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/js/lib/Socket.IO-node/support/expresso/deps/jscoverage/install-sh

http://github.com/onedayitwillmake/RealtimeMultiplayerNodeJs
Shell | 519 lines | 346 code | 70 blank | 103 comment | 49 complexity | 5cc51dc6eb45a90231a4e31efbc3f220 MD5 | raw file
  1#!/bin/sh
  2# install - install a program, script, or datafile
  3
  4scriptversion=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
 44nl='
 45'
 46IFS=" ""	$nl"
 47
 48# set DOITPROG to echo to test this script
 49
 50# Don't use :- since 4.3BSD and earlier shells don't like it.
 51doit=${DOITPROG-}
 52if test -z "$doit"; then
 53  doit_exec=exec
 54else
 55  doit_exec=$doit
 56fi
 57
 58# Put in absolute file names if you don't have them in your path;
 59# or use environment vars.
 60
 61chgrpprog=${CHGRPPROG-chgrp}
 62chmodprog=${CHMODPROG-chmod}
 63chownprog=${CHOWNPROG-chown}
 64cmpprog=${CMPPROG-cmp}
 65cpprog=${CPPROG-cp}
 66mkdirprog=${MKDIRPROG-mkdir}
 67mvprog=${MVPROG-mv}
 68rmprog=${RMPROG-rm}
 69stripprog=${STRIPPROG-strip}
 70
 71posix_glob='?'
 72initialize_posix_glob='
 73  test "$posix_glob" != "?" || {
 74    if (set -f) 2>/dev/null; then
 75      posix_glob=
 76    else
 77      posix_glob=:
 78    fi
 79  }
 80'
 81
 82posix_mkdir=
 83
 84# Desired mode of installed file.
 85mode=0755
 86
 87chgrpcmd=
 88chmodcmd=$chmodprog
 89chowncmd=
 90mvcmd=$mvprog
 91rmcmd="$rmprog -f"
 92stripcmd=
 93
 94src=
 95dst=
 96dir_arg=
 97dst_arg=
 98
 99copy_on_change=false
100no_target_directory=
101
102usage="\
103Usage: $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
108In the 1st form, copy SRCFILE to DSTFILE.
109In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
110In the 4th, create DIRECTORIES.
111
112Options:
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
126Environment variables override the default commands:
127  CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
128  RMPROG STRIPPROG
129"
130
131while 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
174done
175
176if 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
190fi
191
192if test $# -eq 0; then
193  if test -z "$dir_arg"; then
194    echo "$0: no input file specified." >&2
195    exit 1
196  fi
197  # It's OK to call `install-sh -d' without argument.
198  # This can happen when creating conditional directories.
199  exit 0
200fi
201
202if test -z "$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
227fi
228
229for src
230do
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" "$dst"
507      }
508    fi || exit 1
509
510    trap '' 0
511  fi
512done
513
514# Local variables:
515# eval: (add-hook 'write-file-hooks 'time-stamp)
516# time-stamp-start: "scriptversion="
517# time-stamp-format: "%:y-%02m-%02d.%02H"
518# time-stamp-end: "$"
519# End: