bootstrap

   1 #! /bin/sh
   2
   3 # This script helps bootstrap automake, when checked out from git.
   4 #
   5 # Copyright (C) 2002-2012 Free Software Foundation, Inc.
   6 # Originally 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 2, 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, see <http://www.gnu.org/licenses/>.
  20
  21 # Don't ignore failures.
  22 set -e
  23
  24 # Set program basename.
  25 me=`echo "$0" | sed 's,^.*/,,'`
  26
  27 # Let user choose which version of autoconf, autom4te and perl to use.
  28 : ${AUTOCONF=autoconf}
  29 export AUTOCONF  # might be used by aclocal and/or automake
  30 : ${AUTOM4TE=autom4te}
  31 export AUTOM4TE  # ditto
  32 : ${PERL=perl}
  33
  34 # Variables to substitute.
  35 VERSION=`sed -ne '/AC_INIT/s/^[^[]*\[[^[]*\[\([^]]*\)\].*$/\1/p' configure.ac`
  36 PACKAGE=automake
  37 datadir=.
  38 PERL_THREADS=0
  39
  40 # Override SHELL.  This is required on DJGPP so that Perl's system()
  41 # uses bash, not COMMAND.COM which doesn't quote arguments properly.
  42 # It's not used otherwise.
  43 if test -n "$DJDIR"; then
  44   BOOTSTRAP_SHELL=/dev/env/DJDIR/bin/bash.exe
  45 else
  46   BOOTSTRAP_SHELL=/bin/sh
  47 fi
  48
  49 # Read the rule for calculating APIVERSION and execute it.
  50 apiver_cmd=`sed -ne 's/\[\[/[/g;s/\]\]/]/g;/^APIVERSION=/p' configure.ac`
  51 eval "$apiver_cmd"
  52
  53 # Sanity checks.
  54 if test -z "$VERSION"; then
  55   echo "$me: cannot find VERSION" >&2
  56   exit 1
  57 fi
  58
  59 if test -z "$APIVERSION"; then
  60   echo "$me: cannot find APIVERSION" >&2
  61   exit 1
  62 fi
  63
  64 # Make a dummy versioned directory for aclocal.
  65 rm -rf aclocal-$APIVERSION
  66 mkdir aclocal-$APIVERSION
  67 if test -d automake-$APIVERSION; then
  68   find automake-$APIVERSION -exec chmod u+wx '{}' ';'
  69 fi
  70 rm -rf automake-$APIVERSION
  71 # Can't use "ln -s lib automake-$APIVERSION", that would create a
  72 # lib.exe stub under DJGPP 2.03.
  73 mkdir automake-$APIVERSION
  74 cp -rf lib/* automake-$APIVERSION
  75
  76 dosubst ()
  77 {
  78   rm -f $2
  79   in=`echo $1 | sed 's,^.*/,,'`
  80   sed -e "s%@APIVERSION@%$APIVERSION%g" \
  81       -e "s%@PACKAGE@%$PACKAGE%g" \
  82       -e "s%@PERL@%$PERL%g" \
  83       -e "s%@PERL_THREADS@%$PERL_THREADS%g" \
  84       -e "s%@SHELL@%$BOOTSTRAP_SHELL%g" \
  85       -e "s%@VERSION@%$VERSION%g" \
  86       -e "s%@datadir@%$datadir%g" \
  87       -e "s%@configure_input@%Generated from $in; do not edit by hand.%g" \
  88       $1 > $2
  89   chmod a-w $2
  90 }
  91
  92 # Create temporary replacement for lib/Automake/Config.pm.
  93 dosubst automake-$APIVERSION/Automake/Config.in \
  94         automake-$APIVERSION/Automake/Config.pm
  95
  96 # Create temporary replacement for aclocal.
  97 dosubst aclocal.in aclocal.tmp
  98
  99 # Overwrite amversion.m4.
 100 dosubst m4/amversion.in m4/amversion.m4
 101
 102 # Create temporary replacement for automake.
 103 dosubst automake.in automake.tmp
 104
 105 # Create required makefile snippets.
 106 $PERL ./gen-testsuite-part > t/testsuite-part.tmp
 107 chmod a-w t/testsuite-part.tmp
 108 mv -f t/testsuite-part.tmp t/testsuite-part.am
 109
 110 # Run the autotools.
 111 # Use '-I' here so that our own *.m4 files in m4/ gets included,
 112 # not copied, in aclocal.m4.
 113 $PERL ./aclocal.tmp -I m4 --automake-acdir m4 --system-acdir m4/acdir
 114 $AUTOCONF
 115 $PERL ./automake.tmp
 116
 117 # Remove temporary files and directories.
 118 rm -rf aclocal-$APIVERSION automake-$APIVERSION
 119 rm -f aclocal.tmp automake.tmp