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Small optimisation and cleanup when getting methods to perform in loop.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@27603 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Richard Frith-MacDonald 2009-01-15 15:06:04 +00:00
parent d8f2b6b369
commit e2d0694264
5 changed files with 85 additions and 16 deletions
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49
Source/unix/GSRunLoopCtxt.m
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@ -626,6 +626,27 @@ static void setPollfd(int fd, int event, GSRunLoopCtxt *ctxt)
return YES;
}
+ (BOOL) awakenedBefore: (NSDate*)when
{
GSRunLoopThreadInfo *threadInfo = GSRunLoopInfoForThread(nil);
NSTimeInterval ti = (when == nil) ? 0.0 : [when timeIntervalSinceNow];
int milliseconds = (ti <= 0.0) ? 0 : (int)(ti*1000);
struct pollfd pollfds;
/* Watch for signals from other threads.
*/
pollfds.fd = threadInfo->inputFd;
pollfds.events = POLLIN;
pollfds.revents = 0;
if (poll(&pollfds, 1, milliseconds) == 1)
{
NSDebugMLLog(@"NSRunLoop", @"Fire perform on thread");
[threadInfo fire];
return YES;
}
return NO;
}
#else
- (BOOL) pollUntil: (int)milliseconds within: (NSArray*)contexts
@ -684,7 +705,7 @@ static void setPollfd(int fd, int event, GSRunLoopCtxt *ctxt)
NSResetMapTable(_wfdMap);
GSIArrayRemoveAllItems(_trigger);
/* Watch for signals from otyher threads.
/* Watch for signals from other threads.
*/
fd = threadInfo->inputFd;
if (fd > fdEnd)
@ -1003,5 +1024,31 @@ static void setPollfd(int fd, int event, GSRunLoopCtxt *ctxt)
return YES;
}
+ (BOOL) awakenedBefore: (NSDate*)when
{
GSRunLoopThreadInfo *threadInfo = GSRunLoopInfoForThread(nil);
NSTimeInterval ti = (when == nil) ? 0.0 : [when timeIntervalSinceNow];
int milliseconds = (ti <= 0.0) ? 0 : (int)(ti*1000);
struct timeval timeout;
fd_set read_fds; // Mask for read-ready fds.
fd_set exception_fds; // Mask for exception fds.
fd_set write_fds; // Mask for write-ready fds.
memset(&exception_fds, '\0', sizeof(exception_fds));
memset(&read_fds, '\0', sizeof(read_fds));
memset(&write_fds, '\0', sizeof(write_fds));
timeout.tv_sec = milliseconds/1000;
timeout.tv_usec = (milliseconds - 1000 * timeout.tv_sec) * 1000;
FD_SET (threadInof->inputFd, &read_fds);
if (select (threadInfo->inputFd, &read_fds, &write_fds,
&exception_fds, &timeout) > 0)
{
NSDebugMLLog(@"NSRunLoop", @"Fire perform on thread");
[threadInfo fire];
return YES;
}
return NO;
}
#endif
@end