bootstrap

   1 #! /bin/sh
   2
   3 # This script helps bootstrap automake, when checked out from git.
   4 #
   5 # Copyright (C) 2002, 2003, 2004, 2007, 2008, 2010 Free Software
   6 # Foundation, Inc.
   7 # Originally written by Pavel Roskin <proski@gnu.org> September 2002.
   8 #
   9 # This program is free software; you can redistribute it and/or modify
  10 # it under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation; either version 2, or (at your option)
  12 # any later version.
  13 #
  14 # This program is distributed in the hope that it will be useful,
  15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 # GNU General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU General Public License
  20 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21
  22 # Don't ignore failures.
  23 set -e
  24
  25 # Set program basename.
  26 me=`echo "$0" | sed 's,^.*/,,'`
  27
  28 # Let user choose which version of autoconf, autom4te and perl to use.
  29 : ${AUTOCONF=autoconf}
  30 export AUTOCONF  # might be used by aclocal and/or automake
  31 : ${AUTOM4TE=autom4te}
  32 export AUTOM4TE  # ditto
  33 : ${PERL=perl}
  34
  35 # Variables to substitute.
  36 VERSION=`sed -ne '/AC_INIT/s/^[^[]*\[[^[]*\[\([^]]*\)\].*$/\1/p' configure.ac`
  37 PACKAGE=automake
  38 datadir=.
  39 PERL_THREADS=0
  40
  41 # Override SHELL.  This is required on DJGPP so that Perl's system()
  42 # uses bash, not COMMAND.COM which doesn't quote arguments properly.
  43 # It's not used otherwise.
  44 if test -n "$DJDIR"; then
  45   BOOTSTRAP_SHELL=/dev/env/DJDIR/bin/bash.exe
  46 else
  47   BOOTSTRAP_SHELL=/bin/sh
  48 fi
  49
  50 # Read the rule for calculating APIVERSION and execute it.
  51 apiver_cmd=`sed -ne 's/\[\[/[/g;s/\]\]/]/g;/^APIVERSION=/p' configure.ac`
  52 eval "$apiver_cmd"
  53
  54 # Sanity checks.
  55 if test -z "$VERSION"; then
  56   echo "$me: cannot find VERSION" >&2
  57   exit 1
  58 fi
  59
  60 if test -z "$APIVERSION"; then
  61   echo "$me: cannot find APIVERSION" >&2
  62   exit 1
  63 fi
  64
  65 # Make a dummy versioned directory for aclocal.
  66 rm -rf aclocal-$APIVERSION
  67 mkdir aclocal-$APIVERSION
  68 if test -d automake-$APIVERSION; then
  69   find automake-$APIVERSION -exec chmod u+wx '{}' ';'
  70 fi
  71 rm -rf automake-$APIVERSION
  72 # Can't use `ln -s lib automake-$APIVERSION', that would create a
  73 # lib.exe stub under DJGPP 2.03.
  74 mkdir automake-$APIVERSION
  75 cp -rf lib/* automake-$APIVERSION
  76
  77 dosubst ()
  78 {
  79   rm -f $2
  80   in=`echo $1 | sed 's,^.*/,,'`
  81   sed -e "s%@APIVERSION@%$APIVERSION%g" \
  82       -e "s%@PACKAGE@%$PACKAGE%g" \
  83       -e "s%@PERL@%$PERL%g" \
  84       -e "s%@PERL_THREADS@%$PERL_THREADS%g" \
  85       -e "s%@SHELL@%$BOOTSTRAP_SHELL%g" \
  86       -e "s%@VERSION@%$VERSION%g" \
  87       -e "s%@datadir@%$datadir%g" \
  88       -e "s%@configure_input@%Generated from $in; do not edit by hand.%g" \
  89       $1 > $2
  90   chmod a-w $2
  91 }
  92
  93 # Create temporary replacement for lib/Automake/Config.pm.
  94 dosubst automake-$APIVERSION/Automake/Config.in \
  95         automake-$APIVERSION/Automake/Config.pm
  96
  97 # Create temporary replacement for aclocal.
  98 dosubst aclocal.in aclocal.tmp
  99
 100 # Overwrite amversion.m4.
 101 dosubst m4/amversion.in m4/amversion.m4
 102
 103 # Create temporary replacement for automake.
 104 dosubst automake.in automake.tmp
 105
 106 # Create tests/parallel-tests.am.
 107 cd tests
 108 $BOOTSTRAP_SHELL ./gen-parallel-tests > parallel-tests.am
 109 cd ..
 110
 111 # Run the autotools.
 112 # Use `-I' here so that our own *.m4 files in m4/ gets included,
 113 # not copied, in aclocal.m4.
 114 $PERL ./aclocal.tmp -I m4 --automake-acdir m4 --system-acdir m4/acdir
 115 $AUTOCONF
 116 $PERL ./automake.tmp
 117
 118 # Remove temporary files and directories.
 119 rm -rf aclocal-$APIVERSION automake-$APIVERSION
 120 rm -f aclocal.tmp automake.tmp