Remove libxcb-xlib and xcbxlib.h.

8 files changed, 6 insertions, 220 deletions

diff --git a/Makefile.am b/Makefile.am
index ee97180..3a2f6f5 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -2,9 +2,7 @@ SUBDIRS=src tests doc
 
 pkgconfigdir = $(libdir)/pkgconfig
 
-pkgconfig_DATA = \
-xcb.pc \
-xcb-xlib.pc
+pkgconfig_DATA = xcb.pc
 
 if BUILD_COMPOSITE
 pkgconfig_DATA += xcb-composite.pc
diff --git a/configure.ac b/configure.ac
index 01655cc..484c875 100644
--- a/configure.ac
+++ b/configure.ac
@@ -50,8 +50,6 @@ PKG_CHECK_MODULES(XDMCP, xdmcp,
 		], [$XDMCP_LIBS]),
 	[AC_MSG_RESULT(no)])
 
-AC_CHECK_HEADER([execinfo.h], [AC_DEFINE(HAVE_BACKTRACE,1,[Has backtrace*() needed for retrieving stack traces])])
-
 AC_SUBST(NEEDED)
 
 # Find the xcb-proto protocol descriptions
@@ -151,7 +149,6 @@ tests/Makefile
 
 AC_CONFIG_FILES([
 xcb.pc
-xcb-xlib.pc
 xcb-composite.pc
 xcb-damage.pc
 xcb-dpms.pc
diff --git a/src/Makefile.am b/src/Makefile.am
index aa8b755..bf6e991 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,5 +1,4 @@
-lib_LTLIBRARIES = libxcb.la \
-                  libxcb-xlib.la
+lib_LTLIBRARIES = libxcb.la
 
 EXTHEADERS =	xproto.h \
 		bigreq.h \
@@ -29,10 +28,6 @@ libxcb_la_LDFLAGS = -version-info 1:0:0
 
 XCB_LIBS = libxcb.la
 
-libxcb_xlib_la_LDFLAGS = -version-info 0:0:0
-libxcb_xlib_la_LIBADD = $(XCB_LIBS)
-libxcb_xlib_la_SOURCES = xcb_xlib.c
-
 # FIXME: find a way to autogenerate this from the XML files.
 
 EXTHEADERS += composite.h
@@ -257,7 +252,7 @@ endif
 
 
 
-xcbinclude_HEADERS = xcb.h xcbext.h xcbxlib.h $(EXTHEADERS)
+xcbinclude_HEADERS = xcb.h xcbext.h $(EXTHEADERS)
 noinst_HEADERS = xcbint.h
 
 BUILT_SOURCES = $(EXTSOURCES) $(EXTHEADERS)
diff --git a/src/xcb_conn.c b/src/xcb_conn.c
index 02f60bd..2bb8661 100644
--- a/src/xcb_conn.c
+++ b/src/xcb_conn.c
@@ -59,21 +59,6 @@ static int set_fd_flags(const int fd)
     return 1;
 }
 
-static int _xcb_xlib_init(_xcb_xlib *xlib)
-{
-    xlib->lock = 0;
-#ifndef NDEBUG
-    xlib->sloppy_lock = (getenv("LIBXCB_ALLOW_SLOPPY_LOCK") != 0);
-#endif
-    pthread_cond_init(&xlib->cond, 0);
-    return 1;
-}
-
-static void _xcb_xlib_destroy(_xcb_xlib *xlib)
-{
-    pthread_cond_destroy(&xlib->cond);
-}
-
 static int write_setup(xcb_connection_t *c, xcb_auth_info_t *auth_info)
 {
     static const char pad[3];
@@ -230,7 +215,6 @@ xcb_connection_t *xcb_connect_to_fd(int fd, xcb_auth_info_t *auth_info)
     if(!(
         set_fd_flags(fd) &&
         pthread_mutex_init(&c->iolock, 0) == 0 &&
-        _xcb_xlib_init(&c->xlib) &&
         _xcb_in_init(&c->in) &&
         _xcb_out_init(&c->out) &&
         write_setup(c, auth_info) &&
@@ -255,7 +239,6 @@ void xcb_disconnect(xcb_connection_t *c)
     close(c->fd);
 
     pthread_mutex_destroy(&c->iolock);
-    _xcb_xlib_destroy(&c->xlib);
     _xcb_in_destroy(&c->in);
     _xcb_out_destroy(&c->out);
 
@@ -275,12 +258,6 @@ void _xcb_conn_shutdown(xcb_connection_t *c)
 void _xcb_lock_io(xcb_connection_t *c)
 {
     pthread_mutex_lock(&c->iolock);
-    while(c->xlib.lock)
-    {
-        if(pthread_equal(c->xlib.thread, pthread_self()))
-            break;
-        pthread_cond_wait(&c->xlib.cond, &c->iolock);
-    }
 }
 
 void _xcb_unlock_io(xcb_connection_t *c)
@@ -290,25 +267,12 @@ void _xcb_unlock_io(xcb_connection_t *c)
 
 void _xcb_wait_io(xcb_connection_t *c, pthread_cond_t *cond)
 {
-    int xlib_locked = c->xlib.lock;
-    if(xlib_locked)
-    {
-        c->xlib.lock = 0;
-        pthread_cond_broadcast(&c->xlib.cond);
-    }
     pthread_cond_wait(cond, &c->iolock);
-    if(xlib_locked)
-    {
-        while(c->xlib.lock)
-            pthread_cond_wait(&c->xlib.cond, &c->iolock);
-        c->xlib.lock = 1;
-        c->xlib.thread = pthread_self();
-    }
 }
 
 int _xcb_conn_wait(xcb_connection_t *c, pthread_cond_t *cond, struct iovec **vector, int *count)
 {
-    int ret, xlib_locked;
+    int ret;
     fd_set rfds, wfds;
 
     /* If the thing I should be doing is already being done, wait for it. */
@@ -329,12 +293,6 @@ int _xcb_conn_wait(xcb_connection_t *c, pthread_cond_t *cond, struct iovec **vec
         ++c->out.writing;
     }
 
-    xlib_locked = c->xlib.lock;
-    if(xlib_locked)
-    {
-        c->xlib.lock = 0;
-        pthread_cond_broadcast(&c->xlib.cond);
-    }
     _xcb_unlock_io(c);
     do {
 	ret = select(c->fd + 1, &rfds, &wfds, 0, 0);
@@ -345,11 +303,6 @@ int _xcb_conn_wait(xcb_connection_t *c, pthread_cond_t *cond, struct iovec **vec
 	ret = 0;
     }
     _xcb_lock_io(c);
-    if(xlib_locked)
-    {
-        c->xlib.lock = 1;
-        c->xlib.thread = pthread_self();
-    }
 
     if(ret)
     {
diff --git a/src/xcb_xlib.c b/src/xcb_xlib.c
deleted file mode 100644
index 1b573e8..0000000
--- a/src/xcb_xlib.c
+++ /dev/null
@@ -1,87 +0,0 @@
-/* Copyright (C) 2005 Bart Massey and Jamey Sharp.
- *
- * 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 THE
- * AUTHORS 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 names of the authors or their
- * institutions 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 authors.
- */
-
-#include "xcbxlib.h"
-#include "xcbint.h"
-
-#include <assert.h>
-
-#ifdef HAVE_BACKTRACE
-#include <execinfo.h>
-#include <stdio.h>
-#include <stdlib.h>
-#endif
-
-static void xcb_xlib_printbt(void)
-{
-#ifdef HAVE_BACKTRACE
-	void *array[20];
-	int size;
-	char **strings;
-	int i;
-
-	size = backtrace(array, 20);
-	strings = backtrace_symbols(array, size);
-
-	fprintf(stderr, "Locking assertion failure.  Backtrace:\n");
-
-	for (i = 0; i < size; ++i)
-		fprintf(stderr, "#%i %s\n", i, strings[i]);
-
-	free(strings);
-#endif
-}
-
-#ifndef NDEBUG
-#define xcb_assert(c,x) do { if (!(x)) { xcb_xlib_printbt(); if (!(c)->xlib.sloppy_lock) assert(x); } } while(0)
-#else
-#define xcb_assert(c,x)
-#endif
-
-unsigned int xcb_get_request_sent(xcb_connection_t *c)
-{
-    if(c->has_error)
-        return 0;
-    return c->out.request;
-}
-
-void xcb_xlib_lock(xcb_connection_t *c)
-{
-    _xcb_lock_io(c);
-    xcb_assert(c, !c->xlib.lock);
-    c->xlib.lock = 1;
-    c->xlib.thread = pthread_self();
-    _xcb_unlock_io(c);
-}
-
-void xcb_xlib_unlock(xcb_connection_t *c)
-{
-    _xcb_lock_io(c);
-    xcb_assert(c, c->xlib.lock);
-    xcb_assert(c, pthread_equal(c->xlib.thread, pthread_self()));
-    c->xlib.lock = 0;
-    pthread_cond_broadcast(&c->xlib.cond);
-    _xcb_unlock_io(c);
-}
diff --git a/src/xcbint.h b/src/xcbint.h
index 22f8f41..909f043 100644
--- a/src/xcbint.h
+++ b/src/xcbint.h
@@ -126,16 +126,6 @@ int _xcb_in_read(xcb_connection_t *c);
 int _xcb_in_read_block(xcb_connection_t *c, void *buf, int nread);
 
 
-/* xcb_xlib.c */
-
-typedef struct _xcb_xlib {
-    int lock;
-    int sloppy_lock;
-    pthread_t thread;
-    pthread_cond_t cond;
-} _xcb_xlib;
-
-
 /* xcb_xid.c */
 
 typedef struct _xcb_xid {
@@ -173,7 +163,6 @@ struct xcb_connection_t {
 
     /* I/O data */
     pthread_mutex_t iolock;
-    _xcb_xlib xlib;
     _xcb_in in;
     _xcb_out out;
 
@@ -183,6 +172,8 @@ struct xcb_connection_t {
 };
 
 void _xcb_conn_shutdown(xcb_connection_t *c);
+void _xcb_lock_io(xcb_connection_t *c);
+void _xcb_unlock_io(xcb_connection_t *c);
 void _xcb_wait_io(xcb_connection_t *c, pthread_cond_t *cond);
 int _xcb_conn_wait(xcb_connection_t *c, pthread_cond_t *cond, struct iovec **vector, int *count);
 
@@ -195,10 +186,4 @@ int _xcb_get_auth_info(int fd, xcb_auth_info_t *info, int display);
 #pragma GCC visibility pop
 #endif
 
-
-/* xcb_conn.c symbols visible to xcb-xlib */
-
-void _xcb_lock_io(xcb_connection_t *c);
-void _xcb_unlock_io(xcb_connection_t *c);
-
 #endif
diff --git a/src/xcbxlib.h b/src/xcbxlib.h
deleted file mode 100644
index 4cb5cd4..0000000
--- a/src/xcbxlib.h
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Copyright (C) 2005 Bart Massey and Jamey Sharp.
- * All Rights Reserved.
- *
- * 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 THE
- * AUTHORS 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 names of the authors or their
- * institutions 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 authors.
- */
-
-/* This include file declares functions used by Xlib/XCB, but nothing else
- * should ever use these functions or link to libxcb-xlib. */
-
-#ifndef __XCBXLIB_H
-#define __XCBXLIB_H
-
-#include <pthread.h>
-#include "xcb.h"
-
-/* The caller of this function must hold the xlib lock, using the lock
- * functions below. */
-unsigned int xcb_get_request_sent(xcb_connection_t *c);
-
-void xcb_xlib_lock(xcb_connection_t *c);
-void xcb_xlib_unlock(xcb_connection_t *c);
-
-#endif
diff --git a/xcb-xlib.pc.in b/xcb-xlib.pc.in
deleted file mode 100644
index f28b529..0000000
--- a/xcb-xlib.pc.in
+++ /dev/null
@@ -1,11 +0,0 @@
-prefix=@prefix@
-exec_prefix=@exec_prefix@
-libdir=@libdir@
-includedir=@includedir@
-
-Name: XCB Xlib
-Description: XCB Xlib support functions
-Version: @PACKAGE_VERSION@
-Requires: xcb
-Libs: -L${libdir} -lxcb-xlib
-Cflags: -I${includedir}