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Noblock is nonsense.

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rsc 2004-05-12 18:22:54 +00:00
parent c4097c2951
commit 30387d7ba6
1 changed files with 0 additions and 19 deletions
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19
src/libthread/fdwait.c
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@ -8,7 +8,6 @@
#include <fcntl.h>
#define debugpoll 0
static int noblocked[4096/32];
#ifdef __APPLE__
#include <sys/time.h>
@ -228,25 +227,7 @@ threadsleep(int ms)
void
threadfdnoblock(int fd)
{
Thread *t;
if(fd<0)
return;
if(fd < 8*sizeof(int)*nelem(noblocked)
&& (noblocked[fd/(8*sizeof(int))] & (1<<(fd%(8*sizeof(int))))))
return;
t = _threadgetproc()->thread;
if(t && t->lastfd == fd)
return;
fcntl(fd, F_SETFL, fcntl(fd, F_GETFL, 0)|O_NONBLOCK);
if(t)
t->lastfd = fd;
/* We could lock this but we're probably single-threaded
* and the worst that will happen is we'll run fcntl
* a few more times.
*/
noblocked[fd/(8*sizeof(int))] |= 1<<(fd%(8*sizeof(int)));
}
long