config/missing

   1 #! /bin/sh
   2 # Common stub for a few missing GNU programs while installing.
   3 # Copyright (C) 1996, 1997, 1999, 2000, 2002 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  50 # If it does not exist, or fails to run (possibly an outdated version),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 0.4 - GNU automake"
  82     ;;
  83
  84   -*)
  85     echo 1>&2 "$0: Unknown \`$1' option"
  86     echo 1>&2 "Try \`$0 --help' for more information"
  87     exit 1
  88     ;;
  89
  90   aclocal*)
  91     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
  92        # We have it, but it failed.
  93        exit 1
  94     fi
  95
  96     echo 1>&2 "\
  97 WARNING: \`$1' is missing on your system.  You should only need it if
  98          you modified \`acinclude.m4' or \`${configure_ac}'.  You might want
  99          to install the \`Automake' and \`Perl' packages.  Grab them from
 100          any GNU archive site."
 101     touch aclocal.m4
 102     ;;
 103
 104   autoconf)
 105     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
 106        # We have it, but it failed.
 107        exit 1
 108     fi
 109
 110     echo 1>&2 "\
 111 WARNING: \`$1' is missing on your system.  You should only need it if
 112          you modified \`${configure_ac}'.  You might want to install the
 113          \`Autoconf' and \`GNU m4' packages.  Grab them from any GNU
 114          archive site."
 115     touch configure
 116     ;;
 117
 118   autoheader)
 119     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
 120        # We have it, but it failed.
 121        exit 1
 122     fi
 123
 124     echo 1>&2 "\
 125 WARNING: \`$1' is missing on your system.  You should only need it if
 126          you modified \`acconfig.h' or \`${configure_ac}'.  You might want
 127          to install the \`Autoconf' and \`GNU m4' packages.  Grab them
 128          from any GNU archive site."
 129     files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}`
 130     test -z "$files" && files="config.h"
 131     touch_files=
 132     for f in $files; do
 133       case "$f" in
 134       *:*) touch_files="$touch_files "`echo "$f" |
 135                                        sed -e 's/^[^:]*://' -e 's/:.*//'`;;
 136       *) touch_files="$touch_files $f.in";;
 137       esac
 138     done
 139     touch $touch_files
 140     ;;
 141
 142   automake*)
 143     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
 144        # We have it, but it failed.
 145        exit 1
 146     fi
 147
 148     echo 1>&2 "\
 149 WARNING: \`$1' is missing on your system.  You should only need it if
 150          you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.
 151          You might want to install the \`Automake' and \`Perl' packages.
 152          Grab them from any GNU archive site."
 153     find . -type f -name Makefile.am -print |
 154            sed 's/\.am$/.in/' |
 155            while read f; do touch "$f"; done
 156     ;;
 157
 158   autom4te)
 159     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
 160        # We have it, but it failed.
 161        exit 1
 162     fi
 163
 164     echo 1>&2 "\
 165 WARNING: \`$1' is needed, and you do not seem to have it handy on your
 166          system.  You might have modified some files without having the
 167          proper tools for further handling them.
 168          You can get \`$1Help2man' as part of \`Autoconf' from any GNU
 169          archive site."
 170
 171     file=`echo "$*" | sed -n 's/.*--output[ =]*\([^ ]*\).*/\1/p'`
 172     test -z "$file" && file=`echo "$*" | sed -n 's/.*-o[ ]*\([^ ]*\).*/\1/p'`
 173     if test -f "$file"; then
 174         touch $file
 175     else
 176         test -z "$file" || exec >$file
 177         echo "#! /bin/sh"
 178         echo "# Created by GNU Automake missing as a replacement of"
 179         echo "#  $ $@"
 180         echo "exit 0"
 181         chmod +x $file
 182         exit 1
 183     fi
 184     ;;
 185
 186   bison|yacc)
 187     echo 1>&2 "\
 188 WARNING: \`$1' is missing on your system.  You should only need it if
 189          you modified a \`.y' file.  You may need the \`Bison' package
 190          in order for those modifications to take effect.  You can get
 191          \`Bison' from any GNU archive site."
 192     rm -f y.tab.c y.tab.h
 193     if [ $# -ne 1 ]; then
 194         eval LASTARG="\${$#}"
 195         case "$LASTARG" in
 196         *.y)
 197             SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
 198             if [ -f "$SRCFILE" ]; then
 199                  cp "$SRCFILE" y.tab.c
 200             fi
 201             SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
 202             if [ -f "$SRCFILE" ]; then
 203                  cp "$SRCFILE" y.tab.h
 204             fi
 205           ;;
 206         esac
 207     fi
 208     if [ ! -f y.tab.h ]; then
 209         echo >y.tab.h
 210     fi
 211     if [ ! -f y.tab.c ]; then
 212         echo 'main() { return 0; }' >y.tab.c
 213     fi
 214     ;;
 215
 216   lex|flex)
 217     echo 1>&2 "\
 218 WARNING: \`$1' is missing on your system.  You should only need it if
 219          you modified a \`.l' file.  You may need the \`Flex' package
 220          in order for those modifications to take effect.  You can get
 221          \`Flex' from any GNU archive site."
 222     rm -f lex.yy.c
 223     if [ $# -ne 1 ]; then
 224         eval LASTARG="\${$#}"
 225         case "$LASTARG" in
 226         *.l)
 227             SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
 228             if [ -f "$SRCFILE" ]; then
 229                  cp "$SRCFILE" lex.yy.c
 230             fi
 231           ;;
 232         esac
 233     fi
 234     if [ ! -f lex.yy.c ]; then
 235         echo 'main() { return 0; }' >lex.yy.c
 236     fi
 237     ;;
 238
 239   help2man)
 240     if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
 241        # We have it, but it failed.
 242        exit 1
 243     fi
 244
 245     echo 1>&2 "\
 246 WARNING: \`$1' is missing on your system.  You should only need it if
 247          you modified a dependency of a manual page.  You may need the
 248          \`Help2man' package in order for those modifications to take
 249          effect.  You can get \`Help2man' from any GNU archive site."
 250
 251     file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'`
 252     if test -z "$file"; then
 253         file=`echo "$*" | sed -n 's/.*--output=\([^ ]*\).*/\1/p'`
 254     fi
 255     if [ -f "$file" ]; then
 256         touch $file
 257     else
 258         test -z "$file" || exec >$file
 259         echo ".ab help2man is required to generate this page"
 260         exit 1
 261     fi
 262     ;;
 263
 264   makeinfo)
 265     if test -z "$run" && (makeinfo --version) > /dev/null 2>&1; then
 266        # We have makeinfo, but it failed.
 267        exit 1
 268     fi
 269
 270     echo 1>&2 "\
 271 WARNING: \`$1' is missing on your system.  You should only need it if
 272          you modified a \`.texi' or \`.texinfo' file, or any other file
 273          indirectly affecting the aspect of the manual.  The spurious
 274          call might also be the consequence of using a buggy \`make' (AIX,
 275          DU, IRIX).  You might want to install the \`Texinfo' package or
 276          the \`GNU make' package.  Grab either from any GNU archive site."
 277     file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'`
 278     if test -z "$file"; then
 279       file=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
 280       file=`sed -n '/^@setfilename/ { s/.* \([^ ]*\) *$/\1/; p; q; }' $file`
 281     fi
 282     touch $file
 283     ;;
 284
 285   tar)
 286     shift
 287     if test -n "$run"; then
 288       echo 1>&2 "ERROR: \`tar' requires --run"
 289       exit 1
 290     fi
 291
 292     # We have already tried tar in the generic part.
 293     # Look for gnutar/gtar before invocation to avoid ugly error
 294     # messages.
 295     if (gnutar --version > /dev/null 2>&1); then
 296        gnutar "$@" && exit 0
 297     fi
 298     if (gtar --version > /dev/null 2>&1); then
 299        gtar "$@" && exit 0
 300     fi
 301     firstarg="$1"
 302     if shift; then
 303         case "$firstarg" in
 304         *o*)
 305             firstarg=`echo "$firstarg" | sed s/o//`
 306             tar "$firstarg" "$@" && exit 0
 307             ;;
 308         esac
 309         case "$firstarg" in
 310         *h*)
 311             firstarg=`echo "$firstarg" | sed s/h//`
 312             tar "$firstarg" "$@" && exit 0
 313             ;;
 314         esac
 315     fi
 316
 317     echo 1>&2 "\
 318 WARNING: I can't seem to be able to run \`tar' with the given arguments.
 319          You may want to install GNU tar or Free paxutils, or check the
 320          command line arguments."
 321     exit 1
 322     ;;
 323
 324   *)
 325     echo 1>&2 "\
 326 WARNING: \`$1' is needed, and you do not seem to have it handy on your
 327          system.  You might have modified some files without having the
 328          proper tools for further handling them.  Check the \`README' file,
 329          it often tells you about the needed prerequirements for installing
 330          this package.  You may also peek at any GNU archive site, in case
 331          some other package would contain this missing \`$1' program."
 332     exit 1
 333     ;;
 334 esac
 335
 336 exit 0