install-sh (13620B)
1 #!/bin/sh 2 # install - install a program, script, or datafile 3 4 scriptversion=2006-12-25.00 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" "$dst" 507 } 508 fi || exit 1 509 510 trap '' 0 511 fi 512 done 513 514 # Local variables: 515 # eval: (add-hook 'write-file-hooks 'time-stamp) 516 # time-stamp-start: "scriptversion=" 517 # time-stamp-format: "%:y-%02m-%02d.%02H" 518 # time-stamp-end: "$" 519 # End: