# Bootstrap configuration.

# Copyright (C) 2006-2024 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 modules used by this package.
gnulib_modules="
    announce-gen
    closeout
    configmake
    do-release-commit-and-tag
    dirname
    error
    gendocs
    getopt-gnu
    gettext-h
    gitlog-to-changelog
    gnu-web-doc-update
    gnupload
    maintainer-makefile
    mbsrtowcs
    mbszero
    progname
    propername
    readme-release
    update-copyright
    version-etc-fsf
    wchar
"

# 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

gnulib_tool_option_extras="--makefile-name=gnulib.mk --automake-subdir"

# Build prerequisites
buildreq="\
autoconf   2.59
automake   1.9.6
git        1.5.5
tar        -
"

bootstrap_post_import_hook ()
{
  # Automake requires that ChangeLog exist.
  touch ChangeLog || return 1
}

# File that should exist in the top directory of a checked out hierarchy,
# but not in a distribution tarball.
checkout_only_file=README-dev

bootstrap_epilogue()
{
  # Install our git hooks, as long as "cp" accepts the --backup option,
  # so that we can back up any existing files.
  case $(cp --help) in *--backup*) backup=1;; *) backup=0;; esac
  if test $backup = 1; then
    hooks=$(cd scripts/git-hooks && git ls-files)
    for f in $hooks; do
      if [ -f .git/hooks/$f ]; then
       # If it is identical, skip it.
       cmp scripts/git-hooks/$f .git/hooks/$f > /dev/null \
	 && continue
      fi
      cp --backup=numbered scripts/git-hooks/$f .git/hooks
      chmod a-w .git/hooks/$f
    done
  fi
}