+ exit 1
+fi
+
+echo "$0: Bootstrapping from checked-out $package sources..."
+
+# See if we can use gnulib's git-merge-changelog merge driver.
+if test -d .git && (git --version) >/dev/null 2>/dev/null ; then
+ if git config merge.merge-changelog.driver >/dev/null ; then
+ :
+ elif (git-merge-changelog --version) >/dev/null 2>/dev/null ; then
+ echo "initializing git-merge-changelog driver"
+ git config merge.merge-changelog.name 'GNU-style ChangeLog merge driver'
+ git config merge.merge-changelog.driver 'git-merge-changelog %O %A %B'
+ else
+ echo "consider installing git-merge-changelog from gnulib"
+ fi
+fi
+
+
+cleanup_gnulib() {
+ status=$?
+ rm -fr "$gnulib_path"
+ exit $status
+}
+
+git_modules_config () {
+ test -f .gitmodules && git config --file .gitmodules "$@"
+}
+
+gnulib_path=`git_modules_config submodule.gnulib.path`
+: ${gnulib_path=gnulib}
+
+# Get gnulib files.
+
+case ${GNULIB_SRCDIR--} in
+-)
+ if git_modules_config submodule.gnulib.url >/dev/null; then
+ echo "$0: getting gnulib files..."
+ git submodule init || exit $?
+ git submodule update || exit $?
+
+ elif [ ! -d "$gnulib_path" ]; then
+ echo "$0: getting gnulib files..."
+
+ trap cleanup_gnulib 1 2 13 15
+
+ shallow=
+ git clone -h 2>&1 | grep -- --depth > /dev/null && shallow='--depth 2'
+ git clone $shallow git://git.sv.gnu.org/gnulib "$gnulib_path" ||
+ cleanup_gnulib
+
+ trap - 1 2 13 15
+ fi
+ GNULIB_SRCDIR=$gnulib_path
+ ;;
+*)
+ # Use GNULIB_SRCDIR as a reference.
+ if test -d "$GNULIB_SRCDIR"/.git && \
+ git_modules_config submodule.gnulib.url >/dev/null; then
+ echo "$0: getting gnulib files..."
+ if git submodule -h|grep -- --reference > /dev/null; then
+ # Prefer the one-liner available in git 1.6.4 or newer.
+ git submodule update --init --reference "$GNULIB_SRCDIR" \
+ "$gnulib_path" || exit $?
+ else
+ # This fallback allows at least git 1.5.5.
+ if test -f "$gnulib_path"/gnulib-tool; then
+ # Since file already exists, assume submodule init already complete.
+ git submodule update || exit $?
+ else
+ # Older git can't clone into an empty directory.
+ rmdir "$gnulib_path" 2>/dev/null
+ git clone --reference "$GNULIB_SRCDIR" \
+ "$(git_modules_config submodule.gnulib.url)" "$gnulib_path" \
+ && git submodule init && git submodule update \
+ || exit $?
+ fi
+ fi
+ GNULIB_SRCDIR=$gnulib_path
+ fi
+ ;;
+esac
+
+if $bootstrap_sync; then
+ cmp -s "$0" "$GNULIB_SRCDIR/build-aux/bootstrap" || {
+ echo "$0: updating bootstrap and restarting..."
+ exec sh -c \
+ 'cp "$1" "$2" && shift && exec "${CONFIG_SHELL-/bin/sh}" "$@"' \
+ -- "$GNULIB_SRCDIR/build-aux/bootstrap" \
+ "$0" "$@" --no-bootstrap-sync
+ }
+fi
+
+gnulib_tool=$GNULIB_SRCDIR/gnulib-tool
+<$gnulib_tool || exit
+
+# Get translations.
+
+download_po_files() {
+ subdir=$1
+ domain=$2
+ echo "$0: getting translations into $subdir for $domain..."
+ cmd=`printf "$po_download_command_format" "$domain" "$subdir"`
+ eval "$cmd"
+}
+
+# Mirror .po files to $po_dir/.reference and copy only the new
+# or modified ones into $po_dir. Also update $po_dir/LINGUAS.
+# Note po files that exist locally only are left in $po_dir but will
+# not be included in LINGUAS and hence will not be distributed.
+update_po_files() {
+ # Directory containing primary .po files.
+ # Overwrite them only when we're sure a .po file is new.
+ po_dir=$1
+ domain=$2
+
+ # Mirror *.po files into this dir.
+ # Usually contains *.s1 checksum files.
+ ref_po_dir="$po_dir/.reference"
+
+ test -d $ref_po_dir || mkdir $ref_po_dir || return
+ download_po_files $ref_po_dir $domain \
+ && ls "$ref_po_dir"/*.po 2>/dev/null |
+ sed 's|.*/||; s|\.po$||' > "$po_dir/LINGUAS" || return
+
+ langs=`cd $ref_po_dir && echo *.po|sed 's/\.po//g'`
+ test "$langs" = '*' && langs=x
+ for po in $langs; do
+ case $po in x) continue;; esac
+ new_po="$ref_po_dir/$po.po"
+ cksum_file="$ref_po_dir/$po.s1"
+ if ! test -f "$cksum_file" ||
+ ! test -f "$po_dir/$po.po" ||
+ ! $SHA1SUM -c --status "$cksum_file" \
+ < "$new_po" > /dev/null; then
+ echo "updated $po_dir/$po.po..."
+ cp "$new_po" "$po_dir/$po.po" \
+ && $SHA1SUM < "$new_po" > "$cksum_file"
+ fi
+ done
+}
+
+case $SKIP_PO in
+'')
+ if test -d po; then
+ update_po_files po $package || exit
+ fi
+
+ if test -d runtime-po; then
+ update_po_files runtime-po $package-runtime || exit
+ fi;;
+esac
+
+symlink_to_dir()
+{
+ src=$1/$2
+ dst=${3-$2}
+
+ test -f "$src" && {
+
+ # If the destination directory doesn't exist, create it.
+ # This is required at least for "lib/uniwidth/cjk.h".
+ dst_dir=`dirname "$dst"`
+ if ! test -d "$dst_dir"; then
+ mkdir -p "$dst_dir"
+
+ # If we've just created a directory like lib/uniwidth,
+ # tell version control system(s) it's ignorable.
+ # FIXME: for now, this does only one level
+ parent=`dirname "$dst_dir"`
+ for dot_ig in x $vc_ignore; do
+ test $dot_ig = x && continue
+ ig=$parent/$dot_ig
+ insert_vc_ignore $ig `echo "$dst_dir"|sed 's,.*/,,'`
+ done
+ fi
+
+ if $copy; then
+ {
+ test ! -h "$dst" || {
+ echo "$0: rm -f $dst" &&
+ rm -f "$dst"
+ }
+ } &&
+ test -f "$dst" &&
+ cmp -s "$src" "$dst" || {
+ echo "$0: cp -fp $src $dst" &&
+ cp -fp "$src" "$dst"
+ }
+ else
+ test -h "$dst" &&
+ src_ls=`ls -diL "$src" 2>/dev/null` && set $src_ls && src_i=$1 &&
+ dst_ls=`ls -diL "$dst" 2>/dev/null` && set $dst_ls && dst_i=$1 &&
+ test "$src_i" = "$dst_i" || {
+ dot_dots=
+ case $src in
+ /*) ;;
+ *)
+ case /$dst/ in
+ *//* | */../* | */./* | /*/*/*/*/*/)
+ echo >&2 "$0: invalid symlink calculation: $src -> $dst"
+ exit 1;;
+ /*/*/*/*/) dot_dots=../../../;;
+ /*/*/*/) dot_dots=../../;;
+ /*/*/) dot_dots=../;;
+ esac;;
+ esac
+
+ echo "$0: ln -fs $dot_dots$src $dst" &&
+ ln -fs "$dot_dots$src" "$dst"
+ }
+ fi
+ }
+}
+
+cp_mark_as_generated()
+{
+ cp_src=$1
+ cp_dst=$2
+
+ if cmp -s "$cp_src" "$GNULIB_SRCDIR/$cp_dst"; then
+ symlink_to_dir "$GNULIB_SRCDIR" "$cp_dst"
+ elif cmp -s "$cp_src" "$local_gl_dir/$cp_dst"; then
+ symlink_to_dir $local_gl_dir "$cp_dst"
+ else
+ case $cp_dst in
+ *.[ch]) c1='/* '; c2=' */';;
+ *.texi) c1='@c '; c2= ;;
+ *.m4|*/Make*|Make*) c1='# ' ; c2= ;;
+ *) c1= ; c2= ;;
+ esac
+
+ # If the destination directory doesn't exist, create it.
+ # This is required at least for "lib/uniwidth/cjk.h".
+ dst_dir=`dirname "$cp_dst"`
+ test -d "$dst_dir" || mkdir -p "$dst_dir"
+
+ if test -z "$c1"; then
+ cmp -s "$cp_src" "$cp_dst" || {
+ # Copy the file first to get proper permissions if it
+ # doesn't already exist. Then overwrite the copy.
+ echo "$0: cp -f $cp_src $cp_dst" &&
+ rm -f "$cp_dst" &&
+ cp "$cp_src" "$cp_dst-t" &&
+ sed "s!$bt_regex/!!g" "$cp_src" > "$cp_dst-t" &&
+ mv -f "$cp_dst-t" "$cp_dst"
+ }
+ else
+ # Copy the file first to get proper permissions if it
+ # doesn't already exist. Then overwrite the copy.
+ cp "$cp_src" "$cp_dst-t" &&
+ (
+ echo "$c1-*- buffer-read-only: t -*- vi: set ro:$c2" &&
+ echo "${c1}DO NOT EDIT! GENERATED AUTOMATICALLY!$c2" &&
+ sed "s!$bt_regex/!!g" "$cp_src"
+ ) > $cp_dst-t &&
+ if cmp -s "$cp_dst-t" "$cp_dst"; then
+ rm -f "$cp_dst-t"
+ else
+ echo "$0: cp $cp_src $cp_dst # with edits" &&
+ mv -f "$cp_dst-t" "$cp_dst"
+ fi
+ fi
+ fi
+}
+
+version_controlled_file() {
+ dir=$1
+ file=$2
+ found=no
+ if test -d CVS; then
+ grep -F "/$file/" $dir/CVS/Entries 2>/dev/null |
+ grep '^/[^/]*/[0-9]' > /dev/null && found=yes
+ elif test -d .git; then
+ git rm -n "$dir/$file" > /dev/null 2>&1 && found=yes
+ elif test -d .svn; then
+ svn log -r HEAD "$dir/$file" > /dev/null 2>&1 && found=yes
+ else
+ echo "$0: no version control for $dir/$file?" >&2
+ fi
+ test $found = yes
+}
+
+slurp() {
+ for dir in . `(cd $1 && find * -type d -print)`; do
+ copied=
+ sep=
+ for file in `ls -a $1/$dir`; do
+ case $file in
+ .|..) continue;;
+ # FIXME: should all file names starting with "." be ignored?
+ .*) continue;;
+ esac
+ test -d $1/$dir/$file && continue
+ for excluded_file in $excluded_files; do
+ test "$dir/$file" = "$excluded_file" && continue 2
+ done
+ if test $file = Makefile.am && test "X$gnulib_mk" != XMakefile.am; then
+ copied=$copied${sep}$gnulib_mk; sep=$nl
+ remove_intl='/^[^#].*\/intl/s/^/#/;'"s!$bt_regex/!!g"
+ sed "$remove_intl" $1/$dir/$file |
+ cmp - $dir/$gnulib_mk > /dev/null || {
+ echo "$0: Copying $1/$dir/$file to $dir/$gnulib_mk ..." &&
+ rm -f $dir/$gnulib_mk &&
+ sed "$remove_intl" $1/$dir/$file >$dir/$gnulib_mk &&
+ gnulib_mk_hook $dir/$gnulib_mk
+ }
+ elif { test "${2+set}" = set && test -r $2/$dir/$file; } ||
+ version_controlled_file $dir $file; then
+ echo "$0: $dir/$file overrides $1/$dir/$file"
+ else
+ copied=$copied$sep$file; sep=$nl
+ if test $file = gettext.m4; then
+ echo "$0: patching m4/gettext.m4 to remove need for intl/* ..."
+ rm -f $dir/$file
+ sed '
+ /^AC_DEFUN(\[AM_INTL_SUBDIR],/,/^]/c\
+ AC_DEFUN([AM_INTL_SUBDIR], [])
+ /^AC_DEFUN(\[gt_INTL_SUBDIR_CORE],/,/^]/c\
+ AC_DEFUN([gt_INTL_SUBDIR_CORE], [])
+ $a\
+ AC_DEFUN([gl_LOCK_EARLY], [])
+ ' $1/$dir/$file >$dir/$file
+ else
+ cp_mark_as_generated $1/$dir/$file $dir/$file
+ fi
+ fi || exit
+ done
+
+ for dot_ig in x $vc_ignore; do
+ test $dot_ig = x && continue
+ ig=$dir/$dot_ig
+ if test -n "$copied"; then
+ insert_vc_ignore $ig "$copied"
+ # If an ignored file name ends with .in.h, then also add
+ # the name with just ".h". Many gnulib headers are generated,
+ # e.g., stdint.in.h -> stdint.h, dirent.in.h ->..., etc.
+ # Likewise for .gperf -> .h, .y -> .c, and .sin -> .sed
+ f=`echo "$copied" |
+ sed '
+ s/\.in\.h$/.h/
+ s/\.sin$/.sed/
+ s/\.y$/.c/
+ s/\.gperf$/.h/
+ '
+ `
+ insert_vc_ignore $ig "$f"
+
+ # For files like sys_stat.in.h and sys_time.in.h, record as
+ # ignorable the directory we might eventually create: sys/.
+ f=`echo "$copied"|sed 's/sys_.*\.in\.h$/sys/'`
+ insert_vc_ignore $ig "$f"
+ fi
+ done
+ done
+}
+
+
+# Create boot temporary directories to import from gnulib and gettext.
+rm -fr $bt $bt2 &&
+mkdir $bt $bt2 || exit
+
+# Import from gnulib.
+
+gnulib_tool_options="\
+ --import\
+ --no-changelog\
+ --aux-dir $bt/$build_aux\
+ --doc-base $bt/$doc_base\
+ --lib $gnulib_name\
+ --m4-base $bt/$m4_base/\
+ --source-base $bt/$source_base/\
+ --tests-base $bt/$tests_base\
+ --local-dir $local_gl_dir\
+ $gnulib_tool_option_extras\
+"
+if test $use_libtool = 1; then
+ case "$gnulib_tool_options " in
+ *' --libtool '*) ;;
+ *) gnulib_tool_options="$gnulib_tool_options --libtool" ;;
+ esac
+fi
+echo "$0: $gnulib_tool $gnulib_tool_options --import ..."
+$gnulib_tool $gnulib_tool_options --import $gnulib_modules &&
+slurp $bt || exit
+
+for file in $gnulib_files; do
+ symlink_to_dir "$GNULIB_SRCDIR" $file || exit
+done
+
+
+# Import from gettext.
+with_gettext=yes
+grep '^[ ]*AM_GNU_GETTEXT_VERSION(' configure.ac >/dev/null || \
+ with_gettext=no
+
+if test $with_gettext = yes; then
+ echo "$0: (cd $bt2; ${AUTOPOINT-autopoint}) ..."
+ cp configure.ac $bt2 &&
+ (cd $bt2 && ${AUTOPOINT-autopoint} && rm configure.ac) &&
+ slurp $bt2 $bt || exit
+fi
+rm -fr $bt $bt2 || exit
+
+# Remove any dangling symlink matching "*.m4" or "*.[ch]" in some
+# gnulib-populated directories. Such .m4 files would cause aclocal to fail.
+# The following requires GNU find 4.2.3 or newer. Considering the usual
+# portability constraints of this script, that may seem a very demanding
+# requirement, but it should be ok. Ignore any failure, which is fine,
+# since this is only a convenience to help developers avoid the relatively
+# unusual case in which a symlinked-to .m4 file is git-removed from gnulib
+# between successive runs of this script.
+find "$m4_base" "$source_base" \
+ -depth \( -name '*.m4' -o -name '*.[ch]' \) \
+ -type l -xtype l -delete > /dev/null 2>&1
+
+# Reconfigure, getting other files.
+
+# Skip autoheader if it's not needed.
+grep -E '^[ ]*AC_CONFIG_HEADERS?\>' configure.ac >/dev/null ||
+ AUTOHEADER=true
+
+for command in \
+ libtool \
+ "${ACLOCAL-aclocal} --force -I m4 $ACLOCAL_FLAGS" \
+ "${AUTOCONF-autoconf} --force" \
+ "${AUTOHEADER-autoheader} --force" \
+ "${AUTOMAKE-automake} --add-missing --copy --force-missing"
+do
+ if test "$command" = libtool; then
+ test $use_libtool = 0 \
+ && continue
+ command="${LIBTOOLIZE-libtoolize} -c -f"
+ fi
+ echo "$0: $command ..."
+ $command || exit
+done
+
+
+# Get some extra files from gnulib, overriding existing files.
+for file in $gnulib_extra_files; do
+ case $file in
+ */INSTALL) dst=INSTALL;;
+ build-aux/*) dst=$build_aux/`expr "$file" : 'build-aux/\(.*\)'`;;
+ *) dst=$file;;
+ esac
+ symlink_to_dir "$GNULIB_SRCDIR" $file $dst || exit
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