updated libtool stuff

* acinclude.m4: updated libtool stuff

* configure.in: more #undefs so jpeglib.h test works

* plug-ins/common/bumpmap.c: speedup patch from Ernst Lippe
<ernstl@planet.nl> (tile cache size optimization)

-Yosh

acinclude.m4

@@ -1,5 +1,5 @@
 ## libtool.m4 - Configure libtool for the target system. -*-Shell-script-*-
-## Copyright (C) 1996-1999 Free Software Foundation, Inc.
+## Copyright (C) 1996-1999, 2000 Free Software Foundation, Inc.
 ## Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
 ##
 ## This program is free software; you can redistribute it and/or modify
@@ -371,31 +371,35 @@ esac
 ])
 
 # AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for
-# the libltdl convenience library, adds --enable-ltdl-convenience to
-# the configure arguments.  Note that LIBLTDL is not AC_SUBSTed, nor
-# is AC_CONFIG_SUBDIRS called.  If DIR is not provided, it is assumed
-# to be `${top_builddir}/libltdl'.  Make sure you start DIR with
-# '${top_builddir}/' (note the single quotes!) if your package is not
-# flat, and, if you're not using automake, define top_builddir as
-# appropriate in the Makefiles.
+# the libltdl convenience library and INCLTDL to the include flags for
+# the libltdl header and adds --enable-ltdl-convenience to the
+# configure arguments.  Note that LIBLTDL and INCLTDL are not
+# AC_SUBSTed, nor is AC_CONFIG_SUBDIRS called.  If DIR is not
+# provided, it is assumed to be `libltdl'.  LIBLTDL will be prefixed
+# with '${top_builddir}/' and INCLTDL will be prefixed with
+# '${top_srcdir}/' (note the single quotes!).  If your package is not
+# flat and you're not using automake, define top_builddir and
+# top_srcdir appropriately in the Makefiles.
 AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
   case "$enable_ltdl_convenience" in
   no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
   "") enable_ltdl_convenience=yes
       ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
   esac
-  LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdlc.la
-  INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl'])
+  LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdlc.la
+  INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
 ])
 
 # AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for
-# the libltdl installable library, and adds --enable-ltdl-install to
-# the configure arguments.  Note that LIBLTDL is not AC_SUBSTed, nor
-# is AC_CONFIG_SUBDIRS called.  If DIR is not provided, it is assumed
-# to be `${top_builddir}/libltdl'.  Make sure you start DIR with
-# '${top_builddir}/' (note the single quotes!) if your package is not
-# flat, and, if you're not using automake, define top_builddir as
-# appropriate in the Makefiles.
+# the libltdl installable library and INCLTDL to the include flags for
+# the libltdl header and adds --enable-ltdl-install to the configure
+# arguments.  Note that LIBLTDL and INCLTDL are not AC_SUBSTed, nor is
+# AC_CONFIG_SUBDIRS called.  If DIR is not provided and an installed
+# libltdl is not found, it is assumed to be `libltdl'.  LIBLTDL will
+# be prefixed with '${top_builddir}/' and INCLTDL will be prefixed
+# with '${top_srcdir}/' (note the single quotes!).  If your package is
+# not flat and you're not using automake, define top_builddir and
+# top_srcdir appropriately in the Makefiles.
 # In the future, this macro may have to be called after AC_PROG_LIBTOOL.
 AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
   AC_CHECK_LIB(ltdl, main,
@@ -408,8 +412,8 @@ AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
   ])
   if test x"$enable_ltdl_install" = x"yes"; then
     ac_configure_args="$ac_configure_args --enable-ltdl-install"
-    LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdl.la
-    INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl'])
+    LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdl.la
+    INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
   else
     ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
     LIBLTDL="-lltdl"
@@ -428,7 +432,6 @@ AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl
 
 dnl This is just to silence aclocal about the macro not being used
 ifelse([AC_DISABLE_FAST_INSTALL])dnl
-
 ## Find the install dirs for the python installation.
 ##  By James Henstridge
 

configure.in

@@ -236,6 +236,8 @@ dnl Test for libjpeg
       AC_MSG_CHECKING([for jpeglib.h])
       AC_TRY_CPP(
 [#include <stdio.h>
+#undef HAVE_STDDEF_H
+#undef HAVE_STDLIB_H
 #undef PACKAGE
 #undef VERSION
 #include <jpeglib.h>],

plug-ins/common/bumpmap.c

@@ -475,11 +475,6 @@ run (gchar   *name,
       if ((gimp_drawable_is_rgb(drawable->id) ||
 	   gimp_drawable_is_gray(drawable->id)))
 	{
-	  /* Set the tile cache size */
-	  gimp_tile_cache_ntiles (2 * (drawable->width +
-				       gimp_tile_width () - 1) /
-				  gimp_tile_width ());
-
 	  /* Run! */
 	  bumpmap ();
 
@@ -513,6 +508,7 @@ bumpmap (void)
   gint              y;
   gint              progress;
   gint              tmp;
+  gint              drawable_tiles_per_row, bm_tiles_per_row;
 
 #if 0
   g_print ("bumpmap: waiting... (pid %d)\n", getpid ());
@@ -536,6 +532,17 @@ bumpmap (void)
   bm_bpp       = gimp_drawable_bpp (bm_drawable->id);
   bm_has_alpha = gimp_drawable_has_alpha (bm_drawable->id);
 
+  /* Set the tile cache size */
+  /* Compute number of tiles needed for one row of the drawable */
+  drawable_tiles_per_row =
+    1
+    + (sel_x2 + gimp_tile_width () - 1) / gimp_tile_width ()
+    - sel_x1 / gimp_tile_width ();
+  /* Compute number of tiles needed for one row of the bitmap */
+  bm_tiles_per_row = (bm_width + gimp_tile_width () - 1) / gimp_tile_width ();
+  /* Cache one row of source, destination and bitmap */
+  gimp_tile_cache_ntiles (bm_tiles_per_row + 2 * drawable_tiles_per_row);
+
   /* Initialize offsets */
   tmp = bmvals.yofs + sel_y1;
   if (tmp < 0)