#include "xcbint.h"
#if USE_POLL
#include <poll.h>
-#else
+#endif
+#ifndef _WIN32
#include <sys/select.h>
+#include <sys/socket.h>
#endif
+#ifdef _WIN32
+#include "xcb_windefs.h"
+#endif /* _WIN32 */
+
#define XCB_ERROR 0
#define XCB_REPLY 1
#define XCB_XGE_EVENT 35
+/* required for compiling for Win32 using MinGW */
+#ifndef MSG_WAITALL
+#define MSG_WAITALL 0
+#endif
+
struct event_list {
xcb_generic_event_t *event;
struct event_list *next;
struct reader_list *next;
} reader_list;
-static void wake_up_next_reader(xcb_connection_t *c)
-{
- int pthreadret;
- if(c->in.readers)
- pthreadret = pthread_cond_signal(c->in.readers->data);
- else
- pthreadret = pthread_cond_signal(&c->in.event_cond);
- assert(pthreadret == 0);
-}
-
static int read_packet(xcb_connection_t *c)
{
xcb_generic_reply_t genrep;
int done = 0;
while(done < len)
{
- int ret = read(fd, ((char *) buf) + done, len - done);
+ int ret = recv(fd, ((char *) buf) + done, len - done,MSG_WAITALL);
if(ret > 0)
done += ret;
+#ifndef _WIN32
if(ret < 0 && errno == EAGAIN)
+#else
+ if(ret == SOCKET_ERROR && WSAGetLastError() == WSAEWOULDBLOCK)
+#endif /* !_Win32 */
{
#if USE_POLL
struct pollfd pfd;
fd_set fds;
FD_ZERO(&fds);
FD_SET(fd, &fds);
+
+ /* Initializing errno here makes sure that for Win32 this loop will execute only once */
+ errno = 0;
do {
ret = select(fd + 1, &fds, 0, 0, 0);
} while (ret == -1 && errno == EINTR);
-#endif
+#endif /* USE_POLL */
}
if(ret <= 0)
return ret;
pthread_cond_destroy(&cond);
}
- wake_up_next_reader(c);
+ _xcb_in_wake_up_next_reader(c);
pthread_mutex_unlock(&c->iolock);
return ret;
}
if(!_xcb_conn_wait(c, &c->in.event_cond, 0, 0))
break;
- wake_up_next_reader(c);
+ _xcb_in_wake_up_next_reader(c);
pthread_mutex_unlock(&c->iolock);
return ret;
}
void *reply;
if(c->has_error)
return 0;
- if(XCB_SEQUENCE_COMPARE_32(cookie.sequence,>,c->in.request_expected)
+ if(XCB_SEQUENCE_COMPARE_32(cookie.sequence,>=,c->in.request_expected)
&& XCB_SEQUENCE_COMPARE_32(cookie.sequence,>,c->in.request_completed))
{
free(xcb_get_input_focus_reply(c, xcb_get_input_focus(c), &ret));
}
}
+void _xcb_in_wake_up_next_reader(xcb_connection_t *c)
+{
+ int pthreadret;
+ if(c->in.readers)
+ pthreadret = pthread_cond_signal(c->in.readers->data);
+ else
+ pthreadret = pthread_cond_signal(&c->in.event_cond);
+ assert(pthreadret == 0);
+}
+
int _xcb_in_expect_reply(xcb_connection_t *c, uint64_t request, enum workarounds workaround, int flags)
{
pending_reply *pend = malloc(sizeof(pending_reply));
int _xcb_in_read(xcb_connection_t *c)
{
- int n = read(c->fd, c->in.queue + c->in.queue_len, sizeof(c->in.queue) - c->in.queue_len);
+ int n = recv(c->fd, c->in.queue + c->in.queue_len, sizeof(c->in.queue) - c->in.queue_len,MSG_WAITALL);
if(n > 0)
c->in.queue_len += n;
while(read_packet(c))
/* empty */;
+#ifndef _WIN32
if((n > 0) || (n < 0 && errno == EAGAIN))
+#else
+ if((n > 0) || (n < 0 && WSAGetLastError() == WSAEWOULDBLOCK))
+#endif /* !_WIN32 */
return 1;
_xcb_conn_shutdown(c);
return 0;