| 1 | #! /bin/sh
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| 2 | # Common stub for a few missing GNU programs while installing.
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| 3 |
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| 4 | scriptversion=2012-01-06.13; # UTC
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| 5 |
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| 6 | # Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005, 2006,
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| 7 | # 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
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| 8 | # Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
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| 9 |
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| 10 | # This program is free software; you can redistribute it and/or modify
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| 11 | # it under the terms of the GNU General Public License as published by
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| 12 | # the Free Software Foundation; either version 2, or (at your option)
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| 13 | # any later version.
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| 14 |
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| 15 | # This program is distributed in the hope that it will be useful,
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| 16 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | # GNU General Public License for more details.
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| 19 |
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| 20 | # You should have received a copy of the GNU General Public License
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| 21 | # along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 22 |
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| 23 | # As a special exception to the GNU General Public License, if you
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| 24 | # distribute this file as part of a program that contains a
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| 25 | # configuration script generated by Autoconf, you may include it under
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| 26 | # the same distribution terms that you use for the rest of that program.
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| 27 |
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| 28 | if test $# -eq 0; then
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| 29 | echo 1>&2 "Try \`$0 --help' for more information"
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| 30 | exit 1
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| 31 | fi
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| 32 |
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| 33 | run=:
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| 34 | sed_output='s/.* --output[ =]\([^ ]*\).*/\1/p'
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| 35 | sed_minuso='s/.* -o \([^ ]*\).*/\1/p'
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| 36 |
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| 37 | # In the cases where this matters, `missing' is being run in the
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| 38 | # srcdir already.
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| 39 | if test -f configure.ac; then
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| 40 | configure_ac=configure.ac
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| 41 | else
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| 42 | configure_ac=configure.in
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| 43 | fi
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| 44 |
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| 45 | msg="missing on your system"
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| 46 |
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| 47 | case $1 in
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| 48 | --run)
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| 49 | # Try to run requested program, and just exit if it succeeds.
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| 50 | run=
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| 51 | shift
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| 52 | "$@" && exit 0
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| 53 | # Exit code 63 means version mismatch. This often happens
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| 54 | # when the user try to use an ancient version of a tool on
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| 55 | # a file that requires a minimum version. In this case we
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| 56 | # we should proceed has if the program had been absent, or
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| 57 | # if --run hadn't been passed.
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| 58 | if test $? = 63; then
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| 59 | run=:
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| 60 | msg="probably too old"
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| 61 | fi
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| 62 | ;;
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| 63 |
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| 64 | -h|--h|--he|--hel|--help)
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| 65 | echo "\
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| 66 | $0 [OPTION]... PROGRAM [ARGUMENT]...
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| 67 |
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| 68 | Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
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| 69 | error status if there is no known handling for PROGRAM.
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| 70 |
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| 71 | Options:
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| 72 | -h, --help display this help and exit
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| 73 | -v, --version output version information and exit
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| 74 | --run try to run the given command, and emulate it if it fails
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| 75 |
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| 76 | Supported PROGRAM values:
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| 77 | aclocal touch file \`aclocal.m4'
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| 78 | autoconf touch file \`configure'
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| 79 | autoheader touch file \`config.h.in'
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| 80 | autom4te touch the output file, or create a stub one
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| 81 | automake touch all \`Makefile.in' files
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| 82 | bison create \`y.tab.[ch]', if possible, from existing .[ch]
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| 83 | flex create \`lex.yy.c', if possible, from existing .c
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| 84 | help2man touch the output file
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| 85 | lex create \`lex.yy.c', if possible, from existing .c
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| 86 | makeinfo touch the output file
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| 87 | yacc create \`y.tab.[ch]', if possible, from existing .[ch]
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| 88 |
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| 89 | Version suffixes to PROGRAM as well as the prefixes \`gnu-', \`gnu', and
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| 90 | \`g' are ignored when checking the name.
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| 91 |
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| 92 | Send bug reports to <bug-automake@gnu.org>."
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| 93 | exit $?
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| 94 | ;;
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| 95 |
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| 96 | -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
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| 97 | echo "missing $scriptversion (GNU Automake)"
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| 98 | exit $?
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| 99 | ;;
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| 100 |
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| 101 | -*)
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| 102 | echo 1>&2 "$0: Unknown \`$1' option"
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| 103 | echo 1>&2 "Try \`$0 --help' for more information"
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| 104 | exit 1
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| 105 | ;;
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| 106 |
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| 107 | esac
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| 108 |
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| 109 | # normalize program name to check for.
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| 110 | program=`echo "$1" | sed '
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| 111 | s/^gnu-//; t
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| 112 | s/^gnu//; t
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| 113 | s/^g//; t'`
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| 114 |
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| 115 | # Now exit if we have it, but it failed. Also exit now if we
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| 116 | # don't have it and --version was passed (most likely to detect
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| 117 | # the program). This is about non-GNU programs, so use $1 not
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| 118 | # $program.
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| 119 | case $1 in
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| 120 | lex*|yacc*)
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| 121 | # Not GNU programs, they don't have --version.
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| 122 | ;;
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| 123 |
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| 124 | *)
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| 125 | if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
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| 126 | # We have it, but it failed.
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| 127 | exit 1
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| 128 | elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
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| 129 | # Could not run --version or --help. This is probably someone
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| 130 | # running `$TOOL --version' or `$TOOL --help' to check whether
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| 131 | # $TOOL exists and not knowing $TOOL uses missing.
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| 132 | exit 1
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| 133 | fi
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| 134 | ;;
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| 135 | esac
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| 136 |
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| 137 | # If it does not exist, or fails to run (possibly an outdated version),
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| 138 | # try to emulate it.
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| 139 | case $program in
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| 140 | aclocal*)
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| 141 | echo 1>&2 "\
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| 142 | WARNING: \`$1' is $msg. You should only need it if
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| 143 | you modified \`acinclude.m4' or \`${configure_ac}'. You might want
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| 144 | to install the \`Automake' and \`Perl' packages. Grab them from
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| 145 | any GNU archive site."
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| 146 | touch aclocal.m4
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| 147 | ;;
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| 148 |
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| 149 | autoconf*)
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| 150 | echo 1>&2 "\
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| 151 | WARNING: \`$1' is $msg. You should only need it if
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| 152 | you modified \`${configure_ac}'. You might want to install the
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| 153 | \`Autoconf' and \`GNU m4' packages. Grab them from any GNU
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| 154 | archive site."
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| 155 | touch configure
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| 156 | ;;
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| 157 |
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| 158 | autoheader*)
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| 159 | echo 1>&2 "\
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| 160 | WARNING: \`$1' is $msg. You should only need it if
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| 161 | you modified \`acconfig.h' or \`${configure_ac}'. You might want
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| 162 | to install the \`Autoconf' and \`GNU m4' packages. Grab them
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| 163 | from any GNU archive site."
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| 164 | files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}`
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| 165 | test -z "$files" && files="config.h"
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| 166 | touch_files=
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| 167 | for f in $files; do
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| 168 | case $f in
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| 169 | *:*) touch_files="$touch_files "`echo "$f" |
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| 170 | sed -e 's/^[^:]*://' -e 's/:.*//'`;;
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| 171 | *) touch_files="$touch_files $f.in";;
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| 172 | esac
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| 173 | done
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| 174 | touch $touch_files
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| 175 | ;;
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| 176 |
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| 177 | automake*)
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| 178 | echo 1>&2 "\
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| 179 | WARNING: \`$1' is $msg. You should only need it if
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| 180 | you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.
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| 181 | You might want to install the \`Automake' and \`Perl' packages.
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| 182 | Grab them from any GNU archive site."
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| 183 | find . -type f -name Makefile.am -print |
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| 184 | sed 's/\.am$/.in/' |
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| 185 | while read f; do touch "$f"; done
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| 186 | ;;
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| 187 |
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| 188 | autom4te*)
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| 189 | echo 1>&2 "\
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| 190 | WARNING: \`$1' is needed, but is $msg.
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| 191 | You might have modified some files without having the
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| 192 | proper tools for further handling them.
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| 193 | You can get \`$1' as part of \`Autoconf' from any GNU
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| 194 | archive site."
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| 195 |
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| 196 | file=`echo "$*" | sed -n "$sed_output"`
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| 197 | test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
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| 198 | if test -f "$file"; then
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| 199 | touch $file
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| 200 | else
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| 201 | test -z "$file" || exec >$file
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| 202 | echo "#! /bin/sh"
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| 203 | echo "# Created by GNU Automake missing as a replacement of"
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| 204 | echo "# $ $@"
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| 205 | echo "exit 0"
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| 206 | chmod +x $file
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| 207 | exit 1
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| 208 | fi
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| 209 | ;;
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| 210 |
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| 211 | bison*|yacc*)
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| 212 | echo 1>&2 "\
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| 213 | WARNING: \`$1' $msg. You should only need it if
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| 214 | you modified a \`.y' file. You may need the \`Bison' package
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| 215 | in order for those modifications to take effect. You can get
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| 216 | \`Bison' from any GNU archive site."
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| 217 | rm -f y.tab.c y.tab.h
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| 218 | if test $# -ne 1; then
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| 219 | eval LASTARG=\${$#}
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| 220 | case $LASTARG in
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| 221 | *.y)
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| 222 | SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
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| 223 | if test -f "$SRCFILE"; then
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| 224 | cp "$SRCFILE" y.tab.c
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| 225 | fi
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| 226 | SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
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| 227 | if test -f "$SRCFILE"; then
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| 228 | cp "$SRCFILE" y.tab.h
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| 229 | fi
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| 230 | ;;
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| 231 | esac
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| 232 | fi
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| 233 | if test ! -f y.tab.h; then
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| 234 | echo >y.tab.h
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| 235 | fi
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| 236 | if test ! -f y.tab.c; then
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| 237 | echo 'main() { return 0; }' >y.tab.c
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| 238 | fi
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| 239 | ;;
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| 240 |
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| 241 | lex*|flex*)
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| 242 | echo 1>&2 "\
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| 243 | WARNING: \`$1' is $msg. You should only need it if
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| 244 | you modified a \`.l' file. You may need the \`Flex' package
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| 245 | in order for those modifications to take effect. You can get
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| 246 | \`Flex' from any GNU archive site."
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| 247 | rm -f lex.yy.c
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| 248 | if test $# -ne 1; then
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| 249 | eval LASTARG=\${$#}
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| 250 | case $LASTARG in
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| 251 | *.l)
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| 252 | SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
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| 253 | if test -f "$SRCFILE"; then
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| 254 | cp "$SRCFILE" lex.yy.c
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| 255 | fi
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| 256 | ;;
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| 257 | esac
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| 258 | fi
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| 259 | if test ! -f lex.yy.c; then
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| 260 | echo 'main() { return 0; }' >lex.yy.c
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| 261 | fi
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| 262 | ;;
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| 263 |
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| 264 | help2man*)
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| 265 | echo 1>&2 "\
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| 266 | WARNING: \`$1' is $msg. You should only need it if
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| 267 | you modified a dependency of a manual page. You may need the
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| 268 | \`Help2man' package in order for those modifications to take
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| 269 | effect. You can get \`Help2man' from any GNU archive site."
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| 270 |
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| 271 | file=`echo "$*" | sed -n "$sed_output"`
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| 272 | test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
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| 273 | if test -f "$file"; then
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| 274 | touch $file
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| 275 | else
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| 276 | test -z "$file" || exec >$file
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| 277 | echo ".ab help2man is required to generate this page"
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| 278 | exit $?
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| 279 | fi
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| 280 | ;;
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| 281 |
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| 282 | makeinfo*)
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| 283 | echo 1>&2 "\
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| 284 | WARNING: \`$1' is $msg. You should only need it if
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| 285 | you modified a \`.texi' or \`.texinfo' file, or any other file
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| 286 | indirectly affecting the aspect of the manual. The spurious
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| 287 | call might also be the consequence of using a buggy \`make' (AIX,
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| 288 | DU, IRIX). You might want to install the \`Texinfo' package or
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| 289 | the \`GNU make' package. Grab either from any GNU archive site."
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| 290 | # The file to touch is that specified with -o ...
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| 291 | file=`echo "$*" | sed -n "$sed_output"`
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| 292 | test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
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| 293 | if test -z "$file"; then
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| 294 | # ... or it is the one specified with @setfilename ...
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| 295 | infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
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| 296 | file=`sed -n '
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| 297 | /^@setfilename/{
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| 298 | s/.* \([^ ]*\) *$/\1/
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| 299 | p
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| 300 | q
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| 301 | }' $infile`
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| 302 | # ... or it is derived from the source name (dir/f.texi becomes f.info)
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| 303 | test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info
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| 304 | fi
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| 305 | # If the file does not exist, the user really needs makeinfo;
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| 306 | # let's fail without touching anything.
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| 307 | test -f $file || exit 1
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| 308 | touch $file
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| 309 | ;;
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| 310 |
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| 311 | *)
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| 312 | echo 1>&2 "\
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| 313 | WARNING: \`$1' is needed, and is $msg.
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| 314 | You might have modified some files without having the
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| 315 | proper tools for further handling them. Check the \`README' file,
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| 316 | it often tells you about the needed prerequisites for installing
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| 317 | this package. You may also peek at any GNU archive site, in case
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| 318 | some other package would contain this missing \`$1' program."
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| 319 | exit 1
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| 320 | ;;
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| 321 | esac
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| 322 |
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| 323 | exit 0
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| 324 |
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| 325 | # Local variables:
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| 326 | # eval: (add-hook 'write-file-hooks 'time-stamp)
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| 327 | # time-stamp-start: "scriptversion="
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| 328 | # time-stamp-format: "%:y-%02m-%02d.%02H"
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| 329 | # time-stamp-time-zone: "UTC"
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| 330 | # time-stamp-end: "; # UTC"
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| 331 | # End:
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