missing

#! /bin/sh
# Common stub for a few missing GNU programs while installing.
# Copyright (C) 1996, 1997, 1999, 2000, 2002 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., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, 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=:

# 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

case "$1" in
--run)
 # Try to run requested program, and just exit if it succeeds.
 run=
 shift
 "$@" && exit 0
 ;;
esac

# If it does not exist, or fails to run (possibly an outdated version),
# try to emulate it.
case "$1" in

 -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'
 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]"
 ;;

 -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
 echo "missing 0.4 - GNU automake"
 ;;

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

 aclocal*)
 if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
 # We have it, but it failed.
 exit 1
 fi

 echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
 you modified \`acinclude.m4' or \`${configure_ac}'. You might want
 to install the \`Automake' and \`Perl' packages. Grab them from
 any GNU archive site."
 touch aclocal.m4
 ;;

 autoconf)
 if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
 # We have it, but it failed.
 exit 1
 fi

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

 autoheader)
 if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
 # We have it, but it failed.
 exit 1
 fi

 echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
 you modified \`acconfig.h' or \`${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*)
 if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
 # We have it, but it failed.
 exit 1
 fi

 echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
 you modified \`Makefile.am', \`acinclude.m4' or \`${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)
 if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
 # We have it, but it failed.
 exit 1
 fi

 echo 1>&2 "\
WARNING: \`$1' is needed, and you do not seem to have it handy on your
 system. You might have modified some files without having the
 proper tools for further handling them.
 You can get \`$1Help2man' as part of \`Autoconf' from any GNU
 archive site."

 file=`echo "$*" | sed -n 's/.*--output[ =]*\([^ ]*\).*/\1/p'`
 test -z "$file" && file=`echo "$*" | sed -n 's/.*-o[ ]*\([^ ]*\).*/\1/p'`
 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' is missing on your system. 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 [ $# -ne 1 ]; then
 eval LASTARG="\${$#}"
	case "$LASTARG" in
	*.y)
	 SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
	 if [ -f "$SRCFILE" ]; then
	 cp "$SRCFILE" y.tab.c
	 fi
	 SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
	 if [ -f "$SRCFILE" ]; then
	 cp "$SRCFILE" y.tab.h
	 fi
	 ;;
	esac
 fi
 if [ ! -f y.tab.h ]; then
	echo >y.tab.h
 fi
 if [ ! -f y.tab.c ]; then
	echo 'main() { return 0; }' >y.tab.c
 fi
 ;;

 lex|flex)
 echo 1>&2 "\
WARNING: \`$1' is missing on your system. 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 [ $# -ne 1 ]; then
 eval LASTARG="\${$#}"
	case "$LASTARG" in
	*.l)
	 SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
	 if [ -f "$SRCFILE" ]; then
	 cp "$SRCFILE" lex.yy.c
	 fi
	 ;;
	esac
 fi
 if [ ! -f lex.yy.c ]; then
	echo 'main() { return 0; }' >lex.yy.c
 fi
 ;;

 help2man)
 if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
 # We have it, but it failed.
 exit 1
 fi

 echo 1>&2 "\
WARNING: \`$1' is missing on your system. 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 's/.*-o \([^ ]*\).*/\1/p'`
 if test -z "$file"; then
	file=`echo "$*" | sed -n 's/.*--output=\([^ ]*\).*/\1/p'`
 fi
 if [ -f "$file" ]; then
	touch $file
 else
	test -z "$file" || exec >$file
	echo ".ab help2man is required to generate this page"
	exit 1
 fi
 ;;

 makeinfo)
 if test -z "$run" && (makeinfo --version) > /dev/null 2>&1; then
 # We have makeinfo, but it failed.
 exit 1
 fi

 echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
 you modified a \`.texi' or \`.texinfo' file, or any other file
 indirectly affecting the aspect of the manual. The spurious
 call might also be the consequence of using a buggy \`make' (AIX,
 DU, IRIX). You might want to install the \`Texinfo' package or
 the \`GNU make' package. Grab either from any GNU archive site."
 file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'`
 if test -z "$file"; then
 file=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
 file=`sed -n '/^@setfilename/ { s/.* \([^ ]*\) *$/\1/; p; q; }' $file`
 fi
 touch $file
 ;;

 tar)
 shift
 if test -n "$run"; then
 echo 1>&2 "ERROR: \`tar' requires --run"
 exit 1
 fi

 # 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 you do not seem to have it handy on your
 system. 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 prerequirements 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