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Diff for /parser3/missing between versions 1.3 and 1.5

version 1.3, 2012/06/09 13:10:29 version 1.5, 2026/09/27 13:14:20
Line 1 Line 1
 #! /bin/sh  #! /bin/sh
 # Common stub for a few missing GNU programs while installing.  # Common wrapper for a few potentially missing GNU and other programs.
   
 scriptversion=2009-04-28.21; # UTC  scriptversion=2024-06-07.14; # UTC
   
 # Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005, 2006,  # shellcheck disable=SC2006,SC2268 # we must support pre-POSIX shells
 # 2008, 2009 Free Software Foundation, Inc.  
 # Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.  # Copyright (C) 1996-2024 Free Software Foundation, Inc.
   # Originally written 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
 # it under the terms of the GNU General Public License as published by  # it under the terms of the GNU General Public License as published by
Line 18  scriptversion=2009-04-28.21; # UTC Line 19  scriptversion=2009-04-28.21; # UTC
 # GNU General Public License for more details.  # GNU General Public License for more details.
   
 # You should have received a copy of the GNU General Public License  # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.  # along with this program.  If not, see <https://www.gnu.org/licenses/>.
   
 # As a special exception to the GNU General Public License, if you  # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a  # distribute this file as part of a program that contains a
Line 26  scriptversion=2009-04-28.21; # UTC Line 27  scriptversion=2009-04-28.21; # UTC
 # the same distribution terms that you use for the rest of that program.  # the same distribution terms that you use for the rest of that program.
   
 if test $# -eq 0; then  if test $# -eq 0; then
   echo 1>&2 "Try \`$0 --help' for more information"    echo 1>&2 "Try '$0 --help' for more information"
   exit 1    exit 1
 fi  fi
   
 run=:  case $1 in
 sed_output='s/.* --output[ =]\([^ ]*\).*/\1/p'  
 sed_minuso='s/.* -o \([^ ]*\).*/\1/p'  
   
 # In the cases where this matters, `missing' is being run in the  
 # srcdir already.  
 if test -f configure.ac; then  
   configure_ac=configure.ac  
 else  
   configure_ac=configure.in  
 fi  
   
 msg="missing on your system"    --is-lightweight)
       # Used by our autoconf macros to check whether the available missing
       # script is modern enough.
       exit 0
       ;;
   
 case $1 in    --run)
 --run)      # Back-compat with the calling convention used by older automake.
   # Try to run requested program, and just exit if it succeeds.      shift
   run=      ;;
   shift  
   "$@" && 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  
   ;;  
   
   -h|--h|--he|--hel|--help)    -h|--h|--he|--hel|--help)
     echo "\      echo "\
 $0 [OPTION]... PROGRAM [ARGUMENT]...  $0 [OPTION]... PROGRAM [ARGUMENT]...
   
 Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an  Run 'PROGRAM [ARGUMENT]...', returning a proper advice when this fails due
 error status if there is no known handling for PROGRAM.  to PROGRAM being missing or too old.
   
 Options:  Options:
   -h, --help      display this help and exit    -h, --help      display this help and exit
   -v, --version   output version information and exit    -v, --version   output version information and exit
   --run           try to run the given command, and emulate it if it fails  
   
 Supported PROGRAM values:  Supported PROGRAM values:
   aclocal      touch file \`aclocal.m4'  aclocal autoconf autogen  autoheader autom4te automake autoreconf
   autoconf     touch file \`configure'  bison   flex     help2man lex        makeinfo perl     yacc
   autoheader   touch file \`config.h.in'  
   autom4te     touch the output file, or create a stub one  
   automake     touch all \`Makefile.in' files  
   bison        create \`y.tab.[ch]', if possible, from existing .[ch]  
   flex         create \`lex.yy.c', if possible, from existing .c  
   help2man     touch the output file  
   lex          create \`lex.yy.c', if possible, from existing .c  
   makeinfo     touch the output file  
   tar          try tar, gnutar, gtar, then tar without non-portable flags  
   yacc         create \`y.tab.[ch]', if possible, from existing .[ch]  
   
 Version suffixes to PROGRAM as well as the prefixes \`gnu-', \`gnu', and  Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and
 \`g' are ignored when checking the name.  'g' are ignored when checking the name.
   
 Send bug reports to <bug-automake@gnu.org>."  Report bugs to <bug-automake@gnu.org>.
   GNU Automake home page: <https://www.gnu.org/software/automake/>.
   General help using GNU software: <https://www.gnu.org/gethelp/>."
     exit $?      exit $?
     ;;      ;;
   
   -v|--v|--ve|--ver|--vers|--versi|--versio|--version)    -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
     echo "missing $scriptversion (GNU Automake)"      echo "missing (GNU Automake) $scriptversion"
     exit $?      exit $?
     ;;      ;;
   
   -*)    -*)
     echo 1>&2 "$0: Unknown \`$1' option"      echo 1>&2 "$0: unknown '$1' option"
     echo 1>&2 "Try \`$0 --help' for more information"      echo 1>&2 "Try '$0 --help' for more information"
     exit 1      exit 1
     ;;      ;;
   
 esac  esac
   
 # normalize program name to check for.  # Run the given program, remember its exit status.
 program=`echo "$1" | sed '  "$@"; st=$?
   s/^gnu-//; t  
   s/^gnu//; t  
   s/^g//; t'`  
   
 # 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).  This is about non-GNU programs, so use $1 not  
 # $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  
        # We have it, but it failed.  
        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  
     ;;  
 esac  
   
 # If it does not exist, or fails to run (possibly an outdated version),  
 # try to emulate it.  
 case $program in  
   aclocal*)  
     echo 1>&2 "\  
 WARNING: \`$1' is $msg.  You should only need it if  
          you modified \`acinclude.m4' or \`${configure_ac}'.  You might want  
          to install the \`Automake' and \`Perl' packages.  Grab them from  
          any GNU archive site."  
     touch aclocal.m4  
     ;;  
   
   autoconf*)  
     echo 1>&2 "\  
 WARNING: \`$1' is $msg.  You should only need it if  
          you modified \`${configure_ac}'.  You might want to install the  
          \`Autoconf' and \`GNU m4' packages.  Grab them from any GNU  
          archive site."  
     touch configure  
     ;;  
   
   autoheader*)  
     echo 1>&2 "\  
 WARNING: \`$1' is $msg.  You should only need it if  
          you modified \`acconfig.h' or \`${configure_ac}'.  You might want  
          to install the \`Autoconf' and \`GNU m4' packages.  Grab them  
          from any GNU archive site."  
     files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}`  
     test -z "$files" && files="config.h"  
     touch_files=  
     for f in $files; do  
       case $f in  
       *:*) touch_files="$touch_files "`echo "$f" |  
                                        sed -e 's/^[^:]*://' -e 's/:.*//'`;;  
       *) touch_files="$touch_files $f.in";;  
       esac  
     done  
     touch $touch_files  
     ;;  
   
   automake*)  
     echo 1>&2 "\  
 WARNING: \`$1' is $msg.  You should only need it if  
          you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.  
          You might want to install the \`Automake' and \`Perl' packages.  
          Grab them from any GNU archive site."  
     find . -type f -name Makefile.am -print |  
            sed 's/\.am$/.in/' |  
            while read f; do touch "$f"; done  
     ;;  
   
   autom4te*)  
     echo 1>&2 "\  
 WARNING: \`$1' is needed, but is $msg.  
          You might have modified some files without having the  
          proper tools for further handling them.  
          You can get \`$1' as part of \`Autoconf' from any GNU  
          archive site."  
   
     file=`echo "$*" | sed -n "$sed_output"`  
     test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`  
     if test -f "$file"; then  
         touch $file  
     else  
         test -z "$file" || exec >$file  
         echo "#! /bin/sh"  
         echo "# Created by GNU Automake missing as a replacement of"  
         echo "#  $ $@"  
         echo "exit 0"  
         chmod +x $file  
         exit 1  
     fi  
     ;;  
   
   bison*|yacc*)  
     echo 1>&2 "\  
 WARNING: \`$1' $msg.  You should only need it if  
          you modified a \`.y' file.  You may need the \`Bison' package  
          in order for those modifications to take effect.  You can get  
          \`Bison' from any GNU archive site."  
     rm -f y.tab.c y.tab.h  
     if test $# -ne 1; then  
         eval LASTARG="\${$#}"  
         case $LASTARG in  
         *.y)  
             SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`  
             if test -f "$SRCFILE"; then  
                  cp "$SRCFILE" y.tab.c  
             fi  
             SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`  
             if test -f "$SRCFILE"; then  
                  cp "$SRCFILE" y.tab.h  
             fi  
           ;;  
         esac  
     fi  
     if test ! -f y.tab.h; then  
         echo >y.tab.h  
     fi  
     if test ! -f y.tab.c; then  
         echo 'main() { return 0; }' >y.tab.c  
     fi  
     ;;  
   
   lex*|flex*)  # If it succeeded, we are done.
     echo 1>&2 "\  test $st -eq 0 && exit 0
 WARNING: \`$1' is $msg.  You should only need it if  
          you modified a \`.l' file.  You may need the \`Flex' package  
          in order for those modifications to take effect.  You can get  
          \`Flex' from any GNU archive site."  
     rm -f lex.yy.c  
     if test $# -ne 1; then  
         eval LASTARG="\${$#}"  
         case $LASTARG in  
         *.l)  
             SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`  
             if test -f "$SRCFILE"; then  
                  cp "$SRCFILE" lex.yy.c  
             fi  
           ;;  
         esac  
     fi  
     if test ! -f lex.yy.c; then  
         echo 'main() { return 0; }' >lex.yy.c  
     fi  
     ;;  
   
   help2man*)  
     echo 1>&2 "\  
 WARNING: \`$1' is $msg.  You should only need it if  
          you modified a dependency of a manual page.  You may need the  
          \`Help2man' package in order for those modifications to take  
          effect.  You can get \`Help2man' from any GNU archive site."  
   
     file=`echo "$*" | sed -n "$sed_output"`  
     test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`  
     if test -f "$file"; then  
         touch $file  
     else  
         test -z "$file" || exec >$file  
         echo ".ab help2man is required to generate this page"  
         exit $?  
     fi  
     ;;  
   
   makeinfo*)  
     echo 1>&2 "\  
 WARNING: \`$1' is $msg.  You should only need it if  
          you modified a \`.texi' or \`.texinfo' file, or any other file  
          indirectly affecting the aspect of the manual.  The spurious  
          call might also be the consequence of using a buggy \`make' (AIX,  
          DU, IRIX).  You might want to install the \`Texinfo' package or  
          the \`GNU make' package.  Grab either from any GNU archive site."  
     # The file to touch is that specified with -o ...  
     file=`echo "$*" | sed -n "$sed_output"`  
     test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`  
     if test -z "$file"; then  
       # ... or it is the one specified with @setfilename ...  
       infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`  
       file=`sed -n '  
         /^@setfilename/{  
           s/.* \([^ ]*\) *$/\1/  
           p  
           q  
         }' $infile`  
       # ... or it is derived from the source name (dir/f.texi becomes f.info)  
       test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info  
     fi  
     # If the file does not exist, the user really needs makeinfo;  
     # let's fail without touching anything.  
     test -f $file || exit 1  
     touch $file  
     ;;  
   
   tar*)  # Also exit now if we it failed (or wasn't found), and '--version' was
     shift  # passed; such an option is passed most likely to detect whether the
   # program is present and works.
     # We have already tried tar in the generic part.  case $2 in --version|--help) exit $st;; esac
     # Look for gnutar/gtar before invocation to avoid ugly error  
     # messages.  # Exit code 63 means version mismatch.  This often happens when the user
     if (gnutar --version > /dev/null 2>&1); then  # tries to use an ancient version of a tool on a file that requires a
        gnutar "$@" && exit 0  # minimum version.
     fi  if test $st -eq 63; then
     if (gtar --version > /dev/null 2>&1); then    msg="probably too old"
        gtar "$@" && exit 0  elif test $st -eq 127; then
     fi    # Program was missing.
     firstarg="$1"    msg="missing on your system"
     if shift; then  else
         case $firstarg in    # Program was found and executed, but failed.  Give up.
         *o*)    exit $st
             firstarg=`echo "$firstarg" | sed s/o//`  fi
             tar "$firstarg" "$@" && exit 0  
             ;;  
         esac  
         case $firstarg in  
         *h*)  
             firstarg=`echo "$firstarg" | sed s/h//`  
             tar "$firstarg" "$@" && exit 0  
             ;;  
         esac  
     fi  
   
     echo 1>&2 "\  
 WARNING: I can't seem to be able to run \`tar' with the given arguments.  
          You may want to install GNU tar or Free paxutils, or check the  
          command line arguments."  
     exit 1  
     ;;  
   
   *)  
     echo 1>&2 "\  
 WARNING: \`$1' is needed, and is $msg.  
          You might have modified some files without having the  
          proper tools for further handling them.  Check the \`README' file,  
          it often tells you about the needed prerequisites for installing  
          this package.  You may also peek at any GNU archive site, in case  
          some other package would contain this missing \`$1' program."  
     exit 1  
     ;;  
 esac  
   
 exit 0  perl_URL=https://www.perl.org/
   flex_URL=https://github.com/westes/flex
   gnu_software_URL=https://www.gnu.org/software
   
   program_details ()
   {
     case $1 in
       aclocal|automake|autoreconf)
         echo "The '$1' program is part of the GNU Automake package:"
         echo "<$gnu_software_URL/automake>"
         echo "It also requires GNU Autoconf, GNU m4 and Perl in order to run:"
         echo "<$gnu_software_URL/autoconf>"
         echo "<$gnu_software_URL/m4/>"
         echo "<$perl_URL>"
         ;;
       autoconf|autom4te|autoheader)
         echo "The '$1' program is part of the GNU Autoconf package:"
         echo "<$gnu_software_URL/autoconf/>"
         echo "It also requires GNU m4 and Perl in order to run:"
         echo "<$gnu_software_URL/m4/>"
         echo "<$perl_URL>"
         ;;
       *)
         :
         ;;
     esac
   }
   
   give_advice ()
   {
     # Normalize program name to check for.
     normalized_program=`echo "$1" | sed '
       s/^gnu-//; t
       s/^gnu//; t
       s/^g//; t'`
   
     printf '%s\n' "'$1' is $msg."
   
     configure_deps="'configure.ac' or m4 files included by 'configure.ac'"
     autoheader_deps="'acconfig.h'"
     automake_deps="'Makefile.am'"
     aclocal_deps="'acinclude.m4'"
     case $normalized_program in
       aclocal*)
         echo "You should only need it if you modified $aclocal_deps or"
         echo "$configure_deps."
         ;;
       autoconf*)
         echo "You should only need it if you modified $configure_deps."
         ;;
       autogen*)
         echo "You should only need it if you modified a '.def' or '.tpl' file."
         echo "You may want to install the GNU AutoGen package:"
         echo "<$gnu_software_URL/autogen/>"
         ;;
       autoheader*)
         echo "You should only need it if you modified $autoheader_deps or"
         echo "$configure_deps."
         ;;
       automake*)
         echo "You should only need it if you modified $automake_deps or"
         echo "$configure_deps."
         ;;
       autom4te*)
         echo "You might have modified some maintainer files that require"
         echo "the 'autom4te' program to be rebuilt."
         ;;
       autoreconf*)
         echo "You should only need it if you modified $aclocal_deps or"
         echo "$automake_deps or $autoheader_deps or $automake_deps or"
         echo "$configure_deps."
         ;;
       bison*|yacc*)
         echo "You should only need it if you modified a '.y' file."
         echo "You may want to install the GNU Bison package:"
         echo "<$gnu_software_URL/bison/>"
         ;;
       help2man*)
         echo "You should only need it if you modified a dependency" \
              "of a man page."
         echo "You may want to install the GNU Help2man package:"
         echo "<$gnu_software_URL/help2man/>"
       ;;
       lex*|flex*)
         echo "You should only need it if you modified a '.l' file."
         echo "You may want to install the Fast Lexical Analyzer package:"
         echo "<$flex_URL>"
         ;;
       makeinfo*)
         echo "You should only need it if you modified a '.texi' file, or"
         echo "any other file indirectly affecting the aspect of the manual."
         echo "You might want to install the Texinfo package:"
         echo "<$gnu_software_URL/texinfo/>"
         echo "The spurious makeinfo call might also be the consequence of"
         echo "using a buggy 'make' (AIX, DU, IRIX), in which case you might"
         echo "want to install GNU make:"
         echo "<$gnu_software_URL/make/>"
         ;;
       perl*)
         echo "You should only need it to run GNU Autoconf, GNU Automake, "
         echo "  assorted other tools, or if you modified a Perl source file."
         echo "You may want to install the Perl 5 language interpreter:"
         echo "<$perl_URL>"
         ;;
       *)
         echo "You might have modified some files without having the proper"
         echo "tools for further handling them.  Check the 'README' file, it"
         echo "often tells you about the needed prerequisites for installing"
         echo "this package.  You may also peek at any GNU archive site, in"
         echo "case some other package contains this missing '$1' program."
         ;;
     esac
     program_details "$normalized_program"
   }
   
   give_advice "$1" | sed -e '1s/^/WARNING: /' \
                          -e '2,$s/^/         /' >&2
   
   # Propagate the correct exit status (expected to be 127 for a program
   # not found, 63 for a program that failed due to version mismatch).
   exit $st
   
 # Local variables:  # Local variables:
 # eval: (add-hook 'write-file-hooks 'time-stamp)  # eval: (add-hook 'before-save-hook 'time-stamp)
 # time-stamp-start: "scriptversion="  # time-stamp-start: "scriptversion="
 # time-stamp-format: "%:y-%02m-%02d.%02H"  # time-stamp-format: "%:y-%02m-%02d.%02H"
 # time-stamp-time-zone: "UTC"  # time-stamp-time-zone: "UTC0"
 # time-stamp-end: "; # UTC"  # time-stamp-end: "; # UTC"
 # End:  # End:
Removed from v.1.3  
changed lines
  Added in v.1.5

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