libext git update 27/5/2010

4 files changed, 822 insertions, 1506 deletions

diff --git a/libXext/src/Makefile.am b/libXext/src/Makefile.am
index 6a7d379cb..99c711aaa 100644
--- a/libXext/src/Makefile.am
+++ b/libXext/src/Makefile.am
@@ -1,66 +1,68 @@
-lib_LTLIBRARIES=libXext.la
-
-AM_CFLAGS=\
-          -I$(top_srcdir)/include \
-          -I$(top_srcdir)/include/X11/extensions\
-          $(XEXT_CFLAGS) $(MALLOC_ZERO_CFLAGS)
-
-libXext_la_LDFLAGS = -version-number $(XEXT_SOREV) -no-undefined
-
-libXext_la_LIBADD = $(XEXT_LIBS)
-
-libXext_la_SOURCES = \
-	DPMS.c \
-	MITMisc.c \
-	XAppgroup.c \
-	XEVI.c \
-	XLbx.c \
-	XMultibuf.c \
-	XSecurity.c \
-	XShape.c \
-	XShm.c \
-	XSync.c \
-	XTestExt1.c \
-	Xcup.c \
-	Xdbe.c \
-        Xge.c \
-	extutil.c \
-	globals.c
-
-libXextincludedir = $(includedir)/X11/extensions
-libXextinclude_HEADERS = $(top_srcdir)/include/X11/extensions/dpms.h \
-			 $(top_srcdir)/include/X11/extensions/extutil.h \
-			 $(top_srcdir)/include/X11/extensions/lbxbuf.h \
-			 $(top_srcdir)/include/X11/extensions/lbxbufstr.h \
-			 $(top_srcdir)/include/X11/extensions/lbximage.h \
-			 $(top_srcdir)/include/X11/extensions/MITMisc.h \
-			 $(top_srcdir)/include/X11/extensions/multibuf.h \
-			 $(top_srcdir)/include/X11/extensions/security.h \
-			 $(top_srcdir)/include/X11/extensions/shape.h \
-			 $(top_srcdir)/include/X11/extensions/sync.h \
-			 $(top_srcdir)/include/X11/extensions/Xag.h \
-			 $(top_srcdir)/include/X11/extensions/Xcup.h \
-			 $(top_srcdir)/include/X11/extensions/Xdbe.h \
-			 $(top_srcdir)/include/X11/extensions/XEVI.h \
-			 $(top_srcdir)/include/X11/extensions/Xext.h \
-			 $(top_srcdir)/include/X11/extensions/Xge.h \
-			 $(top_srcdir)/include/X11/extensions/XLbx.h \
-			 $(top_srcdir)/include/X11/extensions/XShm.h \
-			 $(top_srcdir)/include/X11/extensions/xtestext1.h
-
-if LINT
-ALL_LINT_FLAGS=$(LINT_FLAGS) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
-                $(AM_CPPFLAGS) $(CPPFLAGS)
-
-lint:
-	$(LINT) $(ALL_LINT_FLAGS) $(libXext_la_SOURCES) $(XEXT_LIBS)
-endif LINT
-
-if MAKE_LINT_LIB
-lintlibdir = $(libdir)
-
-lintlib_DATA = $(LINTLIB)
-
-$(LINTLIB): $(libXext_la_SOURCES)
-	$(LINT) -y -oXext -x $(ALL_LINT_FLAGS) $(libXext_la_SOURCES) 
-endif MAKE_LINT_LIB
+lib_LTLIBRARIES=libXext.la

+

+AM_CPPFLAGS=\

+          -I$(top_srcdir)/include \

+          -I$(top_srcdir)/include/X11/extensions\

+          $(XEXT_CFLAGS) $(MALLOC_ZERO_CFLAGS)

+

+AM_CFLAGS=$(CWARNFLAGS)

+

+libXext_la_LDFLAGS = -version-number $(XEXT_SOREV) -no-undefined

+

+libXext_la_LIBADD = $(XEXT_LIBS)

+

+libXext_la_SOURCES = \

+	DPMS.c \

+	MITMisc.c \

+	XAppgroup.c \

+	XEVI.c \

+	XLbx.c \

+	XMultibuf.c \

+	XSecurity.c \

+	XShape.c \

+	XShm.c \

+	XSync.c \

+	XTestExt1.c \

+	Xcup.c \

+	Xdbe.c \

+        Xge.c \

+	extutil.c \

+	globals.c

+

+libXextincludedir = $(includedir)/X11/extensions

+libXextinclude_HEADERS = $(top_srcdir)/include/X11/extensions/dpms.h \

+			 $(top_srcdir)/include/X11/extensions/extutil.h \

+			 $(top_srcdir)/include/X11/extensions/lbxbuf.h \

+			 $(top_srcdir)/include/X11/extensions/lbxbufstr.h \

+			 $(top_srcdir)/include/X11/extensions/lbximage.h \

+			 $(top_srcdir)/include/X11/extensions/MITMisc.h \

+			 $(top_srcdir)/include/X11/extensions/multibuf.h \

+			 $(top_srcdir)/include/X11/extensions/security.h \

+			 $(top_srcdir)/include/X11/extensions/shape.h \

+			 $(top_srcdir)/include/X11/extensions/sync.h \

+			 $(top_srcdir)/include/X11/extensions/Xag.h \

+			 $(top_srcdir)/include/X11/extensions/Xcup.h \

+			 $(top_srcdir)/include/X11/extensions/Xdbe.h \

+			 $(top_srcdir)/include/X11/extensions/XEVI.h \

+			 $(top_srcdir)/include/X11/extensions/Xext.h \

+			 $(top_srcdir)/include/X11/extensions/Xge.h \

+			 $(top_srcdir)/include/X11/extensions/XLbx.h \

+			 $(top_srcdir)/include/X11/extensions/XShm.h \

+			 $(top_srcdir)/include/X11/extensions/xtestext1.h

+

+if LINT

+ALL_LINT_FLAGS=$(LINT_FLAGS) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \

+                $(AM_CPPFLAGS) $(CPPFLAGS)

+

+lint:

+	$(LINT) $(ALL_LINT_FLAGS) $(libXext_la_SOURCES) $(XEXT_LIBS)

+endif LINT

+

+if MAKE_LINT_LIB

+lintlibdir = $(libdir)

+

+lintlib_DATA = $(LINTLIB)

+

+$(LINTLIB): $(libXext_la_SOURCES)

+	$(LINT) -y -oXext -x $(ALL_LINT_FLAGS) $(libXext_la_SOURCES) 

+endif MAKE_LINT_LIB

diff --git a/libXext/src/Makefile.in b/libXext/src/Makefile.in
deleted file mode 100644
index 932430f8e..000000000
--- a/libXext/src/Makefile.in
+++ /dev/null
@@ -1,683 +0,0 @@
-# Makefile.in generated by automake 1.11 from Makefile.am.
-# @configure_input@
-
-# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
-# 2003, 2004, 2005, 2006, 2007, 2008, 2009  Free Software Foundation,
-# Inc.
-# This Makefile.in is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
-# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
-# PARTICULAR PURPOSE.
-
-@SET_MAKE@
-
-
-
-VPATH = @srcdir@
-pkgdatadir = $(datadir)/@PACKAGE@
-pkgincludedir = $(includedir)/@PACKAGE@
-pkglibdir = $(libdir)/@PACKAGE@
-pkglibexecdir = $(libexecdir)/@PACKAGE@
-am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
-install_sh_DATA = $(install_sh) -c -m 644
-install_sh_PROGRAM = $(install_sh) -c
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-INSTALL_HEADER = $(INSTALL_DATA)
-transform = $(program_transform_name)
-NORMAL_INSTALL = :
-PRE_INSTALL = :
-POST_INSTALL = :
-NORMAL_UNINSTALL = :
-PRE_UNINSTALL = :
-POST_UNINSTALL = :
-build_triplet = @build@
-host_triplet = @host@
-subdir = src
-DIST_COMMON = $(libXextinclude_HEADERS) $(srcdir)/Makefile.am \
-	$(srcdir)/Makefile.in
-ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-am__aclocal_m4_deps = $(top_srcdir)/configure.ac
-am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
-	$(ACLOCAL_M4)
-mkinstalldirs = $(install_sh) -d
-CONFIG_HEADER = $(top_builddir)/config.h
-CONFIG_CLEAN_FILES =
-CONFIG_CLEAN_VPATH_FILES =
-am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`;
-am__vpath_adj = case $$p in \
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-    *) f=$$p;; \
-  esac;
-am__strip_dir = f=`echo $$p | sed -e 's|^.*/||'`;
-am__install_max = 40
-am__nobase_strip_setup = \
-  srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*|]/\\\\&/g'`
-am__nobase_strip = \
-  for p in $$list; do echo "$$p"; done | sed -e "s|$$srcdirstrip/||"
-am__nobase_list = $(am__nobase_strip_setup); \
-  for p in $$list; do echo "$$p $$p"; done | \
-  sed "s| $$srcdirstrip/| |;"' / .*\//!s/ .*/ ./; s,\( .*\)/[^/]*$$,\1,' | \
-  $(AWK) 'BEGIN { files["."] = "" } { files[$$2] = files[$$2] " " $$1; \
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-      { print $$2, files[$$2]; n[$$2] = 0; files[$$2] = "" } } \
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-am__base_list = \
-  sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
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-am__installdirs = "$(DESTDIR)$(libdir)" "$(DESTDIR)$(lintlibdir)" \
-	"$(DESTDIR)$(libXextincludedir)"
-LTLIBRARIES = $(lib_LTLIBRARIES)
-am__DEPENDENCIES_1 =
-libXext_la_DEPENDENCIES = $(am__DEPENDENCIES_1)
-am_libXext_la_OBJECTS = DPMS.lo MITMisc.lo XAppgroup.lo XEVI.lo \
-	XLbx.lo XMultibuf.lo XSecurity.lo XShape.lo XShm.lo XSync.lo \
-	XTestExt1.lo Xcup.lo Xdbe.lo Xge.lo extutil.lo globals.lo
-libXext_la_OBJECTS = $(am_libXext_la_OBJECTS)
-AM_V_lt = $(am__v_lt_$(V))
-am__v_lt_ = $(am__v_lt_$(AM_DEFAULT_VERBOSITY))
-am__v_lt_0 = --silent
-libXext_la_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
-	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
-	$(libXext_la_LDFLAGS) $(LDFLAGS) -o $@
-DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir)
-depcomp = $(SHELL) $(top_srcdir)/depcomp
-am__depfiles_maybe = depfiles
-am__mv = mv -f
-COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
-	$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
-LTCOMPILE = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
-	$(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) \
-	$(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \
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-AM_V_CC = $(am__v_CC_$(V))
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-am__v_at_0 = @
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-am__v_GEN_ = $(am__v_GEN_$(AM_DEFAULT_VERBOSITY))
-am__v_GEN_0 = @echo "  GEN   " $@;
-SOURCES = $(libXext_la_SOURCES)
-DIST_SOURCES = $(libXext_la_SOURCES)
-DATA = $(lintlib_DATA)
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-ETAGS = etags
-CTAGS = ctags
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-
-libXext_la_LDFLAGS = -version-number $(XEXT_SOREV) -no-undefined
-libXext_la_LIBADD = $(XEXT_LIBS)
-libXext_la_SOURCES = \
-	DPMS.c \
-	MITMisc.c \
-	XAppgroup.c \
-	XEVI.c \
-	XLbx.c \
-	XMultibuf.c \
-	XSecurity.c \
-	XShape.c \
-	XShm.c \
-	XSync.c \
-	XTestExt1.c \
-	Xcup.c \
-	Xdbe.c \
-        Xge.c \
-	extutil.c \
-	globals.c
-
-libXextincludedir = $(includedir)/X11/extensions
-libXextinclude_HEADERS = $(top_srcdir)/include/X11/extensions/dpms.h \
-			 $(top_srcdir)/include/X11/extensions/extutil.h \
-			 $(top_srcdir)/include/X11/extensions/lbxbuf.h \
-			 $(top_srcdir)/include/X11/extensions/lbxbufstr.h \
-			 $(top_srcdir)/include/X11/extensions/lbximage.h \
-			 $(top_srcdir)/include/X11/extensions/MITMisc.h \
-			 $(top_srcdir)/include/X11/extensions/multibuf.h \
-			 $(top_srcdir)/include/X11/extensions/security.h \
-			 $(top_srcdir)/include/X11/extensions/shape.h \
-			 $(top_srcdir)/include/X11/extensions/sync.h \
-			 $(top_srcdir)/include/X11/extensions/Xag.h \
-			 $(top_srcdir)/include/X11/extensions/Xcup.h \
-			 $(top_srcdir)/include/X11/extensions/Xdbe.h \
-			 $(top_srcdir)/include/X11/extensions/XEVI.h \
-			 $(top_srcdir)/include/X11/extensions/Xext.h \
-			 $(top_srcdir)/include/X11/extensions/Xge.h \
-			 $(top_srcdir)/include/X11/extensions/XLbx.h \
-			 $(top_srcdir)/include/X11/extensions/XShm.h \
-			 $(top_srcdir)/include/X11/extensions/xtestext1.h
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-	done
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-
-# Tell versions [3.59,3.63) of GNU make to not export all variables.
-# Otherwise a system limit (for SysV at least) may be exceeded.
-.NOEXPORT:
diff --git a/libXext/src/Xdbe.c b/libXext/src/Xdbe.c
index 77344b4aa..2dd3509ca 100644
--- a/libXext/src/Xdbe.c
+++ b/libXext/src/Xdbe.c
@@ -1,475 +1,472 @@
-/* $Xorg: Xdbe.c,v 1.4 2000/08/17 19:45:53 cpqbld Exp $ */
-/******************************************************************************
- * 
- * Copyright (c) 1994, 1995  Hewlett-Packard Company
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- * 
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- * 
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL HEWLETT-PACKARD COMPANY BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
- * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- * 
- * Except as contained in this notice, the name of the Hewlett-Packard
- * Company shall not be used in advertising or otherwise to promote the
- * sale, use or other dealings in this Software without prior written
- * authorization from the Hewlett-Packard Company.
- * 
- *     Xlib DBE code
- *
- *****************************************************************************/
-/* $XFree86: xc/lib/Xext/Xdbe.c,v 3.7 2002/10/16 02:19:22 dawes Exp $ */
-
-#define NEED_EVENTS
-#define NEED_REPLIES
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/Xlibint.h>
-#include <X11/extensions/Xext.h>
-#include <X11/extensions/extutil.h>
-#include <X11/extensions/Xdbe.h>
-#include <X11/extensions/dbeproto.h>
-
-static XExtensionInfo _dbe_info_data;
-static XExtensionInfo *dbe_info = &_dbe_info_data;
-static char *dbe_extension_name = DBE_PROTOCOL_NAME;
-
-#define DbeCheckExtension(dpy,i,val) \
-  XextCheckExtension (dpy, i, dbe_extension_name, val)
-#define DbeSimpleCheckExtension(dpy,i) \
-  XextSimpleCheckExtension (dpy, i, dbe_extension_name)
-
-#if !defined(UNIXCPP)
-#define DbeGetReq(name,req,info) GetReq (name, req); \
-        req->reqType = info->codes->major_opcode; \
-        req->dbeReqType = X_##name;
-#else
-#define DbeGetReq(name,req,info) GetReq (name, req); \
-        req->reqType = info->codes->major_opcode; \
-        req->dbeReqType = X_/**/name;
-#endif
-
-
-/*****************************************************************************
- *                                                                           *
- *			   private utility routines                          *
- *                                                                           *
- *****************************************************************************/
-
-/*
- * find_display - locate the display info block
- */
-static int close_display(Display *dpy, XExtCodes *codes);
-static char *error_string(Display *dpy, int code, XExtCodes *codes,
-			  char *buf, int n);
-static XExtensionHooks dbe_extension_hooks = {
-    NULL,                               /* create_gc */
-    NULL,                               /* copy_gc */
-    NULL,                               /* flush_gc */
-    NULL,                               /* free_gc */
-    NULL,                               /* create_font */
-    NULL,                               /* free_font */
-    close_display,                      /* close_display */
-    NULL,                               /* wire_to_event */
-    NULL,                               /* event_to_wire */
-    NULL,                               /* error */
-    error_string,                       /* error_string */
-};
-
-static char *dbe_error_list[] = {
-    "BadBuffer",			/* DbeBadBuffer */
-};
-
-static XEXT_GENERATE_FIND_DISPLAY (find_display, dbe_info,
-				   dbe_extension_name, 
-				   &dbe_extension_hooks, 
-				   DbeNumberEvents, NULL)
-
-static XEXT_GENERATE_CLOSE_DISPLAY (close_display, dbe_info)
-
-static XEXT_GENERATE_ERROR_STRING (error_string, dbe_extension_name,
-				   DbeNumberErrors, 
-				   dbe_error_list)
-
-
-/*****************************************************************************
- *                                                                           *
- *		       Double-Buffering public interfaces                    *
- *                                                                           *
- *****************************************************************************/
-
-/* 
- * XdbeQueryExtension -
- *	Sets major_version_return and minor_verion_return to the major and
- *	minor DBE protocol version supported by the server.  If the DBE
- *	library is compatible with the version returned by the server, this
- *	function returns non-zero.  If dpy does not support the DBE
- *	extension, or if there was an error during communication with the
- *	server, or if the server and library protocol versions are
- *	incompatible, this functions returns zero.  No other Xdbe functions
- *	may be called before this function.   If a client violates this rule,
- *	the effects of all subsequent Xdbe calls are undefined.
- */
-Status XdbeQueryExtension (
-    Display *dpy,
-    int *major_version_return,
-    int *minor_version_return)
-{
-    XExtDisplayInfo *info = find_display (dpy);
-    xDbeGetVersionReply rep;
-    register xDbeGetVersionReq *req;
-
-    if (!XextHasExtension (info))
-        return (Status)0; /* failure */
-
-    LockDisplay (dpy);
-    DbeGetReq (DbeGetVersion, req, info);
-    req->majorVersion = DBE_MAJOR_VERSION;
-    req->minorVersion = DBE_MINOR_VERSION;
-
-    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
-	UnlockDisplay (dpy);
-	SyncHandle ();
-	return (Status)0; /* failure */
-    }
-    *major_version_return = rep.majorVersion;
-    *minor_version_return = rep.minorVersion;
-    UnlockDisplay (dpy);
-
-    SyncHandle ();
-
-    if (*major_version_return != DBE_MAJOR_VERSION)
-        return (Status)0; /* failure */
-    else
-        return (Status)1; /* success */
-}
-
-
-/*
- * XdbeAllocateBackBuffer -
- *	This function returns a drawable ID used to refer to the back buffer
- *	of the specified window.  The swap_action is a hint to indicate the
- *	swap action that will likely be used in subsequent calls to
- *	XdbeSwapBuffers.  The actual swap action used in calls to
- *	XdbeSwapBuffers does not have to be the same as the swap_action
- *	passed to this function, though clients are encouraged to provide
- *	accurate information whenever possible.
- */
-
-XdbeBackBuffer XdbeAllocateBackBufferName(
-    Display *dpy,
-    Window window,
-    XdbeSwapAction swap_action)
-{
-    XExtDisplayInfo *info = find_display (dpy);
-    register xDbeAllocateBackBufferNameReq *req;
-    XdbeBackBuffer buffer;
-
-    /* make sure extension is available; if not, return the
-     * third parameter (0).
-     */
-    DbeCheckExtension (dpy, info, (XdbeBackBuffer)0);
-
-    /* allocate the id */
-    buffer = XAllocID (dpy);
-
-    LockDisplay(dpy);
-    DbeGetReq(DbeAllocateBackBufferName, req, info);
-    req->window = window;
-    req->swapAction = (unsigned char)swap_action;
-    req->buffer = buffer;
-
-    UnlockDisplay (dpy);
-    SyncHandle ();
-    return buffer;
-
-} /* XdbeAllocateBackBufferName() */
-
-/*
- * XdbeDeallocateBackBufferName - 
- *	This function frees a drawable ID, buffer, that was obtained via
- *	XdbeAllocateBackBufferName.  The buffer must refer to the back buffer
- *	of the specified window, or a protocol error results.
- */
-Status XdbeDeallocateBackBufferName (
-    Display *dpy,
-    XdbeBackBuffer buffer)
-{
-    XExtDisplayInfo *info = find_display (dpy);
-    register xDbeDeallocateBackBufferNameReq *req;
-
-    DbeCheckExtension (dpy, info, (Status)0 /* failure */);
-
-    LockDisplay (dpy);
-    DbeGetReq (DbeDeallocateBackBufferName, req, info);
-    req->buffer = buffer;
-    UnlockDisplay (dpy);
-    SyncHandle ();
-
-    return (Status)1; /* success */
-}
-
-
-/*
- * XdbeSwapBuffers - 
- *	This function swaps the front and back buffers for a list of windows.
- *	The argument num_windows specifies how many windows are to have their
- *	buffers swapped; it is the number of elements in the swap_info array.
- *	The argument swap_info specifies the information needed per window
- *	to do the swap.
- */
-Status XdbeSwapBuffers (
-    Display *dpy,
-    XdbeSwapInfo *swap_info,
-    int num_windows)
-{
-    XExtDisplayInfo *info = find_display (dpy);
-    register xDbeSwapBuffersReq *req;
-    int i;
-
-    DbeCheckExtension (dpy, info, (Status)0 /* failure */);
-
-    LockDisplay (dpy);
-    DbeGetReq (DbeSwapBuffers, req, info);
-    req->length += 2*num_windows;
-    req->n = num_windows;
-
-    /* We need to handle 64-bit machines, where we can not use PackData32
-     * directly because info would be lost in translating from 32- to 64-bit.
-     * Instead we send data via a loop that accounts for the translation.
-     */
-    for (i = 0; i < num_windows; i++)
-    {
-        char tmp[4];
-        Data32 (dpy, (long *)&swap_info[i].swap_window, 4);
-        tmp[0] = swap_info[i].swap_action;
-        Data (dpy, (char *)tmp, 4);
-    }
-
-    UnlockDisplay (dpy);
-    SyncHandle ();
-
-
-    return (Status)1; /* success */
-
-} /* XdbeSwapBuffers() */
-
-
-/*
- * XdbeBeginIdiom -
- *	This function marks the beginning of an idiom sequence.
- */
-Status XdbeBeginIdiom (Display *dpy)
-{
-    XExtDisplayInfo *info = find_display(dpy);
-    register xDbeBeginIdiomReq *req;
-
-    DbeCheckExtension (dpy, info, (Status)0 /* failure */);
-
-    LockDisplay (dpy);
-    DbeGetReq (DbeBeginIdiom, req, info);
-    UnlockDisplay (dpy);
-    SyncHandle ();
-
-    return (Status)1; /* success */
-}
-
-
-/*
- * XdbeEndIdiom -
- *	This function marks the end of an idiom sequence.
- */
-Status XdbeEndIdiom (Display *dpy)
-{
-    XExtDisplayInfo *info = find_display(dpy);
-    register xDbeEndIdiomReq *req;
-
-    DbeCheckExtension (dpy, info, (Status)0 /* failure */);
-
-    LockDisplay (dpy);
-    DbeGetReq (DbeEndIdiom, req, info);
-    UnlockDisplay (dpy);
-    SyncHandle ();
-
-    return (Status)1; /* success */
-}
-
-
-/*
- * XdbeGetVisualInfo -
- *	This function returns information about which visuals support
- *	double buffering.  The argument num_screens specifies how many
- *	elements there are in the screen_specifiers list.  Each drawable
- *	in screen_specifiers designates a screen for which the supported
- *	visuals are being requested.  If num_screens is zero, information
- *	for all screens is requested.  In this case, upon return from this
- *	function, num_screens will be set to the number of screens that were
- *	found.  If an error occurs, this function returns NULL, else it returns
- *	a pointer to a list of XdbeScreenVisualInfo structures of length
- *	num_screens.  The nth element in the returned list corresponds to the
- *	nth drawable in the screen_specifiers list, unless num_screens was
- *	passed in with the value zero, in which case the nth element in the
- *	returned list corresponds to the nth screen of the server, starting
- *	with screen zero.
- */
-XdbeScreenVisualInfo *XdbeGetVisualInfo (
-    Display        *dpy,
-    Drawable       *screen_specifiers,
-    int            *num_screens)  /* SEND and RETURN */
-{
-    XExtDisplayInfo *info = find_display(dpy);
-    register xDbeGetVisualInfoReq *req;
-    xDbeGetVisualInfoReply rep;
-    XdbeScreenVisualInfo *scrVisInfo;
-    int i;
-
-    DbeCheckExtension (dpy, info, (XdbeScreenVisualInfo *)NULL);
-
-    LockDisplay (dpy);
-
-    DbeGetReq(DbeGetVisualInfo, req, info);
-    req->length = 2 + *num_screens;
-    req->n      = *num_screens;
-    Data32 (dpy, screen_specifiers, (*num_screens * sizeof (CARD32)));
-
-    if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {
-        UnlockDisplay (dpy);
-        SyncHandle ();
-        return NULL;
-    }
-
-    /* return the number of screens actually found if we
-     * requested information about all screens (*num_screens == 0)
-     */
-    if (*num_screens == 0)
-       *num_screens = rep.m;
-
-    /* allocate list of visual information to be returned */
-    if (!(scrVisInfo =
-        (XdbeScreenVisualInfo *)Xmalloc(
-        (unsigned)(*num_screens * sizeof(XdbeScreenVisualInfo))))) {
-        UnlockDisplay (dpy);
-        SyncHandle ();
-        return NULL;
-    }
-
-    for (i = 0; i < *num_screens; i++)
-    {
-        int nbytes;
-        int j;
-        long c;
-
-        _XRead32 (dpy, &c, sizeof(CARD32));
-        scrVisInfo[i].count = c;
-
-        nbytes = scrVisInfo[i].count * sizeof(XdbeVisualInfo);
-
-        /* if we can not allocate the list of visual/depth info
-         * then free the lists that we already allocate as well
-         * as the visual info list itself
-         */
-        if (!(scrVisInfo[i].visinfo = (XdbeVisualInfo *)Xmalloc(
-            (unsigned)nbytes))) {
-            for (j = 0; j < i; j++) {
-                Xfree ((char *)scrVisInfo[j].visinfo);
-            }
-            Xfree ((char *)scrVisInfo);
-            UnlockDisplay (dpy);
-            SyncHandle ();
-            return NULL;
-        }
-    
-        /* Read the visual info item into the wire structure.  Then copy each
-         * element into the library structure.  The element sizes and/or
-         * padding may be different in the two structures.
-         */
-        for (j = 0; j < scrVisInfo[i].count; j++) {
-            xDbeVisInfo xvi;
-
-            _XRead (dpy, (char *)&xvi, sizeof(xDbeVisInfo));
-            scrVisInfo[i].visinfo[j].visual    = xvi.visualID;
-            scrVisInfo[i].visinfo[j].depth     = xvi.depth;
-            scrVisInfo[i].visinfo[j].perflevel = xvi.perfLevel;
-        }
-
-    }
-
-    UnlockDisplay (dpy);
-    SyncHandle ();
-    return scrVisInfo;
-
-} /* XdbeGetVisualInfo() */
-
-
-/*
- * XdbeFreeVisualInfo -
- *	This function frees the list of XdbeScreenVisualInfo returned by the
- *	function XdbeGetVisualInfo.
- */
-void XdbeFreeVisualInfo(XdbeScreenVisualInfo *visual_info)
-{
-    if (visual_info == NULL) {
-        return;
-    }
-
-    if (visual_info->visinfo) {
-        XFree(visual_info->visinfo);
-    }
-
-    XFree(visual_info);
-}
-
-
-/*
- * XdbeGetBackBufferAttributes -
- *	This function returns the attributes associated with the specified
- *	buffer.
- */
-XdbeBackBufferAttributes *XdbeGetBackBufferAttributes(
-    Display *dpy,
-    XdbeBackBuffer buffer)
-{
-    XExtDisplayInfo *info = find_display(dpy);
-    register xDbeGetBackBufferAttributesReq *req;
-    xDbeGetBackBufferAttributesReply rep;
-    XdbeBackBufferAttributes *attr;
-
-    DbeCheckExtension(dpy, info, (XdbeBackBufferAttributes *)NULL);
-
-    if (!(attr =
-       (XdbeBackBufferAttributes *)Xmalloc(sizeof(XdbeBackBufferAttributes)))) {
-        return NULL;
-    }
-
-    LockDisplay(dpy);
-    DbeGetReq(DbeGetBackBufferAttributes, req, info);
-    req->buffer = buffer;
-
-    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
-        UnlockDisplay (dpy);
-        SyncHandle ();
-	Xfree(attr);
-        return NULL;
-    }
-    attr->window = rep.attributes;
-
-    UnlockDisplay (dpy);
-    SyncHandle ();
-
-    return attr;
-}
-
+/* $Xorg: Xdbe.c,v 1.4 2000/08/17 19:45:53 cpqbld Exp $ */

+/******************************************************************************

+ * 

+ * Copyright (c) 1994, 1995  Hewlett-Packard Company

+ *

+ * Permission is hereby granted, free of charge, to any person obtaining

+ * a copy of this software and associated documentation files (the

+ * "Software"), to deal in the Software without restriction, including

+ * without limitation the rights to use, copy, modify, merge, publish,

+ * distribute, sublicense, and/or sell copies of the Software, and to

+ * permit persons to whom the Software is furnished to do so, subject to

+ * the following conditions:

+ * 

+ * The above copyright notice and this permission notice shall be included

+ * in all copies or substantial portions of the Software.

+ * 

+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

+ * IN NO EVENT SHALL HEWLETT-PACKARD COMPANY BE LIABLE FOR ANY CLAIM,

+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR

+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR

+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.

+ * 

+ * Except as contained in this notice, the name of the Hewlett-Packard

+ * Company shall not be used in advertising or otherwise to promote the

+ * sale, use or other dealings in this Software without prior written

+ * authorization from the Hewlett-Packard Company.

+ * 

+ *     Xlib DBE code

+ *

+ *****************************************************************************/

+/* $XFree86: xc/lib/Xext/Xdbe.c,v 3.7 2002/10/16 02:19:22 dawes Exp $ */

+

+#define NEED_EVENTS

+#define NEED_REPLIES

+#ifdef HAVE_CONFIG_H

+#include <config.h>

+#endif

+#include <stdio.h>

+#include <X11/Xlibint.h>

+#include <X11/extensions/Xext.h>

+#include <X11/extensions/extutil.h>

+#include <X11/extensions/Xdbe.h>

+#include <X11/extensions/dbeproto.h>

+

+static XExtensionInfo _dbe_info_data;

+static XExtensionInfo *dbe_info = &_dbe_info_data;

+static char *dbe_extension_name = DBE_PROTOCOL_NAME;

+

+#define DbeCheckExtension(dpy,i,val) \

+  XextCheckExtension (dpy, i, dbe_extension_name, val)

+#define DbeSimpleCheckExtension(dpy,i) \

+  XextSimpleCheckExtension (dpy, i, dbe_extension_name)

+

+#if !defined(UNIXCPP)

+#define DbeGetReq(name,req,info) GetReq (name, req); \

+        req->reqType = info->codes->major_opcode; \

+        req->dbeReqType = X_##name;

+#else

+#define DbeGetReq(name,req,info) GetReq (name, req); \

+        req->reqType = info->codes->major_opcode; \

+        req->dbeReqType = X_/**/name;

+#endif

+

+

+/*****************************************************************************

+ *                                                                           *

+ *			   private utility routines                          *

+ *                                                                           *

+ *****************************************************************************/

+

+/*

+ * find_display - locate the display info block

+ */

+static int close_display(Display *dpy, XExtCodes *codes);

+static char *error_string(Display *dpy, int code, XExtCodes *codes,

+			  char *buf, int n);

+static XExtensionHooks dbe_extension_hooks = {

+    NULL,                               /* create_gc */

+    NULL,                               /* copy_gc */

+    NULL,                               /* flush_gc */

+    NULL,                               /* free_gc */

+    NULL,                               /* create_font */

+    NULL,                               /* free_font */

+    close_display,                      /* close_display */

+    NULL,                               /* wire_to_event */

+    NULL,                               /* event_to_wire */

+    NULL,                               /* error */

+    error_string,                       /* error_string */

+};

+

+static char *dbe_error_list[] = {

+    "BadBuffer",			/* DbeBadBuffer */

+};

+

+static XEXT_GENERATE_FIND_DISPLAY (find_display, dbe_info,

+				   dbe_extension_name, 

+				   &dbe_extension_hooks, 

+				   DbeNumberEvents, NULL)

+

+static XEXT_GENERATE_CLOSE_DISPLAY (close_display, dbe_info)

+

+static XEXT_GENERATE_ERROR_STRING (error_string, dbe_extension_name,

+				   DbeNumberErrors, 

+				   dbe_error_list)

+

+

+/*****************************************************************************

+ *                                                                           *

+ *		       Double-Buffering public interfaces                    *

+ *                                                                           *

+ *****************************************************************************/

+

+/* 

+ * XdbeQueryExtension -

+ *	Sets major_version_return and minor_verion_return to the major and

+ *	minor DBE protocol version supported by the server.  If the DBE

+ *	library is compatible with the version returned by the server, this

+ *	function returns non-zero.  If dpy does not support the DBE

+ *	extension, or if there was an error during communication with the

+ *	server, or if the server and library protocol versions are

+ *	incompatible, this functions returns zero.  No other Xdbe functions

+ *	may be called before this function.   If a client violates this rule,

+ *	the effects of all subsequent Xdbe calls are undefined.

+ */

+Status XdbeQueryExtension (

+    Display *dpy,

+    int *major_version_return,

+    int *minor_version_return)

+{

+    XExtDisplayInfo *info = find_display (dpy);

+    xDbeGetVersionReply rep;

+    register xDbeGetVersionReq *req;

+

+    if (!XextHasExtension (info))

+        return (Status)0; /* failure */

+

+    LockDisplay (dpy);

+    DbeGetReq (DbeGetVersion, req, info);

+    req->majorVersion = DBE_MAJOR_VERSION;

+    req->minorVersion = DBE_MINOR_VERSION;

+

+    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {

+	UnlockDisplay (dpy);

+	SyncHandle ();

+	return (Status)0; /* failure */

+    }

+    *major_version_return = rep.majorVersion;

+    *minor_version_return = rep.minorVersion;

+    UnlockDisplay (dpy);

+

+    SyncHandle ();

+

+    if (*major_version_return != DBE_MAJOR_VERSION)

+        return (Status)0; /* failure */

+    else

+        return (Status)1; /* success */

+}

+

+

+/*

+ * XdbeAllocateBackBuffer -

+ *	This function returns a drawable ID used to refer to the back buffer

+ *	of the specified window.  The swap_action is a hint to indicate the

+ *	swap action that will likely be used in subsequent calls to

+ *	XdbeSwapBuffers.  The actual swap action used in calls to

+ *	XdbeSwapBuffers does not have to be the same as the swap_action

+ *	passed to this function, though clients are encouraged to provide

+ *	accurate information whenever possible.

+ */

+

+XdbeBackBuffer XdbeAllocateBackBufferName(

+    Display *dpy,

+    Window window,

+    XdbeSwapAction swap_action)

+{

+    XExtDisplayInfo *info = find_display (dpy);

+    register xDbeAllocateBackBufferNameReq *req;

+    XdbeBackBuffer buffer;

+

+    /* make sure extension is available; if not, return the

+     * third parameter (0).

+     */

+    DbeCheckExtension (dpy, info, (XdbeBackBuffer)0);

+

+    LockDisplay(dpy);

+    DbeGetReq(DbeAllocateBackBufferName, req, info);

+    req->window = window;

+    req->swapAction = (unsigned char)swap_action;

+    req->buffer = buffer = XAllocID (dpy);

+

+    UnlockDisplay (dpy);

+    SyncHandle ();

+    return buffer;

+

+} /* XdbeAllocateBackBufferName() */

+

+/*

+ * XdbeDeallocateBackBufferName - 

+ *	This function frees a drawable ID, buffer, that was obtained via

+ *	XdbeAllocateBackBufferName.  The buffer must refer to the back buffer

+ *	of the specified window, or a protocol error results.

+ */

+Status XdbeDeallocateBackBufferName (

+    Display *dpy,

+    XdbeBackBuffer buffer)

+{

+    XExtDisplayInfo *info = find_display (dpy);

+    register xDbeDeallocateBackBufferNameReq *req;

+

+    DbeCheckExtension (dpy, info, (Status)0 /* failure */);

+

+    LockDisplay (dpy);

+    DbeGetReq (DbeDeallocateBackBufferName, req, info);

+    req->buffer = buffer;

+    UnlockDisplay (dpy);

+    SyncHandle ();

+

+    return (Status)1; /* success */

+}

+

+

+/*

+ * XdbeSwapBuffers - 

+ *	This function swaps the front and back buffers for a list of windows.

+ *	The argument num_windows specifies how many windows are to have their

+ *	buffers swapped; it is the number of elements in the swap_info array.

+ *	The argument swap_info specifies the information needed per window

+ *	to do the swap.

+ */

+Status XdbeSwapBuffers (

+    Display *dpy,

+    XdbeSwapInfo *swap_info,

+    int num_windows)

+{

+    XExtDisplayInfo *info = find_display (dpy);

+    register xDbeSwapBuffersReq *req;

+    int i;

+

+    DbeCheckExtension (dpy, info, (Status)0 /* failure */);

+

+    LockDisplay (dpy);

+    DbeGetReq (DbeSwapBuffers, req, info);

+    req->length += 2*num_windows;

+    req->n = num_windows;

+

+    /* We need to handle 64-bit machines, where we can not use PackData32

+     * directly because info would be lost in translating from 32- to 64-bit.

+     * Instead we send data via a loop that accounts for the translation.

+     */

+    for (i = 0; i < num_windows; i++)

+    {

+        char tmp[4];

+        Data32 (dpy, (long *)&swap_info[i].swap_window, 4);

+        tmp[0] = swap_info[i].swap_action;

+        Data (dpy, (char *)tmp, 4);

+    }

+

+    UnlockDisplay (dpy);

+    SyncHandle ();

+

+

+    return (Status)1; /* success */

+

+} /* XdbeSwapBuffers() */

+

+

+/*

+ * XdbeBeginIdiom -

+ *	This function marks the beginning of an idiom sequence.

+ */

+Status XdbeBeginIdiom (Display *dpy)

+{

+    XExtDisplayInfo *info = find_display(dpy);

+    register xDbeBeginIdiomReq *req;

+

+    DbeCheckExtension (dpy, info, (Status)0 /* failure */);

+

+    LockDisplay (dpy);

+    DbeGetReq (DbeBeginIdiom, req, info);

+    UnlockDisplay (dpy);

+    SyncHandle ();

+

+    return (Status)1; /* success */

+}

+

+

+/*

+ * XdbeEndIdiom -

+ *	This function marks the end of an idiom sequence.

+ */

+Status XdbeEndIdiom (Display *dpy)

+{

+    XExtDisplayInfo *info = find_display(dpy);

+    register xDbeEndIdiomReq *req;

+

+    DbeCheckExtension (dpy, info, (Status)0 /* failure */);

+

+    LockDisplay (dpy);

+    DbeGetReq (DbeEndIdiom, req, info);

+    UnlockDisplay (dpy);

+    SyncHandle ();

+

+    return (Status)1; /* success */

+}

+

+

+/*

+ * XdbeGetVisualInfo -

+ *	This function returns information about which visuals support

+ *	double buffering.  The argument num_screens specifies how many

+ *	elements there are in the screen_specifiers list.  Each drawable

+ *	in screen_specifiers designates a screen for which the supported

+ *	visuals are being requested.  If num_screens is zero, information

+ *	for all screens is requested.  In this case, upon return from this

+ *	function, num_screens will be set to the number of screens that were

+ *	found.  If an error occurs, this function returns NULL, else it returns

+ *	a pointer to a list of XdbeScreenVisualInfo structures of length

+ *	num_screens.  The nth element in the returned list corresponds to the

+ *	nth drawable in the screen_specifiers list, unless num_screens was

+ *	passed in with the value zero, in which case the nth element in the

+ *	returned list corresponds to the nth screen of the server, starting

+ *	with screen zero.

+ */

+XdbeScreenVisualInfo *XdbeGetVisualInfo (

+    Display        *dpy,

+    Drawable       *screen_specifiers,

+    int            *num_screens)  /* SEND and RETURN */

+{

+    XExtDisplayInfo *info = find_display(dpy);

+    register xDbeGetVisualInfoReq *req;

+    xDbeGetVisualInfoReply rep;

+    XdbeScreenVisualInfo *scrVisInfo;

+    int i;

+

+    DbeCheckExtension (dpy, info, (XdbeScreenVisualInfo *)NULL);

+

+    LockDisplay (dpy);

+

+    DbeGetReq(DbeGetVisualInfo, req, info);

+    req->length = 2 + *num_screens;

+    req->n      = *num_screens;

+    Data32 (dpy, screen_specifiers, (*num_screens * sizeof (CARD32)));

+

+    if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {

+        UnlockDisplay (dpy);

+        SyncHandle ();

+        return NULL;

+    }

+

+    /* return the number of screens actually found if we

+     * requested information about all screens (*num_screens == 0)

+     */

+    if (*num_screens == 0)

+       *num_screens = rep.m;

+

+    /* allocate list of visual information to be returned */

+    if (!(scrVisInfo =

+        (XdbeScreenVisualInfo *)Xmalloc(

+        (unsigned)(*num_screens * sizeof(XdbeScreenVisualInfo))))) {

+        UnlockDisplay (dpy);

+        SyncHandle ();

+        return NULL;

+    }

+

+    for (i = 0; i < *num_screens; i++)

+    {

+        int nbytes;

+        int j;

+        long c;

+

+        _XRead32 (dpy, &c, sizeof(CARD32));

+        scrVisInfo[i].count = c;

+

+        nbytes = scrVisInfo[i].count * sizeof(XdbeVisualInfo);

+

+        /* if we can not allocate the list of visual/depth info

+         * then free the lists that we already allocate as well

+         * as the visual info list itself

+         */

+        if (!(scrVisInfo[i].visinfo = (XdbeVisualInfo *)Xmalloc(

+            (unsigned)nbytes))) {

+            for (j = 0; j < i; j++) {

+                Xfree ((char *)scrVisInfo[j].visinfo);

+            }

+            Xfree ((char *)scrVisInfo);

+            UnlockDisplay (dpy);

+            SyncHandle ();

+            return NULL;

+        }

+    

+        /* Read the visual info item into the wire structure.  Then copy each

+         * element into the library structure.  The element sizes and/or

+         * padding may be different in the two structures.

+         */

+        for (j = 0; j < scrVisInfo[i].count; j++) {

+            xDbeVisInfo xvi;

+

+            _XRead (dpy, (char *)&xvi, sizeof(xDbeVisInfo));

+            scrVisInfo[i].visinfo[j].visual    = xvi.visualID;

+            scrVisInfo[i].visinfo[j].depth     = xvi.depth;

+            scrVisInfo[i].visinfo[j].perflevel = xvi.perfLevel;

+        }

+

+    }

+

+    UnlockDisplay (dpy);

+    SyncHandle ();

+    return scrVisInfo;

+

+} /* XdbeGetVisualInfo() */

+

+

+/*

+ * XdbeFreeVisualInfo -

+ *	This function frees the list of XdbeScreenVisualInfo returned by the

+ *	function XdbeGetVisualInfo.

+ */

+void XdbeFreeVisualInfo(XdbeScreenVisualInfo *visual_info)

+{

+    if (visual_info == NULL) {

+        return;

+    }

+

+    if (visual_info->visinfo) {

+        XFree(visual_info->visinfo);

+    }

+

+    XFree(visual_info);

+}

+

+

+/*

+ * XdbeGetBackBufferAttributes -

+ *	This function returns the attributes associated with the specified

+ *	buffer.

+ */

+XdbeBackBufferAttributes *XdbeGetBackBufferAttributes(

+    Display *dpy,

+    XdbeBackBuffer buffer)

+{

+    XExtDisplayInfo *info = find_display(dpy);

+    register xDbeGetBackBufferAttributesReq *req;

+    xDbeGetBackBufferAttributesReply rep;

+    XdbeBackBufferAttributes *attr;

+

+    DbeCheckExtension(dpy, info, (XdbeBackBufferAttributes *)NULL);

+

+    if (!(attr =

+       (XdbeBackBufferAttributes *)Xmalloc(sizeof(XdbeBackBufferAttributes)))) {

+        return NULL;

+    }

+

+    LockDisplay(dpy);

+    DbeGetReq(DbeGetBackBufferAttributes, req, info);

+    req->buffer = buffer;

+

+    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {

+        UnlockDisplay (dpy);

+        SyncHandle ();

+	Xfree(attr);

+        return NULL;

+    }

+    attr->window = rep.attributes;

+

+    UnlockDisplay (dpy);

+    SyncHandle ();

+

+    return attr;

+}

+

diff --git a/libXext/src/extutil.c b/libXext/src/extutil.c
index ac861eaa4..144af9072 100644
--- a/libXext/src/extutil.c
+++ b/libXext/src/extutil.c
@@ -1,282 +1,282 @@
-/*
- * $Xorg: extutil.c,v 1.4 2001/02/09 02:03:49 xorgcvs Exp $
- *
-Copyright 1989, 1998  The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
- *
- * Author:  Jim Fulton, MIT X Consortium
- *
- * 
- * 		       Xlib Extension-Writing Utilities
- * 
- * This package contains utilities for writing the client API for various
- * protocol extensions.  THESE INTERFACES ARE NOT PART OF THE X STANDARD AND
- * ARE SUBJECT TO CHANGE!
- * 
- *  Routines include:
- * 
- *         XextCreateExtension		called once per extension
- *         XextDestroyExtension		if no longer using extension
- *         XextAddDisplay		add another display
- *         XextRemoveDisplay		remove a display
- *         XextFindDisplay		is a display open
- * 
- * In addition, the following Xlib-style interfaces are provided:
- * 
- *         XSetExtensionErrorHandler	establish an extension error handler
- *         XMissingExtension		raise an error about missing ext
- */
-/* $XFree86: xc/lib/Xext/extutil.c,v 1.5 2002/10/16 00:37:27 dawes Exp $ */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/Xlibint.h>
-#include <X11/extensions/Xext.h>
-#include <X11/extensions/extutil.h>
-#include <X11/extensions/ge.h>
-
-/* defined in Xge.c */
-extern Bool 
-xgeExtRegister(Display* dpy, int extension, XExtensionHooks* callbacks);
-
-/*
- * XextCreateExtension - return an extension descriptor containing context
- * information for this extension.  This object is passed to all Xext 
- * routines.
- */
-XExtensionInfo *XextCreateExtension (void)
-{
-    register XExtensionInfo *info =
-      (XExtensionInfo *) Xmalloc (sizeof (XExtensionInfo));
-
-    if (info) {
-	info->head = NULL;
-	info->cur = NULL;
-	info->ndisplays = 0;
-    }
-    return info;
-}
-
-
-/*
- * XextDestroyExtension - free memory the given extension descriptor
- */
-void XextDestroyExtension (XExtensionInfo *info)
-{
-    info->head = NULL;			/* to catch refs after this */
-    info->cur = NULL;
-    info->ndisplays = 0;
-    XFree ((char *) info);
-}
-
-
-
-/*
- * XextAddDisplay - add a display to this extension
- */
-XExtDisplayInfo *XextAddDisplay (
-    XExtensionInfo *extinfo,
-    Display *dpy,
-    char *ext_name,
-    XExtensionHooks *hooks,
-    int nevents,
-    XPointer data)
-{
-    XExtDisplayInfo *dpyinfo;
-
-    dpyinfo = (XExtDisplayInfo *) Xmalloc (sizeof (XExtDisplayInfo));
-    if (!dpyinfo) return NULL;
-    dpyinfo->display = dpy;
-    dpyinfo->data = data;
-    dpyinfo->codes = XInitExtension (dpy, ext_name);
-
-    /*
-     * if the server has the extension, then we can initialize the 
-     * appropriate function vectors
-     */
-    if (dpyinfo->codes) {
-	int i, j;
-
-	for (i = 0, j = dpyinfo->codes->first_event; i < nevents; i++, j++) {
-	    XESetWireToEvent (dpy, j, hooks->wire_to_event);
-	    XESetEventToWire (dpy, j, hooks->event_to_wire);
-	}
-
-        /* register extension for XGE */
-        if (strcmp(ext_name, GE_NAME))
-            xgeExtRegister(dpy, dpyinfo->codes->major_opcode, hooks);
-
-	if (hooks->create_gc)
-	  XESetCreateGC (dpy, dpyinfo->codes->extension, hooks->create_gc);
-	if (hooks->copy_gc)
-	  XESetCopyGC (dpy, dpyinfo->codes->extension, hooks->copy_gc);
-	if (hooks->flush_gc)
-	  XESetFlushGC (dpy, dpyinfo->codes->extension, hooks->flush_gc);
-	if (hooks->free_gc)
-	  XESetFreeGC (dpy, dpyinfo->codes->extension, hooks->free_gc);
-	if (hooks->create_font)
-	  XESetCreateFont (dpy, dpyinfo->codes->extension, hooks->create_font);
-	if (hooks->free_font)
-	  XESetFreeFont (dpy, dpyinfo->codes->extension, hooks->free_font);
-	if (hooks->close_display)
-	  XESetCloseDisplay (dpy, dpyinfo->codes->extension, 
-			     hooks->close_display);
-	if (hooks->error)
-	  XESetError (dpy, dpyinfo->codes->extension, hooks->error);
-	if (hooks->error_string)
-	  XESetErrorString (dpy, dpyinfo->codes->extension,
-			    hooks->error_string);
-    } else if (hooks->close_display) {
-	/* The server doesn't have this extension.
-	 * Use a private Xlib-internal extension to hang the close_display
-	 * hook on so that the "cache" (extinfo->cur) is properly cleaned.
-	 * (XBUG 7955)
-	 */
-	XExtCodes *codes = XAddExtension(dpy);
-	if (!codes) {
-	    XFree(dpyinfo);
-	    return NULL;
-	}
-	XESetCloseDisplay (dpy, codes->extension, hooks->close_display);
-    }
-
-    /*
-     * now, chain it onto the list
-     */
-    _XLockMutex(_Xglobal_lock);
-    dpyinfo->next = extinfo->head;
-    extinfo->head = dpyinfo;
-    extinfo->cur = dpyinfo;
-    extinfo->ndisplays++;
-    _XUnlockMutex(_Xglobal_lock);
-    return dpyinfo;
-}
-
-
-/*
- * XextRemoveDisplay - remove the indicated display from the extension object
- */
-int XextRemoveDisplay (XExtensionInfo *extinfo, Display *dpy)
-{
-    XExtDisplayInfo *dpyinfo, *prev;
-
-    /*
-     * locate this display and its back link so that it can be removed
-     */
-    _XLockMutex(_Xglobal_lock);
-    prev = NULL;
-    for (dpyinfo = extinfo->head; dpyinfo; dpyinfo = dpyinfo->next) {
-	if (dpyinfo->display == dpy) break;
-	prev = dpyinfo;
-    }
-    if (!dpyinfo) {
-	_XUnlockMutex(_Xglobal_lock);
-	return 0;		/* hmm, actually an error */
-    }
-
-    /*
-     * remove the display from the list; handles going to zero
-     */
-    if (prev)
-	prev->next = dpyinfo->next;
-    else
-	extinfo->head = dpyinfo->next;
-
-    extinfo->ndisplays--;
-    if (dpyinfo == extinfo->cur) extinfo->cur = NULL;  /* flush cache */
-    _XUnlockMutex(_Xglobal_lock);
-
-    Xfree ((char *) dpyinfo);
-    return 1;
-}
-
-
-/*
- * XextFindDisplay - look for a display in this extension; keeps a cache
- * of the most-recently used for efficiency.
- */
-XExtDisplayInfo *XextFindDisplay (XExtensionInfo *extinfo, Display *dpy)
-{
-    register XExtDisplayInfo *dpyinfo;
-
-    /*
-     * see if this was the most recently accessed display
-     */
-    if ((dpyinfo = extinfo->cur)&& dpyinfo->display == dpy) return dpyinfo;
-
-
-    /*
-     * look for display in list
-     */
-    _XLockMutex(_Xglobal_lock);
-    for (dpyinfo = extinfo->head; dpyinfo; dpyinfo = dpyinfo->next) {
-	if (dpyinfo->display == dpy) {
-	    extinfo->cur = dpyinfo;	/* cache most recently used */
-	    _XUnlockMutex(_Xglobal_lock);
-	    return dpyinfo;
-	}
-    }
-    _XUnlockMutex(_Xglobal_lock);
-
-    return NULL;
-}
-
-
-
-static int _default_exterror (Display *dpy, _Xconst char *ext_name, _Xconst char *reason)
-{
-    fprintf (stderr, "Xlib:  extension \"%s\" %s on display \"%s\".\n",
-	     ext_name, reason, DisplayString(dpy));
-    return 0;
-}
-
-
-/*
- * XSetExtensionErrorHandler - sets the handler that gets called when a 
- * requested extension is referenced.  This should eventually move into Xlib.
- */
-
-extern XextErrorHandler _XExtensionErrorFunction;
-
-XextErrorHandler XSetExtensionErrorHandler (XextErrorHandler handler)
-{
-    XextErrorHandler oldhandler = _XExtensionErrorFunction;
-
-    _XExtensionErrorFunction = (handler ? handler :
-				_default_exterror);
-    return oldhandler;
-}
-
-
-/*
- * XMissingExtension - call the extension error handler
- */
-int XMissingExtension (Display *dpy, _Xconst char *ext_name)
-{
-    XextErrorHandler func = (_XExtensionErrorFunction ?
-			     _XExtensionErrorFunction : _default_exterror);
-
-    if (!ext_name) ext_name = X_EXTENSION_UNKNOWN;
-    return (*func) (dpy, ext_name, X_EXTENSION_MISSING);
-}
+/*

+ * $Xorg: extutil.c,v 1.4 2001/02/09 02:03:49 xorgcvs Exp $

+ *

+Copyright 1989, 1998  The Open Group

+

+Permission to use, copy, modify, distribute, and sell this software and its

+documentation for any purpose is hereby granted without fee, provided that

+the above copyright notice appear in all copies and that both that

+copyright notice and this permission notice appear in supporting

+documentation.

+

+The above copyright notice and this permission notice shall be included in

+all copies or substantial portions of the Software.

+

+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE

+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN

+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

+

+Except as contained in this notice, the name of The Open Group shall not be

+used in advertising or otherwise to promote the sale, use or other dealings

+in this Software without prior written authorization from The Open Group.

+ *

+ * Author:  Jim Fulton, MIT X Consortium

+ *

+ * 

+ * 		       Xlib Extension-Writing Utilities

+ * 

+ * This package contains utilities for writing the client API for various

+ * protocol extensions.  THESE INTERFACES ARE NOT PART OF THE X STANDARD AND

+ * ARE SUBJECT TO CHANGE!

+ * 

+ *  Routines include:

+ * 

+ *         XextCreateExtension		called once per extension

+ *         XextDestroyExtension		if no longer using extension

+ *         XextAddDisplay		add another display

+ *         XextRemoveDisplay		remove a display

+ *         XextFindDisplay		is a display open

+ * 

+ * In addition, the following Xlib-style interfaces are provided:

+ * 

+ *         XSetExtensionErrorHandler	establish an extension error handler

+ *         XMissingExtension		raise an error about missing ext

+ */

+/* $XFree86: xc/lib/Xext/extutil.c,v 1.5 2002/10/16 00:37:27 dawes Exp $ */

+

+#ifdef HAVE_CONFIG_H

+#include <config.h>

+#endif

+#include <stdio.h>

+#include <X11/Xlibint.h>

+#include <X11/extensions/Xext.h>

+#include <X11/extensions/extutil.h>

+#include <X11/extensions/ge.h>

+

+/* defined in Xge.c */

+extern _X_HIDDEN Bool 

+xgeExtRegister(Display* dpy, int extension, XExtensionHooks* callbacks);

+

+/*

+ * XextCreateExtension - return an extension descriptor containing context

+ * information for this extension.  This object is passed to all Xext 

+ * routines.

+ */

+XExtensionInfo *XextCreateExtension (void)

+{

+    register XExtensionInfo *info =

+      (XExtensionInfo *) Xmalloc (sizeof (XExtensionInfo));

+

+    if (info) {

+	info->head = NULL;

+	info->cur = NULL;

+	info->ndisplays = 0;

+    }

+    return info;

+}

+

+

+/*

+ * XextDestroyExtension - free memory the given extension descriptor

+ */

+void XextDestroyExtension (XExtensionInfo *info)

+{

+    info->head = NULL;			/* to catch refs after this */

+    info->cur = NULL;

+    info->ndisplays = 0;

+    XFree ((char *) info);

+}

+

+

+

+/*

+ * XextAddDisplay - add a display to this extension

+ */

+XExtDisplayInfo *XextAddDisplay (

+    XExtensionInfo *extinfo,

+    Display *dpy,

+    char *ext_name,

+    XExtensionHooks *hooks,

+    int nevents,

+    XPointer data)

+{

+    XExtDisplayInfo *dpyinfo;

+

+    dpyinfo = (XExtDisplayInfo *) Xmalloc (sizeof (XExtDisplayInfo));

+    if (!dpyinfo) return NULL;

+    dpyinfo->display = dpy;

+    dpyinfo->data = data;

+    dpyinfo->codes = XInitExtension (dpy, ext_name);

+

+    /*

+     * if the server has the extension, then we can initialize the 

+     * appropriate function vectors

+     */

+    if (dpyinfo->codes) {

+	int i, j;

+

+	for (i = 0, j = dpyinfo->codes->first_event; i < nevents; i++, j++) {

+	    XESetWireToEvent (dpy, j, hooks->wire_to_event);

+	    XESetEventToWire (dpy, j, hooks->event_to_wire);

+	}

+

+        /* register extension for XGE */

+        if (strcmp(ext_name, GE_NAME))

+            xgeExtRegister(dpy, dpyinfo->codes->major_opcode, hooks);

+

+	if (hooks->create_gc)

+	  XESetCreateGC (dpy, dpyinfo->codes->extension, hooks->create_gc);

+	if (hooks->copy_gc)

+	  XESetCopyGC (dpy, dpyinfo->codes->extension, hooks->copy_gc);

+	if (hooks->flush_gc)

+	  XESetFlushGC (dpy, dpyinfo->codes->extension, hooks->flush_gc);

+	if (hooks->free_gc)

+	  XESetFreeGC (dpy, dpyinfo->codes->extension, hooks->free_gc);

+	if (hooks->create_font)

+	  XESetCreateFont (dpy, dpyinfo->codes->extension, hooks->create_font);

+	if (hooks->free_font)

+	  XESetFreeFont (dpy, dpyinfo->codes->extension, hooks->free_font);

+	if (hooks->close_display)

+	  XESetCloseDisplay (dpy, dpyinfo->codes->extension, 

+			     hooks->close_display);

+	if (hooks->error)

+	  XESetError (dpy, dpyinfo->codes->extension, hooks->error);

+	if (hooks->error_string)

+	  XESetErrorString (dpy, dpyinfo->codes->extension,

+			    hooks->error_string);

+    } else if (hooks->close_display) {

+	/* The server doesn't have this extension.

+	 * Use a private Xlib-internal extension to hang the close_display

+	 * hook on so that the "cache" (extinfo->cur) is properly cleaned.

+	 * (XBUG 7955)

+	 */

+	XExtCodes *codes = XAddExtension(dpy);

+	if (!codes) {

+	    XFree(dpyinfo);

+	    return NULL;

+	}

+	XESetCloseDisplay (dpy, codes->extension, hooks->close_display);

+    }

+

+    /*

+     * now, chain it onto the list

+     */

+    _XLockMutex(_Xglobal_lock);

+    dpyinfo->next = extinfo->head;

+    extinfo->head = dpyinfo;

+    extinfo->cur = dpyinfo;

+    extinfo->ndisplays++;

+    _XUnlockMutex(_Xglobal_lock);

+    return dpyinfo;

+}

+

+

+/*

+ * XextRemoveDisplay - remove the indicated display from the extension object

+ */

+int XextRemoveDisplay (XExtensionInfo *extinfo, Display *dpy)

+{

+    XExtDisplayInfo *dpyinfo, *prev;

+

+    /*

+     * locate this display and its back link so that it can be removed

+     */

+    _XLockMutex(_Xglobal_lock);

+    prev = NULL;

+    for (dpyinfo = extinfo->head; dpyinfo; dpyinfo = dpyinfo->next) {

+	if (dpyinfo->display == dpy) break;

+	prev = dpyinfo;

+    }

+    if (!dpyinfo) {

+	_XUnlockMutex(_Xglobal_lock);

+	return 0;		/* hmm, actually an error */

+    }

+

+    /*

+     * remove the display from the list; handles going to zero

+     */

+    if (prev)

+	prev->next = dpyinfo->next;

+    else

+	extinfo->head = dpyinfo->next;

+

+    extinfo->ndisplays--;

+    if (dpyinfo == extinfo->cur) extinfo->cur = NULL;  /* flush cache */

+    _XUnlockMutex(_Xglobal_lock);

+

+    Xfree ((char *) dpyinfo);

+    return 1;

+}

+

+

+/*

+ * XextFindDisplay - look for a display in this extension; keeps a cache

+ * of the most-recently used for efficiency.

+ */

+XExtDisplayInfo *XextFindDisplay (XExtensionInfo *extinfo, Display *dpy)

+{

+    register XExtDisplayInfo *dpyinfo;

+

+    /*

+     * see if this was the most recently accessed display

+     */

+    if ((dpyinfo = extinfo->cur)&& dpyinfo->display == dpy) return dpyinfo;

+

+

+    /*

+     * look for display in list

+     */

+    _XLockMutex(_Xglobal_lock);

+    for (dpyinfo = extinfo->head; dpyinfo; dpyinfo = dpyinfo->next) {

+	if (dpyinfo->display == dpy) {

+	    extinfo->cur = dpyinfo;	/* cache most recently used */

+	    _XUnlockMutex(_Xglobal_lock);

+	    return dpyinfo;

+	}

+    }

+    _XUnlockMutex(_Xglobal_lock);

+

+    return NULL;

+}

+

+

+

+static int _default_exterror (Display *dpy, _Xconst char *ext_name, _Xconst char *reason)

+{

+    fprintf (stderr, "Xlib:  extension \"%s\" %s on display \"%s\".\n",

+	     ext_name, reason, DisplayString(dpy));

+    return 0;

+}

+

+

+/*

+ * XSetExtensionErrorHandler - sets the handler that gets called when a 

+ * requested extension is referenced.  This should eventually move into Xlib.

+ */

+

+extern XextErrorHandler _XExtensionErrorFunction;

+

+XextErrorHandler XSetExtensionErrorHandler (XextErrorHandler handler)

+{

+    XextErrorHandler oldhandler = _XExtensionErrorFunction;

+

+    _XExtensionErrorFunction = (handler ? handler :

+				_default_exterror);

+    return oldhandler;

+}

+

+

+/*

+ * XMissingExtension - call the extension error handler

+ */

+int XMissingExtension (Display *dpy, _Xconst char *ext_name)

+{

+    XextErrorHandler func = (_XExtensionErrorFunction ?

+			     _XExtensionErrorFunction : _default_exterror);

+

+    if (!ext_name) ext_name = X_EXTENSION_UNKNOWN;

+    return (*func) (dpy, ext_name, X_EXTENSION_MISSING);

+}