# Bootstrap configuration.

# Copyright (C) 2006-2014 Free Software Foundation, Inc.

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.


# gnulib structure in ttfautohint bundle
m4_base=gnulib/m4
source_base=gnulib/src
build_aux=gnulib
gnulib_name=libgnu

checkout_only_file=INSTALL.git


# gnulib modules used by this package.
gnulib_modules="
  dirname-lgpl
  fcntl-h
  getopt-gnu
  git-version-gen
  isatty
  memmem-simple
  non-recursive-gnulib-prefix-hack
  stdarg
  stdbool
  stdint
  std-gnu11
  strerror_r-posix
  strndup
  strtok_r
  strtoull
  vasprintf
"

# We have a non-recursive automake setup; tell `gnulib-tool' to not create
# `Makefile.am' but `gnulib.mk' that we can include.
gnulib_tool_option_extras="
  --lgpl
  --makefile-name=gnulib.mk
"


bootstrap_post_import_hook()
{
  # Make `gnulib.mk' work with automake's `subdir-objects' option.
  # Currently, we need a patched version because `lib' is hard-coded as a
  # variable prefix.
  patch -d $build_aux < $build_aux/prefix-gnulib-mk.diff
  $build_aux/prefix-gnulib-mk --lib-name=$gnulib_name $source_base/$gnulib_mk

  # Currently, the subdirectory `lib' is hard-coded in module
  # `non-recursive-gnulib-prefix-hack'; we have to change this to
  # `gnulib/src'.
  mv $m4_base/gnulib-comp.m4 $m4_base/gnulib-comp.tmp
  sed -e 's,PREFIX_HACK(\[lib\]),PREFIX_HACK([gnulib/src]),' \
    < $m4_base/gnulib-comp.tmp \
    > $m4_base/gnulib-comp.m4
}


# Additional xgettext options to use.  Use "\\\newline" to break lines.
XGETTEXT_OPTIONS=$XGETTEXT_OPTIONS'\\\
 --from-code=UTF-8\\\
 --flag=asprintf:2:c-format --flag=vasprintf:2:c-format\\\
 --flag=asnprintf:3:c-format --flag=vasnprintf:3:c-format\\\
 --flag=wrapf:1:c-format\\\
'

# If "AM_GNU_GETTEXT(external" or "AM_GNU_GETTEXT([external]"
# appears in configure.ac, exclude some unnecessary files.
# Without grep's -E option (not portable enough, pre-configure),
# the following test is ugly.  Also, this depends on the existence
# of configure.ac, not the obsolescent-named configure.in.  But if
# you're using this infrastructure, you should care about such things.

gettext_external=0
grep '^[	 ]*AM_GNU_GETTEXT(external\>' configure.ac > /dev/null &&
  gettext_external=1
grep '^[	 ]*AM_GNU_GETTEXT(\[external\]' configure.ac > /dev/null &&
  gettext_external=1

if test $gettext_external = 1; then
  # Gettext supplies these files, but we don't need them since
  # we don't have an intl subdirectory.
  excluded_files='
      m4/glibc2.m4
      m4/intdiv0.m4
      m4/lcmessage.m4
      m4/lock.m4
      m4/printf-posix.m4
      m4/size_max.m4
      m4/uintmax_t.m4
      m4/ulonglong.m4
      m4/visibility.m4
      m4/xsize.m4
  '
fi

# Build prerequisites
buildreq="\
autoconf   2.65
automake   1.13
bison      2.5
flex       -
git        1.5.5
libtool    2.2.2
tar        -
"