bootstrap

   1 #! /bin/sh
   2
   3 # This script helps bootstrap automake, when checked out from git.
   4 #
   5 # Copyright (C) 2002, 2003, 2004, 2007  Free Software Foundation, Inc.
   6 # written by Pavel Roskin <proski@gnu.org> September 2002
   7 #
   8 # This program is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 3, or (at your option)
  11 # any later version.
  12 #
  13 # This program is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program; if not, write to the Free Software Foundation,
  20 # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  21
  22 # Find the path separator
  23 echo "#! /bin/sh" >boot$$.sh
  24 echo  "exit 0"   >>boot$$.sh
  25 chmod +x boot$$.sh
  26 if (PATH="/nonexistent;."; boot$$.sh) >/dev/null 2>&1; then
  27   PATH_SEPARATOR=';'
  28 else
  29   PATH_SEPARATOR=:
  30 fi
  31 rm -f boot$$.sh
  32
  33 # Don't ignore failures
  34 set -e
  35
  36 # Find perl.  Code based on Autoconf, but without non-POSIX support.
  37 if test -z "$PERL"; then
  38         save_IFS=$IFS
  39         IFS=$PATH_SEPARATOR
  40         for dir in $PATH; do
  41                 IFS=$save_IFS
  42                 test -z "$dir" && dir=.
  43                 if test -x "$dir/perl" && test ! -d "$dir/perl"; then
  44                         PERL="$dir/perl"
  45                         break
  46                 fi
  47         done
  48 fi
  49
  50 if test -z "$PERL"; then
  51         echo "Cannot find perl" 2>&1
  52         exit 1
  53 fi
  54
  55 # Variables to substitute
  56 VERSION=`sed -ne '/AC_INIT/s/^[^[]*\[[^[]*\[\([^]]*\)\].*$/\1/p' configure.ac`
  57 PACKAGE=automake
  58 datadir=.
  59
  60 # Override SHELL.  This is required on DJGPP so that Perl's system()
  61 # uses bash, not COMMAND.COM which doesn't quote arguments properly.
  62 # It's not used otherwise.
  63 if test -n "$DJGPP"; then
  64     BOOTSTRAP_SHELL=/dev/env/DJDIR/bin/bash.exe
  65 else
  66     BOOTSTRAP_SHELL=/bin/sh
  67 fi
  68
  69 # Read the rule for calculating APIVERSION and execute it
  70 apiver_cmd=`sed -ne 's/\[\[/[/g;s/\]\]/]/g;/^APIVERSION=/p' configure.ac`
  71 eval $apiver_cmd
  72
  73 # Sanity checks
  74 if test -z "$VERSION"; then
  75         echo "Cannot find VERSION" 2>&1
  76         exit 1
  77 fi
  78
  79 if test -z "$APIVERSION"; then
  80         echo "Cannot find VERSION" 2>&1
  81         exit 1
  82 fi
  83
  84 # Make a dummy versioned directory for aclocal
  85 rm -rf aclocal-$APIVERSION
  86 mkdir aclocal-$APIVERSION
  87 rm -rf automake-$APIVERSION
  88 # Can't use `ln -s lib automake-$APIVERSION',
  89 # that would create a lib.exe stub under DJGPP 2.03.
  90 mkdir automake-$APIVERSION
  91 cp -rf lib/* automake-$APIVERSION
  92
  93 dosubst ()
  94 {
  95   rm -f $2
  96   in=`echo $1 | sed 's,^.*/,,'`
  97   sed -e "s%@APIVERSION@%$APIVERSION%g" \
  98       -e "s%@PACKAGE@%$PACKAGE%g" \
  99       -e "s%@PERL@%$PERL%g" \
 100       -e "s%@SHELL@%$BOOTSTRAP_SHELL%g" \
 101       -e "s%@VERSION@%$VERSION%g" \
 102       -e "s%@datadir@%$datadir%g" \
 103       -e "s%@configure_input@%Generated from $in; do not edit by hand.%g" \
 104       $1 > $2
 105   chmod a-w $2
 106 }
 107
 108
 109 # Create temporary replacement for lib/Automake/Config.pm
 110 dosubst automake-$APIVERSION/Automake/Config.in \
 111         automake-$APIVERSION/Automake/Config.pm
 112
 113 # Create temporary replacement for aclocal
 114 dosubst aclocal.in aclocal.tmp
 115
 116 # Overwrite amversion.m4
 117 dosubst m4/amversion.in m4/amversion.m4
 118
 119 # Create temporary replacement for automake
 120 dosubst automake.in automake.tmp
 121
 122 # Run the autotools.
 123 $PERL ./aclocal.tmp -I m4
 124 autoconf
 125 $PERL ./automake.tmp
 126
 127 # Remove temporary files and directories
 128 rm -rf aclocal-$APIVERSION automake-$APIVERSION
 129 rm -f aclocal.tmp automake.tmp
 130 rm -f lib/Automake/Config.pm