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sched_getaffinity.c: make error check nicer

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Ciro Santilli 六四事件 法轮功
2019-11-13 00:00:00 +00:00
parent f92432e272
commit 927c7851b5
1 changed files with 6 additions and 7 deletions
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13
userland/linux/sched_getaffinity.c
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@@ -15,14 +15,13 @@ void print_affinity() {
if (sched_getaffinity(0, sizeof(cpu_set_t), &mask) == -1) { if (sched_getaffinity(0, sizeof(cpu_set_t), &mask) == -1) {
perror("sched_getaffinity"); perror("sched_getaffinity");
assert(false); assert(false);
} else {
nproc = sysconf(_SC_NPROCESSORS_ONLN);
printf("sched_getaffinity = ");
for (i = 0; i < nproc; i++) {
printf("%d ", CPU_ISSET(i, &mask));
}
printf("\n");
} }
nproc = sysconf(_SC_NPROCESSORS_ONLN);
printf("sched_getaffinity = ");
for (i = 0; i < nproc; i++) {
printf("%d ", CPU_ISSET(i, &mask));
}
printf("\n");
} }
int main(void) { int main(void) {