missing

   1 #! /bin/sh
   2 # Common stub for a few missing GNU programs while installing.
   3 # Copyright 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
   4 # Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
   5
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2, or (at your option)
   9 # any later version.
  10
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  19 # 02111-1307, USA.
  20
  21 # As a special exception to the GNU General Public License, if you
  22 # distribute this file as part of a program that contains a
  23 # configuration script generated by Autoconf, you may include it under
  24 # the same distribution terms that you use for the rest of that program.
  25
  26 if test $# -eq 0; then
  27   echo 1>&2 "Try \`$0 --help' for more information"
  28   exit 1
  29 fi
  30
  31 run=:
  32
  33 # In the cases where this matters, `missing' is being run in the
  34 # srcdir already.
  35 if test -f configure.ac; then
  36   configure_ac=configure.ac
  37 else
  38   configure_ac=configure.in
  39 fi
  40
  41 case "$1" in
  42 --run)
  43   # Try to run requested program, and just exit if it succeeds.
  44   run=
  45   shift
  46   "$@" && exit 0
  47   ;;
  48 esac
  49
  50 # If it does not exist, or fails to run (possibly an outdated version),
  51 # try to emulate it.
  52 case "$1" in
  53
  54   -h|--h|--he|--hel|--help)
  55     echo "\
  56 $0 [OPTION]... PROGRAM [ARGUMENT]...
  57
  58 Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
  59 error status if there is no known handling for PROGRAM.
  60
  61 Options:
  62   -h, --help      display this help and exit
  63   -v, --version   output version information and exit
  64   --run           try to run the given command, and emulate it if it fails
  65
  66 Supported PROGRAM values:
  67   aclocal      touch file \`aclocal.m4'
  68   autoconf     touch file \`configure'
  69   autoheader   touch file \`config.h.in'
  70   automake     touch all \`Makefile.in' files
  71   bison        create \`y.tab.[ch]', if possible, from existing .[ch]
  72   flex         create \`lex.yy.c', if possible, from existing .c
  73   help2man     touch the output file
  74   lex          create \`lex.yy.c', if possible, from existing .c
  75   makeinfo     touch the output file
  76   tar          try tar, gnutar, gtar, then tar without non-portable flags
  77   yacc         create \`y.tab.[ch]', if possible, from existing .[ch]"
  78     ;;
  79
  80   -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
  81     echo "missing 0.3 - GNU automake"
  82     ;;
  83
  84   -*)
  85     echo 1>&2 "$0: Unknown \`$1' option"
  86     echo 1>&2 "Try \`$0 --help' for more information"
  87     exit 1
  88     ;;
  89
  90   aclocal)
  91     echo 1>&2 "\
  92 WARNING: \`$1' is missing on your system.  You should only need it if
  93          you modified \`acinclude.m4' or \`${configure_ac}'.  You might want
  94          to install the \`Automake' and \`Perl' packages.  Grab them from
  95          any GNU archive site."
  96     touch aclocal.m4
  97     ;;
  98
  99   autoconf)
 100     echo 1>&2 "\
 101 WARNING: \`$1' is missing on your system.  You should only need it if
 102          you modified \`${configure_ac}'.  You might want to install the
 103          \`Autoconf' and \`GNU m4' packages.  Grab them from any GNU
 104          archive site."
 105     touch configure
 106     ;;
 107
 108   autoheader)
 109     echo 1>&2 "\
 110 WARNING: \`$1' is missing on your system.  You should only need it if
 111          you modified \`acconfig.h' or \`${configure_ac}'.  You might want
 112          to install the \`Autoconf' and \`GNU m4' packages.  Grab them
 113          from any GNU archive site."
 114     files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}`
 115     test -z "$files" && files="config.h"
 116     touch_files=
 117     for f in $files; do
 118       case "$f" in
 119       *:*) touch_files="$touch_files "`echo "$f" |
 120                                        sed -e 's/^[^:]*://' -e 's/:.*//'`;;
 121       *) touch_files="$touch_files $f.in";;
 122       esac
 123     done
 124     touch $touch_files
 125     ;;
 126
 127   automake)
 128     echo 1>&2 "\
 129 WARNING: \`$1' is missing on your system.  You should only need it if
 130          you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.
 131          You might want to install the \`Automake' and \`Perl' packages.
 132          Grab them from any GNU archive site."
 133     find . -type f -name Makefile.am -print |
 134            sed 's/\.am$/.in/' |
 135            while read f; do touch "$f"; done
 136     ;;
 137
 138   bison|yacc)
 139     echo 1>&2 "\
 140 WARNING: \`$1' is missing on your system.  You should only need it if
 141          you modified a \`.y' file.  You may need the \`Bison' package
 142          in order for those modifications to take effect.  You can get
 143          \`Bison' from any GNU archive site."
 144     rm -f y.tab.c y.tab.h
 145     if [ $# -ne 1 ]; then
 146         eval LASTARG="\${$#}"
 147         case "$LASTARG" in
 148         *.y)
 149             SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
 150             if [ -f "$SRCFILE" ]; then
 151                  cp "$SRCFILE" y.tab.c
 152             fi
 153             SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
 154             if [ -f "$SRCFILE" ]; then
 155                  cp "$SRCFILE" y.tab.h
 156             fi
 157           ;;
 158         esac
 159     fi
 160     if [ ! -f y.tab.h ]; then
 161         echo >y.tab.h
 162     fi
 163     if [ ! -f y.tab.c ]; then
 164         echo 'main() { return 0; }' >y.tab.c
 165     fi
 166     ;;
 167
 168   lex|flex)
 169     echo 1>&2 "\
 170 WARNING: \`$1' is missing on your system.  You should only need it if
 171          you modified a \`.l' file.  You may need the \`Flex' package
 172          in order for those modifications to take effect.  You can get
 173          \`Flex' from any GNU archive site."
 174     rm -f lex.yy.c
 175     if [ $# -ne 1 ]; then
 176         eval LASTARG="\${$#}"
 177         case "$LASTARG" in
 178         *.l)
 179             SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
 180             if [ -f "$SRCFILE" ]; then
 181                  cp "$SRCFILE" lex.yy.c
 182             fi
 183           ;;
 184         esac
 185     fi
 186     if [ ! -f lex.yy.c ]; then
 187         echo 'main() { return 0; }' >lex.yy.c
 188     fi
 189     ;;
 190
 191   help2man)
 192     echo 1>&2 "\
 193 WARNING: \`$1' is missing on your system.  You should only need it if
 194          you modified a dependency of a manual page.  You may need the
 195          \`Help2man' package in order for those modifications to take
 196          effect.  You can get \`Help2man' from any GNU archive site."
 197
 198     file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'`
 199     if test -z "$file"; then
 200         file=`echo "$*" | sed -n 's/.*--output=\([^ ]*\).*/\1/p'`
 201     fi
 202     if [ -f "$file" ]; then
 203         touch $file
 204     else
 205         test -z "$file" || exec >$file
 206         echo ".ab help2man is required to generate this page"
 207         exit 1
 208     fi
 209     ;;
 210
 211   makeinfo)
 212     if test -z "$run" && (makeinfo --version > /dev/null 2>&1); then
 213        # We have makeinfo, but it failed.
 214        exit 1
 215     fi
 216
 217     echo 1>&2 "\
 218 WARNING: \`$1' is missing on your system.  You should only need it if
 219          you modified a \`.texi' or \`.texinfo' file, or any other file
 220          indirectly affecting the aspect of the manual.  The spurious
 221          call might also be the consequence of using a buggy \`make' (AIX,
 222          DU, IRIX).  You might want to install the \`Texinfo' package or
 223          the \`GNU make' package.  Grab either from any GNU archive site."
 224     file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'`
 225     if test -z "$file"; then
 226       file=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
 227       file=`sed -n '/^@setfilename/ { s/.* \([^ ]*\) *$/\1/; p; q; }' $file`
 228     fi
 229     touch $file
 230     ;;
 231
 232   tar)
 233     shift
 234     if test -n "$run"; then
 235       echo 1>&2 "ERROR: \`tar' requires --run"
 236       exit 1
 237     fi
 238
 239     # We have already tried tar in the generic part.
 240     # Look for gnutar/gtar before invocation to avoid ugly error
 241     # messages.
 242     if (gnutar --version > /dev/null 2>&1); then
 243        gnutar ${1+"$@"} && exit 0
 244     fi
 245     if (gtar --version > /dev/null 2>&1); then
 246        gtar ${1+"$@"} && exit 0
 247     fi
 248     firstarg="$1"
 249     if shift; then
 250         case "$firstarg" in
 251         *o*)
 252             firstarg=`echo "$firstarg" | sed s/o//`
 253             tar "$firstarg" ${1+"$@"} && exit 0
 254             ;;
 255         esac
 256         case "$firstarg" in
 257         *h*)
 258             firstarg=`echo "$firstarg" | sed s/h//`
 259             tar "$firstarg" ${1+"$@"} && exit 0
 260             ;;
 261         esac
 262     fi
 263
 264     echo 1>&2 "\
 265 WARNING: I can't seem to be able to run \`tar' with the given arguments.
 266          You may want to install GNU tar or Free paxutils, or check the
 267          command line arguments."
 268     exit 1
 269     ;;
 270
 271   *)
 272     echo 1>&2 "\
 273 WARNING: \`$1' is needed, and you do not seem to have it handy on your
 274          system.  You might have modified some files without having the
 275          proper tools for further handling them.  Check the \`README' file,
 276          it often tells you about the needed prerequirements for installing
 277          this package.  You may also peek at any GNU archive site, in case
 278          some other package would contain this missing \`$1' program."
 279     exit 1
 280     ;;
 281 esac
 282
 283 exit 0