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| author | Aiden Woodruff <aiden.woodruff@gmail.com> | 2018-07-26 00:07:03 -0500 |
|---|---|---|
| committer | Aiden Woodruff <aiden.woodruff@gmail.com> | 2018-07-26 00:07:03 -0500 |
| commit | a999c1afbd9895d12b88ee1103009f05ff763629 (patch) | |
| tree | a47b8cae7a2891a580eec84f1e9246e5d538b149 /install-sh | |
| parent | b2f942cdf39b636f19b39504aee92df8f7442930 (diff) | |
| download | life-a999c1afbd9895d12b88ee1103009f05ff763629.tar.gz life-a999c1afbd9895d12b88ee1103009f05ff763629.tar.bz2 life-a999c1afbd9895d12b88ee1103009f05ff763629.zip | |
Created autotools fileslife-1.0.0
Tagged and created dist for version 1.0.0
Signed-off-by: Aiden Woodruff <aiden.woodruff@gmail.com>
Diffstat (limited to 'install-sh')
| -rwxr-xr-x | install-sh | 508 |
1 files changed, 508 insertions, 0 deletions
diff --git a/install-sh b/install-sh new file mode 100755 index 0000000..59990a1 --- /dev/null +++ b/install-sh | |||
| @@ -0,0 +1,508 @@ | |||
| 1 | #!/bin/sh | ||
| 2 | # install - install a program, script, or datafile | ||
| 3 | |||
| 4 | scriptversion=2014-09-12.12; # 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 | tab=' ' | ||
| 45 | nl=' | ||
| 46 | ' | ||
| 47 | IFS=" $tab$nl" | ||
| 48 | |||
| 49 | # Set DOITPROG to "echo" to test this script. | ||
| 50 | |||
| 51 | doit=${DOITPROG-} | ||
| 52 | doit_exec=${doit:-exec} | ||
| 53 | |||
| 54 | # Put in absolute file names if you don't have them in your path; | ||
| 55 | # or use environment vars. | ||
| 56 | |||
| 57 | chgrpprog=${CHGRPPROG-chgrp} | ||
| 58 | chmodprog=${CHMODPROG-chmod} | ||
| 59 | chownprog=${CHOWNPROG-chown} | ||
| 60 | cmpprog=${CMPPROG-cmp} | ||
| 61 | cpprog=${CPPROG-cp} | ||
| 62 | mkdirprog=${MKDIRPROG-mkdir} | ||
| 63 | mvprog=${MVPROG-mv} | ||
| 64 | rmprog=${RMPROG-rm} | ||
| 65 | stripprog=${STRIPPROG-strip} | ||
| 66 | |||
| 67 | posix_mkdir= | ||
| 68 | |||
| 69 | # Desired mode of installed file. | ||
| 70 | mode=0755 | ||
| 71 | |||
| 72 | chgrpcmd= | ||
| 73 | chmodcmd=$chmodprog | ||
| 74 | chowncmd= | ||
| 75 | mvcmd=$mvprog | ||
| 76 | rmcmd="$rmprog -f" | ||
| 77 | stripcmd= | ||
| 78 | |||
| 79 | src= | ||
| 80 | dst= | ||
| 81 | dir_arg= | ||
| 82 | dst_arg= | ||
| 83 | |||
| 84 | copy_on_change=false | ||
| 85 | is_target_a_directory=possibly | ||
| 86 | |||
| 87 | usage="\ | ||
| 88 | Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE | ||
| 89 | or: $0 [OPTION]... SRCFILES... DIRECTORY | ||
| 90 | or: $0 [OPTION]... -t DIRECTORY SRCFILES... | ||
| 91 | or: $0 [OPTION]... -d DIRECTORIES... | ||
| 92 | |||
| 93 | In the 1st form, copy SRCFILE to DSTFILE. | ||
| 94 | In the 2nd and 3rd, copy all SRCFILES to DIRECTORY. | ||
| 95 | In the 4th, create DIRECTORIES. | ||
| 96 | |||
| 97 | Options: | ||
| 98 | --help display this help and exit. | ||
| 99 | --version display version info and exit. | ||
| 100 | |||
| 101 | -c (ignored) | ||
| 102 | -C install only if different (preserve the last data modification time) | ||
| 103 | -d create directories instead of installing files. | ||
| 104 | -g GROUP $chgrpprog installed files to GROUP. | ||
| 105 | -m MODE $chmodprog installed files to MODE. | ||
| 106 | -o USER $chownprog installed files to USER. | ||
| 107 | -s $stripprog installed files. | ||
| 108 | -t DIRECTORY install into DIRECTORY. | ||
| 109 | -T report an error if DSTFILE is a directory. | ||
| 110 | |||
| 111 | Environment variables override the default commands: | ||
| 112 | CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG | ||
| 113 | RMPROG STRIPPROG | ||
| 114 | " | ||
| 115 | |||
| 116 | while test $# -ne 0; do | ||
| 117 | case $1 in | ||
| 118 | -c) ;; | ||
| 119 | |||
| 120 | -C) copy_on_change=true;; | ||
| 121 | |||
| 122 | -d) dir_arg=true;; | ||
| 123 | |||
| 124 | -g) chgrpcmd="$chgrpprog $2" | ||
| 125 | shift;; | ||
| 126 | |||
| 127 | --help) echo "$usage"; exit $?;; | ||
| 128 | |||
| 129 | -m) mode=$2 | ||
| 130 | case $mode in | ||
| 131 | *' '* | *"$tab"* | *"$nl"* | *'*'* | *'?'* | *'['*) | ||
| 132 | echo "$0: invalid mode: $mode" >&2 | ||
| 133 | exit 1;; | ||
| 134 | esac | ||
| 135 | shift;; | ||
| 136 | |||
| 137 | -o) chowncmd="$chownprog $2" | ||
| 138 | shift;; | ||
| 139 | |||
| 140 | -s) stripcmd=$stripprog;; | ||
| 141 | |||
| 142 | -t) | ||
| 143 | is_target_a_directory=always | ||
| 144 | dst_arg=$2 | ||
| 145 | # Protect names problematic for 'test' and other utilities. | ||
| 146 | case $dst_arg in | ||
| 147 | -* | [=\(\)!]) dst_arg=./$dst_arg;; | ||
| 148 | esac | ||
| 149 | shift;; | ||
| 150 | |||
| 151 | -T) is_target_a_directory=never;; | ||
| 152 | |||
| 153 | --version) echo "$0 $scriptversion"; exit $?;; | ||
| 154 | |||
| 155 | --) shift | ||
| 156 | break;; | ||
| 157 | |||
| 158 | -*) echo "$0: invalid option: $1" >&2 | ||
| 159 | exit 1;; | ||
| 160 | |||
| 161 | *) break;; | ||
| 162 | esac | ||
| 163 | shift | ||
| 164 | done | ||
| 165 | |||
| 166 | # We allow the use of options -d and -T together, by making -d | ||
| 167 | # take the precedence; this is for compatibility with GNU install. | ||
| 168 | |||
| 169 | if test -n "$dir_arg"; then | ||
| 170 | if test -n "$dst_arg"; then | ||
| 171 | echo "$0: target directory not allowed when installing a directory." >&2 | ||
| 172 | exit 1 | ||
| 173 | fi | ||
| 174 | fi | ||
| 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 | # Protect names problematic for 'test' and other utilities. | ||
| 190 | case $dst_arg in | ||
| 191 | -* | [=\(\)!]) dst_arg=./$dst_arg;; | ||
| 192 | esac | ||
| 193 | done | ||
| 194 | fi | ||
| 195 | |||
| 196 | if test $# -eq 0; then | ||
| 197 | if test -z "$dir_arg"; then | ||
| 198 | echo "$0: no input file specified." >&2 | ||
| 199 | exit 1 | ||
| 200 | fi | ||
| 201 | # It's OK to call 'install-sh -d' without argument. | ||
| 202 | # This can happen when creating conditional directories. | ||
| 203 | exit 0 | ||
| 204 | fi | ||
| 205 | |||
| 206 | if test -z "$dir_arg"; then | ||
| 207 | if test $# -gt 1 || test "$is_target_a_directory" = always; then | ||
| 208 | if test ! -d "$dst_arg"; then | ||
| 209 | echo "$0: $dst_arg: Is not a directory." >&2 | ||
| 210 | exit 1 | ||
| 211 | fi | ||
| 212 | fi | ||
| 213 | fi | ||
| 214 | |||
| 215 | if test -z "$dir_arg"; then | ||
| 216 | do_exit='(exit $ret); exit $ret' | ||
| 217 | trap "ret=129; $do_exit" 1 | ||
| 218 | trap "ret=130; $do_exit" 2 | ||
| 219 | trap "ret=141; $do_exit" 13 | ||
| 220 | trap "ret=143; $do_exit" 15 | ||
| 221 | |||
| 222 | # Set umask so as not to create temps with too-generous modes. | ||
| 223 | # However, 'strip' requires both read and write access to temps. | ||
| 224 | case $mode in | ||
| 225 | # Optimize common cases. | ||
| 226 | *644) cp_umask=133;; | ||
| 227 | *755) cp_umask=22;; | ||
| 228 | |||
| 229 | *[0-7]) | ||
| 230 | if test -z "$stripcmd"; then | ||
| 231 | u_plus_rw= | ||
| 232 | else | ||
| 233 | u_plus_rw='% 200' | ||
| 234 | fi | ||
| 235 | cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;; | ||
| 236 | *) | ||
| 237 | if test -z "$stripcmd"; then | ||
| 238 | u_plus_rw= | ||
| 239 | else | ||
| 240 | u_plus_rw=,u+rw | ||
| 241 | fi | ||
| 242 | cp_umask=$mode$u_plus_rw;; | ||
| 243 | esac | ||
| 244 | fi | ||
| 245 | |||
| 246 | for src | ||
| 247 | do | ||
| 248 | # Protect names problematic for 'test' and other utilities. | ||
| 249 | case $src in | ||
| 250 | -* | [=\(\)!]) src=./$src;; | ||
| 251 | esac | ||
| 252 | |||
| 253 | if test -n "$dir_arg"; then | ||
| 254 | dst=$src | ||
| 255 | dstdir=$dst | ||
| 256 | test -d "$dstdir" | ||
| 257 | dstdir_status=$? | ||
| 258 | else | ||
| 259 | |||
| 260 | # Waiting for this to be detected by the "$cpprog $src $dsttmp" command | ||
| 261 | # might cause directories to be created, which would be especially bad | ||
| 262 | # if $src (and thus $dsttmp) contains '*'. | ||
| 263 | if test ! -f "$src" && test ! -d "$src"; then | ||
| 264 | echo "$0: $src does not exist." >&2 | ||
| 265 | exit 1 | ||
| 266 | fi | ||
| 267 | |||
| 268 | if test -z "$dst_arg"; then | ||
| 269 | echo "$0: no destination specified." >&2 | ||
| 270 | exit 1 | ||
| 271 | fi | ||
| 272 | dst=$dst_arg | ||
| 273 | |||
| 274 | # If destination is a directory, append the input filename; won't work | ||
| 275 | # if double slashes aren't ignored. | ||
| 276 | if test -d "$dst"; then | ||
| 277 | if test "$is_target_a_directory" = never; then | ||
| 278 | echo "$0: $dst_arg: Is a directory" >&2 | ||
| 279 | exit 1 | ||
| 280 | fi | ||
| 281 | dstdir=$dst | ||
| 282 | dst=$dstdir/`basename "$src"` | ||
| 283 | dstdir_status=0 | ||
| 284 | else | ||
| 285 | dstdir=`dirname "$dst"` | ||
| 286 | test -d "$dstdir" | ||
| 287 | dstdir_status=$? | ||
| 288 | fi | ||
| 289 | fi | ||
| 290 | |||
| 291 | obsolete_mkdir_used=false | ||
| 292 | |||
| 293 | if test $dstdir_status != 0; then | ||
| 294 | case $posix_mkdir in | ||
| 295 | '') | ||
| 296 | # Create intermediate dirs using mode 755 as modified by the umask. | ||
| 297 | # This is like FreeBSD 'install' as of 1997-10-28. | ||
| 298 | umask=`umask` | ||
| 299 | case $stripcmd.$umask in | ||
| 300 | # Optimize common cases. | ||
| 301 | *[2367][2367]) mkdir_umask=$umask;; | ||
| 302 | .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;; | ||
| 303 | |||
| 304 | *[0-7]) | ||
| 305 | mkdir_umask=`expr $umask + 22 \ | ||
| 306 | - $umask % 100 % 40 + $umask % 20 \ | ||
| 307 | - $umask % 10 % 4 + $umask % 2 | ||
| 308 | `;; | ||
| 309 | *) mkdir_umask=$umask,go-w;; | ||
| 310 | esac | ||
| 311 | |||
| 312 | # With -d, create the new directory with the user-specified mode. | ||
| 313 | # Otherwise, rely on $mkdir_umask. | ||
| 314 | if test -n "$dir_arg"; then | ||
| 315 | mkdir_mode=-m$mode | ||
| 316 | else | ||
| 317 | mkdir_mode= | ||
| 318 | fi | ||
| 319 | |||
| 320 | posix_mkdir=false | ||
| 321 | case $umask in | ||
| 322 | *[123567][0-7][0-7]) | ||
| 323 | # POSIX mkdir -p sets u+wx bits regardless of umask, which | ||
| 324 | # is incompatible with FreeBSD 'install' when (umask & 300) != 0. | ||
| 325 | ;; | ||
| 326 | *) | ||
| 327 | # $RANDOM is not portable (e.g. dash); use it when possible to | ||
| 328 | # lower collision chance | ||
| 329 | tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ | ||
| 330 | trap 'ret=$?; rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" 2>/dev/null; exit $ret' 0 | ||
| 331 | |||
| 332 | # As "mkdir -p" follows symlinks and we work in /tmp possibly; so | ||
| 333 | # create the $tmpdir first (and fail if unsuccessful) to make sure | ||
| 334 | # that nobody tries to guess the $tmpdir name. | ||
| 335 | if (umask $mkdir_umask && | ||
| 336 | $mkdirprog $mkdir_mode "$tmpdir" && | ||
| 337 | exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1 | ||
| 338 | then | ||
| 339 | if test -z "$dir_arg" || { | ||
| 340 | # Check for POSIX incompatibilities with -m. | ||
| 341 | # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or | ||
| 342 | # other-writable bit of parent directory when it shouldn't. | ||
| 343 | # FreeBSD 6.1 mkdir -m -p sets mode of existing directory. | ||
| 344 | test_tmpdir="$tmpdir/a" | ||
| 345 | ls_ld_tmpdir=`ls -ld "$test_tmpdir"` | ||
| 346 | case $ls_ld_tmpdir in | ||
| 347 | d????-?r-*) different_mode=700;; | ||
| 348 | d????-?--*) different_mode=755;; | ||
| 349 | *) false;; | ||
| 350 | esac && | ||
| 351 | $mkdirprog -m$different_mode -p -- "$test_tmpdir" && { | ||
| 352 | ls_ld_tmpdir_1=`ls -ld "$test_tmpdir"` | ||
| 353 | test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" | ||
| 354 | } | ||
| 355 | } | ||
| 356 | then posix_mkdir=: | ||
| 357 | fi | ||
| 358 | rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" | ||
| 359 | else | ||
| 360 | # Remove any dirs left behind by ancient mkdir implementations. | ||
| 361 | rmdir ./$mkdir_mode ./-p ./-- "$tmpdir" 2>/dev/null | ||
| 362 | fi | ||
| 363 | trap '' 0;; | ||
| 364 | esac;; | ||
| 365 | esac | ||
| 366 | |||
| 367 | if | ||
| 368 | $posix_mkdir && ( | ||
| 369 | umask $mkdir_umask && | ||
| 370 | $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir" | ||
| 371 | ) | ||
| 372 | then : | ||
| 373 | else | ||
| 374 | |||
| 375 | # The umask is ridiculous, or mkdir does not conform to POSIX, | ||
| 376 | # or it failed possibly due to a race condition. Create the | ||
| 377 | # directory the slow way, step by step, checking for races as we go. | ||
| 378 | |||
| 379 | case $dstdir in | ||
| 380 | /*) prefix='/';; | ||
| 381 | [-=\(\)!]*) prefix='./';; | ||
| 382 | *) prefix='';; | ||
| 383 | esac | ||
| 384 | |||
| 385 | oIFS=$IFS | ||
| 386 | IFS=/ | ||
| 387 | set -f | ||
| 388 | set fnord $dstdir | ||
| 389 | shift | ||
| 390 | set +f | ||
| 391 | IFS=$oIFS | ||
| 392 | |||
| 393 | prefixes= | ||
| 394 | |||
| 395 | for d | ||
| 396 | do | ||
| 397 | test X"$d" = X && continue | ||
| 398 | |||
| 399 | prefix=$prefix$d | ||
| 400 | if test -d "$prefix"; then | ||
| 401 | prefixes= | ||
| 402 | else | ||
| 403 | if $posix_mkdir; then | ||
| 404 | (umask=$mkdir_umask && | ||
| 405 | $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break | ||
| 406 | # Don't fail if two instances are running concurrently. | ||
| 407 | test -d "$prefix" || exit 1 | ||
| 408 | else | ||
| 409 | case $prefix in | ||
| 410 | *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;; | ||
| 411 | *) qprefix=$prefix;; | ||
| 412 | esac | ||
| 413 | prefixes="$prefixes '$qprefix'" | ||
| 414 | fi | ||
| 415 | fi | ||
| 416 | prefix=$prefix/ | ||
| 417 | done | ||
| 418 | |||
| 419 | if test -n "$prefixes"; then | ||
| 420 | # Don't fail if two instances are running concurrently. | ||
| 421 | (umask $mkdir_umask && | ||
| 422 | eval "\$doit_exec \$mkdirprog $prefixes") || | ||
| 423 | test -d "$dstdir" || exit 1 | ||
| 424 | obsolete_mkdir_used=true | ||
| 425 | fi | ||
| 426 | fi | ||
| 427 | fi | ||
| 428 | |||
| 429 | if test -n "$dir_arg"; then | ||
| 430 | { test -z "$chowncmd" || $doit $chowncmd "$dst"; } && | ||
| 431 | { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } && | ||
| 432 | { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false || | ||
| 433 | test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1 | ||
| 434 | else | ||
| 435 | |||
| 436 | # Make a couple of temp file names in the proper directory. | ||
| 437 | dsttmp=$dstdir/_inst.$$_ | ||
| 438 | rmtmp=$dstdir/_rm.$$_ | ||
| 439 | |||
| 440 | # Trap to clean up those temp files at exit. | ||
| 441 | trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 | ||
| 442 | |||
| 443 | # Copy the file name to the temp name. | ||
| 444 | (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") && | ||
| 445 | |||
| 446 | # and set any options; do chmod last to preserve setuid bits. | ||
| 447 | # | ||
| 448 | # If any of these fail, we abort the whole thing. If we want to | ||
| 449 | # ignore errors from any of these, just make sure not to ignore | ||
| 450 | # errors from the above "$doit $cpprog $src $dsttmp" command. | ||
| 451 | # | ||
| 452 | { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } && | ||
| 453 | { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } && | ||
| 454 | { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } && | ||
| 455 | { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } && | ||
| 456 | |||
| 457 | # If -C, don't bother to copy if it wouldn't change the file. | ||
| 458 | if $copy_on_change && | ||
| 459 | old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` && | ||
| 460 | new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` && | ||
| 461 | set -f && | ||
| 462 | set X $old && old=:$2:$4:$5:$6 && | ||
| 463 | set X $new && new=:$2:$4:$5:$6 && | ||
| 464 | set +f && | ||
| 465 | test "$old" = "$new" && | ||
| 466 | $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 | ||
| 467 | then | ||
| 468 | rm -f "$dsttmp" | ||
| 469 | else | ||
| 470 | # Rename the file to the real destination. | ||
| 471 | $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null || | ||
| 472 | |||
| 473 | # The rename failed, perhaps because mv can't rename something else | ||
| 474 | # to itself, or perhaps because mv is so ancient that it does not | ||
| 475 | # support -f. | ||
| 476 | { | ||
| 477 | # Now remove or move aside any old file at destination location. | ||
| 478 | # We try this two ways since rm can't unlink itself on some | ||
| 479 | # systems and the destination file might be busy for other | ||
| 480 | # reasons. In this case, the final cleanup might fail but the new | ||
| 481 | # file should still install successfully. | ||
| 482 | { | ||
| 483 | test ! -f "$dst" || | ||
| 484 | $doit $rmcmd -f "$dst" 2>/dev/null || | ||
| 485 | { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null && | ||
| 486 | { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; } | ||
| 487 | } || | ||
| 488 | { echo "$0: cannot unlink or rename $dst" >&2 | ||
| 489 | (exit 1); exit 1 | ||
| 490 | } | ||
| 491 | } && | ||
| 492 | |||
| 493 | # Now rename the file to the real destination. | ||
| 494 | $doit $mvcmd "$dsttmp" "$dst" | ||
| 495 | } | ||
| 496 | fi || exit 1 | ||
| 497 | |||
| 498 | trap '' 0 | ||
| 499 | fi | ||
| 500 | done | ||
| 501 | |||
| 502 | # Local variables: | ||
| 503 | # eval: (add-hook 'write-file-hooks 'time-stamp) | ||
| 504 | # time-stamp-start: "scriptversion=" | ||
| 505 | # time-stamp-format: "%:y-%02m-%02d.%02H" | ||
| 506 | # time-stamp-time-zone: "UTC" | ||
| 507 | # time-stamp-end: "; # UTC" | ||
| 508 | # End: | ||
