fixed maxRectsPerUpdate with Tight encoding bug; some autoconfing; stderr should not be used in a library (use rfbLog instead)

1 files changed, 432 insertions, 156 deletions

diff --git a/aclocal.m4 b/aclocal.m4
index 6c77feb..c3a37b0 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1,6 +1,6 @@
-# aclocal.m4 generated automatically by aclocal 1.5
+# aclocal.m4 generated automatically by aclocal 1.6.3 -*- Autoconf -*-
 
-# Copyright 1996, 1997, 1998, 1999, 2000, 2001
+# Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002
 # Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -527,11 +527,30 @@ dnl implemented.
 
 
 
-# Do all the work for Automake.  This macro actually does too much --
-# some checks are only needed if your package does certain things.
-# But this isn't really a big deal.
+# Do all the work for Automake.                            -*- Autoconf -*-
 
-# serial 5
+# This macro actually does too much some checks are only needed if
+# your package does certain things.  But this isn't really a big deal.
+
+# Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002
+# 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., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
+# serial 8
 
 # There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
 # written in clear, in which case automake, when reading aclocal.m4,
@@ -540,62 +559,52 @@ dnl implemented.
 # CC etc. in the Makefile, will ask for an AC_PROG_CC use...
 
 
-# We require 2.13 because we rely on SHELL being computed by configure.
-AC_PREREQ([2.13])
-
-# AC_PROVIDE_IFELSE(MACRO-NAME, IF-PROVIDED, IF-NOT-PROVIDED)
-# -----------------------------------------------------------
-# If MACRO-NAME is provided do IF-PROVIDED, else IF-NOT-PROVIDED.
-# The purpose of this macro is to provide the user with a means to
-# check macros which are provided without letting her know how the
-# information is coded.
-# If this macro is not defined by Autoconf, define it here.
-ifdef([AC_PROVIDE_IFELSE],
-      [],
-      [define([AC_PROVIDE_IFELSE],
-              [ifdef([AC_PROVIDE_$1],
-                     [$2], [$3])])])
+AC_PREREQ([2.52])
 
-
-# AM_INIT_AUTOMAKE(PACKAGE,VERSION, [NO-DEFINE])
-# ----------------------------------------------
+# Autoconf 2.50 wants to disallow AM_ names.  We explicitly allow
+# the ones we care about.
+m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl
+
+# AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
+# AM_INIT_AUTOMAKE([OPTIONS])
+# -----------------------------------------------
+# The call with PACKAGE and VERSION arguments is the old style
+# call (pre autoconf-2.50), which is being phased out.  PACKAGE
+# and VERSION should now be passed to AC_INIT and removed from
+# the call to AM_INIT_AUTOMAKE.
+# We support both call styles for the transition.  After
+# the next Automake release, Autoconf can make the AC_INIT
+# arguments mandatory, and then we can depend on a new Autoconf
+# release and drop the old call support.
 AC_DEFUN([AM_INIT_AUTOMAKE],
-[AC_REQUIRE([AC_PROG_INSTALL])dnl
+[AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
+ AC_REQUIRE([AC_PROG_INSTALL])dnl
 # test to see if srcdir already configured
-if test "`CDPATH=:; cd $srcdir && pwd`" != "`pwd`" &&
+if test "`cd $srcdir && pwd`" != "`pwd`" &&
    test -f $srcdir/config.status; then
-  AC_MSG_ERROR([source directory already configured; run \"make distclean\" there first])
+  AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
 fi
 
 # Define the identity of the package.
-PACKAGE=$1
-AC_SUBST(PACKAGE)dnl
-VERSION=$2
-AC_SUBST(VERSION)dnl
-ifelse([$3],,
+dnl Distinguish between old-style and new-style calls.
+m4_ifval([$2],
+[m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
+ AC_SUBST([PACKAGE], [$1])dnl
+ AC_SUBST([VERSION], [$2])],
+[_AM_SET_OPTIONS([$1])dnl
+ AC_SUBST([PACKAGE], [AC_PACKAGE_TARNAME])dnl
+ AC_SUBST([VERSION], [AC_PACKAGE_VERSION])])dnl
+
+_AM_IF_OPTION([no-define],,
 [AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
-AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])
-
-# Autoconf 2.50 wants to disallow AM_ names.  We explicitly allow
-# the ones we care about.
-ifdef([m4_pattern_allow],
-      [m4_pattern_allow([^AM_[A-Z]+FLAGS])])dnl
-
-# Autoconf 2.50 always computes EXEEXT.  However we need to be
-# compatible with 2.13, for now.  So we always define EXEEXT, but we
-# don't compute it.
-AC_SUBST(EXEEXT)
-# Similar for OBJEXT -- only we only use OBJEXT if the user actually
-# requests that it be used.  This is a bit dumb.
-: ${OBJEXT=o}
-AC_SUBST(OBJEXT)
+ AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])dnl
 
 # Some tools Automake needs.
 AC_REQUIRE([AM_SANITY_CHECK])dnl
 AC_REQUIRE([AC_ARG_PROGRAM])dnl
-AM_MISSING_PROG(ACLOCAL, aclocal)
+AM_MISSING_PROG(ACLOCAL, aclocal-${am__api_version})
 AM_MISSING_PROG(AUTOCONF, autoconf)
-AM_MISSING_PROG(AUTOMAKE, automake)
+AM_MISSING_PROG(AUTOMAKE, automake-${am__api_version})
 AM_MISSING_PROG(AUTOHEADER, autoheader)
 AM_MISSING_PROG(MAKEINFO, makeinfo)
 AM_MISSING_PROG(AMTAR, tar)
@@ -605,9 +614,9 @@ AM_PROG_INSTALL_STRIP
 # some platforms.
 AC_REQUIRE([AC_PROG_AWK])dnl
 AC_REQUIRE([AC_PROG_MAKE_SET])dnl
-AC_REQUIRE([AM_DEP_TRACK])dnl
-AC_REQUIRE([AM_SET_DEPDIR])dnl
-AC_PROVIDE_IFELSE([AC_PROG_][CC],
+
+_AM_IF_OPTION([no-dependencies],,
+[AC_PROVIDE_IFELSE([AC_PROG_][CC],
                   [_AM_DEPENDENCIES(CC)],
                   [define([AC_PROG_][CC],
                           defn([AC_PROG_][CC])[_AM_DEPENDENCIES(CC)])])dnl
@@ -616,11 +625,102 @@ AC_PROVIDE_IFELSE([AC_PROG_][CXX],
                   [define([AC_PROG_][CXX],
                           defn([AC_PROG_][CXX])[_AM_DEPENDENCIES(CXX)])])dnl
 ])
+])
+
+# Copyright 2002  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., 59 Temple Place - Suite 330, Boston, MA
+
+# AM_AUTOMAKE_VERSION(VERSION)
+# ----------------------------
+# Automake X.Y traces this macro to ensure aclocal.m4 has been
+# generated from the m4 files accompanying Automake X.Y.
+AC_DEFUN([AM_AUTOMAKE_VERSION],[am__api_version="1.6"])
+
+# AM_SET_CURRENT_AUTOMAKE_VERSION
+# -------------------------------
+# Call AM_AUTOMAKE_VERSION so it can be traced.
+# This function is AC_REQUIREd by AC_INIT_AUTOMAKE.
+AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
+	 [AM_AUTOMAKE_VERSION([1.6.3])])
+
+# Helper functions for option handling.                    -*- Autoconf -*-
+
+# Copyright 2001, 2002  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., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
+# serial 2
+
+# _AM_MANGLE_OPTION(NAME)
+# -----------------------
+AC_DEFUN([_AM_MANGLE_OPTION],
+[[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
+
+# _AM_SET_OPTION(NAME)
+# ------------------------------
+# Set option NAME.  Presently that only means defining a flag for this option.
+AC_DEFUN([_AM_SET_OPTION],
+[m4_define(_AM_MANGLE_OPTION([$1]), 1)])
+
+# _AM_SET_OPTIONS(OPTIONS)
+# ----------------------------------
+# OPTIONS is a space-separated list of Automake options.
+AC_DEFUN([_AM_SET_OPTIONS],
+[AC_FOREACH([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
+
+# _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
+# -------------------------------------------
+# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
+AC_DEFUN([_AM_IF_OPTION],
+[m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
 
 #
 # Check to make sure that the build environment is sane.
 #
 
+# Copyright 1996, 1997, 2000, 2001 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., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
 # serial 3
 
 # AM_SANITY_CHECK
@@ -664,8 +764,27 @@ Check your system clock])
 fi
 AC_MSG_RESULT(yes)])
 
+#  -*- Autoconf -*-
 
-# serial 2
+
+# Copyright 1997, 1999, 2000, 2001 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., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
+# serial 3
 
 # AM_MISSING_PROG(NAME, PROGRAM)
 # ------------------------------
@@ -687,13 +806,29 @@ if eval "$MISSING --run true"; then
   am_missing_run="$MISSING --run "
 else
   am_missing_run=
-  am_backtick='`'
-  AC_MSG_WARN([${am_backtick}missing' script is too old or missing])
+  AC_MSG_WARN([`missing' script is too old or missing])
 fi
 ])
 
 # AM_AUX_DIR_EXPAND
 
+# Copyright 2001 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., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
 # For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
 # $ac_aux_dir to `$srcdir/foo'.  In other projects, it is set to
 # `$srcdir', `$srcdir/..', or `$srcdir/../..'.
@@ -732,19 +867,59 @@ fi
 # absolute PATH.  The drawback is that using absolute paths prevent a
 # configured tree to be moved without reconfiguration.
 
+# Rely on autoconf to set up CDPATH properly.
+AC_PREREQ([2.50])
+
 AC_DEFUN([AM_AUX_DIR_EXPAND], [
 # expand $ac_aux_dir to an absolute path
-am_aux_dir=`CDPATH=:; cd $ac_aux_dir && pwd`
+am_aux_dir=`cd $ac_aux_dir && pwd`
 ])
 
 # AM_PROG_INSTALL_SH
 # ------------------
 # Define $install_sh.
+
+# Copyright 2001 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
 AC_DEFUN([AM_PROG_INSTALL_SH],
 [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
 install_sh=${install_sh-"$am_aux_dir/install-sh"}
 AC_SUBST(install_sh)])
 
+# AM_PROG_INSTALL_STRIP
+
+# Copyright 2001 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., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
 # One issue with vendor `install' (even GNU) is that you can't
 # specify the program used to strip binaries.  This is especially
 # annoying in cross-compiling environments, where the build's strip
@@ -754,11 +929,35 @@ AC_SUBST(install_sh)])
 # STRIPPROG with the value of the STRIP variable (set by the user).
 AC_DEFUN([AM_PROG_INSTALL_STRIP],
 [AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
+# Installed binaries are usually stripped using `strip' when the user
+# run `make install-strip'.  However `strip' might not be the right
+# tool to use in cross-compilation environments, therefore Automake
+# will honor the `STRIP' environment variable to overrule this program.
+dnl Don't test for $cross_compiling = yes, because it might be `maybe'.
+if test "$cross_compiling" != no; then
+  AC_CHECK_TOOL([STRIP], [strip], :)
+fi
 INSTALL_STRIP_PROGRAM="\${SHELL} \$(install_sh) -c -s"
 AC_SUBST([INSTALL_STRIP_PROGRAM])])
 
 # serial 4						-*- Autoconf -*-
 
+# Copyright 1999, 2000, 2001 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., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
 
 
 # There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
@@ -770,9 +969,9 @@ AC_SUBST([INSTALL_STRIP_PROGRAM])])
 
 
 # _AM_DEPENDENCIES(NAME)
-# ---------------------
+# ----------------------
 # See how the compiler implements dependency checking.
-# NAME is "CC", "CXX" or "OBJC".
+# NAME is "CC", "CXX", "GCJ", or "OBJC".
 # We try a few techniques and use that to set a single cache variable.
 #
 # We don't AC_REQUIRE the corresponding AC_PROG_CC since the latter was
@@ -787,7 +986,7 @@ AC_REQUIRE([AM_DEP_TRACK])dnl
 
 ifelse([$1], CC,   [depcc="$CC"   am_compiler_list=],
        [$1], CXX,  [depcc="$CXX"  am_compiler_list=],
-       [$1], OBJC, [depcc="$OBJC" am_compiler_list='gcc3 gcc']
+       [$1], OBJC, [depcc="$OBJC" am_compiler_list='gcc3 gcc'],
        [$1], GCJ,  [depcc="$GCJ"  am_compiler_list='gcc3 gcc'],
                    [depcc="$$1"   am_compiler_list=])
 
@@ -849,8 +1048,7 @@ else
   am_cv_$1_dependencies_compiler_type=none
 fi
 ])
-$1DEPMODE="depmode=$am_cv_$1_dependencies_compiler_type"
-AC_SUBST([$1DEPMODE])
+AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type])
 ])
 
 
@@ -868,7 +1066,7 @@ else
   DEPDIR=_deps
 fi
 rmdir .deps 2>/dev/null
-AC_SUBST(DEPDIR)
+AC_SUBST([DEPDIR])
 ])
 
 
@@ -883,30 +1081,48 @@ if test "x$enable_dependency_tracking" != xno; then
   AMDEPBACKSLASH='\'
 fi
 AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
-pushdef([subst], defn([AC_SUBST]))
-subst(AMDEPBACKSLASH)
-popdef([subst])
+AC_SUBST([AMDEPBACKSLASH])
 ])
 
-# Generate code to set up dependency tracking.
-# This macro should only be invoked once -- use via AC_REQUIRE.
-# Usage:
-# AM_OUTPUT_DEPENDENCY_COMMANDS
+# Generate code to set up dependency tracking.   -*- Autoconf -*-
 
-#
-# This code is only required when automatic dependency tracking
-# is enabled.  FIXME.  This creates each `.P' file that we will
-# need in order to bootstrap the dependency handling code.
-AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],[
-AC_OUTPUT_COMMANDS([
-test x"$AMDEP_TRUE" != x"" ||
-for mf in $CONFIG_FILES; do
-  case "$mf" in
-  Makefile) dirpart=.;;
-  */Makefile) dirpart=`echo "$mf" | sed -e 's|/[^/]*$||'`;;
-  *) continue;;
-  esac
-  grep '^DEP_FILES *= *[^ #]' < "$mf" > /dev/null || continue
+# Copyright 1999, 2000, 2001, 2002 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., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
+#serial 2
+
+# _AM_OUTPUT_DEPENDENCY_COMMANDS
+# ------------------------------
+AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
+[for mf in $CONFIG_FILES; do
+  # Strip MF so we end up with the name of the file.
+  mf=`echo "$mf" | sed -e 's/:.*$//'`
+  # Check whether this is an Automake generated Makefile or not.
+  # We used to match only the files named `Makefile.in', but
+  # some people rename them; so instead we look at the file content.
+  # Grep'ing the first line is not enough: some people post-process
+  # each Makefile.in and add a new line on top of each file to say so.
+  # So let's grep whole file.
+  if grep '^#.*generated by automake' $mf > /dev/null 2>&1; then
+    dirpart=`AS_DIRNAME("$mf")`
+  else
+    continue
+  fi
+  grep '^DEP_FILES *= *[[^ @%:@]]' < "$mf" > /dev/null || continue
   # Extract the definition of DEP_FILES from the Makefile without
   # running `make'.
   DEPDIR=`sed -n -e '/^DEPDIR = / s///p' < "$mf"`
@@ -930,14 +1146,46 @@ for mf in $CONFIG_FILES; do
        sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
     # Make sure the directory exists.
     test -f "$dirpart/$file" && continue
-    fdir=`echo "$file" | sed -e 's|/[^/]*$||'`
-    $ac_aux_dir/mkinstalldirs "$dirpart/$fdir" > /dev/null 2>&1
+    fdir=`AS_DIRNAME(["$file"])`
+    AS_MKDIR_P([$dirpart/$fdir])
     # echo "creating $dirpart/$file"
     echo '# dummy' > "$dirpart/$file"
   done
 done
-], [AMDEP_TRUE="$AMDEP_TRUE"
-ac_aux_dir="$ac_aux_dir"])])
+])# _AM_OUTPUT_DEPENDENCY_COMMANDS
+
+
+# AM_OUTPUT_DEPENDENCY_COMMANDS
+# -----------------------------
+# This macro should only be invoked once -- use via AC_REQUIRE.
+#
+# This code is only required when automatic dependency tracking
+# is enabled.  FIXME.  This creates each `.P' file that we will
+# need in order to bootstrap the dependency handling code.
+AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
+[AC_CONFIG_COMMANDS([depfiles],
+     [test x"$AMDEP_TRUE" != x"" || _AM_OUTPUT_DEPENDENCY_COMMANDS],
+     [AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"])
+])
+
+# Copyright 2001 Free Software Foundation, Inc.             -*- Autoconf -*-
+
+# 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., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
+# serial 2
 
 # AM_MAKE_INCLUDE()
 # -----------------
@@ -950,7 +1198,7 @@ doit:
 END
 # If we don't find an include directive, just comment out the code.
 AC_MSG_CHECKING([for style of include used by $am_make])
-am__include='#'
+am__include="#"
 am__quote=
 _am_result=none
 # First try GNU make style include.
@@ -970,7 +1218,7 @@ if test "$am__include" = "#"; then
    echo '.include "confinc"' > confmf
    if test "`$am_make -s -f confmf 2> /dev/null`" = "done"; then
       am__include=.include
-      am__quote='"'
+      am__quote="\""
       _am_result=BSD
    fi
 fi
@@ -980,23 +1228,35 @@ AC_MSG_RESULT($_am_result)
 rm -f confinc confmf
 ])
 
-# serial 3
+# AM_CONDITIONAL                                              -*- Autoconf -*-
+
+# Copyright 1997, 2000, 2001 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., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
+# serial 5
+
+AC_PREREQ(2.52)
 
 # AM_CONDITIONAL(NAME, SHELL-CONDITION)
 # -------------------------------------
 # Define a conditional.
-#
-# FIXME: Once using 2.50, use this:
-# m4_match([$1], [^TRUE\|FALSE$], [AC_FATAL([$0: invalid condition: $1])])dnl
 AC_DEFUN([AM_CONDITIONAL],
-[ifelse([$1], [TRUE],
-        [errprint(__file__:__line__: [$0: invalid condition: $1
-])dnl
-m4exit(1)])dnl
-ifelse([$1], [FALSE],
-       [errprint(__file__:__line__: [$0: invalid condition: $1
-])dnl
-m4exit(1)])dnl
+[ifelse([$1], [TRUE],  [AC_FATAL([$0: invalid condition: $1])],
+        [$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl
 AC_SUBST([$1_TRUE])
 AC_SUBST([$1_FALSE])
 if $2; then
@@ -1005,72 +1265,88 @@ if $2; then
 else
   $1_TRUE='#'
   $1_FALSE=
-fi])
+fi
+AC_CONFIG_COMMANDS_PRE(
+[if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then
+  AC_MSG_ERROR([conditional \"$1\" was never defined.
+Usually this means the macro was only invoked conditionally.])
+fi])])
 
-# Like AC_CONFIG_HEADER, but automatically create stamp file.
+# Like AC_CONFIG_HEADER, but automatically create stamp file. -*- Autoconf -*-
 
-# serial 3
+# Copyright 1996, 1997, 2000, 2001 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., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
+AC_PREREQ([2.52])
+
+# serial 6
 
 # When config.status generates a header, we must update the stamp-h file.
 # This file resides in the same directory as the config header
 # that is generated.  We must strip everything past the first ":",
 # and everything past the last "/".
 
-AC_PREREQ([2.12])
-
-AC_DEFUN([AM_CONFIG_HEADER],
-[ifdef([AC_FOREACH],dnl
-	 [dnl init our file count if it isn't already
-	 m4_ifndef([_AM_Config_Header_Index], m4_define([_AM_Config_Header_Index], [0]))
-	 dnl prepare to store our destination file list for use in config.status
-	 AC_FOREACH([_AM_File], [$1],
-		    [m4_pushdef([_AM_Dest], m4_patsubst(_AM_File, [:.*]))
-		    m4_define([_AM_Config_Header_Index], m4_incr(_AM_Config_Header_Index))
-		    dnl and add it to the list of files AC keeps track of, along
-		    dnl with our hook
-		    AC_CONFIG_HEADERS(_AM_File,
-dnl COMMANDS, [, INIT-CMDS]
-[# update the timestamp
-echo timestamp >"AS_ESCAPE(_AM_DIRNAME(]_AM_Dest[))/stamp-h]_AM_Config_Header_Index["
-][$2]m4_ifval([$3], [, [$3]]))dnl AC_CONFIG_HEADERS
-		    m4_popdef([_AM_Dest])])],dnl
-[AC_CONFIG_HEADER([$1])
-  AC_OUTPUT_COMMANDS(
-   ifelse(patsubst([$1], [[^ ]], []),
-	  [],
-	  [test -z "$CONFIG_HEADERS" || echo timestamp >dnl
-	   patsubst([$1], [^\([^:]*/\)?.*], [\1])stamp-h]),dnl
-[am_indx=1
-for am_file in $1; do
-  case " \$CONFIG_HEADERS " in
-  *" \$am_file "*)
-    am_dir=\`echo \$am_file |sed 's%:.*%%;s%[^/]*\$%%'\`
-    if test -n "\$am_dir"; then
-      am_tmpdir=\`echo \$am_dir |sed 's%^\(/*\).*\$%\1%'\`
-      for am_subdir in \`echo \$am_dir |sed 's%/% %'\`; do
-        am_tmpdir=\$am_tmpdir\$am_subdir/
-        if test ! -d \$am_tmpdir; then
-          mkdir \$am_tmpdir
-        fi
-      done
-    fi
-    echo timestamp > "\$am_dir"stamp-h\$am_indx
-    ;;
-  esac
-  am_indx=\`expr \$am_indx + 1\`
-done])
-])]) # AM_CONFIG_HEADER
-
 # _AM_DIRNAME(PATH)
 # -----------------
 # Like AS_DIRNAME, only do it during macro expansion
 AC_DEFUN([_AM_DIRNAME],
-       [m4_if(m4_regexp([$1], [^.*[^/]//*[^/][^/]*/*$]), -1,
-	      m4_if(m4_regexp([$1], [^//\([^/]\|$\)]), -1,
-		    m4_if(m4_regexp([$1], [^/.*]), -1,
+       [m4_if(regexp([$1], [^.*[^/]//*[^/][^/]*/*$]), -1,
+	      m4_if(regexp([$1], [^//\([^/]\|$\)]), -1,
+		    m4_if(regexp([$1], [^/.*]), -1,
 			  [.],
-			  m4_patsubst([$1], [^\(/\).*], [\1])),
-		    m4_patsubst([$1], [^\(//\)\([^/].*\|$\)], [\1])),
-	      m4_patsubst([$1], [^\(.*[^/]\)//*[^/][^/]*/*$], [\1]))[]dnl
-]) # _AM_DIRNAME
+			  patsubst([$1], [^\(/\).*], [\1])),
+		    patsubst([$1], [^\(//\)\([^/].*\|$\)], [\1])),
+	      patsubst([$1], [^\(.*[^/]\)//*[^/][^/]*/*$], [\1]))[]dnl
+])# _AM_DIRNAME
+
+
+# The stamp files are numbered to have different names.
+# We could number them on a directory basis, but that's additional
+# complications, let's have a unique counter.
+m4_define([_AM_STAMP_Count], [0])
+
+
+# _AM_STAMP(HEADER)
+# -----------------
+# The name of the stamp file for HEADER.
+AC_DEFUN([_AM_STAMP],
+[m4_define([_AM_STAMP_Count], m4_incr(_AM_STAMP_Count))dnl
+AS_ESCAPE(_AM_DIRNAME(patsubst([$1],
+                               [:.*])))/stamp-h[]_AM_STAMP_Count])
+
+
+# _AM_CONFIG_HEADER(HEADER[:SOURCES], COMMANDS, INIT-COMMANDS)
+# ------------------------------------------------------------
+# We used to try to get a real timestamp in stamp-h.  But the fear is that
+# that will cause unnecessary cvs conflicts.
+AC_DEFUN([_AM_CONFIG_HEADER],
+[# Add the stamp file to the list of files AC keeps track of,
+# along with our hook.
+AC_CONFIG_HEADERS([$1],
+                  [# update the timestamp
+echo 'timestamp for $1' >"_AM_STAMP([$1])"
+$2],
+                  [$3])
+])# _AM_CONFIG_HEADER
+
+
+# AM_CONFIG_HEADER(HEADER[:SOURCES]..., COMMANDS, INIT-COMMANDS)
+# --------------------------------------------------------------
+AC_DEFUN([AM_CONFIG_HEADER],
+[AC_FOREACH([_AM_File], [$1], [_AM_CONFIG_HEADER(_AM_File, [$2], [$3])])
+])# AM_CONFIG_HEADER