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Tina6/tina-libs/missing

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  1 #! /bin/sh
  2 # Common wrapper for a few potentially missing GNU programs.
  3 
  4 scriptversion=2012-06-26.16; # UTC
  5 
  6 # Copyright (C) 1996-2013 Free Software Foundation, Inc.
  7 # Originally written by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
  8 
  9 # This program is free software; you can redistribute it and/or modify
 10 # it under the terms of the GNU General Public License as published by
 11 # the Free Software Foundation; either version 2, or (at your option)
 12 # any later version.
 13 
 14 # This program is distributed in the hope that it will be useful,
 15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 17 # GNU General Public License for more details.
 18 
 19 # You should have received a copy of the GNU General Public License
 20 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 21 
 22 # As a special exception to the GNU General Public License, if you
 23 # distribute this file as part of a program that contains a
 24 # configuration script generated by Autoconf, you may include it under
 25 # the same distribution terms that you use for the rest of that program.
 26 
 27 if test $# -eq 0; then
 28   echo 1>&2 "Try '$0 --help' for more information"
 29   exit 1
 30 fi
 31 
 32 case $1 in
 33 
 34   --is-lightweight)
 35     # Used by our autoconf macros to check whether the available missing
 36     # script is modern enough.
 37     exit 0
 38     ;;
 39 
 40   --run)
 41     # Back-compat with the calling convention used by older automake.
 42     shift
 43     ;;
 44 
 45   -h|--h|--he|--hel|--help)
 46     echo "\
 47 $0 [OPTION]... PROGRAM [ARGUMENT]...
 48 
 49 Run 'PROGRAM [ARGUMENT]...', returning a proper advice when this fails due
 50 to PROGRAM being missing or too old.
 51 
 52 Options:
 53   -h, --help      display this help and exit
 54   -v, --version   output version information and exit
 55 
 56 Supported PROGRAM values:
 57   aclocal   autoconf  autoheader   autom4te  automake  makeinfo
 58   bison     yacc      flex         lex       help2man
 59 
 60 Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and
 61 'g' are ignored when checking the name.
 62 
 63 Send bug reports to <bug-automake@gnu.org>."
 64     exit $?
 65     ;;
 66 
 67   -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
 68     echo "missing $scriptversion (GNU Automake)"
 69     exit $?
 70     ;;
 71 
 72   -*)
 73     echo 1>&2 "$0: unknown '$1' option"
 74     echo 1>&2 "Try '$0 --help' for more information"
 75     exit 1
 76     ;;
 77 
 78 esac
 79 
 80 # Run the given program, remember its exit status.
 81 "$@"; st=$?
 82 
 83 # If it succeeded, we are done.
 84 test $st -eq 0 && exit 0
 85 
 86 # Also exit now if we it failed (or wasn't found), and '--version' was
 87 # passed; such an option is passed most likely to detect whether the
 88 # program is present and works.
 89 case $2 in --version|--help) exit $st;; esac
 90 
 91 # Exit code 63 means version mismatch.  This often happens when the user
 92 # tries to use an ancient version of a tool on a file that requires a
 93 # minimum version.
 94 if test $st -eq 63; then
 95   msg="probably too old"
 96 elif test $st -eq 127; then
 97   # Program was missing.
 98   msg="missing on your system"
 99 else
100   # Program was found and executed, but failed.  Give up.
101   exit $st
102 fi
103 
104 perl_URL=http://www.perl.org/
105 flex_URL=http://flex.sourceforge.net/
106 gnu_software_URL=http://www.gnu.org/software
107 
108 program_details ()
109 {
110   case $1 in
111     aclocal|automake)
112       echo "The '$1' program is part of the GNU Automake package:"
113       echo "<$gnu_software_URL/automake>"
114       echo "It also requires GNU Autoconf, GNU m4 and Perl in order to run:"
115       echo "<$gnu_software_URL/autoconf>"
116       echo "<$gnu_software_URL/m4/>"
117       echo "<$perl_URL>"
118       ;;
119     autoconf|autom4te|autoheader)
120       echo "The '$1' program is part of the GNU Autoconf package:"
121       echo "<$gnu_software_URL/autoconf/>"
122       echo "It also requires GNU m4 and Perl in order to run:"
123       echo "<$gnu_software_URL/m4/>"
124       echo "<$perl_URL>"
125       ;;
126   esac
127 }
128 
129 give_advice ()
130 {
131   # Normalize program name to check for.
132   normalized_program=`echo "$1" | sed '
133     s/^gnu-//; t
134     s/^gnu//; t
135     s/^g//; t'`
136 
137   printf '%s\n' "'$1' is $msg."
138 
139   configure_deps="'configure.ac' or m4 files included by 'configure.ac'"
140   case $normalized_program in
141     autoconf*)
142       echo "You should only need it if you modified 'configure.ac',"
143       echo "or m4 files included by it."
144       program_details 'autoconf'
145       ;;
146     autoheader*)
147       echo "You should only need it if you modified 'acconfig.h' or"
148       echo "$configure_deps."
149       program_details 'autoheader'
150       ;;
151     automake*)
152       echo "You should only need it if you modified 'Makefile.am' or"
153       echo "$configure_deps."
154       program_details 'automake'
155       ;;
156     aclocal*)
157       echo "You should only need it if you modified 'acinclude.m4' or"
158       echo "$configure_deps."
159       program_details 'aclocal'
160       ;;
161    autom4te*)
162       echo "You might have modified some maintainer files that require"
163       echo "the 'automa4te' program to be rebuilt."
164       program_details 'autom4te'
165       ;;
166     bison*|yacc*)
167       echo "You should only need it if you modified a '.y' file."
168       echo "You may want to install the GNU Bison package:"
169       echo "<$gnu_software_URL/bison/>"
170       ;;
171     lex*|flex*)
172       echo "You should only need it if you modified a '.l' file."
173       echo "You may want to install the Fast Lexical Analyzer package:"
174       echo "<$flex_URL>"
175       ;;
176     help2man*)
177       echo "You should only need it if you modified a dependency" \
178            "of a man page."
179       echo "You may want to install the GNU Help2man package:"
180       echo "<$gnu_software_URL/help2man/>"
181     ;;
182     makeinfo*)
183       echo "You should only need it if you modified a '.texi' file, or"
184       echo "any other file indirectly affecting the aspect of the manual."
185       echo "You might want to install the Texinfo package:"
186       echo "<$gnu_software_URL/texinfo/>"
187       echo "The spurious makeinfo call might also be the consequence of"
188       echo "using a buggy 'make' (AIX, DU, IRIX), in which case you might"
189       echo "want to install GNU make:"
190       echo "<$gnu_software_URL/make/>"
191       ;;
192     *)
193       echo "You might have modified some files without having the proper"
194       echo "tools for further handling them.  Check the 'README' file, it"
195       echo "often tells you about the needed prerequisites for installing"
196       echo "this package.  You may also peek at any GNU archive site, in"
197       echo "case some other package contains this missing '$1' program."
198       ;;
199   esac
200 }
201 
202 give_advice "$1" | sed -e '1s/^/WARNING: /' \
203                        -e '2,$s/^/         /' >&2
204 
205 # Propagate the correct exit status (expected to be 127 for a program
206 # not found, 63 for a program that failed due to version mismatch).
207 exit $st
208 
209 # Local variables:
210 # eval: (add-hook 'write-file-hooks 'time-stamp)
211 # time-stamp-start: "scriptversion="
212 # time-stamp-format: "%:y-%02m-%02d.%02H"
213 # time-stamp-time-zone: "UTC"
214 # time-stamp-end: "; # UTC"
215 # End:

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