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authormarha <marha@users.sourceforge.net>2010-05-27 08:08:37 +0000
committermarha <marha@users.sourceforge.net>2010-05-27 08:08:37 +0000
commit958dcdff6d845fcff20a414bd28be8ee2ced8c6c (patch)
tree3bc998a5af389cd1357dd672d96828573025cd0a /libXext/src
parent9b02c06e9c08d3d537d0a6fed3304b2146d49511 (diff)
parentbc4f49f9a9eccb73bc2c5610295febaf4b14559e (diff)
downloadvcxsrv-958dcdff6d845fcff20a414bd28be8ee2ced8c6c.tar.gz
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svn merge ^/branches/released .
Diffstat (limited to 'libXext/src')
-rw-r--r--libXext/src/Makefile.am134
-rw-r--r--libXext/src/Makefile.in683
-rw-r--r--libXext/src/Xdbe.c947
-rw-r--r--libXext/src/extutil.c564
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="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
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-INSTALL_HEADER = $(INSTALL_DATA)
-transform = $(program_transform_name)
-NORMAL_INSTALL = :
-PRE_INSTALL = :
-POST_INSTALL = :
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-PRE_UNINSTALL = :
-POST_UNINSTALL = :
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-host_triplet = @host@
-subdir = src
-DIST_COMMON = $(libXextinclude_HEADERS) $(srcdir)/Makefile.am \
- $(srcdir)/Makefile.in
-ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-am__aclocal_m4_deps = $(top_srcdir)/configure.ac
-am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
- $(ACLOCAL_M4)
-mkinstalldirs = $(install_sh) -d
-CONFIG_HEADER = $(top_builddir)/config.h
-CONFIG_CLEAN_FILES =
-CONFIG_CLEAN_VPATH_FILES =
-am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`;
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- *) f=$$p;; \
- esac;
-am__strip_dir = f=`echo $$p | sed -e 's|^.*/||'`;
-am__install_max = 40
-am__nobase_strip_setup = \
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-am__nobase_list = $(am__nobase_strip_setup); \
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- sed "s| $$srcdirstrip/| |;"' / .*\//!s/ .*/ ./; s,\( .*\)/[^/]*$$,\1,' | \
- $(AWK) 'BEGIN { files["."] = "" } { files[$$2] = files[$$2] " " $$1; \
- if (++n[$$2] == $(am__install_max)) \
- { print $$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
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-am__v_lt_0 = --silent
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- $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
- $(libXext_la_LDFLAGS) $(LDFLAGS) -o $@
-DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir)
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-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) \
- $(AM_CFLAGS) $(CFLAGS)
-AM_V_CC = $(am__v_CC_$(V))
-am__v_CC_ = $(am__v_CC_$(AM_DEFAULT_VERBOSITY))
-am__v_CC_0 = @echo " CC " $@;
-AM_V_at = $(am__v_at_$(V))
-am__v_at_ = $(am__v_at_$(AM_DEFAULT_VERBOSITY))
-am__v_at_0 = @
-CCLD = $(CC)
-LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
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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)
-HEADERS = $(libXextinclude_HEADERS)
-ETAGS = etags
-CTAGS = ctags
-DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
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-ADMIN_MAN_SUFFIX = @ADMIN_MAN_SUFFIX@
-AMTAR = @AMTAR@
-AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@
-APP_MAN_DIR = @APP_MAN_DIR@
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-XEXT_CFLAGS = @XEXT_CFLAGS@
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- 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 \
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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);
+}