[bison.git] / bootstrap

#! /bin/sh

# Bootstrap this package from CVS.

# Copyright (C) 2003, 2004, 2005, 2006 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 2, 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.

# Written by Paul Eggert.

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


# Configuration.

# List of gnulib modules needed.
gnulib_modules=

# Any gnulib files needed that are not in modules.
gnulib_files=

# Translation Project URL, for the registry of all projects
# and for the translation-team master directory.
TP_URL='http://www.iro.umontreal.ca/translation/registry.cgi?domain='
TP_PO_URL='http://www.iro.umontreal.ca/translation/teams/PO/'

extract_package_name='
  /^AC_INIT(/{
     /.*,.*,.*,/{
       s///
       s/[][]//g
       p
       q
     }
     s/AC_INIT(\[*//
     s/]*,.*//
     s/^GNU //
     y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/
     s/[^A-Za-z0-9_]/-/g
     p
  }
'
package=`sed -n "$extract_package_name" configure.ac` || exit

# Extra files from gnulib, which override files from other sources.
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
'

# Other locale categories that need message catalogs.
EXTRA_LOCALE_CATEGORIES=

# Additional xgettext options to use.  Use "\\\newline" to break lines.
XGETTEXT_OPTIONS='\\\
 --flag=_:1:pass-c-format\\\
 --flag=N_:1:pass-c-format\\\
 --flag=error:3:c-format --flag=error_at_line:5:c-format\\\
'

# Files we don't want to import.
excluded_files=

# Override the default configuration, if necessary.
test -r bootstrap.conf && . ./bootstrap.conf

# Translate configuration into internal form.

# Parse options.

for option
do
  case $option in
  --help)
    echo "$0: usage: $0 [--gnulib-srcdir=DIR] [--cvs-user=USERNAME] [--skip-po]"
    exit;;
  --gnulib-srcdir=*)
    GNULIB_SRCDIR=`expr "$option" : '--gnulib-srcdir=\(.*\)'`;;
  --cvs-user=*)
    CVS_USER=`expr "$option" : '--cvs-user=\(.*\)'`;;
  --skip-po)
    SKIP_PO=t;;
  *)
    echo >&2 "$0: $option: unknown option"
    exit 1;;
  esac
done

echo "$0: Bootstrapping CVS $package..."

cleanup_gnulib() {
  status=$?
  rm -fr gnulib
  exit $status
}

# Get gnulib files.

case ${GNULIB_SRCDIR--} in
-)
  if [ ! -d gnulib ]; then
    echo "$0: getting gnulib files..."

    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

    trap cleanup_gnulib 1 2 13 15

    cvs -z3 -q -d ${CVS_PREFIX}cvs.savannah.gnu.org:/cvsroot/gnulib co gnulib ||
      cleanup_gnulib

    trap - 1 2 13 15
  fi
  GNULIB_SRCDIR=gnulib
esac

gnulib_tool=$GNULIB_SRCDIR/gnulib-tool
<$gnulib_tool || exit

# Get translations.

get_translations() {
  subdir=$1
  domain=$2

  case $WGET_COMMAND in
  '')
    echo "$0: wget not available; skipping translations";;
  ?*)
    echo "$0: getting translations into $subdir for $domain..." &&

    (cd $subdir && rm -f dummy `ls | sed -n '/\.gmo$/p; /\.po/p'`) &&
    $WGET_COMMAND -O "$subdir/$domain.html" "$TP_URL$domain" &&

    sed -n 's|.*"http://[^"]*/translation/teams/PO/\([^/"]*\)/'"$domain"'-\([^/"]*\)\.[^."]*\.po".*|\1.\2|p' <"$subdir/$domain.html" |
    sort -k 1,1 -k 2,2n -k2,2 -k3,3n -k3,3 -k4,4n -k4,4 -k5,5n -k5.5 |
    awk -F. '
      { if (lang && $1 != lang) print lang, ver }
      { lang = $1; ver = substr($0, index($0, ".") + 1) }
      END { if (lang) print lang, ver }
    ' | awk -v domain="$domain" -v subdir="$subdir" '
      {
	lang = $1
	ver = $2
	urlfmt = ""
	printf "{ $WGET_COMMAND -O %s/%s.po '\'"$TP_PO_URL"'/%s/%s-%s.%s.po'\'' &&\n", subdir, lang, lang, domain, ver, lang
	printf "  msgfmt -c -o /dev/null %s/%s.po || {\n", subdir, lang
	printf "    echo >&2 '\'"$0"': omitting translation for %s'\''\n", lang
	printf "    rm -f %s/%s.po; }; } &&\n", subdir, lang
      }
      END { print ":" }
    ' | WGET_COMMAND="$WGET_COMMAND" sh;;
  esac &&
  ls "$subdir"/*.po 2>/dev/null |
    sed 's|.*/||; s|\.po$||' >"$subdir/LINGUAS" &&
  rm -f "$subdir/$domain.html"
}

case $SKIP_PO in
'')
  case `wget --help` in
  *'--no-cache'*)
    WGET_COMMAND='wget -nv --no-cache';;
  *'--cache=on/off'*)
    WGET_COMMAND='wget -nv --cache=off';;
  *'--non-verbose'*)
    WGET_COMMAND='wget -nv';;
  *)
    WGET_COMMAND='';;
  esac

  get_translations po $package || exit

  if test -d runtime-po; then
    get_translations runtime-po $package-runtime || exit
  fi;;
esac

symlink_to_gnulib()
{
  src=$GNULIB_SRCDIR/$1
  dst=${2-$1}
  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

  test -f "$src" && {
    test -h "$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" || {
      echo "$0: ln -fs $dot_dots$src $dst" &&
      ln -fs "$dot_dots$src" "$dst"
    }
  }
}

cp_mark_as_generated()
{
  cp_src=$1
  cp_dst=$2

  if cmp -s "$cp_src" "$GNULIB_SRCDIR/$cp_dst"; then
    symlink_to_gnulib "$cp_dst"
  else
    case $cp_dst in
      *.[ch])             c1='/* '; c2=' */';;
      *.texi)             c1='@c '; c2=     ;;
      *.m4|*/Make*|Make*) c1='# ' ; c2=     ;;
      *)                  c1=     ; c2=     ;;
    esac

    if test -z "$c1"; then
      cmp -s "$cp_src" "$cp_dst" || {
	echo "$0: cp -f $cp_src $cp_dst" &&
	cp -f "$cp_src" "$cp_dst"
      }
    else
      # Copy the file first to get proper permissions if it
      # doesn't already exist.  Then overwrite the copy.
      cp "$cp_src" "$cp_dst-t" &&
      (
	echo "$c1-*- buffer-read-only: t -*- vi: set ro:$c2" &&
	echo "${c1}DO NOT EDIT! GENERATED AUTOMATICALLY!$c2" &&
	cat "$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
}

slurp() {
  for dir in . `(cd $1 && find * -type d -print)`; do
    copied=
    sep=
    for file in `ls $1/$dir`; do
      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/^/#/'
        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/$file; } ||
	   grep -F "/$file/" $dir/CVS/Entries 2>/dev/null |
	     grep -q '^/[^/]*/[0-9]'; 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

    ig=$dir/.cvsignore
    if test -n "$copied" && test -f $ig; then
      echo "$copied" | sort -u - $ig | cmp -s - $ig ||
      echo "$copied" | sort -u - $ig -o $ig || exit
    fi
  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.

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\
"
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
done


# Import from gettext.

echo "$0: (cd $bt2; autopoint) ..."
cp configure.ac $bt2 &&
(cd $bt2 && autopoint && rm configure.ac) &&
slurp $bt2 $bt || exit

rm -fr $bt $bt2 || exit


# Reconfigure, getting other files.

for command in \
  'aclocal --force -I m4' \
  'autoconf --force' \
  'autoheader --force' \
  'automake --add-missing --copy --force-missing';
do
  echo "$0: $command ..."
  $command || exit
done


# Get some extra files from gnulib, overriding existing files.

for file in $gnulib_extra_files; do
  case $file in
  */INSTALL) dst=INSTALL;;
  *) dst=$file;;
  esac
  symlink_to_gnulib $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
  # Likewise for runtime-po/Makevars, except also change a few other parameters.
  rm -f runtime-po/Makevars
  sed '
    s/^\(DOMAIN\) *=.*/\1 = '"$package"'-runtime/
    s/^\(subdir\) *=.*/\1 = runtime-po/
    s/^\(XGETTEXT_OPTIONS\) *=.*/\1 = '"$XGETTEXT_OPTIONS_RUNTIME"'/
  ' <po/Makevars >runtime-po/Makevars

  # Copy identical files from po to runtime-po.
  (cd po && cp -p Makefile.in.in *-quot *.header *.sed *.sin ../runtime-po)
fi

echo "$0: done.  Now you can run './configure'."
Commit	Line	Data
01c56de4 AD	1	#! /bin/sh
01c56de4 AD	2
1f65350a	3	# Bootstrap this package from CVS.
01c56de4	4
b4068c7c	5	# Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
1f65350a PE	6
	7	# This program is free software; you can redistribute it and/or modify
	8	# it under the terms of the GNU General Public License as published by
	9	# the Free Software Foundation; either version 2, or (at your option)
	10	# any later version.
	11
	12	# This program is distributed in the hope that it will be useful,
	13	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	# GNU General Public License for more details.
	16
	17	# You should have received a copy of the GNU General Public License
	18	# along with this program; if not, write to the Free Software
0fb669f9 PE	19	# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
0fb669f9 PE	20	# 02110-1301, USA.
1f65350a PE	21
	22	# Written by Paul Eggert.
	23
3b2942e6 PE	24	nl='
3b2942e6 PE	25	'
5a2baae7	26
62a9592d	27	# Ensure file names are sorted consistently across platforms.
b5240ba5	28	# Also, ensure diagnostics are in English, e.g., "wget --help" below.
a9f027b9 PE	29	LC_ALL=C
	30	export LC_ALL
	31
3b2942e6 PE	32
	33	# Configuration.
	34
	35	# List of gnulib modules needed.
	36	gnulib_modules=
	37
	38	# Any gnulib files needed that are not in modules.
	39	gnulib_files=
	40
	41	# Translation Project URL, for the registry of all projects
	42	# and for the translation-team master directory.
	43	TP_URL='http://www.iro.umontreal.ca/translation/registry.cgi?domain='
	44	TP_PO_URL='http://www.iro.umontreal.ca/translation/teams/PO/'
	45
	46	extract_package_name='
	47	/^AC_INIT(/{
	48	/.,.,.*,/{
	49	s///
	50	s/[][]//g
	51	p
	52	q
	53	}
	54	s/AC_INIT(\[*//
	55	s/],.//
	56	s/^GNU //
	57	y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/
	58	s/[^A-Za-z0-9_]/-/g
	59	p
	60	}
	61	'
	62	package=`sed -n "$extract_package_name" configure.ac` \|\| exit
	63
	64	# Extra files from gnulib, which override files from other sources.
	65	gnulib_extra_files='
	66	build-aux/install-sh
	67	build-aux/missing
	68	build-aux/mdate-sh
	69	build-aux/texinfo.tex
	70	build-aux/depcomp
	71	build-aux/config.guess
	72	build-aux/config.sub
	73	doc/INSTALL
	74	'
	75
	76	# Other locale categories that need message catalogs.
	77	EXTRA_LOCALE_CATEGORIES=
	78
	79	# Additional xgettext options to use. Use "\\\newline" to break lines.
	80	XGETTEXT_OPTIONS='\\\
	81	--flag=_:1:pass-c-format\\\
	82	--flag=N_:1:pass-c-format\\\
	83	--flag=error:3:c-format --flag=error_at_line:5:c-format\\\
	84	'
	85
	86	# Files we don't want to import.
	87	excluded_files=
	88
	89	# Override the default configuration, if necessary.
	90	test -r bootstrap.conf && . ./bootstrap.conf
	91
	92	# Translate configuration into internal form.
	93
1f65350a PE	94	# Parse options.
	95
	96	for option
	97	do
	98	case $option in
	99	--help)
	100	echo "$0: usage: $0 [--gnulib-srcdir=DIR] [--cvs-user=USERNAME] [--skip-po]"
	101	exit;;
	102	--gnulib-srcdir=*)
e23d0dd7	103	GNULIB_SRCDIR=`expr "$option" : '--gnulib-srcdir=\(.*\)'`;;
1f65350a	104	--cvs-user=*)
e23d0dd7	105	CVS_USER=`expr "$option" : '--cvs-user=\(.*\)'`;;
1f65350a PE	106	--skip-po)
	107	SKIP_PO=t;;
	108	*)
	109	echo >&2 "$0: $option: unknown option"
	110	exit 1;;
	111	esac
	112	done
	113
	114	echo "$0: Bootstrapping CVS $package..."
	115
e10a80ee PE	116	cleanup_gnulib() {
	117	status=$?
	118	rm -fr gnulib
	119	exit $status
	120	}
	121
1f65350a PE	122	# Get gnulib files.
	123
	124	case ${GNULIB_SRCDIR--} in
	125	-)
	126	if [ ! -d gnulib ]; then
	127	echo "$0: getting gnulib files..."
	128
26546b42 PE	129	case ${CVS_AUTH-pserver} in
	130	pserver)
	131	CVS_PREFIX=':pserver:anonymous@';;
1f65350a PE	132	ssh)
	133	CVS_PREFIX="$CVS_USER${CVS_USER+@}";;
	134	*)
	135	echo "$0: $CVS_AUTH: Unknown CVS access method" >&2
	136	exit 1;;
	137	esac
	138
	139	case $CVS_RSH in
3b2942e6	140	'') CVS_RSH=ssh; export CVS_RSH;;
1f65350a PE	141	esac
1f65350a PE	142
e10a80ee PE	143	trap cleanup_gnulib 1 2 13 15
e10a80ee PE	144
26546b42	145	cvs -z3 -q -d ${CVS_PREFIX}cvs.savannah.gnu.org:/cvsroot/gnulib co gnulib \|\|
e10a80ee	146	cleanup_gnulib
1f65350a	147
e10a80ee	148	trap - 1 2 13 15
1f65350a PE	149	fi
	150	GNULIB_SRCDIR=gnulib
	151	esac
	152
284d8a13 PE	153	gnulib_tool=$GNULIB_SRCDIR/gnulib-tool
284d8a13 PE	154	<$gnulib_tool \|\| exit
1f65350a	155
1f65350a PE	156	# Get translations.
1f65350a PE	157
5a2baae7 PE	158	get_translations() {
	159	subdir=$1
	160	domain=$2
	161
3b2942e6 PE	162	case $WGET_COMMAND in
	163	'')
	164	echo "$0: wget not available; skipping translations";;
	165	?*)
	166	echo "$0: getting translations into $subdir for $domain..." &&
	167
	168	(cd $subdir && rm -f dummy `ls \| sed -n '/\.gmo$/p; /\.po/p'`) &&
	169	$WGET_COMMAND -O "$subdir/$domain.html" "$TP_URL$domain" &&
	170
	171	sed -n 's\|."http://[^"]/translation/teams/PO/\([^/"]\)/'"$domain"'-\([^/"]\)\.[^."]\.po".\|\1.\2\|p' <"$subdir/$domain.html" \|
	172	sort -k 1,1 -k 2,2n -k2,2 -k3,3n -k3,3 -k4,4n -k4,4 -k5,5n -k5.5 \|
	173	awk -F. '
	174	{ if (lang && $1 != lang) print lang, ver }
	175	{ lang = $1; ver = substr($0, index($0, ".") + 1) }
	176	END { if (lang) print lang, ver }
	177	' \| awk -v domain="$domain" -v subdir="$subdir" '
	178	{
	179	lang = $1
	180	ver = $2
	181	urlfmt = ""
	182	printf "{ $WGET_COMMAND -O %s/%s.po '\'"$TP_PO_URL"'/%s/%s-%s.%s.po'\'' &&\n", subdir, lang, lang, domain, ver, lang
	183	printf " msgfmt -c -o /dev/null %s/%s.po \|\| {\n", subdir, lang
	184	printf " echo >&2 '\'"$0"': omitting translation for %s'\''\n", lang
	185	printf " rm -f %s/%s.po; }; } &&\n", subdir, lang
	186	}
	187	END { print ":" }
	188	' \| WGET_COMMAND="$WGET_COMMAND" sh;;
	189	esac &&
	190	ls "$subdir"/*.po 2>/dev/null \|
	191	sed 's\|.*/\|\|; s\|\.po$\|\|' >"$subdir/LINGUAS" &&
	192	rm -f "$subdir/$domain.html"
5a2baae7 PE	193	}
5a2baae7 PE	194
1f65350a PE	195	case $SKIP_PO in
1f65350a PE	196	'')
b5240ba5 PE	197	case `wget --help` in
b5240ba5 PE	198	'--no-cache')
3b2942e6	199	WGET_COMMAND='wget -nv --no-cache';;
b5240ba5	200	'--cache=on/off')
3b2942e6 PE	201	WGET_COMMAND='wget -nv --cache=off';;
	202	'--non-verbose')
	203	WGET_COMMAND='wget -nv';;
b5240ba5	204	*)
3b2942e6	205	WGET_COMMAND='';;
b5240ba5 PE	206	esac
b5240ba5 PE	207
5a2baae7	208	get_translations po $package \|\| exit
f7ab6a50	209
3b2942e6	210	if test -d runtime-po; then
5a2baae7	211	get_translations runtime-po $package-runtime \|\| exit
3b2942e6	212	fi;;
1f65350a PE	213	esac
1f65350a PE	214
e70f46d1 PE	215	symlink_to_gnulib()
	216	{
	217	src=$GNULIB_SRCDIR/$1
	218	dst=${2-$1}
	219	dot_dots=
	220
	221	case $src in
	222	/*) ;;
	223	*)
	224	case /$dst/ in
	225	// \| /../ \| /./ \| /////*/)
	226	echo >&2 "$0: invalid symlink calculation: $src -> $dst"
	227	exit 1;;
	228	/////) dot_dots=../../../;;
	229	///*/) dot_dots=../../;;
	230	///) dot_dots=../;;
	231	esac;;
	232	esac
	233
	234	test -f "$src" && {
	235	test -h "$dst" &&
	236	src_ls=`ls -diL "$src" 2>/dev/null` && set $src_ls && src_i=$1 &&
	237	dst_ls=`ls -diL "$dst" 2>/dev/null` && set $dst_ls && dst_i=$1 &&
	238	test "$src_i" = "$dst_i" \|\| {
	239	echo "$0: ln -fs $dot_dots$src $dst" &&
	240	ln -fs "$dot_dots$src" "$dst"
	241	}
	242	}
	243	}
	244
3b2942e6 PE	245	cp_mark_as_generated()
	246	{
	247	cp_src=$1
	248	cp_dst=$2
1f65350a	249
e70f46d1 PE	250	if cmp -s "$cp_src" "$GNULIB_SRCDIR/$cp_dst"; then
	251	symlink_to_gnulib "$cp_dst"
	252	else
	253	case $cp_dst in
	254	.[ch]) c1='/ '; c2=' */';;
	255	*.texi) c1='@c '; c2= ;;
	256	.m4\|/Make\|Make) c1='# ' ; c2= ;;
	257	*) c1= ; c2= ;;
	258	esac
1f65350a	259
e70f46d1 PE	260	if test -z "$c1"; then
	261	cmp -s "$cp_src" "$cp_dst" \|\| {
	262	echo "$0: cp -f $cp_src $cp_dst" &&
	263	cp -f "$cp_src" "$cp_dst"
	264	}
	265	else
	266	# Copy the file first to get proper permissions if it
	267	# doesn't already exist. Then overwrite the copy.
	268	cp "$cp_src" "$cp_dst-t" &&
	269	(
	270	echo "$c1-- buffer-read-only: t -- vi: set ro:$c2" &&
	271	echo "${c1}DO NOT EDIT! GENERATED AUTOMATICALLY!$c2" &&
	272	cat "$cp_src"
	273	) > $cp_dst-t &&
	274	if cmp -s "$cp_dst-t" "$cp_dst"; then
	275	rm -f "$cp_dst-t"
	276	else
	277	echo "$0: cp $cp_src $cp_dst # with edits" &&
	278	mv -f "$cp_dst-t" "$cp_dst"
	279	fi
	280	fi
	281	fi
3b2942e6	282	}
1f65350a	283
3b2942e6 PE	284	slurp() {
	285	for dir in . `(cd $1 && find * -type d -print)`; do
	286	copied=
	287	sep=
	288	for file in `ls $1/$dir`; do
	289	test -d $1/$dir/$file && continue
	290	for excluded_file in $excluded_files; do
	291	test "$dir/$file" = "$excluded_file" && continue 2
	292	done
	293	if test $file = Makefile.am; then
e70f46d1 PE	294	copied=$copied${sep}gnulib.mk; sep=$nl
	295	remove_intl='/^[^#].*\/intl/s/^/#/'
	296	sed "$remove_intl" $1/$dir/$file \| cmp -s - $dir/gnulib.mk \|\| {
	297	echo "$0: Copying $1/$dir/$file to $dir/gnulib.mk ..." &&
	298	rm -f $dir/gnulib.mk &&
	299	sed "$remove_intl" $1/$dir/$file >$dir/gnulib.mk
	300	}
	301	elif { test "${2+set}" = set && test -r $2/$dir/$file; } \|\|
3b2942e6 PE	302	grep -F "/$file/" $dir/CVS/Entries 2>/dev/null \|
	303	grep -q '^/[^/]*/[0-9]'; then
	304	echo "$0: $dir/$file overrides $1/$dir/$file"
	305	else
	306	copied=$copied$sep$file; sep=$nl
	307	if test $file = gettext.m4; then
	308	echo "$0: patching m4/gettext.m4 to remove need for intl/* ..."
	309	rm -f $dir/$file
	310	sed '
	311	/^AC_DEFUN(\[AM_INTL_SUBDIR],/,/^]/c\
	312	AC_DEFUN([AM_INTL_SUBDIR], [
	313	/^AC_DEFUN(\[gt_INTL_SUBDIR_CORE],/,/^]/c\
	314	AC_DEFUN([gt_INTL_SUBDIR_CORE], [])
	315	$a\
	316	AC_DEFUN([gl_LOCK_EARLY], [])
	317	' $1/$dir/$file >$dir/$file
	318	else
3b2942e6 PE	319	cp_mark_as_generated $1/$dir/$file $dir/$file
	320	fi
	321	fi \|\| exit
	322	done
	323
	324	ig=$dir/.cvsignore
	325	if test -n "$copied" && test -f $ig; then
	326	echo "$copied" \| sort -u - $ig \| cmp -s - $ig \|\|
	327	echo "$copied" \| sort -u - $ig -o $ig \|\| exit
	328	fi
	329	done
	330	}
1f65350a PE	331
1f65350a PE	332
3b2942e6 PE	333	# Create boot temporary directories to import from gnulib and gettext.
	334
	335	bt='.#bootmp'
	336	bt2=${bt}2
	337	rm -fr $bt $bt2 &&
	338	mkdir $bt $bt2 \|\| exit
	339
	340	# Import from gnulib.
	341
	342	gnulib_tool_options="\
	343	--import\
	344	--no-changelog\
	345	--aux-dir $bt/build-aux\
	346	--doc-base $bt/doc\
	347	--lib lib$package\
	348	--m4-base $bt/m4/\
	349	--source-base $bt/lib/\
	350	--tests-base $bt/tests\
	351	"
	352	echo "$0: $gnulib_tool $gnulib_tool_options --import ..."
	353	$gnulib_tool $gnulib_tool_options --import $gnulib_modules &&
	354	slurp $bt \|\| exit
	355
	356	for file in $gnulib_files; do
e70f46d1	357	symlink_to_gnulib $file \|\| exit
3b2942e6	358	done
1f65350a	359
e23d0dd7	360
3b2942e6	361	# Import from gettext.
62a9592d	362
3b2942e6 PE	363	echo "$0: (cd $bt2; autopoint) ..."
	364	cp configure.ac $bt2 &&
	365	(cd $bt2 && autopoint && rm configure.ac) &&
	366	slurp $bt2 $bt \|\| exit
b4068c7c	367
3b2942e6 PE	368	rm -fr $bt $bt2 \|\| exit
	369
	370
	371	# Reconfigure, getting other files.
62a9592d PE	372
	373	for command in \
	374	'aclocal --force -I m4' \
	375	'autoconf --force' \
	376	'autoheader --force' \
	377	'automake --add-missing --copy --force-missing';
	378	do
	379	echo "$0: $command ..."
	380	$command \|\| exit
	381	done
	382
	383
3b2942e6 PE	384	# Get some extra files from gnulib, overriding existing files.
	385
	386	for file in $gnulib_extra_files; do
3b2942e6	387	case $file in
e70f46d1 PE	388	*/INSTALL) dst=INSTALL;;
e70f46d1 PE	389	*) dst=$file;;
3b2942e6	390	esac
e70f46d1	391	symlink_to_gnulib $file $dst \|\| exit
3b2942e6 PE	392	done
	393
	394
	395	# Create gettext configuration.
11daa4e7	396	echo "$0: Creating po/Makevars from po/Makevars.template ..."
3b2942e6	397	rm -f po/Makevars
11daa4e7	398	sed '
3b2942e6 PE	399	/^EXTRA_LOCALE_CATEGORIES =/s/=./= '"$EXTRA_LOCALE_CATEGORIES"'/
3b2942e6 PE	400	/^MSGID_BUGS_ADDRESS =/s/=./= bug-'"$package"'@gnu.org/
11daa4e7 PE	401	/^XGETTEXT_OPTIONS *=/{
	402	s/$/ \\/
	403	a\
3b2942e6	404	'"$XGETTEXT_OPTIONS"' $${end_of_xgettext_options+}
11daa4e7 PE	405	}
11daa4e7 PE	406	' po/Makevars.template >po/Makevars
1f65350a	407
3b2942e6 PE	408	if test -d runtime-po; then
	409	# Likewise for runtime-po/Makevars, except also change a few other parameters.
	410	rm -f runtime-po/Makevars
	411	sed '
	412	s/^\(DOMAIN\) =./\1 = '"$package"'-runtime/
	413	s/^\(subdir\) =./\1 = runtime-po/
	414	s/^\(XGETTEXT_OPTIONS\) =./\1 = '"$XGETTEXT_OPTIONS_RUNTIME"'/
	415	' <po/Makevars >runtime-po/Makevars
	416
	417	# Copy identical files from po to runtime-po.
	418	(cd po && cp -p Makefile.in.in -quot .header .sed .sin ../runtime-po)
	419	fi
1f65350a PE	420
1f65350a PE	421	echo "$0: done. Now you can run './configure'."