[bison.git] / config / install-sh

#!/bin/sh
# install - install a program, script, or datafile

scriptversion=2003-09-24.23

# This originates from X11R5 (mit/util/scripts/install.sh), which was
# later released in X11R6 (xc/config/util/install.sh) with the
# following copyright and license.
#
# Copyright (C) 1994 X Consortium
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to
# deal in the Software without restriction, including without limitation the
# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
# sell copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC-
# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
# Except as contained in this notice, the name of the X Consortium shall not
# be used in advertising or otherwise to promote the sale, use or other deal-
# ings in this Software without prior written authorization from the X Consor-
# tium.
#
#
# FSF changes to this file are in the public domain.
#
# Calling this script install-sh is preferred over install.sh, to prevent
# `make' implicit rules from creating a file called install from it
# when there is no Makefile.
#
# This script is compatible with the BSD install script, but was written
# from scratch.  It can only install one file at a time, a restriction
# shared with many OS's install programs.

# set DOITPROG to echo to test this script

# Don't use :- since 4.3BSD and earlier shells don't like it.
doit="${DOITPROG-}"

# put in absolute paths if you don't have them in your path; or use env. vars.

mvprog="${MVPROG-mv}"
cpprog="${CPPROG-cp}"
chmodprog="${CHMODPROG-chmod}"
chownprog="${CHOWNPROG-chown}"
chgrpprog="${CHGRPPROG-chgrp}"
stripprog="${STRIPPROG-strip}"
rmprog="${RMPROG-rm}"
mkdirprog="${MKDIRPROG-mkdir}"

transformbasename=
transform_arg=
instcmd="$mvprog"
chmodcmd="$chmodprog 0755"
chowncmd=
chgrpcmd=
stripcmd=
rmcmd="$rmprog -f"
mvcmd="$mvprog"
src=
dst=
dir_arg=

usage="Usage: $0 [OPTION]... SRCFILE DSTFILE
   or: $0 -d DIR1 DIR2...

In the first form, install SRCFILE to DSTFILE, removing SRCFILE by default.
In the second, create the directory path DIR.

Options:
-b=TRANSFORMBASENAME
-c         copy source (using $cpprog) instead of moving (using $mvprog).
-d         create directories instead of installing files.
-g GROUP   $chgrp installed files to GROUP.
-m MODE    $chmod installed files to MODE.
-o USER    $chown installed files to USER.
-s         strip installed files (using $stripprog).
-t=TRANSFORM
--help     display this help and exit.
--version  display version info and exit.

Environment variables override the default commands:
  CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG
"

while test -n "$1"; do
  case $1 in
    -b=*) transformbasename=`echo $1 | sed 's/-b=//'`
        shift
        continue;;

    -c) instcmd=$cpprog
        shift
        continue;;

    -d) dir_arg=true
        shift
        continue;;

    -g) chgrpcmd="$chgrpprog $2"
        shift
        shift
        continue;;

    --help) echo "$usage"; exit 0;;

    -m) chmodcmd="$chmodprog $2"
        shift
        shift
        continue;;

    -o) chowncmd="$chownprog $2"
        shift
        shift
        continue;;

    -s) stripcmd=$stripprog
        shift
        continue;;

    -t=*) transformarg=`echo $1 | sed 's/-t=//'`
        shift
        continue;;

    --version) echo "$0 $scriptversion"; exit 0;;

    *)  if test -z "$src"; then
          src=$1
        else
          # this colon is to work around a 386BSD /bin/sh bug
          :
          dst=$1
        fi
        shift
        continue;;
  esac
done

if test -z "$src"; then
  echo "$0: no input file specified." >&2
  exit 1
fi

# Protect names starting with `-'.
case $src in
  -*) src=./$src ;;
esac

if test -n "$dir_arg"; then
  dst=$src
  src=

  if test -d "$dst"; then
    instcmd=:
    chmodcmd=
  else
    instcmd=$mkdirprog
  fi
else
  # Waiting for this to be detected by the "$instcmd $src $dsttmp" command
  # might cause directories to be created, which would be especially bad
  # if $src (and thus $dsttmp) contains '*'.
  if test ! -f "$src" && test ! -d "$src"; then
    echo "$0: $src does not exist." >&2
    exit 1
  fi

  if test -z "$dst"; then
    echo "$0: no destination specified." >&2
    exit 1
  fi

  # Protect names starting with `-'.
  case $dst in
    -*) dst=./$dst ;;
  esac

  # If destination is a directory, append the input filename; won't work
  # if double slashes aren't ignored.
  if test -d "$dst"; then
    dst=$dst/`basename "$src"`
  fi
fi

# This sed command emulates the dirname command.
dstdir=`echo "$dst" | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`

# Make sure that the destination directory exists.

# Skip lots of stat calls in the usual case.
if test ! -d "$dstdir"; then
  defaultIFS='
	'
  IFS="${IFS-$defaultIFS}"

  oIFS=$IFS
  # Some sh's can't handle IFS=/ for some reason.
  IFS='%'
  set - `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'`
  IFS=$oIFS

  pathcomp=

  while test $# -ne 0 ; do
    pathcomp=$pathcomp$1
    shift
    test -d "$pathcomp" || $mkdirprog "$pathcomp"
    pathcomp=$pathcomp/
  done
fi

if test -n "$dir_arg"; then
  $doit $instcmd "$dst" \
    && { test -z "$chowncmd" || $doit $chowncmd "$dst"; } \
    && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } \
    && { test -z "$stripcmd" || $doit $stripcmd "$dst"; } \
    && { test -z "$chmodcmd" || $doit $chmodcmd "$dst"; }

else
  # If we're going to rename the final executable, determine the name now.
  if test -z "$transformarg"; then
    dstfile=`basename "$dst"`
  else
    dstfile=`basename "$dst" $transformbasename \
             | sed $transformarg`$transformbasename
  fi

  # don't allow the sed command to completely eliminate the filename.
  test -z "$dstfile" && dstfile=`basename "$dst"`

  # Make a couple of temp file names in the proper directory.
  dsttmp=$dstdir/_inst.$$_
  rmtmp=$dstdir/_rm.$$_

  # Trap to clean up those temp files at exit.
  trap 'status=$?; rm -f "$dsttmp" "$rmtmp" && exit $status' 0
  trap '(exit $?); exit' 1 2 13 15

  # Move or copy the file name to the temp name
  $doit $instcmd "$src" "$dsttmp" &&

  # and set any options; do chmod last to preserve setuid bits.
  #
  # If any of these fail, we abort the whole thing.  If we want to
  # ignore errors from any of these, just make sure not to ignore
  # errors from the above "$doit $instcmd $src $dsttmp" command.
  #
  { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } \
    && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } \
    && { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } \
    && { test -z "$chmodcmd" || $doit $chmodcmd "$dsttmp"; } &&

  # Now remove or move aside any old file at destination location.  We
  # try this two ways since rm can't unlink itself on some systems and
  # the destination file might be busy for other reasons.  In this case,
  # the final cleanup might fail but the new file should still install
  # successfully.
  {
    if test -f "$dstdir/$dstfile"; then
      $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null \
      || $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null \
      || {
	  echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2
	  (exit 1); exit
      }
    else
      :
    fi
  } &&

  # Now rename the file to the real destination.
  $doit $mvcmd "$dsttmp" "$dstdir/$dstfile"
fi &&

# The final little trick to "correctly" pass the exit status to the exit trap.
{
  (exit 0); exit
}

# Local variables:
# eval: (add-hook 'write-file-hooks 'time-stamp)
# time-stamp-start: "scriptversion="
# time-stamp-format: "%:y-%02m-%02d.%02H"
# time-stamp-end: "$"
# End:
Commit	Line	Data
b99357cd	1	#!/bin/sh
b99357cd	2	# install - install a program, script, or datafile
39910e09	3
28f57d2a	4	scriptversion=2003-09-24.23
39910e09	5
637fa3f8 PE	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.
b99357cd AD	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. It can only install one file at a time, a restriction
	43	# shared with many OS's install programs.
	44
b99357cd AD	45	# set DOITPROG to echo to test this script
	46
	47	# Don't use :- since 4.3BSD and earlier shells don't like it.
	48	doit="${DOITPROG-}"
	49
b99357cd AD	50	# put in absolute paths if you don't have them in your path; or use env. vars.
	51
	52	mvprog="${MVPROG-mv}"
	53	cpprog="${CPPROG-cp}"
	54	chmodprog="${CHMODPROG-chmod}"
	55	chownprog="${CHOWNPROG-chown}"
	56	chgrpprog="${CHGRPPROG-chgrp}"
	57	stripprog="${STRIPPROG-strip}"
	58	rmprog="${RMPROG-rm}"
	59	mkdirprog="${MKDIRPROG-mkdir}"
	60
39910e09 AD	61	transformbasename=
39910e09 AD	62	transform_arg=
b99357cd AD	63	instcmd="$mvprog"
b99357cd AD	64	chmodcmd="$chmodprog 0755"
39910e09 AD	65	chowncmd=
	66	chgrpcmd=
	67	stripcmd=
b99357cd AD	68	rmcmd="$rmprog -f"
b99357cd AD	69	mvcmd="$mvprog"
39910e09 AD	70	src=
	71	dst=
	72	dir_arg=
	73
	74	usage="Usage: $0 [OPTION]... SRCFILE DSTFILE
	75	or: $0 -d DIR1 DIR2...
	76
	77	In the first form, install SRCFILE to DSTFILE, removing SRCFILE by default.
	78	In the second, create the directory path DIR.
	79
	80	Options:
	81	-b=TRANSFORMBASENAME
	82	-c copy source (using $cpprog) instead of moving (using $mvprog).
	83	-d create directories instead of installing files.
	84	-g GROUP $chgrp installed files to GROUP.
	85	-m MODE $chmod installed files to MODE.
	86	-o USER $chown installed files to USER.
	87	-s strip installed files (using $stripprog).
	88	-t=TRANSFORM
	89	--help display this help and exit.
	90	--version display version info and exit.
	91
	92	Environment variables override the default commands:
	93	CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG
	94	"
	95
	96	while test -n "$1"; do
	97	case $1 in
	98	-b=*) transformbasename=`echo $1 \| sed 's/-b=//'`
	99	shift
	100	continue;;
	101
	102	-c) instcmd=$cpprog
	103	shift
	104	continue;;
	105
	106	-d) dir_arg=true
	107	shift
	108	continue;;
	109
	110	-g) chgrpcmd="$chgrpprog $2"
	111	shift
	112	shift
	113	continue;;
	114
	115	--help) echo "$usage"; exit 0;;
	116
	117	-m) chmodcmd="$chmodprog $2"
	118	shift
	119	shift
	120	continue;;
	121
	122	-o) chowncmd="$chownprog $2"
	123	shift
	124	shift
	125	continue;;
	126
	127	-s) stripcmd=$stripprog
	128	shift
	129	continue;;
	130
	131	-t=*) transformarg=`echo $1 \| sed 's/-t=//'`
	132	shift
	133	continue;;
134
135	--version) echo "$0 $scriptversion"; exit 0;;
136
137	*) if test -z "$src"; then
138	src=$1
139	else
140	# this colon is to work around a 386BSD /bin/sh bug
141	:
142	dst=$1
143	fi
144	shift
145	continue;;
146	esac
b99357cd AD	147	done
b99357cd AD	148
39910e09 AD	149	if test -z "$src"; then
	150	echo "$0: no input file specified." >&2
	151	exit 1
b99357cd AD	152	fi
b99357cd AD	153
28f57d2a PE	154	# Protect names starting with `-'.
	155	case $src in
	156	-*) src=./$src ;;
	157	esac
	158
39910e09 AD	159	if test -n "$dir_arg"; then
	160	dst=$src
	161	src=
dbb95312	162
39910e09 AD	163	if test -d "$dst"; then
	164	instcmd=:
	165	chmodcmd=
	166	else
	167	instcmd=$mkdirprog
	168	fi
b99357cd	169	else
39910e09 AD	170	# Waiting for this to be detected by the "$instcmd $src $dsttmp" command
	171	# might cause directories to be created, which would be especially bad
	172	# if $src (and thus $dsttmp) contains '*'.
	173	if test ! -f "$src" && test ! -d "$src"; then
	174	echo "$0: $src does not exist." >&2
	175	exit 1
	176	fi
	177
	178	if test -z "$dst"; then
	179	echo "$0: no destination specified." >&2
	180	exit 1
	181	fi
	182
28f57d2a PE	183	# Protect names starting with `-'.
	184	case $dst in
	185	-*) dst=./$dst ;;
	186	esac
	187
39910e09 AD	188	# If destination is a directory, append the input filename; won't work
	189	# if double slashes aren't ignored.
	190	if test -d "$dst"; then
	191	dst=$dst/`basename "$src"`
	192	fi
b99357cd AD	193	fi
b99357cd AD	194
28f57d2a	195	# This sed command emulates the dirname command.
dbb95312	196	dstdir=`echo "$dst" \| sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
b99357cd AD	197
b99357cd AD	198	# Make sure that the destination directory exists.
b99357cd AD	199
b99357cd AD	200	# Skip lots of stat calls in the usual case.
39910e09 AD	201	if test ! -d "$dstdir"; then
39910e09 AD	202	defaultIFS='
c896cfc9	203	'
39910e09 AD	204	IFS="${IFS-$defaultIFS}"
	205
	206	oIFS=$IFS
	207	# Some sh's can't handle IFS=/ for some reason.
	208	IFS='%'
	209	set - `echo "$dstdir" \| sed -e 's@/@%@g' -e 's@^%@/@'`
	210	IFS=$oIFS
	211
	212	pathcomp=
	213
	214	while test $# -ne 0 ; do
	215	pathcomp=$pathcomp$1
	216	shift
	217	test -d "$pathcomp" \|\| $mkdirprog "$pathcomp"
	218	pathcomp=$pathcomp/
	219	done
b99357cd AD	220	fi
b99357cd AD	221
39910e09 AD	222	if test -n "$dir_arg"; then
	223	$doit $instcmd "$dst" \
	224	&& { test -z "$chowncmd" \|\| $doit $chowncmd "$dst"; } \
	225	&& { test -z "$chgrpcmd" \|\| $doit $chgrpcmd "$dst"; } \
	226	&& { test -z "$stripcmd" \|\| $doit $stripcmd "$dst"; } \
	227	&& { test -z "$chmodcmd" \|\| $doit $chmodcmd "$dst"; }
b99357cd	228
b99357cd	229	else
39910e09 AD	230	# If we're going to rename the final executable, determine the name now.
	231	if test -z "$transformarg"; then
	232	dstfile=`basename "$dst"`
	233	else
	234	dstfile=`basename "$dst" $transformbasename \
	235	\| sed $transformarg`$transformbasename
	236	fi
	237
	238	# don't allow the sed command to completely eliminate the filename.
	239	test -z "$dstfile" && dstfile=`basename "$dst"`
	240
	241	# Make a couple of temp file names in the proper directory.
	242	dsttmp=$dstdir/_inst.$$_
	243	rmtmp=$dstdir/_rm.$$_
	244
	245	# Trap to clean up those temp files at exit.
	246	trap 'status=$?; rm -f "$dsttmp" "$rmtmp" && exit $status' 0
	247	trap '(exit $?); exit' 1 2 13 15
	248
	249	# Move or copy the file name to the temp name
	250	$doit $instcmd "$src" "$dsttmp" &&
	251
	252	# and set any options; do chmod last to preserve setuid bits.
	253	#
	254	# If any of these fail, we abort the whole thing. If we want to
	255	# ignore errors from any of these, just make sure not to ignore
	256	# errors from the above "$doit $instcmd $src $dsttmp" command.
	257	#
	258	{ test -z "$chowncmd" \|\| $doit $chowncmd "$dsttmp"; } \
	259	&& { test -z "$chgrpcmd" \|\| $doit $chgrpcmd "$dsttmp"; } \
	260	&& { test -z "$stripcmd" \|\| $doit $stripcmd "$dsttmp"; } \
	261	&& { test -z "$chmodcmd" \|\| $doit $chmodcmd "$dsttmp"; } &&
	262
	263	# Now remove or move aside any old file at destination location. We
	264	# try this two ways since rm can't unlink itself on some systems and
	265	# the destination file might be busy for other reasons. In this case,
	266	# the final cleanup might fail but the new file should still install
	267	# successfully.
	268	{
	269	if test -f "$dstdir/$dstfile"; then
	270	$doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null \
	271	\|\| $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null \
	272	\|\| {
	273	echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2
	274	(exit 1); exit
	275	}
	276	else
	277	:
	278	fi
	279	} &&
	280
	281	# Now rename the file to the real destination.
	282	$doit $mvcmd "$dsttmp" "$dstdir/$dstfile"
b99357cd AD	283	fi &&
b99357cd AD	284
dbb95312	285	# The final little trick to "correctly" pass the exit status to the exit trap.
dbb95312	286	{
39910e09	287	(exit 0); exit
dbb95312	288	}
39910e09 AD	289
	290	# Local variables:
	291	# eval: (add-hook 'write-file-hooks 'time-stamp)
	292	# time-stamp-start: "scriptversion="
	293	# time-stamp-format: "%:y-%02m-%02d.%02H"
	294	# time-stamp-end: "$"
	295	# End: