[gcc.git] / missing

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

scriptversion=2009-04-28.21; # UTC

# Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005, 2006,
# 2008, 2009 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, see <http://www.gnu.org/licenses/>.

# 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]

Version suffixes to PROGRAM as well as the prefixes \`gnu-', \`gnu', and
\`g' are ignored when checking the name.

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

# normalize program name to check for.
program=`echo "$1" | sed '
  s/^gnu-//; t
  s/^gnu//; t
  s/^g//; t'`

# 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).  This is about non-GNU programs, so use $1 not
# $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 $program 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 $?
    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-time-zone: "UTC"
# time-stamp-end: "; # UTC"
# End:
Commit	Line	Data
6599da04 JM	1	#! /bin/sh
6599da04 JM	2	# Common stub for a few missing GNU programs while installing.
32b2511f	3
0539cb2c	4	scriptversion=2009-04-28.21; # UTC
32b2511f	5
0539cb2c RW	6	# Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005, 2006,
0539cb2c RW	7	# 2008, 2009 Free Software Foundation, Inc.
8a199ff6	8	# Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
6599da04 JM	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
0539cb2c	21	# along with this program. If not, see <http://www.gnu.org/licenses/>.
6599da04	22
8a199ff6 PE	23	# As a special exception to the GNU General Public License, if you
	24	# distribute this file as part of a program that contains a
	25	# configuration script generated by Autoconf, you may include it under
	26	# the same distribution terms that you use for the rest of that program.
	27
6599da04 JM	28	if test $# -eq 0; then
	29	echo 1>&2 "Try \`$0 --help' for more information"
	30	exit 1
	31	fi
	32
8a199ff6	33	run=:
0539cb2c RW	34	sed_output='s/.* --output[ =]\([^ ]\)./\1/p'
0539cb2c RW	35	sed_minuso='s/.* -o \([^ ]\)./\1/p'
8a199ff6 PE	36
	37	# In the cases where this matters, `missing' is being run in the
	38	# srcdir already.
	39	if test -f configure.ac; then
	40	configure_ac=configure.ac
	41	else
	42	configure_ac=configure.in
	43	fi
	44
32b2511f PB	45	msg="missing on your system"
32b2511f PB	46
0539cb2c	47	case $1 in
8a199ff6 PE	48	--run)
	49	# Try to run requested program, and just exit if it succeeds.
	50	run=
	51	shift
	52	"$@" && exit 0
32b2511f PB	53	# Exit code 63 means version mismatch. This often happens
	54	# when the user try to use an ancient version of a tool on
	55	# a file that requires a minimum version. In this case we
	56	# we should proceed has if the program had been absent, or
	57	# if --run hadn't been passed.
	58	if test $? = 63; then
	59	run=:
	60	msg="probably too old"
	61	fi
8a199ff6	62	;;
6599da04 JM	63
	64	-h\|--h\|--he\|--hel\|--help)
	65	echo "\
	66	$0 [OPTION]... PROGRAM [ARGUMENT]...
	67
	68	Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
	69	error status if there is no known handling for PROGRAM.
	70
	71	Options:
	72	-h, --help display this help and exit
	73	-v, --version output version information and exit
8a199ff6	74	--run try to run the given command, and emulate it if it fails
6599da04 JM	75
	76	Supported PROGRAM values:
	77	aclocal touch file \`aclocal.m4'
	78	autoconf touch file \`configure'
	79	autoheader touch file \`config.h.in'
0539cb2c	80	autom4te touch the output file, or create a stub one
6599da04	81	automake touch all \`Makefile.in' files
8af14275 ILT	82	bison create \`y.tab.[ch]', if possible, from existing .[ch]
8af14275 ILT	83	flex create \`lex.yy.c', if possible, from existing .c
8a199ff6	84	help2man touch the output file
8af14275	85	lex create \`lex.yy.c', if possible, from existing .c
6599da04	86	makeinfo touch the output file
8a199ff6	87	tar try tar, gnutar, gtar, then tar without non-portable flags
32b2511f PB	88	yacc create \`y.tab.[ch]', if possible, from existing .[ch]
32b2511f PB	89
0539cb2c RW	90	Version suffixes to PROGRAM as well as the prefixes \`gnu-', \`gnu', and
	91	\`g' are ignored when checking the name.
	92
32b2511f	93	Send bug reports to <bug-automake@gnu.org>."
0063a823	94	exit $?
6599da04 JM	95	;;
	96
	97	-v\|--v\|--ve\|--ver\|--vers\|--versi\|--versio\|--version)
32b2511f	98	echo "missing $scriptversion (GNU Automake)"
0063a823	99	exit $?
6599da04 JM	100	;;
	101
	102	-*)
	103	echo 1>&2 "$0: Unknown \`$1' option"
	104	echo 1>&2 "Try \`$0 --help' for more information"
	105	exit 1
	106	;;
	107
32b2511f PB	108	esac
32b2511f PB	109
0539cb2c RW	110	# normalize program name to check for.
	111	program=`echo "$1" \| sed '
	112	s/^gnu-//; t
	113	s/^gnu//; t
	114	s/^g//; t'`
	115
32b2511f PB	116	# Now exit if we have it, but it failed. Also exit now if we
32b2511f PB	117	# don't have it and --version was passed (most likely to detect
0539cb2c RW	118	# the program). This is about non-GNU programs, so use $1 not
	119	# $program.
	120	case $1 in
	121	lex\|yacc)
32b2511f PB	122	# Not GNU programs, they don't have --version.
	123	;;
	124
0539cb2c	125	tar*)
32b2511f PB	126	if test -n "$run"; then
	127	echo 1>&2 "ERROR: \`tar' requires --run"
	128	exit 1
	129	elif test "x$2" = "x--version" \|\| test "x$2" = "x--help"; then
	130	exit 1
	131	fi
	132	;;
	133
	134	*)
8a199ff6 PE	135	if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
	136	# We have it, but it failed.
	137	exit 1
32b2511f PB	138	elif test "x$2" = "x--version" \|\| test "x$2" = "x--help"; then
	139	# Could not run --version or --help. This is probably someone
	140	# running `$TOOL --version' or `$TOOL --help' to check whether
	141	# $TOOL exists and not knowing $TOOL uses missing.
	142	exit 1
8a199ff6	143	fi
32b2511f PB	144	;;
32b2511f PB	145	esac
8a199ff6	146
32b2511f PB	147	# If it does not exist, or fails to run (possibly an outdated version),
32b2511f PB	148	# try to emulate it.
0539cb2c	149	case $program in
32b2511f	150	aclocal*)
6599da04	151	echo 1>&2 "\
32b2511f	152	WARNING: \`$1' is $msg. You should only need it if
8a199ff6	153	you modified \`acinclude.m4' or \`${configure_ac}'. You might want
6599da04 JM	154	to install the \`Automake' and \`Perl' packages. Grab them from
	155	any GNU archive site."
	156	touch aclocal.m4
	157	;;
	158
0539cb2c	159	autoconf*)
6599da04	160	echo 1>&2 "\
32b2511f	161	WARNING: \`$1' is $msg. You should only need it if
8a199ff6	162	you modified \`${configure_ac}'. You might want to install the
6599da04 JM	163	\`Autoconf' and \`GNU m4' packages. Grab them from any GNU
	164	archive site."
	165	touch configure
	166	;;
	167
0539cb2c	168	autoheader*)
6599da04	169	echo 1>&2 "\
32b2511f	170	WARNING: \`$1' is $msg. You should only need it if
8a199ff6	171	you modified \`acconfig.h' or \`${configure_ac}'. You might want
6599da04 JM	172	to install the \`Autoconf' and \`GNU m4' packages. Grab them
6599da04 JM	173	from any GNU archive site."
8a199ff6	174	files=`sed -n 's/^[ ]A[CM]_CONFIG_HEADER(\([^)]\)).*/\1/p' ${configure_ac}`
d207ebef JM	175	test -z "$files" && files="config.h"
	176	touch_files=
	177	for f in $files; do
0539cb2c	178	case $f in
d207ebef JM	179	:) touch_files="$touch_files "`echo "$f" \|
	180	sed -e 's/^[^:]://' -e 's/:.//'`;;
	181	*) touch_files="$touch_files $f.in";;
	182	esac
	183	done
	184	touch $touch_files
6599da04 JM	185	;;
6599da04 JM	186
8a199ff6	187	automake*)
6599da04	188	echo 1>&2 "\
32b2511f	189	WARNING: \`$1' is $msg. You should only need it if
8a199ff6	190	you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.
6599da04 JM	191	You might want to install the \`Automake' and \`Perl' packages.
6599da04 JM	192	Grab them from any GNU archive site."
d207ebef JM	193	find . -type f -name Makefile.am -print \|
	194	sed 's/\.am$/.in/' \|
	195	while read f; do touch "$f"; done
6599da04 JM	196	;;
6599da04 JM	197
0539cb2c	198	autom4te*)
8a199ff6	199	echo 1>&2 "\
32b2511f PB	200	WARNING: \`$1' is needed, but is $msg.
32b2511f PB	201	You might have modified some files without having the
8a199ff6 PE	202	proper tools for further handling them.
	203	You can get \`$1' as part of \`Autoconf' from any GNU
	204	archive site."
	205
0539cb2c RW	206	file=`echo "$*" \| sed -n "$sed_output"`
0539cb2c RW	207	test -z "$file" && file=`echo "$*" \| sed -n "$sed_minuso"`
8a199ff6 PE	208	if test -f "$file"; then
	209	touch $file
	210	else
	211	test -z "$file" \|\| exec >$file
	212	echo "#! /bin/sh"
	213	echo "# Created by GNU Automake missing as a replacement of"
	214	echo "# $ $@"
	215	echo "exit 0"
	216	chmod +x $file
	217	exit 1
	218	fi
	219	;;
	220
0539cb2c	221	bison\|yacc)
6599da04	222	echo 1>&2 "\
32b2511f	223	WARNING: \`$1' $msg. You should only need it if
6599da04 JM	224	you modified a \`.y' file. You may need the \`Bison' package
	225	in order for those modifications to take effect. You can get
	226	\`Bison' from any GNU archive site."
8af14275	227	rm -f y.tab.c y.tab.h
0539cb2c	228	if test $# -ne 1; then
8af14275	229	eval LASTARG="\${$#}"
0539cb2c	230	case $LASTARG in
8af14275 ILT	231	*.y)
8af14275 ILT	232	SRCFILE=`echo "$LASTARG" \| sed 's/y$/c/'`
0539cb2c	233	if test -f "$SRCFILE"; then
8af14275 ILT	234	cp "$SRCFILE" y.tab.c
	235	fi
	236	SRCFILE=`echo "$LASTARG" \| sed 's/y$/h/'`
0539cb2c	237	if test -f "$SRCFILE"; then
8af14275 ILT	238	cp "$SRCFILE" y.tab.h
	239	fi
	240	;;
	241	esac
	242	fi
0539cb2c	243	if test ! -f y.tab.h; then
8af14275 ILT	244	echo >y.tab.h
8af14275 ILT	245	fi
0539cb2c	246	if test ! -f y.tab.c; then
8af14275 ILT	247	echo 'main() { return 0; }' >y.tab.c
	248	fi
	249	;;
	250
0539cb2c	251	lex\|flex)
8af14275	252	echo 1>&2 "\
32b2511f	253	WARNING: \`$1' is $msg. You should only need it if
8af14275 ILT	254	you modified a \`.l' file. You may need the \`Flex' package
	255	in order for those modifications to take effect. You can get
	256	\`Flex' from any GNU archive site."
	257	rm -f lex.yy.c
0539cb2c	258	if test $# -ne 1; then
8af14275	259	eval LASTARG="\${$#}"
0539cb2c	260	case $LASTARG in
8af14275 ILT	261	*.l)
8af14275 ILT	262	SRCFILE=`echo "$LASTARG" \| sed 's/l$/c/'`
0539cb2c	263	if test -f "$SRCFILE"; then
8af14275 ILT	264	cp "$SRCFILE" lex.yy.c
	265	fi
	266	;;
	267	esac
	268	fi
0539cb2c	269	if test ! -f lex.yy.c; then
8af14275 ILT	270	echo 'main() { return 0; }' >lex.yy.c
8af14275 ILT	271	fi
6599da04 JM	272	;;
6599da04 JM	273
0539cb2c	274	help2man*)
8a199ff6	275	echo 1>&2 "\
32b2511f	276	WARNING: \`$1' is $msg. You should only need it if
8a199ff6 PE	277	you modified a dependency of a manual page. You may need the
	278	\`Help2man' package in order for those modifications to take
	279	effect. You can get \`Help2man' from any GNU archive site."
	280
0539cb2c RW	281	file=`echo "$*" \| sed -n "$sed_output"`
	282	test -z "$file" && file=`echo "$*" \| sed -n "$sed_minuso"`
	283	if test -f "$file"; then
8a199ff6 PE	284	touch $file
	285	else
	286	test -z "$file" \|\| exec >$file
	287	echo ".ab help2man is required to generate this page"
0539cb2c	288	exit $?
8a199ff6 PE	289	fi
	290	;;
	291
0539cb2c	292	makeinfo*)
6599da04	293	echo 1>&2 "\
32b2511f	294	WARNING: \`$1' is $msg. You should only need it if
6599da04 JM	295	you modified a \`.texi' or \`.texinfo' file, or any other file
	296	indirectly affecting the aspect of the manual. The spurious
	297	call might also be the consequence of using a buggy \`make' (AIX,
	298	DU, IRIX). You might want to install the \`Texinfo' package or
	299	the \`GNU make' package. Grab either from any GNU archive site."
0063a823	300	# The file to touch is that specified with -o ...
0539cb2c RW	301	file=`echo "$*" \| sed -n "$sed_output"`
0539cb2c RW	302	test -z "$file" && file=`echo "$*" \| sed -n "$sed_minuso"`
6599da04	303	if test -z "$file"; then
0063a823 KC	304	# ... or it is the one specified with @setfilename ...
0063a823 KC	305	infile=`echo "$" \| sed 's/. \([^ ]\) $/\1/'`
0539cb2c RW	306	file=`sed -n '
	307	/^@setfilename/{
	308	s/.* \([^ ]\) $/\1/
	309	p
	310	q
	311	}' $infile`
0063a823 KC	312	# ... or it is derived from the source name (dir/f.texi becomes f.info)
0063a823 KC	313	test -z "$file" && file=`echo "$infile" \| sed 's,./,,;s,.[^.]$,,'`.info
6599da04	314	fi
0063a823 KC	315	# If the file does not exist, the user really needs makeinfo;
	316	# let's fail without touching anything.
	317	test -f $file \|\| exit 1
6599da04 JM	318	touch $file
	319	;;
	320
0539cb2c	321	tar*)
8a199ff6	322	shift
8a199ff6 PE	323
	324	# We have already tried tar in the generic part.
	325	# Look for gnutar/gtar before invocation to avoid ugly error
	326	# messages.
	327	if (gnutar --version > /dev/null 2>&1); then
	328	gnutar "$@" && exit 0
	329	fi
	330	if (gtar --version > /dev/null 2>&1); then
	331	gtar "$@" && exit 0
	332	fi
	333	firstarg="$1"
	334	if shift; then
0539cb2c	335	case $firstarg in
8a199ff6 PE	336	o)
	337	firstarg=`echo "$firstarg" \| sed s/o//`
	338	tar "$firstarg" "$@" && exit 0
	339	;;
	340	esac
0539cb2c	341	case $firstarg in
8a199ff6 PE	342	h)
	343	firstarg=`echo "$firstarg" \| sed s/h//`
	344	tar "$firstarg" "$@" && exit 0
	345	;;
	346	esac
	347	fi
	348
	349	echo 1>&2 "\
	350	WARNING: I can't seem to be able to run \`tar' with the given arguments.
	351	You may want to install GNU tar or Free paxutils, or check the
	352	command line arguments."
	353	exit 1
	354	;;
	355
6599da04 JM	356	*)
6599da04 JM	357	echo 1>&2 "\
32b2511f PB	358	WARNING: \`$1' is needed, and is $msg.
32b2511f PB	359	You might have modified some files without having the
6599da04	360	proper tools for further handling them. Check the \`README' file,
32b2511f	361	it often tells you about the needed prerequisites for installing
6599da04 JM	362	this package. You may also peek at any GNU archive site, in case
	363	some other package would contain this missing \`$1' program."
	364	exit 1
	365	;;
	366	esac
	367
	368	exit 0
32b2511f PB	369
	370	# Local variables:
	371	# eval: (add-hook 'write-file-hooks 'time-stamp)
	372	# time-stamp-start: "scriptversion="
	373	# time-stamp-format: "%:y-%02m-%02d.%02H"
0539cb2c RW	374	# time-stamp-time-zone: "UTC"
0539cb2c RW	375	# time-stamp-end: "; # UTC"
32b2511f	376	# End: