Difference for utils/missing from version 1.1 to 1.2

version 1.1 version 1.2
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 #! /bin/sh  #! /bin/sh
 # Common stub for a few missing GNU programs while installing.  # Common stub for a few missing GNU programs while installing.
 # Copyright (C) 1996, 1997, 1999, 2000, 2002 Free Software Foundation, Inc.  
   scriptversion=2004-09-07.08
   
   # Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004
   #   Free Software Foundation, Inc.
 # Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.  # Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
   
 # This program is free software; you can redistribute it and/or modify  # This program is free software; you can redistribute it and/or modify
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   configure_ac=configure.in    configure_ac=configure.in
 fi  fi
   
   msg="missing on your system"
   
 case "$1" in  case "$1" in
 --run)  --run)
   # Try to run requested program, and just exit if it succeeds.    # Try to run requested program, and just exit if it succeeds.
   run=    run=
   shift    shift
   "$@" && exit 0    "$@" && exit 0
     # Exit code 63 means version mismatch.  This often happens
     # when the user try to use an ancient version of a tool on
     # a file that requires a minimum version.  In this case we
     # we should proceed has if the program had been absent, or
     # if --run hadn't been passed.
     if test $? = 63; then
       run=:
       msg="probably too old"
     fi
   ;;    ;;
 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 # If it does not exist, or fails to run (possibly an outdated version),  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)    -h|--h|--he|--hel|--help)
     echo "\      echo "\
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   lex          create \`lex.yy.c', if possible, from existing .c    lex          create \`lex.yy.c', if possible, from existing .c
   makeinfo     touch the output file    makeinfo     touch the output file
   tar          try tar, gnutar, gtar, then tar without non-portable flags    tar          try tar, gnutar, gtar, then tar without non-portable flags
   yacc         create \`y.tab.[ch]', if possible, from existing .[ch]"    yacc         create \`y.tab.[ch]', if possible, from existing .[ch]
   
   Send bug reports to <bug-automake@gnu.org>."
       exit 0
     ;;      ;;
   
   -v|--v|--ve|--ver|--vers|--versi|--versio|--version)    -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
     echo "missing 0.4 - GNU automake"      echo "missing $scriptversion (GNU Automake)"
       exit 0
     ;;      ;;
   
   -*)    -*)
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     exit 1      exit 1
     ;;      ;;
   
   aclocal*)  esac
   
   # Now exit if we have it, but it failed.  Also exit now if we
   # don't have it and --version was passed (most likely to detect
   # the program).
   case "$1" in
     lex|yacc)
       # Not GNU programs, they don't have --version.
       ;;
   
     tar)
       if test -n "$run"; then
          echo 1>&2 "ERROR: \`tar' requires --run"
          exit 1
       elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
          exit 1
       fi
       ;;
   
     *)
     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then      if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
        # We have it, but it failed.         # We have it, but it failed.
        exit 1         exit 1
       elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
          # Could not run --version or --help.  This is probably someone
          # running `$TOOL --version' or `$TOOL --help' to check whether
          # $TOOL exists and not knowing $TOOL uses missing.
          exit 1
     fi      fi
       ;;
   esac
   
   # If it does not exist, or fails to run (possibly an outdated version),
   # try to emulate it.
   case "$1" in
     aclocal*)
     echo 1>&2 "\      echo 1>&2 "\
 WARNING: \`$1' is missing on your system.  You should only need it if  WARNING: \`$1' is $msg.  You should only need it if
          you modified \`acinclude.m4' or \`${configure_ac}'.  You might want           you modified \`acinclude.m4' or \`${configure_ac}'.  You might want
          to install the \`Automake' and \`Perl' packages.  Grab them from           to install the \`Automake' and \`Perl' packages.  Grab them from
          any GNU archive site."           any GNU archive site."
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     ;;      ;;
   
   autoconf)    autoconf)
     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then  
        # We have it, but it failed.  
        exit 1  
     fi  
   
     echo 1>&2 "\      echo 1>&2 "\
 WARNING: \`$1' is missing on your system.  You should only need it if  WARNING: \`$1' is $msg.  You should only need it if
          you modified \`${configure_ac}'.  You might want to install the           you modified \`${configure_ac}'.  You might want to install the
          \`Autoconf' and \`GNU m4' packages.  Grab them from any GNU           \`Autoconf' and \`GNU m4' packages.  Grab them from any GNU
          archive site."           archive site."
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     ;;      ;;
   
   autoheader)    autoheader)
     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then  
        # We have it, but it failed.  
        exit 1  
     fi  
   
     echo 1>&2 "\      echo 1>&2 "\
 WARNING: \`$1' is missing on your system.  You should only need it if  WARNING: \`$1' is $msg.  You should only need it if
          you modified \`acconfig.h' or \`${configure_ac}'.  You might want           you modified \`acconfig.h' or \`${configure_ac}'.  You might want
          to install the \`Autoconf' and \`GNU m4' packages.  Grab them           to install the \`Autoconf' and \`GNU m4' packages.  Grab them
          from any GNU archive site."           from any GNU archive site."
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     ;;      ;;
   
   automake*)    automake*)
     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then  
        # We have it, but it failed.  
        exit 1  
     fi  
   
     echo 1>&2 "\      echo 1>&2 "\
 WARNING: \`$1' is missing on your system.  You should only need it if  WARNING: \`$1' is $msg.  You should only need it if
          you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.           you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.
          You might want to install the \`Automake' and \`Perl' packages.           You might want to install the \`Automake' and \`Perl' packages.
          Grab them from any GNU archive site."           Grab them from any GNU archive site."
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     ;;      ;;
   
   autom4te)    autom4te)
     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then  
        # We have it, but it failed.  
        exit 1  
     fi  
   
     echo 1>&2 "\      echo 1>&2 "\
 WARNING: \`$1' is needed, and you do not seem to have it handy on your  WARNING: \`$1' is needed, but is $msg.
          system.  You might have modified some files without having the           You might have modified some files without having the
          proper tools for further handling them.           proper tools for further handling them.
          You can get \`$1Help2man' as part of \`Autoconf' from any GNU           You can get \`$1' as part of \`Autoconf' from any GNU
          archive site."           archive site."
   
     file=`echo "$*" | sed -n 's/.*--output[ =]*\([^ ]*\).*/\1/p'`      file=`echo "$*" | sed -n 's/.*--output[ =]*\([^ ]*\).*/\1/p'`
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   bison|yacc)    bison|yacc)
     echo 1>&2 "\      echo 1>&2 "\
 WARNING: \`$1' is missing on your system.  You should only need it if  WARNING: \`$1' $msg.  You should only need it if
          you modified a \`.y' file.  You may need the \`Bison' package           you modified a \`.y' file.  You may need the \`Bison' package
          in order for those modifications to take effect.  You can get           in order for those modifications to take effect.  You can get
          \`Bison' from any GNU archive site."           \`Bison' from any GNU archive site."
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   lex|flex)    lex|flex)
     echo 1>&2 "\      echo 1>&2 "\
 WARNING: \`$1' is missing on your system.  You should only need it if  WARNING: \`$1' is $msg.  You should only need it if
          you modified a \`.l' file.  You may need the \`Flex' package           you modified a \`.l' file.  You may need the \`Flex' package
          in order for those modifications to take effect.  You can get           in order for those modifications to take effect.  You can get
          \`Flex' from any GNU archive site."           \`Flex' from any GNU archive site."
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     ;;      ;;
   
   help2man)    help2man)
     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then  
        # We have it, but it failed.  
        exit 1  
     fi  
   
     echo 1>&2 "\      echo 1>&2 "\
 WARNING: \`$1' is missing on your system.  You should only need it if  WARNING: \`$1' is $msg.  You should only need it if
  you modified a dependency of a manual page.  You may need the   you modified a dependency of a manual page.  You may need the
  \`Help2man' package in order for those modifications to take   \`Help2man' package in order for those modifications to take
  effect.  You can get \`Help2man' from any GNU archive site."   effect.  You can get \`Help2man' from any GNU archive site."
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     ;;      ;;
   
   makeinfo)    makeinfo)
     if test -z "$run" && (makeinfo --version) > /dev/null 2>&1; then  
        # We have makeinfo, but it failed.  
        exit 1  
     fi  
   
     echo 1>&2 "\      echo 1>&2 "\
 WARNING: \`$1' is missing on your system.  You should only need it if  WARNING: \`$1' is $msg.  You should only need it if
          you modified a \`.texi' or \`.texinfo' file, or any other file           you modified a \`.texi' or \`.texinfo' file, or any other file
          indirectly affecting the aspect of the manual.  The spurious           indirectly affecting the aspect of the manual.  The spurious
          call might also be the consequence of using a buggy \`make' (AIX,           call might also be the consequence of using a buggy \`make' (AIX,
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   tar)    tar)
     shift      shift
     if test -n "$run"; then  
       echo 1>&2 "ERROR: \`tar' requires --run"  
       exit 1  
     fi  
   
     # We have already tried tar in the generic part.      # We have already tried tar in the generic part.
     # Look for gnutar/gtar before invocation to avoid ugly error      # Look for gnutar/gtar before invocation to avoid ugly error
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   *)    *)
     echo 1>&2 "\      echo 1>&2 "\
 WARNING: \`$1' is needed, and you do not seem to have it handy on your  WARNING: \`$1' is needed, and is $msg.
          system.  You might have modified some files without having the           You might have modified some files without having the
          proper tools for further handling them.  Check the \`README' file,           proper tools for further handling them.  Check the \`README' file,
          it often tells you about the needed prerequirements for installing           it often tells you about the needed prerequisites for installing
          this package.  You may also peek at any GNU archive site, in case           this package.  You may also peek at any GNU archive site, in case
          some other package would contain this missing \`$1' program."           some other package would contain this missing \`$1' program."
     exit 1      exit 1
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 esac  esac
   
 exit 0  exit 0
   
   # Local variables:
   # eval: (add-hook 'write-file-hooks 'time-stamp)
   # time-stamp-start: "scriptversion="
   # time-stamp-format: "%:y-%02m-%02d.%02H"
   # time-stamp-end: "$"
   # End:

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