Files
mckernel/test/uti/CT16.c
Masamichi Takagi 4438f994dc uti: Add/Modify test programs
Change-Id: I27a39d6b11af5243f93d07c31c2ef80f6727dd53
2018-09-04 19:52:11 +09:00

84 lines
1.6 KiB
C

#define _GNU_SOURCE
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <pthread.h>
#include <errno.h>
#include <unistd.h>
#include <sys/syscall.h>
#include <sys/mman.h>
#include <signal.h>
pthread_mutex_t mutex;
pthread_cond_t cond;
int passed, flag;
pthread_t thr;
void *
util_thread(void *arg)
{
int rc;
unsigned long mem;
rc = syscall(732);
if (rc == -1)
fprintf(stderr, "CT16101 running on Linux OK\n");
else {
fprintf(stderr, "CT16101 running on Linux NG (%d)\n", rc);
}
errno = 0;
passed = 1;
pthread_mutex_lock(&mutex);
while(!flag) {
pthread_cond_wait(&cond, &mutex);
}
flag = 0;
pthread_mutex_unlock(&mutex);
fprintf(stderr, "CT16102 return from pthread_cond_wait() OK\n");
return NULL;
}
int main(int argc, char **argv) {
int rc;
unsigned long mem;
pthread_mutex_init(&mutex, NULL);
pthread_cond_init(&cond, NULL);
fprintf(stderr, "CT16001 futex START\n");
rc = syscall(731, 1, NULL);
if (rc) {
fprintf(stderr, "CT16002 util_indicate_clone NG (rc=%d, errno=%d)\n", rc, errno);
fflush(stderr);
} else {
fprintf(stderr, "CT16002 util_indicate_clone OK\n");
}
rc = pthread_create(&thr, NULL, util_thread, NULL);
if(rc){
fprintf(stderr, "pthread_create: %d\n", rc);
exit(1);
}
fprintf(stderr, "CT16003 pthread_create OK\n");
while (!passed) {
asm volatile("pause" ::: "memory");
}
usleep(100 * 1000UL); /* Send debug message through serial takes 0.05 sec */
pthread_mutex_lock(&mutex);
flag = 1;
pthread_cond_signal(&cond);
pthread_mutex_unlock(&mutex);
pthread_join(thr, NULL);
fprintf(stderr, "CT16004 pthread_join OK\n");
fprintf(stderr, "CT16005 END\n");
exit(0);
}