aboutsummaryrefslogtreecommitdiff
path: root/nx-X11/programs/Xserver
diff options
context:
space:
mode:
Diffstat (limited to 'nx-X11/programs/Xserver')
-rw-r--r--nx-X11/programs/Xserver/include/os.h4
-rw-r--r--nx-X11/programs/Xserver/os/WaitFor.c35
-rw-r--r--nx-X11/programs/Xserver/os/connection.c72
-rw-r--r--nx-X11/programs/Xserver/os/io.c9
-rw-r--r--nx-X11/programs/Xserver/os/osdep.h5
5 files changed, 69 insertions, 56 deletions
diff --git a/nx-X11/programs/Xserver/include/os.h b/nx-X11/programs/Xserver/include/os.h
index dfcc639d3..99003922f 100644
--- a/nx-X11/programs/Xserver/include/os.h
+++ b/nx-X11/programs/Xserver/include/os.h
@@ -143,10 +143,6 @@ extern void CheckConnections(void);
extern void CloseDownConnection(ClientPtr /*client*/);
-extern void AddEnabledDevice(int /*fd*/);
-
-extern void RemoveEnabledDevice(int /*fd*/);
-
typedef void (*NotifyFdProcPtr)(int fd, int ready, void *data);
#define X_NOTIFY_NONE 0
diff --git a/nx-X11/programs/Xserver/os/WaitFor.c b/nx-X11/programs/Xserver/os/WaitFor.c
index d94ada1d5..3ac2e1c7e 100644
--- a/nx-X11/programs/Xserver/os/WaitFor.c
+++ b/nx-X11/programs/Xserver/os/WaitFor.c
@@ -188,9 +188,9 @@ WaitForSomething(int *pClientsReady)
int curclient;
int selecterr;
int nready;
- fd_set devicesReadable;
CARD32 now = 0;
Bool someReady = FALSE;
+ Bool someNotifyWriteReady = FALSE;
#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_DEBUG)
fprintf(stderr, "WaitForSomething: Got called.\n");
@@ -338,7 +338,7 @@ WaitForSomething(int *pClientsReady)
if (dispatchException)
i = -1;
#endif
- else if (AnyClientsWriteBlocked)
+ else if (AnyWritesPending)
{
#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_DEBUG)
if (wt == NULL)
@@ -353,8 +353,9 @@ WaitForSomething(int *pClientsReady)
wt -> tv_sec, wt -> tv_usec);
}
#endif
- XFD_COPYSET(&ClientsWriteBlocked, &clientsWritable);
- i = Select (MaxClients, &LastSelectMask, &clientsWritable, NULL, wt);
+ XFD_COPYSET(&ClientsWriteBlocked, &LastSelectWriteMask);
+ XFD_ORSET(&LastSelectWriteMask, &NotifyWriteFds, &LastSelectWriteMask);
+ i = Select(MaxClients, &LastSelectMask, &LastSelectWriteMask, NULL, wt);
}
else
{
@@ -489,16 +490,22 @@ WaitForSomething(int *pClientsReady)
}
if (someReady)
XFD_ORSET(&LastSelectMask, &ClientsWithInput, &LastSelectMask);
- if (AnyClientsWriteBlocked && XFD_ANYSET (&clientsWritable))
- {
- NewOutputPending = TRUE;
- XFD_ORSET(&OutputPending, &clientsWritable, &OutputPending);
- XFD_UNSET(&ClientsWriteBlocked, &clientsWritable);
- if (! XFD_ANYSET(&ClientsWriteBlocked))
- AnyClientsWriteBlocked = FALSE;
+ if (AnyWritesPending) {
+ XFD_ANDSET(&clientsWritable, &LastSelectWriteMask, &ClientsWriteBlocked);
+ if (XFD_ANYSET(&clientsWritable)) {
+ NewOutputPending = TRUE;
+ XFD_ORSET(&OutputPending, &clientsWritable, &OutputPending);
+ XFD_UNSET(&ClientsWriteBlocked, &clientsWritable);
+ if (!XFD_ANYSET(&ClientsWriteBlocked) && NumNotifyWriteFd == 0)
+ AnyWritesPending = FALSE;
+ }
+ if (NumNotifyWriteFd != 0) {
+ XFD_ANDSET(&tmp_set, &LastSelectWriteMask, &NotifyWriteFds);
+ if (XFD_ANYSET(&tmp_set))
+ someNotifyWriteReady = TRUE;
+ }
}
- XFD_ANDSET(&devicesReadable, &LastSelectMask, &EnabledDevices);
XFD_ANDSET(&clientsReadable, &LastSelectMask, &AllClients);
XFD_ANDSET(&tmp_set, &LastSelectMask, &WellKnownConnections);
if (XFD_ANYSET(&tmp_set))
@@ -506,10 +513,10 @@ WaitForSomething(int *pClientsReady)
(void *)&LastSelectMask);
XFD_ANDSET(&tmp_set, &LastSelectMask, &NotifyReadFds);
- if (XFD_ANYSET(&tmp_set))
+ if (XFD_ANYSET(&tmp_set) || someNotifyWriteReady)
HandleNotifyFds();
- if (XFD_ANYSET (&devicesReadable) || XFD_ANYSET (&clientsReadable))
+ if (XFD_ANYSET (&clientsReadable))
break;
#ifdef WIN32
/* Windows keyboard and mouse events are added to the input queue
diff --git a/nx-X11/programs/Xserver/os/connection.c b/nx-X11/programs/Xserver/os/connection.c
index 23df49883..966fe208d 100644
--- a/nx-X11/programs/Xserver/os/connection.c
+++ b/nx-X11/programs/Xserver/os/connection.c
@@ -48,8 +48,8 @@ SOFTWARE.
* Stuff to create connections --- OS dependent
*
* EstablishNewConnections, CreateWellKnownSockets, ResetWellKnownSockets,
- * CloseDownConnection, CheckConnections, AddEnabledDevice,
- * RemoveEnabledDevice, OnlyListToOneClient,
+ * CloseDownConnection, CheckConnections,
+ * OnlyListToOneClient,
* ListenToAllClients,
*
* (WaitForSomething is in its own file)
@@ -123,18 +123,19 @@ SOFTWARE.
int lastfdesc; /* maximum file descriptor */
fd_set WellKnownConnections; /* Listener mask */
-fd_set EnabledDevices; /* mask for input devices that are on */
fd_set NotifyReadFds; /* mask for other file descriptors */
+fd_set NotifyWriteFds; /* mask for other write file descriptors */
fd_set AllSockets; /* select on this */
fd_set AllClients; /* available clients */
fd_set LastSelectMask; /* mask returned from last select call */
+fd_set LastSelectWriteMask; /* mask returned from last select call */
fd_set ClientsWithInput; /* clients with FULL requests in buffer */
fd_set ClientsWriteBlocked; /* clients who cannot receive output */
fd_set OutputPending; /* clients with reply/event data ready to go */
int MaxClients = 0;
+int NumNotifyWriteFd; /* Number of NotifyFd members with write set */
Bool NewOutputPending; /* not yet attempted to write some new output */
-Bool AnyClientsWriteBlocked; /* true if some client blocked on write */
-
+Bool AnyWritesPending; /* true if some client blocked on write or NotifyFd with write */
Bool RunFromSmartParent; /* send SIGUSR1 to parent process */
Bool PartialNetwork; /* continue even if unable to bind all addrs */
static Pid_t ParentProcess;
@@ -913,8 +914,8 @@ CloseDownFileDescriptor(OsCommPtr oc)
FD_CLR(connection, &SavedClientsWithInput);
}
FD_CLR(connection, &ClientsWriteBlocked);
- if (!XFD_ANYSET(&ClientsWriteBlocked))
- AnyClientsWriteBlocked = FALSE;
+ if (!XFD_ANYSET(&ClientsWriteBlocked) && NumNotifyWriteFd == 0)
+ AnyWritesPending = FALSE;
FD_CLR(connection, &OutputPending);
}
@@ -997,24 +998,6 @@ CloseDownConnection(ClientPtr client)
AuditF("client %d disconnected\n", client->index);
}
-void
-AddEnabledDevice(int fd)
-{
- FD_SET(fd, &EnabledDevices);
- FD_SET(fd, &AllSockets);
- if (GrabInProgress)
- FD_SET(fd, &SavedAllSockets);
-}
-
-void
-RemoveEnabledDevice(int fd)
-{
- FD_CLR(fd, &EnabledDevices);
- FD_CLR(fd, &AllSockets);
- if (GrabInProgress)
- FD_CLR(fd, &SavedAllSockets);
-}
-
struct notify_fd {
struct xorg_list list;
int fd;
@@ -1036,6 +1019,7 @@ InitNotifyFds(void)
RemoveNotifyFd(s->fd);
xorg_list_init(&notify_fds);
+ NumNotifyWriteFd = 0;
been_here = 1;
}
@@ -1071,12 +1055,30 @@ SetNotifyFd(int fd, NotifyFdProcPtr notify, int mask, void *data)
if (changes & X_NOTIFY_READ) {
if (mask & X_NOTIFY_READ) {
FD_SET(fd, &NotifyReadFds);
- AddGeneralSocket(fd);
+ FD_SET(fd, &AllSockets);
+ if (GrabInProgress)
+ FD_SET(fd, &SavedAllSockets);
} else {
- RemoveGeneralSocket(fd);
+ FD_CLR(fd, &AllSockets);
+ if (GrabInProgress)
+ FD_CLR(fd, &SavedAllSockets);
FD_CLR(fd, &NotifyReadFds);
}
}
+
+ if (changes & X_NOTIFY_WRITE) {
+ if (mask & X_NOTIFY_WRITE) {
+ FD_SET(fd, &NotifyWriteFds);
+ if (!NumNotifyWriteFd++)
+ AnyWritesPending = TRUE;
+ } else {
+ FD_CLR(fd, &NotifyWriteFds);
+ if (!--NumNotifyWriteFd)
+ if (!XFD_ANYSET(&ClientsWriteBlocked))
+ AnyWritesPending = FALSE;
+ }
+ }
+
if (mask == 0) {
xorg_list_del(&n->list);
free(n);
@@ -1098,12 +1100,16 @@ SetNotifyFd(int fd, NotifyFdProcPtr notify, int mask, void *data)
void
HandleNotifyFds(void)
{
- struct notify_fd *s, *next;
-
- xorg_list_for_each_entry_safe(s, next, &notify_fds, list) {
- if (FD_ISSET(s->fd, &LastSelectMask)) {
- s->notify(s->fd, X_NOTIFY_READ, s->data);
- }
+ struct notify_fd *n, *next;
+
+ xorg_list_for_each_entry_safe(n, next, &notify_fds, list) {
+ int ready = 0;
+ if ((n->mask & X_NOTIFY_READ) && FD_ISSET(n->fd, &LastSelectMask))
+ ready |= X_NOTIFY_READ;
+ if ((n->mask & X_NOTIFY_WRITE) & FD_ISSET(n->fd, &LastSelectWriteMask))
+ ready |= X_NOTIFY_WRITE;
+ if (ready != 0)
+ n->notify(n->fd, ready, n->data);
}
}
diff --git a/nx-X11/programs/Xserver/os/io.c b/nx-X11/programs/Xserver/os/io.c
index 87739cfb1..92a3f0476 100644
--- a/nx-X11/programs/Xserver/os/io.c
+++ b/nx-X11/programs/Xserver/os/io.c
@@ -1062,7 +1062,7 @@ FlushClient(ClientPtr who, OsCommPtr oc, const void *__extraBuf, int extraCount)
and not ready to accept more. Make a note of it and buffer
the rest. */
FD_SET(connection, &ClientsWriteBlocked);
- AnyClientsWriteBlocked = TRUE;
+ AnyWritesPending = TRUE;
if (written < oco->count)
{
@@ -1134,11 +1134,12 @@ FlushClient(ClientPtr who, OsCommPtr oc, const void *__extraBuf, int extraCount)
/* everything was flushed out */
oco->count = 0;
/* check to see if this client was write blocked */
- if (AnyClientsWriteBlocked)
+ if (AnyWritesPending)
{
FD_CLR(oc->fd, &ClientsWriteBlocked);
- if (! XFD_ANYSET(&ClientsWriteBlocked))
- AnyClientsWriteBlocked = FALSE;
+ if (!XFD_ANYSET(&ClientsWriteBlocked) && NumNotifyWriteFd == 0)
+ AnyWritesPending = FALSE;
+
}
if (oco->size > BUFWATERMARK)
{
diff --git a/nx-X11/programs/Xserver/os/osdep.h b/nx-X11/programs/Xserver/os/osdep.h
index dce44e612..6ac9d860e 100644
--- a/nx-X11/programs/Xserver/os/osdep.h
+++ b/nx-X11/programs/Xserver/os/osdep.h
@@ -201,9 +201,11 @@ extern ConnectionOutputPtr AllocateOutputBuffer(void);
extern fd_set AllSockets;
extern fd_set AllClients;
extern fd_set LastSelectMask;
+extern fd_set LastSelectWriteMask;
extern fd_set WellKnownConnections;
extern fd_set EnabledDevices;
extern fd_set NotifyReadFds;
+extern fd_set NotifyWriteFds;
extern fd_set ClientsWithInput;
extern fd_set ClientsWriteBlocked;
extern fd_set OutputPending;
@@ -218,7 +220,8 @@ extern void ClearConnectionTranslation();
#endif
extern Bool NewOutputPending;
-extern Bool AnyClientsWriteBlocked;
+extern Bool AnyWritesPending;
+extern Bool NumNotifyWriteFd;
extern Bool CriticalOutputPending;
extern int timesThisConnection;
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-20 01:05:06 +0000