|
| 304 | |
|---|
| 305 | obsolete_mkdir_used=false |
|---|
| 306 | |
|---|
| 307 | if test $dstdir_status != 0; then |
|---|
| 308 | case $posix_mkdir in |
|---|
| 309 | '') |
|---|
| 310 | # Create intermediate dirs using mode 755 as modified by the umask. |
|---|
| 311 | # This is like FreeBSD 'install' as of 1997-10-28. |
|---|
| 312 | umask=`umask` |
|---|
| 313 | case $stripcmd.$umask in |
|---|
| 314 | # Optimize common cases. |
|---|
| 315 | *[2367][2367]) mkdir_umask=$umask;; |
|---|
| 316 | .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;; |
|---|
| 317 | |
|---|
| 318 | *[0-7]) |
|---|
| 319 | mkdir_umask=`expr $umask + 22 \ |
|---|
| 320 | - $umask % 100 % 40 + $umask % 20 \ |
|---|
| 321 | - $umask % 10 % 4 + $umask % 2 |
|---|
| 322 | `;; |
|---|
| 323 | *) mkdir_umask=$umask,go-w;; |
|---|
| 324 | esac |
|---|
| 325 | |
|---|
| 326 | # With -d, create the new directory with the user-specified mode. |
|---|
| 327 | # Otherwise, rely on $mkdir_umask. |
|---|
| 328 | if test -n "$dir_arg"; then |
|---|
| 329 | mkdir_mode=-m$mode |
|---|
| 330 | else |
|---|
| 331 | mkdir_mode= |
|---|
| 332 | fi |
|---|
| 333 | |
|---|
| 334 | posix_mkdir=false |
|---|
| 335 | case $umask in |
|---|
| 336 | *[123567][0-7][0-7]) |
|---|
| 337 | # POSIX mkdir -p sets u+wx bits regardless of umask, which |
|---|
| 338 | # is incompatible with FreeBSD 'install' when (umask & 300) != 0. |
|---|
| 339 | ;; |
|---|
| 340 | *) |
|---|
| 341 | tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ |
|---|
| 342 | trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0 |
|---|
| 343 | |
|---|
| 344 | if (umask $mkdir_umask && |
|---|
| 345 | exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1 |
|---|
| 346 | then |
|---|
| 347 | if test -z "$dir_arg" || { |
|---|
| 348 | # Check for POSIX incompatibilities with -m. |
|---|
| 349 | # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or |
|---|
| 350 | # other-writeable bit of parent directory when it shouldn't. |
|---|
| 351 | # FreeBSD 6.1 mkdir -m -p sets mode of existing directory. |
|---|
| 352 | ls_ld_tmpdir=`ls -ld "$tmpdir"` |
|---|
| 353 | case $ls_ld_tmpdir in |
|---|
| 354 | d????-?r-*) different_mode=700;; |
|---|
| 355 | d????-?--*) different_mode=755;; |
|---|
| 356 | *) false;; |
|---|
| 357 | esac && |
|---|
| 358 | $mkdirprog -m$different_mode -p -- "$tmpdir" && { |
|---|
| 359 | ls_ld_tmpdir_1=`ls -ld "$tmpdir"` |
|---|
| 360 | test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" |
|---|
| 361 | } |
|---|
| 362 | } |
|---|
| 363 | then posix_mkdir=: |
|---|
| 364 | fi |
|---|
| 365 | rmdir "$tmpdir/d" "$tmpdir" |
|---|
| 366 | else |
|---|
| 367 | # Remove any dirs left behind by ancient mkdir implementations. |
|---|
| 368 | rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null |
|---|
| 369 | fi |
|---|
| 370 | trap '' 0;; |
|---|
| 371 | esac;; |
|---|
| 372 | esac |
|---|
| 373 | |
|---|
| 374 | if |
|---|
| 375 | $posix_mkdir && ( |
|---|
| 376 | umask $mkdir_umask && |
|---|
| 377 | $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir" |
|---|
| 378 | ) |
|---|
| 379 | then : |
|---|
| 380 | else |
|---|
| 381 | |
|---|
| 382 | # The umask is ridiculous, or mkdir does not conform to POSIX, |
|---|
| 383 | # or it failed possibly due to a race condition. Create the |
|---|
| 384 | # directory the slow way, step by step, checking for races as we go. |
|---|
| 385 | |
|---|
| 386 | case $dstdir in |
|---|
| 387 | /*) prefix='/';; |
|---|
| 388 | -*) prefix='./';; |
|---|
| 389 | *) prefix='';; |
|---|
| 390 | esac |
|---|
| 391 | |
|---|
| 392 | eval "$initialize_posix_glob" |
|---|
| 393 | |
|---|
| 394 | oIFS=$IFS |
|---|
| 395 | IFS=/ |
|---|
| 396 | $posix_glob set -f |
|---|
| 397 | set fnord $dstdir |
|---|
| 398 | shift |
|---|
| 399 | $posix_glob set +f |
|---|
| 400 | IFS=$oIFS |
|---|
| 401 | |
|---|
| 402 | prefixes= |
|---|
| 403 | |
|---|
| 404 | for d |
|---|
| 405 | do |
|---|
| 406 | test -z "$d" && continue |
|---|
| 407 | |
|---|
| 408 | prefix=$prefix$d |
|---|
| 409 | if test -d "$prefix"; then |
|---|
| 410 | prefixes= |
|---|
| 411 | else |
|---|
| 412 | if $posix_mkdir; then |
|---|
| 413 | (umask=$mkdir_umask && |
|---|
| 414 | $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break |
|---|
| 415 | # Don't fail if two instances are running concurrently. |
|---|
| 416 | test -d "$prefix" || exit 1 |
|---|
| 417 | else |
|---|
| 418 | case $prefix in |
|---|
| 419 | *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;; |
|---|
| 420 | *) qprefix=$prefix;; |
|---|
| 421 | esac |
|---|
| 422 | prefixes="$prefixes '$qprefix'" |
|---|
| 423 | fi |
|---|
| 424 | fi |
|---|
| 425 | prefix=$prefix/ |
|---|
| 426 | done |
|---|
| 427 | |
|---|
| 428 | if test -n "$prefixes"; then |
|---|
| 429 | # Don't fail if two instances are running concurrently. |
|---|
| 430 | (umask $mkdir_umask && |
|---|
| 431 | eval "\$doit_exec \$mkdirprog $prefixes") || |
|---|
| 432 | test -d "$dstdir" || exit 1 |
|---|
| 433 | obsolete_mkdir_used=true |
|---|
| 434 | fi |
|---|
| 435 | fi |
|---|
| 436 | fi |
|---|
| 437 | |
|---|
| 438 | if test -n "$dir_arg"; then |
|---|
| 439 | { test -z "$chowncmd" || $doit $chowncmd "$dst"; } && |
|---|
| 440 | { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } && |
|---|
| 441 | { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false || |
|---|
| 442 | test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1 |
|---|
| 443 | else |
|---|
| 444 | |
|---|
| 445 | # Make a couple of temp file names in the proper directory. |
|---|
| 446 | dsttmp=$dstdir/_inst.$$_ |
|---|
| 447 | rmtmp=$dstdir/_rm.$$_ |
|---|
| 448 | |
|---|
| 449 | # Trap to clean up those temp files at exit. |
|---|
| 450 | trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 |
|---|
| 451 | |
|---|
| 452 | # Copy the file name to the temp name. |
|---|
| 453 | (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") && |
|---|
| 454 | |
|---|
| 455 | # and set any options; do chmod last to preserve setuid bits. |
|---|
| 456 | # |
|---|
| 457 | # If any of these fail, we abort the whole thing. If we want to |
|---|
| 458 | # ignore errors from any of these, just make sure not to ignore |
|---|
| 459 | # errors from the above "$doit $cpprog $src $dsttmp" command. |
|---|
| 460 | # |
|---|
| 461 | { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } && |
|---|
| 462 | { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } && |
|---|
| 463 | { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } && |
|---|
| 464 | { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } && |
|---|
| 465 | |
|---|
| 466 | # If -C, don't bother to copy if it wouldn't change the file. |
|---|
| 467 | if $copy_on_change && |
|---|
| 468 | old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` && |
|---|
| 469 | new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` && |
|---|
| 470 | |
|---|
| 471 | eval "$initialize_posix_glob" && |
|---|
| 472 | $posix_glob set -f && |
|---|
| 473 | set X $old && old=:$2:$4:$5:$6 && |
|---|
| 474 | set X $new && new=:$2:$4:$5:$6 && |
|---|
| 475 | $posix_glob set +f && |
|---|
| 476 | |
|---|
| 477 | test "$old" = "$new" && |
|---|
| 478 | $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 |
|---|
| 479 | then |
|---|
| 480 | rm -f "$dsttmp" |
|---|
| 481 | else |
|---|
| 482 | # Rename the file to the real destination. |
|---|
| 483 | $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null || |
|---|
| 484 | |
|---|
| 485 | # The rename failed, perhaps because mv can't rename something else |
|---|
| 486 | # to itself, or perhaps because mv is so ancient that it does not |
|---|
| 487 | # support -f. |
|---|
| 488 | { |
|---|
| 489 | # Now remove or move aside any old file at destination location. |
|---|
| 490 | # We try this two ways since rm can't unlink itself on some |
|---|
| 491 | # systems and the destination file might be busy for other |
|---|
| 492 | # reasons. In this case, the final cleanup might fail but the new |
|---|
| 493 | # file should still install successfully. |
|---|
| 494 | { |
|---|
| 495 | test ! -f "$dst" || |
|---|
| 496 | $doit $rmcmd -f "$dst" 2>/dev/null || |
|---|
| 497 | { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null && |
|---|
| 498 | { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; } |
|---|
| 499 | } || |
|---|
| 500 | { echo "$0: cannot unlink or rename $dst" >&2 |
|---|
| 501 | (exit 1); exit 1 |
|---|
| 502 | } |
|---|
| 503 | } && |
|---|
| 504 | |
|---|
| 505 | # Now rename the file to the real destination. |
|---|
| 506 | $doit $mvcmd "$dsttmp" "$dst" |
|---|
| 507 | } |
|---|
| 508 | fi || exit 1 |
|---|
| 509 | |
|---|
| 510 | trap '' 0 |
|---|
| 511 | fi |
|---|
| 512 | done |
|---|
| 513 | |
|---|
| 514 | # Local variables: |
|---|
| 515 | # eval: (add-hook 'write-file-hooks 'time-stamp) |
|---|
| 516 | # time-stamp-start: "scriptversion=" |
|---|
| 517 | # time-stamp-format: "%:y-%02m-%02d.%02H" |
|---|
| 518 | # time-stamp-time-zone: "UTC" |
|---|
| 519 | # time-stamp-end: "; # UTC" |
|---|
| 520 | # End: |
|---|
