server: Support event ports on Solaris.

This commit is contained in:
Albert Lee 2009-11-20 18:35:26 -05:00 committed by Alexandre Julliard
parent a3fbb39299
commit 01b972d639
4 changed files with 115 additions and 0 deletions

2
configure vendored
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@ -5727,6 +5727,7 @@ for ac_header in \
openssl/ssl.h \
png.h \
poll.h \
port.h \
process.h \
pthread.h \
pwd.h \
@ -12109,6 +12110,7 @@ for ac_func in \
pipe2 \
poll \
popen \
port_create \
prctl \
pread \
pwrite \

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@ -364,6 +364,7 @@ AC_CHECK_HEADERS(\
openssl/ssl.h \
png.h \
poll.h \
port.h \
process.h \
pthread.h \
pwd.h \
@ -1709,6 +1710,7 @@ AC_CHECK_FUNCS(\
pipe2 \
poll \
popen \
port_create \
prctl \
pread \
pwrite \

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@ -591,6 +591,12 @@
/* Define to 1 if you have the `popen' function. */
#undef HAVE_POPEN
/* Define to 1 if you have the `port_create' function. */
#undef HAVE_PORT_CREATE
/* Define to 1 if you have the <port.h> header file. */
#undef HAVE_PORT_H
/* Define if we can use ppdev.h for parallel port access */
#undef HAVE_PPDEV

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@ -162,6 +162,10 @@ static inline int epoll_wait( int epfd, struct epoll_event *events, int maxevent
#endif /* linux && __i386__ && HAVE_STDINT_H */
#if defined(HAVE_PORT_H) && defined(HAVE_PORT_CREATE)
# include <port.h>
# define USE_EVENT_PORTS
#endif /* HAVE_PORT_H && HAVE_PORT_CREATE */
/* Because of the stupid Posix locking semantics, we need to keep
* track of all file descriptors referencing a given file, and not
@ -676,6 +680,107 @@ static inline void main_loop_epoll(void)
}
}
#elif defined(USE_EVENT_PORTS)
static int port_fd = -1;
static inline void init_epoll(void)
{
port_fd = port_create();
}
static inline void set_fd_epoll_events( struct fd *fd, int user, int events )
{
int ret;
if (port_fd == -1) return;
if (events == -1) /* stop waiting on this fd completely */
{
if (pollfd[user].fd == -1) return; /* already removed */
port_dissociate( port_fd, PORT_SOURCE_FD, fd->unix_fd );
}
else if (pollfd[user].fd == -1)
{
if (pollfd[user].events) return; /* stopped waiting on it, don't restart */
ret = port_associate( port_fd, PORT_SOURCE_FD, fd->unix_fd, events, (void *)user );
}
else
{
if (pollfd[user].events == events) return; /* nothing to do */
ret = port_associate( port_fd, PORT_SOURCE_FD, fd->unix_fd, events, (void *)user );
}
if (ret == -1)
{
if (errno == ENOMEM) /* not enough memory, give up on port_associate */
{
close( port_fd );
port_fd = -1;
}
else perror( "port_associate" ); /* should not happen */
}
}
static inline void remove_epoll_user( struct fd *fd, int user )
{
if (port_fd == -1) return;
if (pollfd[user].fd != -1)
{
port_dissociate( port_fd, PORT_SOURCE_FD, fd->unix_fd );
}
}
static inline void main_loop_epoll(void)
{
int i, nget, ret, timeout;
port_event_t events[128];
if (port_fd == -1) return;
while (active_users)
{
timeout = get_next_timeout();
nget = 1;
if (!active_users) break; /* last user removed by a timeout */
if (port_fd == -1) break; /* an error occurred with event completion */
if (timeout != -1)
{
struct timespec ts;
ts.tv_sec = timeout / 1000;
ts.tv_nsec = (timeout % 1000) * 1000000;
ret = port_getn( port_fd, events, sizeof(events)/sizeof(events[0]), &nget, &ts );
}
else ret = port_getn( port_fd, events, sizeof(events)/sizeof(events[0]), &nget, NULL );
if (ret == -1) break; /* an error occurred with event completion */
set_current_time();
/* put the events into the pollfd array first, like poll does */
for (i = 0; i < nget; i++)
{
long user = (long)events[i].portev_user;
pollfd[user].revents = events[i].portev_events;
}
/* read events from the pollfd array, as set_fd_events may modify them */
for (i = 0; i < nget; i++)
{
long user = (long)events[i].portev_user;
if (pollfd[user].revents) fd_poll_event( poll_users[user], pollfd[user].revents );
/* if we are still interested, reassociate the fd */
if (pollfd[user].fd != -1) {
port_associate( port_fd, PORT_SOURCE_FD, pollfd[user].fd, pollfd[user].events, (void *)user );
}
}
}
}
#else /* HAVE_KQUEUE */
static inline void init_epoll(void) { }