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330 lines
9.9 KiB
330 lines
9.9 KiB
#! /bin/sh
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# Common stub for a few missing GNU programs while installing.
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scriptversion=2012-01-06.18; # UTC
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# Copyright (C) 1996-2012 Free Software Foundation, Inc.
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# Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# As a special exception to the GNU General Public License, if you
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# distribute this file as part of a program that contains a
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# configuration script generated by Autoconf, you may include it under
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# the same distribution terms that you use for the rest of that program.
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if test $# -eq 0; then
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echo 1>&2 "Try '$0 --help' for more information"
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exit 1
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fi
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run=:
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sed_output='s/.* --output[ =]\([^ ]*\).*/\1/p'
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sed_minuso='s/.* -o \([^ ]*\).*/\1/p'
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# In the cases where this matters, 'missing' is being run in the
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# srcdir already.
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if test -f configure.ac; then
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configure_ac=configure.ac
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else
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configure_ac=configure.in
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fi
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msg="missing on your system"
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case $1 in
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--run)
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# Try to run requested program, and just exit if it succeeds.
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run=
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shift
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"$@" && exit 0
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# Exit code 63 means version mismatch. This often happens
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# when the user try to use an ancient version of a tool on
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# a file that requires a minimum version. In this case we
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# we should proceed has if the program had been absent, or
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# if --run hadn't been passed.
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if test $? = 63; then
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run=:
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msg="probably too old"
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fi
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;;
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-h|--h|--he|--hel|--help)
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echo "\
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$0 [OPTION]... PROGRAM [ARGUMENT]...
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Handle 'PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
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error status if there is no known handling for PROGRAM.
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Options:
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-h, --help display this help and exit
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-v, --version output version information and exit
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--run try to run the given command, and emulate it if it fails
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Supported PROGRAM values:
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aclocal touch file 'aclocal.m4'
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autoconf touch file 'configure'
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autoheader touch file 'config.h.in'
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autom4te touch the output file, or create a stub one
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automake touch all 'Makefile.in' files
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bison create 'y.tab.[ch]', if possible, from existing .[ch]
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flex create 'lex.yy.c', if possible, from existing .c
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help2man touch the output file
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lex create 'lex.yy.c', if possible, from existing .c
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makeinfo touch the output file
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yacc create 'y.tab.[ch]', if possible, from existing .[ch]
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Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and
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'g' are ignored when checking the name.
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Send bug reports to <bug-automake@gnu.org>."
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exit $?
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;;
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-v|--v|--ve|--ver|--vers|--versi|--versio|--version)
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echo "missing $scriptversion (GNU Automake)"
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exit $?
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;;
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-*)
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echo 1>&2 "$0: Unknown '$1' option"
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echo 1>&2 "Try '$0 --help' for more information"
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exit 1
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;;
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esac
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# normalize program name to check for.
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program=`echo "$1" | sed '
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s/^gnu-//; t
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s/^gnu//; t
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s/^g//; t'`
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# Now exit if we have it, but it failed. Also exit now if we
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# don't have it and --version was passed (most likely to detect
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# the program). This is about non-GNU programs, so use $1 not
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# $program.
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case $1 in
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lex*|yacc*)
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# Not GNU programs, they don't have --version.
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;;
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*)
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if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
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# We have it, but it failed.
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exit 1
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elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
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# Could not run --version or --help. This is probably someone
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# running '$TOOL --version' or '$TOOL --help' to check whether
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# $TOOL exists and not knowing $TOOL uses missing.
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exit 1
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fi
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;;
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esac
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# If it does not exist, or fails to run (possibly an outdated version),
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# try to emulate it.
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case $program in
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aclocal*)
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echo 1>&2 "\
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WARNING: '$1' is $msg. You should only need it if
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you modified 'acinclude.m4' or '${configure_ac}'. You might want
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to install the Automake and Perl packages. Grab them from
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any GNU archive site."
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touch aclocal.m4
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;;
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autoconf*)
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echo 1>&2 "\
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WARNING: '$1' is $msg. You should only need it if
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you modified '${configure_ac}'. You might want to install the
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Autoconf and GNU m4 packages. Grab them from any GNU
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archive site."
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touch configure
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;;
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autoheader*)
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echo 1>&2 "\
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WARNING: '$1' is $msg. You should only need it if
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you modified 'acconfig.h' or '${configure_ac}'. You might want
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to install the Autoconf and GNU m4 packages. Grab them
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from any GNU archive site."
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files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}`
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test -z "$files" && files="config.h"
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touch_files=
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for f in $files; do
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case $f in
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*:*) touch_files="$touch_files "`echo "$f" |
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sed -e 's/^[^:]*://' -e 's/:.*//'`;;
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*) touch_files="$touch_files $f.in";;
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esac
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done
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touch $touch_files
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;;
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automake*)
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echo 1>&2 "\
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WARNING: '$1' is $msg. You should only need it if
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you modified 'Makefile.am', 'acinclude.m4' or '${configure_ac}'.
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You might want to install the Automake and Perl packages.
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Grab them from any GNU archive site."
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find . -type f -name Makefile.am -print |
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sed 's/\.am$/.in/' |
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while read f; do touch "$f"; done
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;;
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autom4te*)
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echo 1>&2 "\
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WARNING: '$1' is needed, but is $msg.
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You might have modified some files without having the
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proper tools for further handling them.
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You can get '$1' as part of Autoconf from any GNU
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archive site."
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file=`echo "$*" | sed -n "$sed_output"`
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test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
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if test -f "$file"; then
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touch $file
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else
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test -z "$file" || exec >$file
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echo "#! /bin/sh"
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echo "# Created by GNU Automake missing as a replacement of"
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echo "# $ $@"
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echo "exit 0"
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chmod +x $file
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exit 1
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fi
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;;
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bison*|yacc*)
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echo 1>&2 "\
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WARNING: '$1' $msg. You should only need it if
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you modified a '.y' file. You may need the Bison package
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in order for those modifications to take effect. You can get
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Bison from any GNU archive site."
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rm -f y.tab.c y.tab.h
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if test $# -ne 1; then
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eval LASTARG=\${$#}
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case $LASTARG in
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*.y)
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SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
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if test -f "$SRCFILE"; then
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cp "$SRCFILE" y.tab.c
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fi
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SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
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if test -f "$SRCFILE"; then
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cp "$SRCFILE" y.tab.h
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fi
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;;
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esac
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fi
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if test ! -f y.tab.h; then
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echo >y.tab.h
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fi
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if test ! -f y.tab.c; then
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echo 'main() { return 0; }' >y.tab.c
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fi
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;;
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lex*|flex*)
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echo 1>&2 "\
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WARNING: '$1' is $msg. You should only need it if
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you modified a '.l' file. You may need the Flex package
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in order for those modifications to take effect. You can get
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Flex from any GNU archive site."
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rm -f lex.yy.c
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if test $# -ne 1; then
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eval LASTARG=\${$#}
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case $LASTARG in
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*.l)
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SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
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if test -f "$SRCFILE"; then
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cp "$SRCFILE" lex.yy.c
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fi
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;;
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esac
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fi
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if test ! -f lex.yy.c; then
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echo 'main() { return 0; }' >lex.yy.c
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fi
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;;
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help2man*)
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echo 1>&2 "\
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WARNING: '$1' is $msg. You should only need it if
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you modified a dependency of a manual page. You may need the
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Help2man package in order for those modifications to take
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effect. You can get Help2man from any GNU archive site."
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file=`echo "$*" | sed -n "$sed_output"`
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test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
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if test -f "$file"; then
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touch $file
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else
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test -z "$file" || exec >$file
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echo ".ab help2man is required to generate this page"
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exit $?
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fi
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;;
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makeinfo*)
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echo 1>&2 "\
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WARNING: '$1' is $msg. You should only need it if
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you modified a '.texi' or '.texinfo' file, or any other file
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indirectly affecting the aspect of the manual. The spurious
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call might also be the consequence of using a buggy 'make' (AIX,
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DU, IRIX). You might want to install the Texinfo package or
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the GNU make package. Grab either from any GNU archive site."
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# The file to touch is that specified with -o ...
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file=`echo "$*" | sed -n "$sed_output"`
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test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
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if test -z "$file"; then
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# ... or it is the one specified with @setfilename ...
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infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
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file=`sed -n '
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/^@setfilename/{
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s/.* \([^ ]*\) *$/\1/
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p
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q
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}' $infile`
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# ... or it is derived from the source name (dir/f.texi becomes f.info)
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test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info
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fi
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# If the file does not exist, the user really needs makeinfo;
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# let's fail without touching anything.
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test -f $file || exit 1
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touch $file
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;;
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*)
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echo 1>&2 "\
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WARNING: '$1' is needed, and is $msg.
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You might have modified some files without having the
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proper tools for further handling them. Check the 'README' file,
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it often tells you about the needed prerequisites for installing
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this package. You may also peek at any GNU archive site, in case
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some other package would contain this missing '$1' program."
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exit 1
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;;
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esac
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exit 0
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# Local variables:
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# eval: (add-hook 'write-file-hooks 'time-stamp)
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# time-stamp-start: "scriptversion="
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# time-stamp-format: "%:y-%02m-%02d.%02H"
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# time-stamp-time-zone: "UTC"
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# time-stamp-end: "; # UTC"
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# End:
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