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Fix blocking in run loop.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@12567 72102866-910b-0410-8b05-ffd578937521
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CaS 2002-02-20 06:42:05 +00:00
parent c7b827b21e
commit 36dd6aad2f
21 changed files with 85 additions and 16 deletions
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61
Source/NSRunLoop.m
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@ -50,6 +50,9 @@
#if HAVE_POLL_H
#include <poll.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <time.h>
#include <limits.h>
#include <string.h> /* for memset() */
@ -565,10 +568,6 @@ static void setPollfd(int fd, int event, GSRunLoopCtxt *ctxt)
unsigned i;
i = GSIArrayCount(watchers);
if (i == 0)
{
return NO;
}
/*
* Get ready to listen to file descriptors.
@ -879,14 +878,10 @@ if (0) {
fd_set exception_fds; // Mask for exception fds.
fd_set write_fds; // Mask for write-ready fds.
int num_inputs = 0;
int fdEnd = 0;
int fdEnd = -1;
unsigned i;
i = GSIArrayCount(watchers);
if (i == 0)
{
return NO;
}
/* Find out how much time we should wait, and set SELECT_TIMEOUT. */
if (milliseconds == 0)
@ -1013,6 +1008,7 @@ if (0) {
timeout.tv_usec = 0;
select_timeout = &timeout;
}
select_return = select (fdEnd, &read_fds, &write_fds,
&exception_fds, select_timeout);
@ -1839,9 +1835,10 @@ if (0) {
/**
* Listen to input sources.<br />
* If limit_date is nil, then don't wait; just poll inputs and return,
* otherwise block until input is available or until all input limit dates
* have passed (whichever comes first).<br />
* If limit_date is nil or in the past, then don't wait;
* just poll inputs and return,
* otherwise block until input is available or until the
* earliest limit date has passed (whichever comes first).<br />
* If the supplied mode is nil, uses NSDefaultRunLoopMode.
*/
- (void) acceptInputForMode: (NSString*)mode
@ -1869,9 +1866,45 @@ if (0) {
if (context == nil || (watchers = context->watchers) == 0
|| (i = GSIArrayCount(watchers)) == 0)
{
GSCheckTasks();
GSNotifyASAP();
NSDebugMLLog(@"NSRunLoop", @"no inputs in mode %@", mode);
GSNotifyASAP();
GSNotifyIdle();
ti = [limit_date timeIntervalSinceNow];
/*
* Pause for as long as possible (up to the limit date)
*/
if (ti > 0.0)
{
#if defined(HAVE_USLEEP)
if (ti >= INT_MAX / 1000000)
{
ti = INT_MAX;
}
else
{
ti *= 1000000;
}
usleep (ti);
#elif defined(__MINGW__)
if (ti >= INT_MAX / 1000)
{
ti = INT_MAX;
}
else
{
ti *= 1000;
}
Sleep (ti);
#else
sleep (ti);
#endif
}
GSCheckTasks();
if (context != nil)
{
[self _checkPerformers: context];
}
GSNotifyASAP();
_currentMode = savedMode;
RELEASE(arp);
NS_VOIDRETURN;