Migrate to Git

1 files changed, 351 insertions, 271 deletions

diff --git a/bootstrap b/bootstrap
index a967cc74..9f3ae09e 100755
--- a/bootstrap
+++ b/bootstrap
@@ -1,13 +1,13 @@
 #! /bin/sh
 
-# Bootstrap this package from CVS.
+# Bootstrap this package from checked-out sources.
 
-# Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+# Copyright (C) 2003-2008, 2009 Free Software Foundation, Inc.
 
-# This program is free software; you can redistribute it and/or modify
+# 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, or (at your option)
-# any later version.
+# 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
@@ -15,9 +15,7 @@
 # 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, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-# 02110-1301, USA.
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # Written by Paul Eggert and Sergey Poznyakoff.
 
@@ -25,10 +23,16 @@ nl='
 '
 
 # Ensure file names are sorted consistently across platforms.
-# Also, ensure diagnostics are in English, e.g., "wget --help" below.
 LC_ALL=C
 export LC_ALL
 
+local_gl_dir=gl
+
+# Temporary directory names.
+bt='._bootmp'
+bt_regex=`echo "$bt"| sed 's/\./[.]/g'`
+bt2=${bt}2
+
 usage() {
   echo >&2 "\
 Usage: $0 [OPTION]...
@@ -43,73 +47,25 @@ Options:
  --gnulib-srcdir=DIRNAME  Specify the local directory where gnulib
                           sources reside.  Use this if you already
                           have gnulib sources on your machine, and
-                          do not want to waste your bandwidth dowloading
+                          do not want to waste your bandwidth downloading
                           them again.
  --copy                   Copy files instead of creating symbolic links.
  --force                  Attempt to bootstrap even if the sources seem
                           not to have been checked out.
  --skip-po                Do not download po files.
- --update-po              Update po files and exit.
- --cvs-user=USERNAME      Set the CVS username to be used when accessing
-                          the paxutils repository.
 
-If the file bootstrap.conf exists in the current working directory, its
+If the file $0.conf exists in the same directory as this script, its
 contents are read as shell variables to configure the bootstrap.
 
-Local defaults can be provided by placing the file \`.bootstrap' in the
-current working directory.  The file is read after bootstrap.conf, comments
-and empty lines are removed, shell variables expanded and the result is
-prepended to the command line options. 
-
 Running without arguments will suffice in most cases.
 "
 }
 
-checkout() {
-  if [ ! -d $1 ]; then
-    echo "$0: getting $1 files..."
-
-    case $1 in
-    paxutils)
-      case ${CVS_AUTH-pserver} in
-      pserver)
-        CVS_PREFIX=':pserver:anonymous@';;
-      ssh)
-        CVS_PREFIX="$CVS_USER${CVS_USER+@}";;
-      *)
-        echo "$0: $CVS_AUTH: Unknown CVS access method" >&2
-        exit 1;;
-      esac
-
-      case $CVS_RSH in
-      '') CVS_RSH=ssh; export CVS_RSH;;
-      esac
-
-      CVSURL=${CVS_PREFIX}cvs.savannah.gnu.org:/cvsroot/"$1"
-      ;;
-      
-    gnulib)
-      CVSURL=:pserver:anonymous@pserver.git.sv.gnu.org:/gnulib.git
-      ;;
-      
-    esac
-
-    trap "cleanup $1" 1 2 13 15
-
-    cvs -z3 -q -d $CVSURL co $1 || cleanup $1
-
-    trap - 1 2 13 15
-  fi
-}
-
-cleanup() {
-  status=$?
-  rm -fr $1
-  exit $status
-}
-
 # Configuration.
 
+# Name of the Makefile.am
+gnulib_mk=gnulib.mk
+
 # List of gnulib modules needed.
 gnulib_modules=
 
@@ -126,9 +82,10 @@ po_download_command_format=\
 
 extract_package_name='
   /^AC_INIT(/{
-     /.*,.*,.*,/{
+     /.*,.*,.*, */{
        s///
        s/[][]//g
+       s/)$//
        p
        q
      }
@@ -141,19 +98,28 @@ extract_package_name='
   }
 '
 package=`sed -n "$extract_package_name" configure.ac` || exit
+gnulib_name=lib$package
+
+build_aux=build-aux
+source_base=lib
+m4_base=m4
+doc_base=doc
+tests_base=tests
 
 # Extra files from gnulib, which override files from other sources.
-gnulib_extra_files='
-	build-aux/announce-gen
-	build-aux/install-sh
-	build-aux/missing
-	build-aux/mdate-sh
-	build-aux/texinfo.tex
-	build-aux/depcomp
-	build-aux/config.guess
-	build-aux/config.sub
+gnulib_extra_files="
+	$build_aux/install-sh
+	$build_aux/missing
+	$build_aux/mdate-sh
+	$build_aux/texinfo.tex
+	$build_aux/depcomp
+	$build_aux/config.guess
+	$build_aux/config.sub
 	doc/INSTALL
-'
+"
+
+# Additional gnulib-tool options to use.  Use "\newline" to break lines.
+gnulib_tool_option_extras=
 
 # Other locale categories that need message catalogs.
 EXTRA_LOCALE_CATEGORIES=
@@ -165,23 +131,38 @@ XGETTEXT_OPTIONS='\\\
  --flag=error:3:c-format --flag=error_at_line:5:c-format\\\
 '
 
+# Package bug report address for gettext files
+MSGID_BUGS_ADDRESS=bug-$package@gnu.org
+
 # Files we don't want to import.
 excluded_files=
 
 # File that should exist in the top directory of a checked out hierarchy,
 # but not in a distribution tarball.
-CVS_only_file=README-cvs
+checkout_only_file=README-hacking
 
 # Whether to use copies instead of symlinks.
 copy=false
 
+# Set this to '.cvsignore .gitignore' in bootstrap.conf if you want
+# those files to be generated in directories like lib/, m4/, and po/.
+# Or set it to 'auto' to make this script select which to use based
+# on which version control system (if any) is used in the source directory.
+vc_ignore=auto
+
 # Override the default configuration, if necessary.
-test -r bootstrap.conf && . ./bootstrap.conf
+# Make sure that bootstrap.conf is sourced from the current directory
+# if we were invoked as "sh bootstrap".
+case "$0" in
+  */*) test -r "$0.conf" && . "$0.conf" ;;
+  *) test -r "$0.conf" && . ./"$0.conf" ;;
+esac
+
 
-# Read local configuration file
-if [ -r .bootstrap ]; then
-  echo "$0: Reading configuration file .bootstrap"
-  eval set -- "`sed 's/#.*$//;/^$/d' .bootstrap | tr '\n' ' '` $*"
+if test "$vc_ignore" = auto; then
+  vc_ignore=
+  test -d .git && vc_ignore=.gitignore
+  test -d CVS && vc_ignore="$vc_ignore .cvsignore"
 fi
 
 # Translate configuration into internal form.
@@ -194,20 +175,14 @@ do
   --help)
     usage
     exit;;
+  --gnulib-srcdir=*)
+    GNULIB_SRCDIR=`expr "X$option" : 'X--gnulib-srcdir=\(.*\)'`;;
   --paxutils-srcdir=*)
     PAXUTILS_SRCDIR=`expr "$option" : '--paxutils-srcdir=\(.*\)'`;;
-  --gnulib-srcdir=*)
-    GNULIB_SRCDIR=`expr "$option" : '--gnulib-srcdir=\(.*\)'`;;
-  --cvs-user=*)
-    CVS_USER=`expr "$option" : '--cvs-user=\(.*\)'`;;
-  --skip-po | --no-po) # --no-po is for compatibility with 'tar' tradition.
-    DOWNLOAD_PO=skip;;
-  --update-po=*)
-    DOWNLOAD_PO=`expr "$option" : '--update-po=\(.*\)'`;;
-  --update-po)
-    DOWNLOAD_PO=only;;
+  --skip-po)
+    SKIP_PO=t;;
   --force)
-    CVS_only_file=;;
+    checkout_only_file=;;
   --copy)
     copy=true;;
   *)
@@ -216,12 +191,130 @@ do
   esac
 done
 
-if test -n "$CVS_only_file" && test ! -r "$CVS_only_file"; then
+if test -n "$checkout_only_file" && test ! -r "$checkout_only_file"; then
   echo "$0: Bootstrapping from a non-checked-out distribution is risky." >&2
   exit 1
 fi
 
-echo "$0: Bootstrapping CVS $package..."
+# If $STR is not already on a line by itself in $FILE, insert it,
+# sorting the new contents of the file and replacing $FILE with the result.
+insert_sorted_if_absent() {
+  file=$1
+  str=$2
+  test -f $file || touch $file
+  echo "$str" | sort -u - $file | cmp -s - $file \
+    || echo "$str" | sort -u - $file -o $file \
+    || exit 1
+}
+
+# Die if there is no AC_CONFIG_AUX_DIR($build_aux) line in configure.ac.
+found_aux_dir=no
+grep '^[	 ]*AC_CONFIG_AUX_DIR(\['"$build_aux"'\])' configure.ac \
+    >/dev/null && found_aux_dir=yes
+grep '^[	 ]*AC_CONFIG_AUX_DIR('"$build_aux"')' configure.ac \
+    >/dev/null && found_aux_dir=yes
+if test $found_aux_dir = no; then
+  echo "$0: expected line not found in configure.ac. Add the following:" >&2
+  echo "  AC_CONFIG_AUX_DIR([$build_aux])" >&2
+  exit 1
+fi
+
+# If $build_aux doesn't exist, create it now, otherwise some bits
+# below will malfunction.  If creating it, also mark it as ignored.
+if test ! -d $build_aux; then
+  mkdir $build_aux
+  for dot_ig in x $vc_ignore; do
+    test $dot_ig = x && continue
+    insert_sorted_if_absent $dot_ig $build_aux
+  done
+fi
+
+echo "$0: Bootstrapping from checked-out $package sources..."
+
+# See if we can use gnulib's git-merge-changelog merge driver.
+if test -d .git && (git --version) >/dev/null 2>/dev/null ; then
+  if git config merge.merge-changelog.driver >/dev/null ; then
+    :
+  elif (git-merge-changelog --version) >/dev/null 2>/dev/null ; then
+    echo "initializing git-merge-changelog driver"
+    git config merge.merge-changelog.name 'GNU-style ChangeLog merge driver'
+    git config merge.merge-changelog.driver 'git-merge-changelog %O %A %B'
+  else
+    echo "consider installing git-merge-changelog from gnulib"
+  fi
+fi
+
+cleanup() {
+  status=$?
+  rm -fr $1
+  exit $status
+}
+
+git_modules_config () {
+  GIT_CONFIG_LOCAL=.gitmodules git config "$@"
+}
+
+# Get paxutils files.
+case ${PAXUTILS_SRCDIR--} in
+-) if [ ! -d paxutils ]; then
+     echo "$0: getting paxutils files..."
+
+     trap "cleanup paxutils" 1 2 13 15
+
+     git clone --depth 1 git://git.sv.gnu.org/paxutils || cleanup paxutils
+
+     trap - 1 2 13 15
+   fi
+   PAXUTILS_SRCDIR=paxutils
+   ;;
+esac
+
+if [ -r $PAXUTILS_SRCDIR/gnulib.modules ]; then
+  gnulib_modules=`
+    (echo "$gnulib_modules"; grep '^[^#]' $PAXUTILS_SRCDIR/gnulib.modules) |
+    sort -u
+  `
+fi
+
+# 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 ]; then
+    echo "$0: getting gnulib files..."
+
+    trap cleanup_gnulib 1 2 13 15
+
+    git clone --help|grep depth > /dev/null && shallow='--depth 2' || shallow=
+    git clone $shallow git://git.sv.gnu.org/gnulib ||
+      "cleanup $1"
+
+    trap - 1 2 13 15
+  fi
+  GNULIB_SRCDIR=gnulib
+  ;;
+*)
+  # Redirect the gnulib submodule to the directory on the command line
+  # if possible.
+  if test -d "$GNULIB_SRCDIR"/.git && \
+	git_modules_config submodule.gnulib.url >/dev/null; then
+    git submodule init
+    GNULIB_SRCDIR=`cd $GNULIB_SRCDIR && pwd`
+    git config --replace-all submodule.gnulib.url $GNULIB_SRCDIR
+    echo "$0: getting gnulib files..."
+    git submodule update || exit $?
+    GNULIB_SRCDIR=gnulib
+  fi
+  ;;
+esac
+
+gnulib_tool=$GNULIB_SRCDIR/gnulib-tool
+<$gnulib_tool || exit
 
 # Get translations.
 
@@ -252,7 +345,7 @@ update_po_files() {
 
   langs=`cd $ref_po_dir && echo *.po|sed 's/\.po//g'`
   test "$langs" = '*' && langs=x
-  for po in `cd $ref_po_dir && echo *.po|sed 's/\.po//g'`; do
+  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"
@@ -265,97 +358,41 @@ update_po_files() {
   done
 }
 
-case $DOWNLOAD_PO in
-'skip')
-  ;;
+case $SKIP_PO in
 '')
   if test -d po; then
     update_po_files po $package || exit
   fi
-  ;;
-'only')
-  if test -d po; then
-    update_po_files po $package || exit
-  fi
-  exit
-  ;;
-esac
 
-# Get paxutils files.
-
-case ${PAXUTILS_SRCDIR--} in
--) checkout paxutils
-   PAXUTILS_SRCDIR=paxutils
+  if test -d runtime-po; then
+    update_po_files runtime-po $package-runtime || exit
+  fi;;
 esac
 
-if [ -r $PAXUTILS_SRCDIR/gnulib.modules ]; then
-  gnulib_modules=`
-    (echo "$gnulib_modules"; grep '^[^#]' $PAXUTILS_SRCDIR/gnulib.modules) |
-    sort -u
-  `
-fi
-
-ignore_file_list=
-cleanup_ifl() {
-	test -n "$ignore_file_list" && rm -f $ignore_file_list
-}
-
-trap 'cleanup_ifl' 1 2 3 15
+symlink_to_dir()
+{
+  src=$1/$2
+  dst=${3-$2}
 
-# ignorefile DIR FILE 
-#  add FILE to the temporary ignorelist in the directory DIR
-ignorefile() {
-  file=$1/.ignore.$$ 
-  echo "$2" >> $file
-  if `echo $ignore_list | grep -qv $file`; then
-    ignore_file_list="$ignore_file_list
-$file"
-  fi
-}  
+  test -f "$src" && {
 
-# copy_files srcdir dstdir
-copy_files() {
-  for file in `cat $1/DISTFILES`
-  do
-    case $file in
-    "#*")  continue;;
-    esac
-    dst=`echo $file | sed 's^.*/^^'`
-    if [ $# -eq 3 ]; then
-      case $dst in
-      ${3}*) ;;
-      *) dst=${3}$dst;;
-      esac
+    # If the destination directory doesn't exist, create it.
+    # This is required at least for "lib/uniwidth/cjk.h".
+    dst_dir=`dirname "$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_sorted_if_absent $ig `echo "$dst_dir"|sed 's,.*/,,'`
+      done
     fi
-    echo "$0: Copying file $1/$file to $2/$dst"
-    cp -p $1/$file $2/$dst
-    ignorefile $2 $dst
-  done
-}
-
-# Get gnulib files.
-
-case ${GNULIB_SRCDIR--} in
--)
-  checkout gnulib
-  GNULIB_SRCDIR=gnulib
-esac
-
-gnulib_tool=$GNULIB_SRCDIR/gnulib-tool
-<$gnulib_tool || exit
-
-ensure_dir_exists()
-{
-  d=`dirname $dst`
-  test -d "$d" || mkdir -p -- "$d"
-}
-
-symlink_to_gnulib()
-{
-  src=$GNULIB_SRCDIR/$1
-  dst=${2-$1}
 
-  test -f "$src" && {
     if $copy; then
       {
 	test ! -h "$dst" || {
@@ -366,7 +403,6 @@ symlink_to_gnulib()
       test -f "$dst" &&
       cmp -s "$src" "$dst" || {
 	echo "$0: cp -fp $src $dst" &&
-	ensure_dir_exists $dst &&
 	cp -fp "$src" "$dst"
       }
     else
@@ -389,7 +425,6 @@ symlink_to_gnulib()
 	esac
 
 	echo "$0: ln -fs $dot_dots$src $dst" &&
-	ensure_dir_exists $dst &&
 	ln -fs "$dot_dots$src" "$dst"
       }
     fi
@@ -402,7 +437,9 @@ cp_mark_as_generated()
   cp_dst=$2
 
   if cmp -s "$cp_src" "$GNULIB_SRCDIR/$cp_dst"; then
-    symlink_to_gnulib "$cp_dst"
+    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=' */';;
@@ -411,10 +448,20 @@ cp_mark_as_generated()
       *)                  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 $cp_dst" &&
-	cp -f "$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" "$cp_dst"
       }
     else
       # Copy the file first to get proper permissions if it
@@ -423,7 +470,7 @@ cp_mark_as_generated()
       (
 	echo "$c1-*- buffer-read-only: t -*- vi: set ro:$c2" &&
 	echo "${c1}DO NOT EDIT! GENERATED AUTOMATICALLY!$c2" &&
-	cat "$cp_src"
+	sed "s!$bt_regex/!!g" "$cp_src"
       ) > $cp_dst-t &&
       if cmp -s "$cp_dst-t" "$cp_dst"; then
 	rm -f "$cp_dst-t"
@@ -443,7 +490,9 @@ version_controlled_file() {
     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/$file" > /dev/null 2>&1 && found=yes
+    git rm -n "$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
@@ -454,18 +503,22 @@ slurp() {
   for dir in . `(cd $1 && find * -type d -print)`; do
     copied=
     sep=
-    for file in `ls $1/$dir`; do
+    for file in `ls -a $1/$dir`; do
+      case $file in
+      .|..) continue;;
+      .*) continue;; # FIXME: should all file names starting with "." be ignored?
+      esac
       test -d $1/$dir/$file && continue
       for excluded_file in $excluded_files; do
 	test "$dir/$file" = "$excluded_file" && continue 2
       done
       if test $file = Makefile.am; then
-        copied=$copied${sep}gnulib.mk; sep=$nl
-	remove_intl='/^[^#].*\/intl/s/^/#/;'"s,/$bt,,g"
-        sed "$remove_intl" $1/$dir/$file | cmp -s - $dir/gnulib.mk || {
-	  echo "$0: Copying $1/$dir/$file to $dir/gnulib.mk ..." &&
-	  rm -f $dir/gnulib.mk &&
-	  sed "$remove_intl" $1/$dir/$file >$dir/gnulib.mk
+        copied=$copied${sep}$gnulib_mk; sep=$nl
+	remove_intl='/^[^#].*\/intl/s/^/#/;'"s!$bt_regex/!!g"
+        sed "$remove_intl" $1/$dir/$file | cmp -s - $dir/$gnulib_mk || {
+	  echo "$0: Copying $1/$dir/$file to $dir/$gnulib_mk ..." &&
+	  rm -f $dir/$gnulib_mk &&
+	  sed "$remove_intl" $1/$dir/$file >$dir/$gnulib_mk
 	}
       elif { test "${2+set}" = set && test -r $2/$dir/$file; } ||
 	   version_controlled_file $dir $file; then
@@ -489,98 +542,109 @@ slurp() {
       fi || exit
     done
 
-    if test -n "$copied"; then
-      copied="Makefile
-Makefile.in
-$copied"
-      if test -d CVS; then
-	dot_ig=.cvsignore
-      else
-        dor_ig=.gitignore
-      fi
-
+    for dot_ig in x $vc_ignore; do
+      test $dot_ig = x && continue
       ig=$dir/$dot_ig
-      if [ -f $dir/.ignore.$$ ]; then
-         tfile=$dir/.ignore.$$
-      else
-         tfile=
+      if test -n "$copied"; then
+	insert_sorted_if_absent $ig "$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_sorted_if_absent $ig "$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_sorted_if_absent $ig "$f"
       fi
-      if test -f $ig; then
-	  echo "$copied" | sort -u - $ig | cmp -s - $ig ||
-	  echo "$copied" | sort -u - $ig $tfile -o $ig
-      else
-          copied="$dot_ig
-$copied"	  
-	  if [ "$dir" = "po" ]; then
-	    copied="LINGUAS
-Makevars
-POTFILES
-*.mo
-*.gmo
-*.po
-remove-potcdate.sed
-stamp-po
-$package.pot
-$copied"
-          fi  
-          echo "$copied" | sort -u - $tfile -o $ig
-      fi || exit
-    fi
+    done
   done
 }
 
 
 # Create boot temporary directories to import from gnulib and gettext.
-
-bt='.#bootmp'
-bt2=${bt}2
 rm -fr $bt $bt2 &&
 mkdir $bt $bt2 || exit
 
 # Import from gnulib.
 
-test -d build-aux || {
-  echo "$0: mkdir build-aux ..." &&
-  mkdir build-aux
-} || exit
 gnulib_tool_options="\
  --import\
  --no-changelog\
- --aux-dir $bt/build-aux\
- --doc-base $bt/doc\
- --lib lib$package\
- --m4-base $bt/m4/\
- --source-base $bt/lib/\
- --tests-base $bt/tests\
- --local-dir gl\
+ --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\
 "
 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_gnulib $file || exit
+  symlink_to_dir "$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) ..."
+  cp configure.ac $bt2 &&
+  (cd $bt2 && autopoint && rm configure.ac) &&
+  slurp $bt2 $bt || exit
+fi
+rm -fr $bt $bt2 || exit
 
-echo "$0: (cd $bt2; autopoint) ..."
-cp configure.ac $bt2 &&
-(cd $bt2 && autopoint && rm configure.ac) &&
-slurp $bt2 $bt || exit
+# Remove any dangling symlink matching "*.m4" or "*.[ch]" in some
+# gnulib-populated directories.  Such .m4 files would cause aclocal to fail.
+# The following requires GNU find 4.2.3 or newer.  Considering the usual
+# portability constraints of this script, that may seem a very demanding
+# requirement, but it should be ok.  Ignore any failure, which is fine,
+# since this is only a convenience to help developers avoid the relatively
+# unusual case in which a symlinked-to .m4 file is git-removed from gnulib
+# between successive runs of this script.
+find "$m4_base" "$source_base" \
+  -depth \( -name '*.m4' -o -name '*.[ch]' \) \
+  -type l -xtype l -delete > /dev/null 2>&1
 
-rm -fr $bt $bt2 || exit
+# copy_files srcdir dstdir
+copy_files() {
+  for file in `cat $1/DISTFILES`
+  do
+    case $file in
+    "#*")  continue;;
+    esac
+    dst=`echo $file | sed 's^.*/^^'`
+    if [ $# -eq 3 ]; then
+      case $dst in
+      ${3}*) ;;
+      *) dst=${3}$dst;;
+      esac
+    fi
+    symlink_to_dir "$1" "$file" "$2/$dst" || exit
+# FIXME    ignorefile $2 $dst
+  done
+}
 
 # Import from paxutils
-copy_files ${PAXUTILS_SRCDIR}/m4 m4
+copy_files ${PAXUTILS_SRCDIR} .
+copy_files ${PAXUTILS_SRCDIR}/am m4
 echo "$0: Creating m4/paxutils.m4"
 (echo "# This file is generated automatically. Please, do not edit."
  echo "#"
  echo "AC_DEFUN([${package}_PAXUTILS],["
- cat ${PAXUTILS_SRCDIR}/m4/DISTFILES | sed '/^#/d;s/\(.*\)\.m4/pu_\1/' | tr a-z A-Z
+ cat ${PAXUTILS_SRCDIR}/am/DISTFILES | sed '/^#/d;s/\(.*\)\.m4/pu_\1/' | tr a-z A-Z
  echo "])") > ./m4/paxutils.m4
-ignorefile m4 paxutils.m4
+#FIXME ignorefile m4 paxutils.m4
 
 if [ -d rmt ]; then
    :
@@ -595,59 +659,75 @@ done
 
 copy_files ${PAXUTILS_SRCDIR}/paxlib lib pax
 
+
 # Reconfigure, getting other files.
 
 for command in \
+  libtool \
   'aclocal --force -I m4' \
   'autoconf --force' \
   'autoheader --force' \
   'automake --add-missing --copy --force-missing';
 do
+  if test "$command" = libtool; then
+    use_libtool=0
+    # We'd like to use grep -E, to see if any of LT_INIT,
+    # AC_PROG_LIBTOOL, AM_PROG_LIBTOOL is used in configure.ac,
+    # but that's not portable enough (e.g., for Solaris).
+    grep '^[	 ]*A[CM]_PROG_LIBTOOL' configure.ac >/dev/null \
+      && use_libtool=1
+    grep '^[	 ]*LT_INIT' configure.ac >/dev/null \
+      && use_libtool=1
+    test $use_libtool = 0 \
+      && continue
+    command='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_gnulib $file $dst || exit
+  symlink_to_dir "$GNULIB_SRCDIR" $file $dst || exit
 done
 
-
-# Create gettext configuration.
-echo "$0: Creating po/Makevars from po/Makevars.template ..."
-rm -f po/Makevars
-sed '
-  /^EXTRA_LOCALE_CATEGORIES *=/s/=.*/= '"$EXTRA_LOCALE_CATEGORIES"'/
-  /^MSGID_BUGS_ADDRESS *=/s/=.*/= bug-'"$package"'@gnu.org/
-  /^XGETTEXT_OPTIONS *=/{
-    s/$/ \\/
-    a\
-	'"$XGETTEXT_OPTIONS"' $${end_of_xgettext_options+}
-  }
-' po/Makevars.template >po/Makevars
-
-if test -d runtime-po; then
-  # Similarly for runtime-po/Makevars, but not quite the same.
-  rm -f runtime-po/Makevars
+if test $with_gettext = yes; then
+  # Create gettext configuration.
+  echo "$0: Creating po/Makevars from po/Makevars.template ..."
+  rm -f po/Makevars
   sed '
-    /^DOMAIN *=.*/s/=.*/= '"$package"'-runtime/
-    /^subdir *=.*/s/=.*/= runtime-po/
-    /^MSGID_BUGS_ADDRESS *=/s/=.*/= bug-'"$package"'@gnu.org/
+    /^EXTRA_LOCALE_CATEGORIES *=/s/=.*/= '"$EXTRA_LOCALE_CATEGORIES"'/
+    /^MSGID_BUGS_ADDRESS *=/s/=.*/= '"$MSGID_BUGS_ADDRESS"'/
     /^XGETTEXT_OPTIONS *=/{
       s/$/ \\/
       a\
-	  '"$XGETTEXT_OPTIONS_RUNTIME"' $${end_of_xgettext_options+}
+	  '"$XGETTEXT_OPTIONS"' $${end_of_xgettext_options+}
     }
-  ' <po/Makevars.template >runtime-po/Makevars
+  ' po/Makevars.template >po/Makevars
+
+  if test -d runtime-po; then
+    # Similarly for runtime-po/Makevars, but not quite the same.
+    rm -f runtime-po/Makevars
+    sed '
+      /^DOMAIN *=.*/s/=.*/= '"$package"'-runtime/
+      /^subdir *=.*/s/=.*/= runtime-po/
+      /^MSGID_BUGS_ADDRESS *=/s/=.*/= bug-'"$package"'@gnu.org/
+      /^XGETTEXT_OPTIONS *=/{
+	s/$/ \\/
+	a\
+	    '"$XGETTEXT_OPTIONS_RUNTIME"' $${end_of_xgettext_options+}
+      }
+    ' <po/Makevars.template >runtime-po/Makevars
 
-  # Copy identical files from po to runtime-po.
-  (cd po && cp -p Makefile.in.in *-quot *.header *.sed *.sin ../runtime-po)
+    # Copy identical files from po to runtime-po.
+    (cd po && cp -p Makefile.in.in *-quot *.header *.sed *.sin ../runtime-po)
+  fi
 fi
-cleanup_ifl
+
 echo "$0: done.  Now you can run './configure'."