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  43 # If it does not exist, or fails to run (possibly an outdated version),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