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- correct treatment of timeout=NULL

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This commit is contained in:
zolliker
2008-11-10 16:19:22 +00:00
parent 90852c2637
commit 9374bea841
1 changed files with 12 additions and 6 deletions
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10
tecs/uselect.c
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@@ -1,5 +1,6 @@
#include <signal.h> #include <signal.h>
#include <errno.h> #include <errno.h>
#include <stddef.h>
#include "uselect.h" #include "uselect.h"
/* an uninterruptable version of select. M.Z. Oct 2008 */ /* an uninterruptable version of select. M.Z. Oct 2008 */
@@ -9,10 +10,15 @@ int uselect(int nfds,
struct timeval *timeout) { struct timeval *timeout) {
sigset_t sigmask; sigset_t sigmask;
struct timespec tmo; struct timespec tmo, *tmoPtr;
sigfillset(&sigmask); sigfillset(&sigmask);
if (timeout) {
tmo.tv_sec = timeout->tv_sec; tmo.tv_sec = timeout->tv_sec;
tmo.tv_nsec = timeout->tv_usec * 1000; tmo.tv_nsec = timeout->tv_usec * 1000;
return pselect(nfds, readfds, writefds, exceptfds, &tmo, &sigmask); tmoPtr = &tmo;
} else {
tmoPtr = NULL;
}
return pselect(nfds, readfds, writefds, exceptfds, tmoPtr, &sigmask);
} }