# Bootstrap configuration.

# Copyright (C) 2006-2013, 2015-2023 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 <http://www.gnu.org/licenses/>.

avoided_gnulib_modules='
  --avoid=localename
  --avoid=lock-tests
  --avoid=setlocale
'

# gnulib modules used by this package.
gnulib_modules='
announce-gen
attribute
argmatch
binary-io
nullptr
c-stack
config-h
diffseq
dirname
do-release-commit-and-tag
dup2
error
exclude
exitfail
extensions
flexmember
fcntl
file-type
filenamecat
fnmatch-gnu
getopt-gnu
gettext-h
gettime
git-version-gen
gitlog-to-changelog
gnu-make
gnu-web-doc-update
gnumakefile
gnupload
hard-locale
inttostr
inttypes
isblank
largefile
lstat
maintainer-makefile
manywarnings
mbrtowc
mempcpy
mkstemp
mktime
nstrftime
perl
progname
propername
raise
rawmemchr
readme-release
regex
sh-quote
signal
sigprocmask
stat
stat-macros
stat-time
stdbool
stdint
stpcpy
strcase
strptime
strtoimax
sys_wait
system-quote
time_rz
unistd
unlocked-io
update-copyright
verify
version-etc
version-etc-fsf
wcwidth
xalloc
xfreopen
xmalloca
xreadlink
xstdopen
xstrtoimax
year2038
'

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

gnulib_tool_option_extras="--tests-base=gnulib-tests
 --with-tests
 --symlink
 --makefile-name=gnulib.mk
 $avoided_gnulib_modules
"

# Build prerequisites
buildreq="\
autoconf   2.62
automake   1.12.2
autopoint  -
gettext    0.19.2
git        1.4.4
gperf      -
gzip       -
help2man   -
makeinfo   -
perl       5.5
rsync      -
tar        -
"

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

  # Copy pkg-config's pkg.m4 so that our downstream users don't need to.
  local ac_dir=`aclocal --print-ac-dir`
  test -s "$ac_dir/dirlist" && ac_dir=$ac_dir:`tr '\n' : < "$ac_dir/dirlist"`
  oIFS=$IFS
  IFS=:
  for dir in \
    $ACLOCAL_PATH $ac_dir /usr/share/aclocal ''
  do
    IFS=$oIFS
    if test -n "$dir" && test -r "$dir/pkg.m4"; then
      cp "$dir/pkg.m4" m4/pkg.m4
      return
    fi
  done
  IFS=$oIFS
  die 'Cannot find pkg.m4; perhaps you need to install pkg-config'
}

bootstrap_epilogue()
{
  perl -pi -e "s/\@PACKAGE\@/$package/g" README-release

  # Since this is a "GNU" package, replace this line
  #   if LC_ALL=C grep 'GNU @PACKAGE@' $(top_srcdir)/* 2>/dev/null \
  #      | grep -v 'libtool:' >/dev/null; then
  # with this:
  #   if true; then
  # Why?  That pipeline searches all files in $(top_srcdir), and if you
  # happen to have large files (or apparently large sparse files), the
  # first grep may well run out of memory.
  perl -pi -e 's/if LC_ALL=C grep .GNU .PACKAGE.*; then/if true; then/' \
    po/Makefile.in.in

  # 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 $hooks; do
      # If it is identical, skip it.
      cmp scripts/git-hooks/$f .git/hooks/$f > /dev/null \
        && continue
      cp --backup=numbered scripts/git-hooks/$f .git/hooks
      chmod a-w .git/hooks/$f
    done
  fi
}