1 #!/bin/sh 2 # install - install a program, script, or datafile 3 4 scriptversion=2016-01-11.22; # 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: "UTC0" 507 # time-stamp-end: "; # UTC" 508 # End: 509
