[wxWidgets.git] / src / tiff / config / missing

#! /bin/sh
# Common stub for a few missing GNU programs while installing.

scriptversion=2006-05-10.23

# Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005, 2006
#   Free Software Foundation, Inc.
# Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.

# As a special exception to the GNU General Public License, if you
# distribute this file as part of a program that contains a
# configuration script generated by Autoconf, you may include it under
# the same distribution terms that you use for the rest of that program.

if test $# -eq 0; then
  echo 1>&2 "Try \`$0 --help' for more information"
  exit 1
fi

run=:
sed_output='s/.* --output[ =]\([^ ]*\).*/\1/p'
sed_minuso='s/.* -o \([^ ]*\).*/\1/p'

# In the cases where this matters, `missing' is being run in the
# srcdir already.
if test -f configure.ac; then
  configure_ac=configure.ac
else
  configure_ac=configure.in
fi

msg="missing on your system"

case $1 in
--run)
  # Try to run requested program, and just exit if it succeeds.
  run=
  shift
  "$@" && exit 0
  # Exit code 63 means version mismatch.  This often happens
  # when the user try to use an ancient version of a tool on
  # a file that requires a minimum version.  In this case we
  # we should proceed has if the program had been absent, or
  # if --run hadn't been passed.
  if test $? = 63; then
    run=:
    msg="probably too old"
  fi
  ;;

  -h|--h|--he|--hel|--help)
    echo "\
$0 [OPTION]... PROGRAM [ARGUMENT]...

Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
error status if there is no known handling for PROGRAM.

Options:
  -h, --help      display this help and exit
  -v, --version   output version information and exit
  --run           try to run the given command, and emulate it if it fails

Supported PROGRAM values:
  aclocal      touch file \`aclocal.m4'
  autoconf     touch file \`configure'
  autoheader   touch file \`config.h.in'
  autom4te     touch the output file, or create a stub one
  automake     touch all \`Makefile.in' files
  bison        create \`y.tab.[ch]', if possible, from existing .[ch]
  flex         create \`lex.yy.c', if possible, from existing .c
  help2man     touch the output file
  lex          create \`lex.yy.c', if possible, from existing .c
  makeinfo     touch the output file
  tar          try tar, gnutar, gtar, then tar without non-portable flags
  yacc         create \`y.tab.[ch]', if possible, from existing .[ch]

Send bug reports to <bug-automake@gnu.org>."
    exit $?
    ;;

  -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
    echo "missing $scriptversion (GNU Automake)"
    exit $?
    ;;

  -*)
    echo 1>&2 "$0: Unknown \`$1' option"
    echo 1>&2 "Try \`$0 --help' for more information"
    exit 1
    ;;

esac

# Now exit if we have it, but it failed.  Also exit now if we
# don't have it and --version was passed (most likely to detect
# the program).
case $1 in
  lex|yacc)
    # Not GNU programs, they don't have --version.
    ;;

  tar)
    if test -n "$run"; then
       echo 1>&2 "ERROR: \`tar' requires --run"
       exit 1
    elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
       exit 1
    fi
    ;;

  *)
    if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
       # We have it, but it failed.
       exit 1
    elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
       # Could not run --version or --help.  This is probably someone
       # running `$TOOL --version' or `$TOOL --help' to check whether
       # $TOOL exists and not knowing $TOOL uses missing.
       exit 1
    fi
    ;;
esac

# If it does not exist, or fails to run (possibly an outdated version),
# try to emulate it.
case $1 in
  aclocal*)
    echo 1>&2 "\
WARNING: \`$1' is $msg.  You should only need it if
         you modified \`acinclude.m4' or \`${configure_ac}'.  You might want
         to install the \`Automake' and \`Perl' packages.  Grab them from
         any GNU archive site."
    touch aclocal.m4
    ;;

  autoconf)
    echo 1>&2 "\
WARNING: \`$1' is $msg.  You should only need it if
         you modified \`${configure_ac}'.  You might want to install the
         \`Autoconf' and \`GNU m4' packages.  Grab them from any GNU
         archive site."
    touch configure
    ;;

  autoheader)
    echo 1>&2 "\
WARNING: \`$1' is $msg.  You should only need it if
         you modified \`acconfig.h' or \`${configure_ac}'.  You might want
         to install the \`Autoconf' and \`GNU m4' packages.  Grab them
         from any GNU archive site."
    files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}`
    test -z "$files" && files="config.h"
    touch_files=
    for f in $files; do
      case $f in
      *:*) touch_files="$touch_files "`echo "$f" |
				       sed -e 's/^[^:]*://' -e 's/:.*//'`;;
      *) touch_files="$touch_files $f.in";;
      esac
    done
    touch $touch_files
    ;;

  automake*)
    echo 1>&2 "\
WARNING: \`$1' is $msg.  You should only need it if
         you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.
         You might want to install the \`Automake' and \`Perl' packages.
         Grab them from any GNU archive site."
    find . -type f -name Makefile.am -print |
	   sed 's/\.am$/.in/' |
	   while read f; do touch "$f"; done
    ;;

  autom4te)
    echo 1>&2 "\
WARNING: \`$1' is needed, but is $msg.
         You might have modified some files without having the
         proper tools for further handling them.
         You can get \`$1' as part of \`Autoconf' from any GNU
         archive site."

    file=`echo "$*" | sed -n "$sed_output"`
    test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
    if test -f "$file"; then
	touch $file
    else
	test -z "$file" || exec >$file
	echo "#! /bin/sh"
	echo "# Created by GNU Automake missing as a replacement of"
	echo "#  $ $@"
	echo "exit 0"
	chmod +x $file
	exit 1
    fi
    ;;

  bison|yacc)
    echo 1>&2 "\
WARNING: \`$1' $msg.  You should only need it if
         you modified a \`.y' file.  You may need the \`Bison' package
         in order for those modifications to take effect.  You can get
         \`Bison' from any GNU archive site."
    rm -f y.tab.c y.tab.h
    if test $# -ne 1; then
        eval LASTARG="\${$#}"
	case $LASTARG in
	*.y)
	    SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
	    if test -f "$SRCFILE"; then
	         cp "$SRCFILE" y.tab.c
	    fi
	    SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
	    if test -f "$SRCFILE"; then
	         cp "$SRCFILE" y.tab.h
	    fi
	  ;;
	esac
    fi
    if test ! -f y.tab.h; then
	echo >y.tab.h
    fi
    if test ! -f y.tab.c; then
	echo 'main() { return 0; }' >y.tab.c
    fi
    ;;

  lex|flex)
    echo 1>&2 "\
WARNING: \`$1' is $msg.  You should only need it if
         you modified a \`.l' file.  You may need the \`Flex' package
         in order for those modifications to take effect.  You can get
         \`Flex' from any GNU archive site."
    rm -f lex.yy.c
    if test $# -ne 1; then
        eval LASTARG="\${$#}"
	case $LASTARG in
	*.l)
	    SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
	    if test -f "$SRCFILE"; then
	         cp "$SRCFILE" lex.yy.c
	    fi
	  ;;
	esac
    fi
    if test ! -f lex.yy.c; then
	echo 'main() { return 0; }' >lex.yy.c
    fi
    ;;

  help2man)
    echo 1>&2 "\
WARNING: \`$1' is $msg.  You should only need it if
	 you modified a dependency of a manual page.  You may need the
	 \`Help2man' package in order for those modifications to take
	 effect.  You can get \`Help2man' from any GNU archive site."

    file=`echo "$*" | sed -n "$sed_output"`
    test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
    if test -f "$file"; then
	touch $file
    else
	test -z "$file" || exec >$file
	echo ".ab help2man is required to generate this page"
	exit 1
    fi
    ;;

  makeinfo)
    echo 1>&2 "\
WARNING: \`$1' is $msg.  You should only need it if
         you modified a \`.texi' or \`.texinfo' file, or any other file
         indirectly affecting the aspect of the manual.  The spurious
         call might also be the consequence of using a buggy \`make' (AIX,
         DU, IRIX).  You might want to install the \`Texinfo' package or
         the \`GNU make' package.  Grab either from any GNU archive site."
    # The file to touch is that specified with -o ...
    file=`echo "$*" | sed -n "$sed_output"`
    test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
    if test -z "$file"; then
      # ... or it is the one specified with @setfilename ...
      infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
      file=`sed -n '
	/^@setfilename/{
	  s/.* \([^ ]*\) *$/\1/
	  p
	  q
	}' $infile`
      # ... or it is derived from the source name (dir/f.texi becomes f.info)
      test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info
    fi
    # If the file does not exist, the user really needs makeinfo;
    # let's fail without touching anything.
    test -f $file || exit 1
    touch $file
    ;;

  tar)
    shift

    # We have already tried tar in the generic part.
    # Look for gnutar/gtar before invocation to avoid ugly error
    # messages.
    if (gnutar --version > /dev/null 2>&1); then
       gnutar "$@" && exit 0
    fi
    if (gtar --version > /dev/null 2>&1); then
       gtar "$@" && exit 0
    fi
    firstarg="$1"
    if shift; then
	case $firstarg in
	*o*)
	    firstarg=`echo "$firstarg" | sed s/o//`
	    tar "$firstarg" "$@" && exit 0
	    ;;
	esac
	case $firstarg in
	*h*)
	    firstarg=`echo "$firstarg" | sed s/h//`
	    tar "$firstarg" "$@" && exit 0
	    ;;
	esac
    fi

    echo 1>&2 "\
WARNING: I can't seem to be able to run \`tar' with the given arguments.
         You may want to install GNU tar or Free paxutils, or check the
         command line arguments."
    exit 1
    ;;

  *)
    echo 1>&2 "\
WARNING: \`$1' is needed, and is $msg.
         You might have modified some files without having the
         proper tools for further handling them.  Check the \`README' file,
         it often tells you about the needed prerequisites for installing
         this package.  You may also peek at any GNU archive site, in case
         some other package would contain this missing \`$1' program."
    exit 1
    ;;
esac

exit 0

# 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
8414a40c VZ	1	#! /bin/sh
	2	# Common stub for a few missing GNU programs while installing.
	3
80ed523f	4	scriptversion=2006-05-10.23
8414a40c	5
80ed523f	6	# Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005, 2006
8414a40c VZ	7	# Free Software Foundation, Inc.
	8	# Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
	9
	10	# This program is free software; you can redistribute it and/or modify
	11	# it under the terms of the GNU General Public License as published by
	12	# the Free Software Foundation; either version 2, or (at your option)
	13	# any later version.
	14
	15	# This program is distributed in the hope that it will be useful,
	16	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	# GNU General Public License for more details.
	19
	20	# You should have received a copy of the GNU General Public License
	21	# along with this program; if not, write to the Free Software
	22	# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
	23	# 02110-1301, USA.
	24
	25	# As a special exception to the GNU General Public License, if you
	26	# distribute this file as part of a program that contains a
	27	# configuration script generated by Autoconf, you may include it under
	28	# the same distribution terms that you use for the rest of that program.
	29
	30	if test $# -eq 0; then
	31	echo 1>&2 "Try \`$0 --help' for more information"
	32	exit 1
	33	fi
	34
	35	run=:
80ed523f VZ	36	sed_output='s/.* --output[ =]\([^ ]\)./\1/p'
80ed523f VZ	37	sed_minuso='s/.* -o \([^ ]\)./\1/p'
8414a40c VZ	38
	39	# In the cases where this matters, `missing' is being run in the
	40	# srcdir already.
	41	if test -f configure.ac; then
	42	configure_ac=configure.ac
	43	else
	44	configure_ac=configure.in
	45	fi
	46
	47	msg="missing on your system"
	48
80ed523f	49	case $1 in
8414a40c VZ	50	--run)
	51	# Try to run requested program, and just exit if it succeeds.
	52	run=
	53	shift
	54	"$@" && exit 0
	55	# Exit code 63 means version mismatch. This often happens
	56	# when the user try to use an ancient version of a tool on
	57	# a file that requires a minimum version. In this case we
	58	# we should proceed has if the program had been absent, or
	59	# if --run hadn't been passed.
	60	if test $? = 63; then
	61	run=:
	62	msg="probably too old"
	63	fi
	64	;;
	65
	66	-h\|--h\|--he\|--hel\|--help)
	67	echo "\
	68	$0 [OPTION]... PROGRAM [ARGUMENT]...
	69
	70	Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
	71	error status if there is no known handling for PROGRAM.
	72
	73	Options:
	74	-h, --help display this help and exit
	75	-v, --version output version information and exit
	76	--run try to run the given command, and emulate it if it fails
	77
	78	Supported PROGRAM values:
	79	aclocal touch file \`aclocal.m4'
	80	autoconf touch file \`configure'
	81	autoheader touch file \`config.h.in'
80ed523f	82	autom4te touch the output file, or create a stub one
8414a40c VZ	83	automake touch all \`Makefile.in' files
	84	bison create \`y.tab.[ch]', if possible, from existing .[ch]
	85	flex create \`lex.yy.c', if possible, from existing .c
	86	help2man touch the output file
	87	lex create \`lex.yy.c', if possible, from existing .c
	88	makeinfo touch the output file
	89	tar try tar, gnutar, gtar, then tar without non-portable flags
	90	yacc create \`y.tab.[ch]', if possible, from existing .[ch]
	91
	92	Send bug reports to <bug-automake@gnu.org>."
	93	exit $?
	94	;;
	95
	96	-v\|--v\|--ve\|--ver\|--vers\|--versi\|--versio\|--version)
	97	echo "missing $scriptversion (GNU Automake)"
	98	exit $?
	99	;;
	100
	101	-*)
	102	echo 1>&2 "$0: Unknown \`$1' option"
	103	echo 1>&2 "Try \`$0 --help' for more information"
	104	exit 1
	105	;;
	106
	107	esac
	108
	109	# Now exit if we have it, but it failed. Also exit now if we
	110	# don't have it and --version was passed (most likely to detect
	111	# the program).
80ed523f	112	case $1 in
8414a40c VZ	113	lex\|yacc)
	114	# Not GNU programs, they don't have --version.
	115	;;
	116
	117	tar)
	118	if test -n "$run"; then
	119	echo 1>&2 "ERROR: \`tar' requires --run"
	120	exit 1
	121	elif test "x$2" = "x--version" \|\| test "x$2" = "x--help"; then
	122	exit 1
	123	fi
	124	;;
	125
	126	*)
	127	if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
	128	# We have it, but it failed.
	129	exit 1
	130	elif test "x$2" = "x--version" \|\| test "x$2" = "x--help"; then
	131	# Could not run --version or --help. This is probably someone
	132	# running `$TOOL --version' or `$TOOL --help' to check whether
	133	# $TOOL exists and not knowing $TOOL uses missing.
	134	exit 1
	135	fi
	136	;;
	137	esac
	138
	139	# If it does not exist, or fails to run (possibly an outdated version),
	140	# try to emulate it.
80ed523f	141	case $1 in
8414a40c VZ	142	aclocal*)
	143	echo 1>&2 "\
	144	WARNING: \`$1' is $msg. You should only need it if
	145	you modified \`acinclude.m4' or \`${configure_ac}'. You might want
	146	to install the \`Automake' and \`Perl' packages. Grab them from
	147	any GNU archive site."
	148	touch aclocal.m4
	149	;;
	150
	151	autoconf)
	152	echo 1>&2 "\
	153	WARNING: \`$1' is $msg. You should only need it if
	154	you modified \`${configure_ac}'. You might want to install the
	155	\`Autoconf' and \`GNU m4' packages. Grab them from any GNU
	156	archive site."
	157	touch configure
	158	;;
	159
	160	autoheader)
	161	echo 1>&2 "\
	162	WARNING: \`$1' is $msg. You should only need it if
	163	you modified \`acconfig.h' or \`${configure_ac}'. You might want
	164	to install the \`Autoconf' and \`GNU m4' packages. Grab them
	165	from any GNU archive site."
	166	files=`sed -n 's/^[ ]A[CM]_CONFIG_HEADER(\([^)]\)).*/\1/p' ${configure_ac}`
	167	test -z "$files" && files="config.h"
	168	touch_files=
	169	for f in $files; do
80ed523f	170	case $f in
8414a40c VZ	171	:) touch_files="$touch_files "`echo "$f" \|
	172	sed -e 's/^[^:]://' -e 's/:.//'`;;
	173	*) touch_files="$touch_files $f.in";;
	174	esac
	175	done
	176	touch $touch_files
	177	;;
	178
	179	automake*)
	180	echo 1>&2 "\
	181	WARNING: \`$1' is $msg. You should only need it if
	182	you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.
	183	You might want to install the \`Automake' and \`Perl' packages.
	184	Grab them from any GNU archive site."
	185	find . -type f -name Makefile.am -print \|
	186	sed 's/\.am$/.in/' \|
	187	while read f; do touch "$f"; done
	188	;;
	189
	190	autom4te)
	191	echo 1>&2 "\
	192	WARNING: \`$1' is needed, but is $msg.
	193	You might have modified some files without having the
	194	proper tools for further handling them.
	195	You can get \`$1' as part of \`Autoconf' from any GNU
	196	archive site."
	197
80ed523f VZ	198	file=`echo "$*" \| sed -n "$sed_output"`
80ed523f VZ	199	test -z "$file" && file=`echo "$*" \| sed -n "$sed_minuso"`
8414a40c VZ	200	if test -f "$file"; then
	201	touch $file
	202	else
	203	test -z "$file" \|\| exec >$file
	204	echo "#! /bin/sh"
	205	echo "# Created by GNU Automake missing as a replacement of"
	206	echo "# $ $@"
	207	echo "exit 0"
	208	chmod +x $file
	209	exit 1
	210	fi
	211	;;
	212
	213	bison\|yacc)
	214	echo 1>&2 "\
	215	WARNING: \`$1' $msg. You should only need it if
	216	you modified a \`.y' file. You may need the \`Bison' package
	217	in order for those modifications to take effect. You can get
	218	\`Bison' from any GNU archive site."
	219	rm -f y.tab.c y.tab.h
80ed523f	220	if test $# -ne 1; then
8414a40c	221	eval LASTARG="\${$#}"
80ed523f	222	case $LASTARG in
8414a40c VZ	223	*.y)
8414a40c VZ	224	SRCFILE=`echo "$LASTARG" \| sed 's/y$/c/'`
80ed523f	225	if test -f "$SRCFILE"; then
8414a40c VZ	226	cp "$SRCFILE" y.tab.c
	227	fi
	228	SRCFILE=`echo "$LASTARG" \| sed 's/y$/h/'`
80ed523f	229	if test -f "$SRCFILE"; then
8414a40c VZ	230	cp "$SRCFILE" y.tab.h
	231	fi
	232	;;
	233	esac
	234	fi
80ed523f	235	if test ! -f y.tab.h; then
8414a40c VZ	236	echo >y.tab.h
8414a40c VZ	237	fi
80ed523f	238	if test ! -f y.tab.c; then
8414a40c VZ	239	echo 'main() { return 0; }' >y.tab.c
	240	fi
	241	;;
	242
	243	lex\|flex)
	244	echo 1>&2 "\
	245	WARNING: \`$1' is $msg. You should only need it if
	246	you modified a \`.l' file. You may need the \`Flex' package
	247	in order for those modifications to take effect. You can get
	248	\`Flex' from any GNU archive site."
	249	rm -f lex.yy.c
80ed523f	250	if test $# -ne 1; then
8414a40c	251	eval LASTARG="\${$#}"
80ed523f	252	case $LASTARG in
8414a40c VZ	253	*.l)
8414a40c VZ	254	SRCFILE=`echo "$LASTARG" \| sed 's/l$/c/'`
80ed523f	255	if test -f "$SRCFILE"; then
8414a40c VZ	256	cp "$SRCFILE" lex.yy.c
	257	fi
	258	;;
	259	esac
	260	fi
80ed523f	261	if test ! -f lex.yy.c; then
8414a40c VZ	262	echo 'main() { return 0; }' >lex.yy.c
	263	fi
	264	;;
	265
	266	help2man)
	267	echo 1>&2 "\
	268	WARNING: \`$1' is $msg. You should only need it if
	269	you modified a dependency of a manual page. You may need the
	270	\`Help2man' package in order for those modifications to take
	271	effect. You can get \`Help2man' from any GNU archive site."
	272
80ed523f VZ	273	file=`echo "$*" \| sed -n "$sed_output"`
	274	test -z "$file" && file=`echo "$*" \| sed -n "$sed_minuso"`
	275	if test -f "$file"; then
8414a40c VZ	276	touch $file
	277	else
	278	test -z "$file" \|\| exec >$file
	279	echo ".ab help2man is required to generate this page"
	280	exit 1
	281	fi
	282	;;
	283
	284	makeinfo)
	285	echo 1>&2 "\
	286	WARNING: \`$1' is $msg. You should only need it if
	287	you modified a \`.texi' or \`.texinfo' file, or any other file
	288	indirectly affecting the aspect of the manual. The spurious
	289	call might also be the consequence of using a buggy \`make' (AIX,
	290	DU, IRIX). You might want to install the \`Texinfo' package or
	291	the \`GNU make' package. Grab either from any GNU archive site."
	292	# The file to touch is that specified with -o ...
80ed523f VZ	293	file=`echo "$*" \| sed -n "$sed_output"`
80ed523f VZ	294	test -z "$file" && file=`echo "$*" \| sed -n "$sed_minuso"`
8414a40c VZ	295	if test -z "$file"; then
	296	# ... or it is the one specified with @setfilename ...
	297	infile=`echo "$" \| sed 's/. \([^ ]\) $/\1/'`
80ed523f VZ	298	file=`sed -n '
	299	/^@setfilename/{
	300	s/.* \([^ ]\) $/\1/
	301	p
	302	q
	303	}' $infile`
8414a40c VZ	304	# ... or it is derived from the source name (dir/f.texi becomes f.info)
	305	test -z "$file" && file=`echo "$infile" \| sed 's,./,,;s,.[^.]$,,'`.info
	306	fi
	307	# If the file does not exist, the user really needs makeinfo;
	308	# let's fail without touching anything.
	309	test -f $file \|\| exit 1
	310	touch $file
	311	;;
	312
	313	tar)
	314	shift
	315
	316	# We have already tried tar in the generic part.
	317	# Look for gnutar/gtar before invocation to avoid ugly error
	318	# messages.
	319	if (gnutar --version > /dev/null 2>&1); then
	320	gnutar "$@" && exit 0
	321	fi
	322	if (gtar --version > /dev/null 2>&1); then
	323	gtar "$@" && exit 0
	324	fi
	325	firstarg="$1"
	326	if shift; then
80ed523f	327	case $firstarg in
8414a40c VZ	328	o)
	329	firstarg=`echo "$firstarg" \| sed s/o//`
	330	tar "$firstarg" "$@" && exit 0
	331	;;
	332	esac
80ed523f	333	case $firstarg in
8414a40c VZ	334	h)
	335	firstarg=`echo "$firstarg" \| sed s/h//`
	336	tar "$firstarg" "$@" && exit 0
	337	;;
	338	esac
	339	fi
	340
	341	echo 1>&2 "\
	342	WARNING: I can't seem to be able to run \`tar' with the given arguments.
	343	You may want to install GNU tar or Free paxutils, or check the
	344	command line arguments."
	345	exit 1
	346	;;
	347
	348	*)
	349	echo 1>&2 "\
	350	WARNING: \`$1' is needed, and is $msg.
	351	You might have modified some files without having the
	352	proper tools for further handling them. Check the \`README' file,
	353	it often tells you about the needed prerequisites for installing
	354	this package. You may also peek at any GNU archive site, in case
	355	some other package would contain this missing \`$1' program."
	356	exit 1
	357	;;
	358	esac
	359
	360	exit 0
	361
	362	# Local variables:
	363	# eval: (add-hook 'write-file-hooks 'time-stamp)
	364	# time-stamp-start: "scriptversion="
	365	# time-stamp-format: "%:y-%02m-%02d.%02H"
	366	# time-stamp-end: "$"
	367	# End: