Annotation of embedaddon/iperf/config/install-sh, revision 1.1.1.2
1.1 misho 1: #!/bin/sh
2: # install - install a program, script, or datafile
3:
1.1.1.2 ! misho 4: scriptversion=2020-11-14.01; # UTC
1.1 misho 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:
1.1.1.2 ! misho 44: tab=' '
1.1 misho 45: nl='
46: '
1.1.1.2 ! misho 47: IFS=" $tab$nl"
1.1 misho 48:
1.1.1.2 ! misho 49: # Set DOITPROG to "echo" to test this script.
1.1 misho 50:
51: doit=${DOITPROG-}
1.1.1.2 ! misho 52: doit_exec=${doit:-exec}
1.1 misho 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=${STRIPPROG-strip}
66:
67: posix_mkdir=
68:
69: # Desired mode of installed file.
70: mode=0755
71:
1.1.1.2 ! misho 72: # Create dirs (including intermediate dirs) using mode 755.
! 73: # This is like GNU 'install' as of coreutils 8.32 (2020).
! 74: mkdir_umask=22
! 75:
! 76: backupsuffix=
1.1 misho 77: chgrpcmd=
78: chmodcmd=$chmodprog
79: chowncmd=
80: mvcmd=$mvprog
81: rmcmd="$rmprog -f"
82: stripcmd=
83:
84: src=
85: dst=
86: dir_arg=
87: dst_arg=
88:
89: copy_on_change=false
1.1.1.2 ! misho 90: is_target_a_directory=possibly
1.1 misho 91:
92: usage="\
93: Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
94: or: $0 [OPTION]... SRCFILES... DIRECTORY
95: or: $0 [OPTION]... -t DIRECTORY SRCFILES...
96: or: $0 [OPTION]... -d DIRECTORIES...
97:
98: In the 1st form, copy SRCFILE to DSTFILE.
99: In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
100: In the 4th, create DIRECTORIES.
101:
102: Options:
103: --help display this help and exit.
104: --version display version info and exit.
105:
106: -c (ignored)
1.1.1.2 ! misho 107: -C install only if different (preserve data modification time)
1.1 misho 108: -d create directories instead of installing files.
109: -g GROUP $chgrpprog installed files to GROUP.
110: -m MODE $chmodprog installed files to MODE.
111: -o USER $chownprog installed files to USER.
1.1.1.2 ! misho 112: -p pass -p to $cpprog.
1.1 misho 113: -s $stripprog installed files.
1.1.1.2 ! misho 114: -S SUFFIX attempt to back up existing files, with suffix SUFFIX.
1.1 misho 115: -t DIRECTORY install into DIRECTORY.
116: -T report an error if DSTFILE is a directory.
117:
118: Environment variables override the default commands:
119: CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
120: RMPROG STRIPPROG
1.1.1.2 ! misho 121:
! 122: By default, rm is invoked with -f; when overridden with RMPROG,
! 123: it's up to you to specify -f if you want it.
! 124:
! 125: If -S is not specified, no backups are attempted.
! 126:
! 127: Email bug reports to bug-automake@gnu.org.
! 128: Automake home page: https://www.gnu.org/software/automake/
1.1 misho 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 $2"
1.1.1.2 ! misho 140: shift;;
1.1 misho 141:
142: --help) echo "$usage"; exit $?;;
143:
144: -m) mode=$2
1.1.1.2 ! misho 145: case $mode in
! 146: *' '* | *"$tab"* | *"$nl"* | *'*'* | *'?'* | *'['*)
! 147: echo "$0: invalid mode: $mode" >&2
! 148: exit 1;;
! 149: esac
! 150: shift;;
1.1 misho 151:
152: -o) chowncmd="$chownprog $2"
1.1.1.2 ! misho 153: shift;;
! 154:
! 155: -p) cpprog="$cpprog -p";;
1.1 misho 156:
157: -s) stripcmd=$stripprog;;
158:
1.1.1.2 ! misho 159: -S) backupsuffix="$2"
! 160: shift;;
1.1 misho 161:
1.1.1.2 ! misho 162: -t)
! 163: is_target_a_directory=always
! 164: dst_arg=$2
! 165: # Protect names problematic for 'test' and other utilities.
! 166: case $dst_arg in
! 167: -* | [=\(\)!]) dst_arg=./$dst_arg;;
! 168: esac
! 169: shift;;
! 170:
! 171: -T) is_target_a_directory=never;;
1.1 misho 172:
173: --version) echo "$0 $scriptversion"; exit $?;;
174:
1.1.1.2 ! misho 175: --) shift
! 176: break;;
1.1 misho 177:
1.1.1.2 ! misho 178: -*) echo "$0: invalid option: $1" >&2
! 179: exit 1;;
1.1 misho 180:
181: *) break;;
182: esac
183: shift
184: done
185:
1.1.1.2 ! misho 186: # We allow the use of options -d and -T together, by making -d
! 187: # take the precedence; this is for compatibility with GNU install.
! 188:
! 189: if test -n "$dir_arg"; then
! 190: if test -n "$dst_arg"; then
! 191: echo "$0: target directory not allowed when installing a directory." >&2
! 192: exit 1
! 193: fi
! 194: fi
! 195:
1.1 misho 196: if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
197: # When -d is used, all remaining arguments are directories to create.
198: # When -t is used, the destination is already specified.
199: # Otherwise, the last argument is the destination. Remove it from $@.
200: for arg
201: do
202: if test -n "$dst_arg"; then
203: # $@ is not empty: it contains at least $arg.
204: set fnord "$@" "$dst_arg"
205: shift # fnord
206: fi
207: shift # arg
208: dst_arg=$arg
209: # Protect names problematic for 'test' and other utilities.
210: case $dst_arg in
211: -* | [=\(\)!]) dst_arg=./$dst_arg;;
212: esac
213: done
214: fi
215:
216: if test $# -eq 0; then
217: if test -z "$dir_arg"; then
218: echo "$0: no input file specified." >&2
219: exit 1
220: fi
221: # It's OK to call 'install-sh -d' without argument.
222: # This can happen when creating conditional directories.
223: exit 0
224: fi
225:
226: if test -z "$dir_arg"; then
1.1.1.2 ! misho 227: if test $# -gt 1 || test "$is_target_a_directory" = always; then
! 228: if test ! -d "$dst_arg"; then
! 229: echo "$0: $dst_arg: Is not a directory." >&2
! 230: exit 1
! 231: fi
! 232: fi
! 233: fi
! 234:
! 235: if test -z "$dir_arg"; then
1.1 misho 236: do_exit='(exit $ret); exit $ret'
237: trap "ret=129; $do_exit" 1
238: trap "ret=130; $do_exit" 2
239: trap "ret=141; $do_exit" 13
240: trap "ret=143; $do_exit" 15
241:
242: # Set umask so as not to create temps with too-generous modes.
243: # However, 'strip' requires both read and write access to temps.
244: case $mode in
245: # Optimize common cases.
246: *644) cp_umask=133;;
247: *755) cp_umask=22;;
248:
249: *[0-7])
250: if test -z "$stripcmd"; then
1.1.1.2 ! misho 251: u_plus_rw=
1.1 misho 252: else
1.1.1.2 ! misho 253: u_plus_rw='% 200'
1.1 misho 254: fi
255: cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
256: *)
257: if test -z "$stripcmd"; then
1.1.1.2 ! misho 258: u_plus_rw=
1.1 misho 259: else
1.1.1.2 ! misho 260: u_plus_rw=,u+rw
1.1 misho 261: fi
262: cp_umask=$mode$u_plus_rw;;
263: esac
264: fi
265:
266: for src
267: do
268: # Protect names problematic for 'test' and other utilities.
269: case $src in
270: -* | [=\(\)!]) src=./$src;;
271: esac
272:
273: if test -n "$dir_arg"; then
274: dst=$src
275: dstdir=$dst
276: test -d "$dstdir"
277: dstdir_status=$?
1.1.1.2 ! misho 278: # Don't chown directories that already exist.
! 279: if test $dstdir_status = 0; then
! 280: chowncmd=""
! 281: fi
1.1 misho 282: else
283:
284: # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
285: # might cause directories to be created, which would be especially bad
286: # if $src (and thus $dsttmp) contains '*'.
287: if test ! -f "$src" && test ! -d "$src"; then
288: echo "$0: $src does not exist." >&2
289: exit 1
290: fi
291:
292: if test -z "$dst_arg"; then
293: echo "$0: no destination specified." >&2
294: exit 1
295: fi
296: dst=$dst_arg
297:
1.1.1.2 ! misho 298: # If destination is a directory, append the input filename.
1.1 misho 299: if test -d "$dst"; then
1.1.1.2 ! misho 300: if test "$is_target_a_directory" = never; then
! 301: echo "$0: $dst_arg: Is a directory" >&2
! 302: exit 1
1.1 misho 303: fi
304: dstdir=$dst
1.1.1.2 ! misho 305: dstbase=`basename "$src"`
! 306: case $dst in
! 307: */) dst=$dst$dstbase;;
! 308: *) dst=$dst/$dstbase;;
! 309: esac
1.1 misho 310: dstdir_status=0
311: else
1.1.1.2 ! misho 312: dstdir=`dirname "$dst"`
1.1 misho 313: test -d "$dstdir"
314: dstdir_status=$?
315: fi
316: fi
317:
1.1.1.2 ! misho 318: case $dstdir in
! 319: */) dstdirslash=$dstdir;;
! 320: *) dstdirslash=$dstdir/;;
! 321: esac
! 322:
1.1 misho 323: obsolete_mkdir_used=false
324:
325: if test $dstdir_status != 0; then
326: case $posix_mkdir in
327: '')
1.1.1.2 ! misho 328: # With -d, create the new directory with the user-specified mode.
! 329: # Otherwise, rely on $mkdir_umask.
! 330: if test -n "$dir_arg"; then
! 331: mkdir_mode=-m$mode
! 332: else
! 333: mkdir_mode=
! 334: fi
! 335:
! 336: posix_mkdir=false
! 337: # The $RANDOM variable is not portable (e.g., dash). Use it
! 338: # here however when possible just to lower collision chance.
! 339: tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
! 340:
! 341: trap '
! 342: ret=$?
! 343: rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" 2>/dev/null
! 344: exit $ret
! 345: ' 0
! 346:
! 347: # Because "mkdir -p" follows existing symlinks and we likely work
! 348: # directly in world-writeable /tmp, make sure that the '$tmpdir'
! 349: # directory is successfully created first before we actually test
! 350: # 'mkdir -p'.
! 351: if (umask $mkdir_umask &&
! 352: $mkdirprog $mkdir_mode "$tmpdir" &&
! 353: exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1
! 354: then
! 355: if test -z "$dir_arg" || {
! 356: # Check for POSIX incompatibilities with -m.
! 357: # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
! 358: # other-writable bit of parent directory when it shouldn't.
! 359: # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
! 360: test_tmpdir="$tmpdir/a"
! 361: ls_ld_tmpdir=`ls -ld "$test_tmpdir"`
! 362: case $ls_ld_tmpdir in
! 363: d????-?r-*) different_mode=700;;
! 364: d????-?--*) different_mode=755;;
! 365: *) false;;
! 366: esac &&
! 367: $mkdirprog -m$different_mode -p -- "$test_tmpdir" && {
! 368: ls_ld_tmpdir_1=`ls -ld "$test_tmpdir"`
! 369: test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
! 370: }
! 371: }
! 372: then posix_mkdir=:
! 373: fi
! 374: rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir"
1.1 misho 375: else
1.1.1.2 ! misho 376: # Remove any dirs left behind by ancient mkdir implementations.
! 377: rmdir ./$mkdir_mode ./-p ./-- "$tmpdir" 2>/dev/null
1.1 misho 378: fi
1.1.1.2 ! misho 379: trap '' 0;;
1.1 misho 380: esac
381:
382: if
383: $posix_mkdir && (
1.1.1.2 ! misho 384: umask $mkdir_umask &&
! 385: $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
1.1 misho 386: )
387: then :
388: else
389:
1.1.1.2 ! misho 390: # mkdir does not conform to POSIX,
1.1 misho 391: # or it failed possibly due to a race condition. Create the
392: # directory the slow way, step by step, checking for races as we go.
393:
394: case $dstdir in
1.1.1.2 ! misho 395: /*) prefix='/';;
! 396: [-=\(\)!]*) prefix='./';;
! 397: *) prefix='';;
1.1 misho 398: esac
399:
400: oIFS=$IFS
401: IFS=/
1.1.1.2 ! misho 402: set -f
1.1 misho 403: set fnord $dstdir
404: shift
1.1.1.2 ! misho 405: set +f
1.1 misho 406: IFS=$oIFS
407:
408: prefixes=
409:
410: for d
411: do
1.1.1.2 ! misho 412: test X"$d" = X && continue
1.1 misho 413:
1.1.1.2 ! misho 414: prefix=$prefix$d
! 415: if test -d "$prefix"; then
! 416: prefixes=
! 417: else
! 418: if $posix_mkdir; then
! 419: (umask $mkdir_umask &&
! 420: $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
! 421: # Don't fail if two instances are running concurrently.
! 422: test -d "$prefix" || exit 1
! 423: else
! 424: case $prefix in
! 425: *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
! 426: *) qprefix=$prefix;;
! 427: esac
! 428: prefixes="$prefixes '$qprefix'"
! 429: fi
! 430: fi
! 431: prefix=$prefix/
1.1 misho 432: done
433:
434: if test -n "$prefixes"; then
1.1.1.2 ! misho 435: # Don't fail if two instances are running concurrently.
! 436: (umask $mkdir_umask &&
! 437: eval "\$doit_exec \$mkdirprog $prefixes") ||
! 438: test -d "$dstdir" || exit 1
! 439: obsolete_mkdir_used=true
1.1 misho 440: fi
441: fi
442: fi
443:
444: if test -n "$dir_arg"; then
445: { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
446: { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
447: { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
448: test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
449: else
450:
451: # Make a couple of temp file names in the proper directory.
1.1.1.2 ! misho 452: dsttmp=${dstdirslash}_inst.$$_
! 453: rmtmp=${dstdirslash}_rm.$$_
1.1 misho 454:
455: # Trap to clean up those temp files at exit.
456: trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
457:
458: # Copy the file name to the temp name.
1.1.1.2 ! misho 459: (umask $cp_umask &&
! 460: { test -z "$stripcmd" || {
! 461: # Create $dsttmp read-write so that cp doesn't create it read-only,
! 462: # which would cause strip to fail.
! 463: if test -z "$doit"; then
! 464: : >"$dsttmp" # No need to fork-exec 'touch'.
! 465: else
! 466: $doit touch "$dsttmp"
! 467: fi
! 468: }
! 469: } &&
! 470: $doit_exec $cpprog "$src" "$dsttmp") &&
1.1 misho 471:
472: # and set any options; do chmod last to preserve setuid bits.
473: #
474: # If any of these fail, we abort the whole thing. If we want to
475: # ignore errors from any of these, just make sure not to ignore
476: # errors from the above "$doit $cpprog $src $dsttmp" command.
477: #
478: { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
479: { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
480: { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
481: { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
482:
483: # If -C, don't bother to copy if it wouldn't change the file.
484: if $copy_on_change &&
1.1.1.2 ! misho 485: old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` &&
! 486: new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` &&
! 487: set -f &&
1.1 misho 488: set X $old && old=:$2:$4:$5:$6 &&
489: set X $new && new=:$2:$4:$5:$6 &&
1.1.1.2 ! misho 490: set +f &&
1.1 misho 491: test "$old" = "$new" &&
492: $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
493: then
494: rm -f "$dsttmp"
495: else
1.1.1.2 ! misho 496: # If $backupsuffix is set, and the file being installed
! 497: # already exists, attempt a backup. Don't worry if it fails,
! 498: # e.g., if mv doesn't support -f.
! 499: if test -n "$backupsuffix" && test -f "$dst"; then
! 500: $doit $mvcmd -f "$dst" "$dst$backupsuffix" 2>/dev/null
! 501: fi
! 502:
1.1 misho 503: # Rename the file to the real destination.
504: $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
505:
506: # The rename failed, perhaps because mv can't rename something else
507: # to itself, or perhaps because mv is so ancient that it does not
508: # support -f.
509: {
1.1.1.2 ! misho 510: # Now remove or move aside any old file at destination location.
! 511: # We try this two ways since rm can't unlink itself on some
! 512: # systems and the destination file might be busy for other
! 513: # reasons. In this case, the final cleanup might fail but the new
! 514: # file should still install successfully.
! 515: {
! 516: test ! -f "$dst" ||
! 517: $doit $rmcmd "$dst" 2>/dev/null ||
! 518: { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
! 519: { $doit $rmcmd "$rmtmp" 2>/dev/null; :; }
! 520: } ||
! 521: { echo "$0: cannot unlink or rename $dst" >&2
! 522: (exit 1); exit 1
! 523: }
! 524: } &&
1.1 misho 525:
1.1.1.2 ! misho 526: # Now rename the file to the real destination.
! 527: $doit $mvcmd "$dsttmp" "$dst"
1.1 misho 528: }
529: fi || exit 1
530:
531: trap '' 0
532: fi
533: done
534:
535: # Local variables:
1.1.1.2 ! misho 536: # eval: (add-hook 'before-save-hook 'time-stamp)
1.1 misho 537: # time-stamp-start: "scriptversion="
538: # time-stamp-format: "%:y-%02m-%02d.%02H"
1.1.1.2 ! misho 539: # time-stamp-time-zone: "UTC0"
1.1 misho 540: # time-stamp-end: "; # UTC"
541: # End:
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