missing
author Ozkan Sezer <sezeroz@gmail.com>
Thu, 18 Oct 2018 11:55:14 +0300
branchSDL-1.2
changeset 611 b39ee38ead19
parent 285 b3f70e3d7246
permissions -rwxr-xr-x
use less ancient versions of autofoo scripts
     1 #! /bin/sh
     2 # Common stub for a few missing GNU programs while installing.
     3 
     4 scriptversion=2012-01-06.18; # UTC
     5 
     6 # Copyright (C) 1996-2012 Free Software Foundation, Inc.
     7 # Originally 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 run=:
    33 sed_output='s/.* --output[ =]\([^ ]*\).*/\1/p'
    34 sed_minuso='s/.* -o \([^ ]*\).*/\1/p'
    35 
    36 # In the cases where this matters, 'missing' is being run in the
    37 # srcdir already.
    38 if test -f configure.ac; then
    39   configure_ac=configure.ac
    40 else
    41   configure_ac=configure.in
    42 fi
    43 
    44 msg="missing on your system"
    45 
    46 case $1 in
    47 --run)
    48   # Try to run requested program, and just exit if it succeeds.
    49   run=
    50   shift
    51   "$@" && exit 0
    52   # Exit code 63 means version mismatch.  This often happens
    53   # when the user try to use an ancient version of a tool on
    54   # a file that requires a minimum version.  In this case we
    55   # we should proceed has if the program had been absent, or
    56   # if --run hadn't been passed.
    57   if test $? = 63; then
    58     run=:
    59     msg="probably too old"
    60   fi
    61   ;;
    62 
    63   -h|--h|--he|--hel|--help)
    64     echo "\
    65 $0 [OPTION]... PROGRAM [ARGUMENT]...
    66 
    67 Handle 'PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
    68 error status if there is no known handling for PROGRAM.
    69 
    70 Options:
    71   -h, --help      display this help and exit
    72   -v, --version   output version information and exit
    73   --run           try to run the given command, and emulate it if it fails
    74 
    75 Supported PROGRAM values:
    76   aclocal      touch file 'aclocal.m4'
    77   autoconf     touch file 'configure'
    78   autoheader   touch file 'config.h.in'
    79   autom4te     touch the output file, or create a stub one
    80   automake     touch all 'Makefile.in' files
    81   bison        create 'y.tab.[ch]', if possible, from existing .[ch]
    82   flex         create 'lex.yy.c', if possible, from existing .c
    83   help2man     touch the output file
    84   lex          create 'lex.yy.c', if possible, from existing .c
    85   makeinfo     touch the output file
    86   yacc         create 'y.tab.[ch]', if possible, from existing .[ch]
    87 
    88 Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and
    89 'g' are ignored when checking the name.
    90 
    91 Send bug reports to <bug-automake@gnu.org>."
    92     exit $?
    93     ;;
    94 
    95   -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
    96     echo "missing $scriptversion (GNU Automake)"
    97     exit $?
    98     ;;
    99 
   100   -*)
   101     echo 1>&2 "$0: Unknown '$1' option"
   102     echo 1>&2 "Try '$0 --help' for more information"
   103     exit 1
   104     ;;
   105 
   106 esac
   107 
   108 # normalize program name to check for.
   109 program=`echo "$1" | sed '
   110   s/^gnu-//; t
   111   s/^gnu//; t
   112   s/^g//; t'`
   113 
   114 # Now exit if we have it, but it failed.  Also exit now if we
   115 # don't have it and --version was passed (most likely to detect
   116 # the program).  This is about non-GNU programs, so use $1 not
   117 # $program.
   118 case $1 in
   119   lex*|yacc*)
   120     # Not GNU programs, they don't have --version.
   121     ;;
   122 
   123   *)
   124     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
   125        # We have it, but it failed.
   126        exit 1
   127     elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
   128        # Could not run --version or --help.  This is probably someone
   129        # running '$TOOL --version' or '$TOOL --help' to check whether
   130        # $TOOL exists and not knowing $TOOL uses missing.
   131        exit 1
   132     fi
   133     ;;
   134 esac
   135 
   136 # If it does not exist, or fails to run (possibly an outdated version),
   137 # try to emulate it.
   138 case $program in
   139   aclocal*)
   140     echo 1>&2 "\
   141 WARNING: '$1' is $msg.  You should only need it if
   142          you modified 'acinclude.m4' or '${configure_ac}'.  You might want
   143          to install the Automake and Perl packages.  Grab them from
   144          any GNU archive site."
   145     touch aclocal.m4
   146     ;;
   147 
   148   autoconf*)
   149     echo 1>&2 "\
   150 WARNING: '$1' is $msg.  You should only need it if
   151          you modified '${configure_ac}'.  You might want to install the
   152          Autoconf and GNU m4 packages.  Grab them from any GNU
   153          archive site."
   154     touch configure
   155     ;;
   156 
   157   autoheader*)
   158     echo 1>&2 "\
   159 WARNING: '$1' is $msg.  You should only need it if
   160          you modified 'acconfig.h' or '${configure_ac}'.  You might want
   161          to install the Autoconf and GNU m4 packages.  Grab them
   162          from any GNU archive site."
   163     files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}`
   164     test -z "$files" && files="config.h"
   165     touch_files=
   166     for f in $files; do
   167       case $f in
   168       *:*) touch_files="$touch_files "`echo "$f" |
   169 				       sed -e 's/^[^:]*://' -e 's/:.*//'`;;
   170       *) touch_files="$touch_files $f.in";;
   171       esac
   172     done
   173     touch $touch_files
   174     ;;
   175 
   176   automake*)
   177     echo 1>&2 "\
   178 WARNING: '$1' is $msg.  You should only need it if
   179          you modified 'Makefile.am', 'acinclude.m4' or '${configure_ac}'.
   180          You might want to install the Automake and Perl packages.
   181          Grab them from any GNU archive site."
   182     find . -type f -name Makefile.am -print |
   183 	   sed 's/\.am$/.in/' |
   184 	   while read f; do touch "$f"; done
   185     ;;
   186 
   187   autom4te*)
   188     echo 1>&2 "\
   189 WARNING: '$1' is needed, but is $msg.
   190          You might have modified some files without having the
   191          proper tools for further handling them.
   192          You can get '$1' as part of Autoconf from any GNU
   193          archive site."
   194 
   195     file=`echo "$*" | sed -n "$sed_output"`
   196     test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
   197     if test -f "$file"; then
   198 	touch $file
   199     else
   200 	test -z "$file" || exec >$file
   201 	echo "#! /bin/sh"
   202 	echo "# Created by GNU Automake missing as a replacement of"
   203 	echo "#  $ $@"
   204 	echo "exit 0"
   205 	chmod +x $file
   206 	exit 1
   207     fi
   208     ;;
   209 
   210   bison*|yacc*)
   211     echo 1>&2 "\
   212 WARNING: '$1' $msg.  You should only need it if
   213          you modified a '.y' file.  You may need the Bison package
   214          in order for those modifications to take effect.  You can get
   215          Bison from any GNU archive site."
   216     rm -f y.tab.c y.tab.h
   217     if test $# -ne 1; then
   218         eval LASTARG=\${$#}
   219 	case $LASTARG in
   220 	*.y)
   221 	    SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
   222 	    if test -f "$SRCFILE"; then
   223 	         cp "$SRCFILE" y.tab.c
   224 	    fi
   225 	    SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
   226 	    if test -f "$SRCFILE"; then
   227 	         cp "$SRCFILE" y.tab.h
   228 	    fi
   229 	  ;;
   230 	esac
   231     fi
   232     if test ! -f y.tab.h; then
   233 	echo >y.tab.h
   234     fi
   235     if test ! -f y.tab.c; then
   236 	echo 'main() { return 0; }' >y.tab.c
   237     fi
   238     ;;
   239 
   240   lex*|flex*)
   241     echo 1>&2 "\
   242 WARNING: '$1' is $msg.  You should only need it if
   243          you modified a '.l' file.  You may need the Flex package
   244          in order for those modifications to take effect.  You can get
   245          Flex from any GNU archive site."
   246     rm -f lex.yy.c
   247     if test $# -ne 1; then
   248         eval LASTARG=\${$#}
   249 	case $LASTARG in
   250 	*.l)
   251 	    SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
   252 	    if test -f "$SRCFILE"; then
   253 	         cp "$SRCFILE" lex.yy.c
   254 	    fi
   255 	  ;;
   256 	esac
   257     fi
   258     if test ! -f lex.yy.c; then
   259 	echo 'main() { return 0; }' >lex.yy.c
   260     fi
   261     ;;
   262 
   263   help2man*)
   264     echo 1>&2 "\
   265 WARNING: '$1' is $msg.  You should only need it if
   266 	 you modified a dependency of a manual page.  You may need the
   267 	 Help2man package in order for those modifications to take
   268 	 effect.  You can get Help2man from any GNU archive site."
   269 
   270     file=`echo "$*" | sed -n "$sed_output"`
   271     test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
   272     if test -f "$file"; then
   273 	touch $file
   274     else
   275 	test -z "$file" || exec >$file
   276 	echo ".ab help2man is required to generate this page"
   277 	exit $?
   278     fi
   279     ;;
   280 
   281   makeinfo*)
   282     echo 1>&2 "\
   283 WARNING: '$1' is $msg.  You should only need it if
   284          you modified a '.texi' or '.texinfo' file, or any other file
   285          indirectly affecting the aspect of the manual.  The spurious
   286          call might also be the consequence of using a buggy 'make' (AIX,
   287          DU, IRIX).  You might want to install the Texinfo package or
   288          the GNU make package.  Grab either from any GNU archive site."
   289     # The file to touch is that specified with -o ...
   290     file=`echo "$*" | sed -n "$sed_output"`
   291     test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
   292     if test -z "$file"; then
   293       # ... or it is the one specified with @setfilename ...
   294       infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
   295       file=`sed -n '
   296 	/^@setfilename/{
   297 	  s/.* \([^ ]*\) *$/\1/
   298 	  p
   299 	  q
   300 	}' $infile`
   301       # ... or it is derived from the source name (dir/f.texi becomes f.info)
   302       test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info
   303     fi
   304     # If the file does not exist, the user really needs makeinfo;
   305     # let's fail without touching anything.
   306     test -f $file || exit 1
   307     touch $file
   308     ;;
   309 
   310   *)
   311     echo 1>&2 "\
   312 WARNING: '$1' is needed, and is $msg.
   313          You might have modified some files without having the
   314          proper tools for further handling them.  Check the 'README' file,
   315          it often tells you about the needed prerequisites for installing
   316          this package.  You may also peek at any GNU archive site, in case
   317          some other package would contain this missing '$1' program."
   318     exit 1
   319     ;;
   320 esac
   321 
   322 exit 0
   323 
   324 # Local variables:
   325 # eval: (add-hook 'write-file-hooks 'time-stamp)
   326 # time-stamp-start: "scriptversion="
   327 # time-stamp-format: "%:y-%02m-%02d.%02H"
   328 # time-stamp-time-zone: "UTC"
   329 # time-stamp-end: "; # UTC"
   330 # End: