X-Git-Url: http://git.demorecorder.com/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fxcb_in.c;h=57d7e0113c8026fe33a8d8df343dc1dca7321dbe;hb=20da10490f8dac75ec9fe1df28cb9e862e171be5;hp=a2f73122d6c3a7324074e214b230971946422328;hpb=eff3851ba80c42b5b3ba240f7e9049d7b0fac6f0;p=free-sw%2Fxcb%2Flibxcb

diff --git a/src/xcb_in.c b/src/xcb_in.c
index a2f7312..57d7e01 100644
--- a/src/xcb_in.c
+++ b/src/xcb_in.c
@@ -37,14 +37,25 @@
 #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;
@@ -69,16 +80,6 @@ typedef struct reader_list {
     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;
@@ -265,10 +266,14 @@ static int read_block(const int fd, void *buf, const ssize_t len)
     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;
@@ -282,10 +287,13 @@ static int read_block(const int fd, void *buf, const ssize_t len)
             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;
@@ -402,7 +410,7 @@ void *xcb_wait_for_reply(xcb_connection_t *c, unsigned int request, xcb_generic_
         pthread_cond_destroy(&cond);
     }
 
-    wake_up_next_reader(c);
+    _xcb_in_wake_up_next_reader(c);
     pthread_mutex_unlock(&c->iolock);
     return ret;
 }
@@ -545,7 +553,7 @@ xcb_generic_event_t *xcb_wait_for_event(xcb_connection_t *c)
         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;
 }
@@ -574,7 +582,7 @@ xcb_generic_error_t *xcb_request_check(xcb_connection_t *c, xcb_void_cookie_t co
     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));
@@ -629,6 +637,16 @@ void _xcb_in_destroy(_xcb_in *in)
     }
 }
 
+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));
@@ -663,12 +681,16 @@ void _xcb_in_replies_done(xcb_connection_t *c)
 
 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;