comparison: install-sh
install-sh
- changeset 239
- 56f91e0de57b
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| 238:b167226fb804 | 239:56f91e0de57b |
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| 1 #!/bin/sh | |
| 2 # install - install a program, script, or datafile | |
| 3 | |
| 4 scriptversion=2013-12-25.23; # 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 $umask in | |
| 322 *[123567][0-7][0-7]) | |
| 323 # POSIX mkdir -p sets u+wx bits regardless of umask, which | |
| 324 # is incompatible with FreeBSD 'install' when (umask & 300) != 0. | |
| 325 ;; | |
| 326 *) | |
| 327 tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ | |
| 328 trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0 | |
| 329 | |
| 330 if (umask $mkdir_umask && | |
| 331 exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1 | |
| 332 then | |
| 333 if test -z "$dir_arg" || { | |
| 334 # Check for POSIX incompatibilities with -m. | |
| 335 # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or | |
| 336 # other-writable bit of parent directory when it shouldn't. | |
| 337 # FreeBSD 6.1 mkdir -m -p sets mode of existing directory. | |
| 338 ls_ld_tmpdir=`ls -ld "$tmpdir"` | |
| 339 case $ls_ld_tmpdir in | |
| 340 d????-?r-*) different_mode=700;; | |
| 341 d????-?--*) different_mode=755;; | |
| 342 *) false;; | |
| 343 esac && | |
| 344 $mkdirprog -m$different_mode -p -- "$tmpdir" && { | |
| 345 ls_ld_tmpdir_1=`ls -ld "$tmpdir"` | |
| 346 test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" | |
| 347 } | |
| 348 } | |
| 349 then posix_mkdir=: | |
| 350 fi | |
| 351 rmdir "$tmpdir/d" "$tmpdir" | |
| 352 else | |
| 353 # Remove any dirs left behind by ancient mkdir implementations. | |
| 354 rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null | |
| 355 fi | |
| 356 trap '' 0;; | |
| 357 esac;; | |
| 358 esac | |
| 359 | |
| 360 if | |
| 361 $posix_mkdir && ( | |
| 362 umask $mkdir_umask && | |
| 363 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir" | |
| 364 ) | |
| 365 then : | |
| 366 else | |
| 367 | |
| 368 # The umask is ridiculous, or mkdir does not conform to POSIX, | |
| 369 # or it failed possibly due to a race condition. Create the | |
| 370 # directory the slow way, step by step, checking for races as we go. | |
| 371 | |
| 372 case $dstdir in | |
| 373 /*) prefix='/';; | |
| 374 [-=\(\)!]*) prefix='./';; | |
| 375 *) prefix='';; | |
| 376 esac | |
| 377 | |
| 378 oIFS=$IFS | |
| 379 IFS=/ | |
| 380 set -f | |
| 381 set fnord $dstdir | |
| 382 shift | |
| 383 set +f | |
| 384 IFS=$oIFS | |
| 385 | |
| 386 prefixes= | |
| 387 | |
| 388 for d | |
| 389 do | |
| 390 test X"$d" = X && continue | |
| 391 | |
| 392 prefix=$prefix$d | |
| 393 if test -d "$prefix"; then | |
| 394 prefixes= | |
| 395 else | |
| 396 if $posix_mkdir; then | |
| 397 (umask=$mkdir_umask && | |
| 398 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break | |
| 399 # Don't fail if two instances are running concurrently. | |
| 400 test -d "$prefix" || exit 1 | |
| 401 else | |
| 402 case $prefix in | |
| 403 *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;; | |
| 404 *) qprefix=$prefix;; | |
| 405 esac | |
| 406 prefixes="$prefixes '$qprefix'" | |
| 407 fi | |
| 408 fi | |
| 409 prefix=$prefix/ | |
| 410 done | |
| 411 | |
| 412 if test -n "$prefixes"; then | |
| 413 # Don't fail if two instances are running concurrently. | |
| 414 (umask $mkdir_umask && | |
| 415 eval "\$doit_exec \$mkdirprog $prefixes") || | |
| 416 test -d "$dstdir" || exit 1 | |
| 417 obsolete_mkdir_used=true | |
| 418 fi | |
| 419 fi | |
| 420 fi | |
| 421 | |
| 422 if test -n "$dir_arg"; then | |
| 423 { test -z "$chowncmd" || $doit $chowncmd "$dst"; } && | |
| 424 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } && | |
| 425 { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false || | |
| 426 test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1 | |
| 427 else | |
| 428 | |
| 429 # Make a couple of temp file names in the proper directory. | |
| 430 dsttmp=$dstdir/_inst.$$_ | |
| 431 rmtmp=$dstdir/_rm.$$_ | |
| 432 | |
| 433 # Trap to clean up those temp files at exit. | |
| 434 trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 | |
| 435 | |
| 436 # Copy the file name to the temp name. | |
| 437 (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") && | |
| 438 | |
| 439 # and set any options; do chmod last to preserve setuid bits. | |
| 440 # | |
| 441 # If any of these fail, we abort the whole thing. If we want to | |
| 442 # ignore errors from any of these, just make sure not to ignore | |
| 443 # errors from the above "$doit $cpprog $src $dsttmp" command. | |
| 444 # | |
| 445 { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } && | |
| 446 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } && | |
| 447 { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } && | |
| 448 { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } && | |
| 449 | |
| 450 # If -C, don't bother to copy if it wouldn't change the file. | |
| 451 if $copy_on_change && | |
| 452 old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` && | |
| 453 new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` && | |
| 454 set -f && | |
| 455 set X $old && old=:$2:$4:$5:$6 && | |
| 456 set X $new && new=:$2:$4:$5:$6 && | |
| 457 set +f && | |
| 458 test "$old" = "$new" && | |
| 459 $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 | |
| 460 then | |
| 461 rm -f "$dsttmp" | |
| 462 else | |
| 463 # Rename the file to the real destination. | |
| 464 $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null || | |
| 465 | |
| 466 # The rename failed, perhaps because mv can't rename something else | |
| 467 # to itself, or perhaps because mv is so ancient that it does not | |
| 468 # support -f. | |
| 469 { | |
| 470 # Now remove or move aside any old file at destination location. | |
| 471 # We try this two ways since rm can't unlink itself on some | |
| 472 # systems and the destination file might be busy for other | |
| 473 # reasons. In this case, the final cleanup might fail but the new | |
| 474 # file should still install successfully. | |
| 475 { | |
| 476 test ! -f "$dst" || | |
| 477 $doit $rmcmd -f "$dst" 2>/dev/null || | |
| 478 { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null && | |
| 479 { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; } | |
| 480 } || | |
| 481 { echo "$0: cannot unlink or rename $dst" >&2 | |
| 482 (exit 1); exit 1 | |
| 483 } | |
| 484 } && | |
| 485 | |
| 486 # Now rename the file to the real destination. | |
| 487 $doit $mvcmd "$dsttmp" "$dst" | |
| 488 } | |
| 489 fi || exit 1 | |
| 490 | |
| 491 trap '' 0 | |
| 492 fi | |
| 493 done | |
| 494 | |
| 495 # Local variables: | |
| 496 # eval: (add-hook 'write-file-hooks 'time-stamp) | |
| 497 # time-stamp-start: "scriptversion=" | |
| 498 # time-stamp-format: "%:y-%02m-%02d.%02H" | |
| 499 # time-stamp-time-zone: "UTC" | |
| 500 # time-stamp-end: "; # UTC" | |
| 501 # End: |
