1#!/bin/sh 2# SPDX-License-Identifier: MIT 3# install - install a program, script, or datafile 4 5scriptversion=2011-11-20.07; # UTC 6 7# This originates from X11R5 (mit/util/scripts/install.sh), which was 8# later released in X11R6 (xc/config/util/install.sh) with the 9# following copyright and license. 10# 11# Copyright (C) 1994 X Consortium 12# 13# Except as contained in this notice, the name of the X Consortium shall not 14# be used in advertising or otherwise to promote the sale, use or other deal- 15# ings in this Software without prior written authorization from the X Consor- 16# tium. 17# 18# 19# FSF changes to this file are in the public domain. 20# 21# Calling this script install-sh is preferred over install.sh, to prevent 22# 'make' implicit rules from creating a file called install from it 23# when there is no Makefile. 24# 25# This script is compatible with the BSD install script, but was written 26# from scratch. 27 28nl=' 29' 30IFS=" "" $nl" 31 32# set DOITPROG to echo to test this script 33 34# Don't use :- since 4.3BSD and earlier shells don't like it. 35doit=${DOITPROG-} 36if test -z "$doit"; then 37 doit_exec=exec 38else 39 doit_exec=$doit 40fi 41 42# Put in absolute file names if you don't have them in your path; 43# or use environment vars. 44 45chgrpprog=${CHGRPPROG-chgrp} 46chmodprog=${CHMODPROG-chmod} 47chownprog=${CHOWNPROG-chown} 48cmpprog=${CMPPROG-cmp} 49cpprog=${CPPROG-cp} 50mkdirprog=${MKDIRPROG-mkdir} 51mvprog=${MVPROG-mv} 52rmprog=${RMPROG-rm} 53stripprog=${STRIPPROG-strip} 54 55posix_glob='?' 56initialize_posix_glob=' 57 test "$posix_glob" != "?" || { 58 if (set -f) 2>/dev/null; then 59 posix_glob= 60 else 61 posix_glob=: 62 fi 63 } 64' 65 66posix_mkdir= 67 68# Desired mode of installed file. 69mode=0755 70 71chgrpcmd= 72chmodcmd=$chmodprog 73chowncmd= 74mvcmd=$mvprog 75rmcmd="$rmprog -f" 76stripcmd= 77 78src= 79dst= 80dir_arg= 81dst_arg= 82 83copy_on_change=false 84no_target_directory= 85 86usage="\ 87Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE 88 or: $0 [OPTION]... SRCFILES... DIRECTORY 89 or: $0 [OPTION]... -t DIRECTORY SRCFILES... 90 or: $0 [OPTION]... -d DIRECTORIES... 91 92In the 1st form, copy SRCFILE to DSTFILE. 93In the 2nd and 3rd, copy all SRCFILES to DIRECTORY. 94In the 4th, create DIRECTORIES. 95 96Options: 97 --help display this help and exit. 98 --version display version info and exit. 99 100 -c (ignored) 101 -C install only if different (preserve the last data modification time) 102 -d create directories instead of installing files. 103 -g GROUP $chgrpprog installed files to GROUP. 104 -m MODE $chmodprog installed files to MODE. 105 -o USER $chownprog installed files to USER. 106 -s $stripprog installed files. 107 -t DIRECTORY install into DIRECTORY. 108 -T report an error if DSTFILE is a directory. 109 110Environment variables override the default commands: 111 CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG 112 RMPROG STRIPPROG 113" 114 115while test $# -ne 0; do 116 case $1 in 117 -c) ;; 118 119 -C) copy_on_change=true;; 120 121 -d) dir_arg=true;; 122 123 -g) chgrpcmd="$chgrpprog $2" 124 shift;; 125 126 --help) echo "$usage"; exit $?;; 127 128 -m) mode=$2 129 case $mode in 130 *' '* | *' '* | *' 131'* | *'*'* | *'?'* | *'['*) 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) dst_arg=$2 143 # Protect names problematic for 'test' and other utilities. 144 case $dst_arg in 145 -* | [=\(\)!]) dst_arg=./$dst_arg;; 146 esac 147 shift;; 148 149 -T) no_target_directory=true;; 150 151 --version) echo "$0 $scriptversion"; exit $?;; 152 153 --) shift 154 break;; 155 156 -*) echo "$0: invalid option: $1" >&2 157 exit 1;; 158 159 *) break;; 160 esac 161 shift 162done 163 164if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then 165 # When -d is used, all remaining arguments are directories to create. 166 # When -t is used, the destination is already specified. 167 # Otherwise, the last argument is the destination. Remove it from $@. 168 for arg 169 do 170 if test -n "$dst_arg"; then 171 # $@ is not empty: it contains at least $arg. 172 set fnord "$@" "$dst_arg" 173 shift # fnord 174 fi 175 shift # arg 176 dst_arg=$arg 177 # Protect names problematic for 'test' and other utilities. 178 case $dst_arg in 179 -* | [=\(\)!]) dst_arg=./$dst_arg;; 180 esac 181 done 182fi 183 184if test $# -eq 0; then 185 if test -z "$dir_arg"; then 186 echo "$0: no input file specified." >&2 187 exit 1 188 fi 189 # It's OK to call 'install-sh -d' without argument. 190 # This can happen when creating conditional directories. 191 exit 0 192fi 193 194if test -z "$dir_arg"; then 195 do_exit='(exit $ret); exit $ret' 196 trap "ret=129; $do_exit" 1 197 trap "ret=130; $do_exit" 2 198 trap "ret=141; $do_exit" 13 199 trap "ret=143; $do_exit" 15 200 201 # Set umask so as not to create temps with too-generous modes. 202 # However, 'strip' requires both read and write access to temps. 203 case $mode in 204 # Optimize common cases. 205 *644) cp_umask=133;; 206 *755) cp_umask=22;; 207 208 *[0-7]) 209 if test -z "$stripcmd"; then 210 u_plus_rw= 211 else 212 u_plus_rw='% 200' 213 fi 214 cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;; 215 *) 216 if test -z "$stripcmd"; then 217 u_plus_rw= 218 else 219 u_plus_rw=,u+rw 220 fi 221 cp_umask=$mode$u_plus_rw;; 222 esac 223fi 224 225for src 226do 227 # Protect names problematic for 'test' and other utilities. 228 case $src in 229 -* | [=\(\)!]) src=./$src;; 230 esac 231 232 if test -n "$dir_arg"; then 233 dst=$src 234 dstdir=$dst 235 test -d "$dstdir" 236 dstdir_status=$? 237 else 238 239 # Waiting for this to be detected by the "$cpprog $src $dsttmp" command 240 # might cause directories to be created, which would be especially bad 241 # if $src (and thus $dsttmp) contains '*'. 242 if test ! -f "$src" && test ! -d "$src"; then 243 echo "$0: $src does not exist." >&2 244 exit 1 245 fi 246 247 if test -z "$dst_arg"; then 248 echo "$0: no destination specified." >&2 249 exit 1 250 fi 251 dst=$dst_arg 252 253 # If destination is a directory, append the input filename; won't work 254 # if double slashes aren't ignored. 255 if test -d "$dst"; then 256 if test -n "$no_target_directory"; then 257 echo "$0: $dst_arg: Is a directory" >&2 258 exit 1 259 fi 260 dstdir=$dst 261 dst=$dstdir/`basename "$src"` 262 dstdir_status=0 263 else 264 # Prefer dirname, but fall back on a substitute if dirname fails. 265 dstdir=` 266 (dirname "$dst") 2>/dev/null || 267 expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ 268 X"$dst" : 'X\(//\)[^/]' \| \ 269 X"$dst" : 'X\(//\)$' \| \ 270 X"$dst" : 'X\(/\)' \| . 2>/dev/null || 271 echo X"$dst" | 272 sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ 273 s//\1/ 274 q 275 } 276 /^X\(\/\/\)[^/].*/{ 277 s//\1/ 278 q 279 } 280 /^X\(\/\/\)$/{ 281 s//\1/ 282 q 283 } 284 /^X\(\/\).*/{ 285 s//\1/ 286 q 287 } 288 s/.*/./; q' 289 ` 290 291 test -d "$dstdir" 292 dstdir_status=$? 293 fi 294 fi 295 296 obsolete_mkdir_used=false 297 298 if test $dstdir_status != 0; then 299 case $posix_mkdir in 300 '') 301 # Create intermediate dirs using mode 755 as modified by the umask. 302 # This is like FreeBSD 'install' as of 1997-10-28. 303 umask=`umask` 304 case $stripcmd.$umask in 305 # Optimize common cases. 306 *[2367][2367]) mkdir_umask=$umask;; 307 .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;; 308 309 *[0-7]) 310 mkdir_umask=`expr $umask + 22 \ 311 - $umask % 100 % 40 + $umask % 20 \ 312 - $umask % 10 % 4 + $umask % 2 313 `;; 314 *) mkdir_umask=$umask,go-w;; 315 esac 316 317 # With -d, create the new directory with the user-specified mode. 318 # Otherwise, rely on $mkdir_umask. 319 if test -n "$dir_arg"; then 320 mkdir_mode=-m$mode 321 else 322 mkdir_mode= 323 fi 324 325 posix_mkdir=false 326 case $umask in 327 *[123567][0-7][0-7]) 328 # POSIX mkdir -p sets u+wx bits regardless of umask, which 329 # is incompatible with FreeBSD 'install' when (umask & 300) != 0. 330 ;; 331 *) 332 tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ 333 trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0 334 335 if (umask $mkdir_umask && 336 exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1 337 then 338 if test -z "$dir_arg" || { 339 # Check for POSIX incompatibilities with -m. 340 # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or 341 # other-writable bit of parent directory when it shouldn't. 342 # FreeBSD 6.1 mkdir -m -p sets mode of existing directory. 343 ls_ld_tmpdir=`ls -ld "$tmpdir"` 344 case $ls_ld_tmpdir in 345 d????-?r-*) different_mode=700;; 346 d????-?--*) different_mode=755;; 347 *) false;; 348 esac && 349 $mkdirprog -m$different_mode -p -- "$tmpdir" && { 350 ls_ld_tmpdir_1=`ls -ld "$tmpdir"` 351 test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" 352 } 353 } 354 then posix_mkdir=: 355 fi 356 rmdir "$tmpdir/d" "$tmpdir" 357 else 358 # Remove any dirs left behind by ancient mkdir implementations. 359 rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null 360 fi 361 trap '' 0;; 362 esac;; 363 esac 364 365 if 366 $posix_mkdir && ( 367 umask $mkdir_umask && 368 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir" 369 ) 370 then : 371 else 372 373 # The umask is ridiculous, or mkdir does not conform to POSIX, 374 # or it failed possibly due to a race condition. Create the 375 # directory the slow way, step by step, checking for races as we go. 376 377 case $dstdir in 378 /*) prefix='/';; 379 [-=\(\)!]*) prefix='./';; 380 *) prefix='';; 381 esac 382 383 eval "$initialize_posix_glob" 384 385 oIFS=$IFS 386 IFS=/ 387 $posix_glob set -f 388 set fnord $dstdir 389 shift 390 $posix_glob set +f 391 IFS=$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 "$dsttmp" 2>/dev/null` && 461 462 eval "$initialize_posix_glob" && 463 $posix_glob set -f && 464 set X $old && old=:$2:$4:$5:$6 && 465 set X $new && new=:$2:$4:$5:$6 && 466 $posix_glob set +f && 467 468 test "$old" = "$new" && 469 $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 470 then 471 rm -f "$dsttmp" 472 else 473 # Rename the file to the real destination. 474 $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null || 475 476 # The rename failed, perhaps because mv can't rename something else 477 # to itself, or perhaps because mv is so ancient that it does not 478 # support -f. 479 { 480 # Now remove or move aside any old file at destination location. 481 # We try this two ways since rm can't unlink itself on some 482 # systems and the destination file might be busy for other 483 # reasons. In this case, the final cleanup might fail but the new 484 # file should still install successfully. 485 { 486 test ! -f "$dst" || 487 $doit $rmcmd -f "$dst" 2>/dev/null || 488 { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null && 489 { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; } 490 } || 491 { echo "$0: cannot unlink or rename $dst" >&2 492 (exit 1); exit 1 493 } 494 } && 495 496 # Now rename the file to the real destination. 497 $doit $mvcmd "$dsttmp" "$dst" 498 } 499 fi || exit 1 500 501 trap '' 0 502 fi 503done 504 505# Local variables: 506# eval: (add-hook 'write-file-hooks 'time-stamp) 507# time-stamp-start: "scriptversion=" 508# time-stamp-format: "%:y-%02m-%02d.%02H" 509# time-stamp-time-zone: "UTC" 510# time-stamp-end: "; # UTC" 511# End: 512