diff options
Diffstat (limited to 'tests/tsd1.c')
-rw-r--r-- | tests/tsd1.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/tests/tsd1.c b/tests/tsd1.c new file mode 100644 index 0000000..cb105ae --- /dev/null +++ b/tests/tsd1.c @@ -0,0 +1,48 @@ +#include <pthread.h> +#include <stdio.h> + +pthread_key_t key; +pthread_once_t key_once = PTHREAD_ONCE_INIT; + +void +make_key(void) +{ + (void) pthread_key_create(&key, free); +} + +void * +mythread(void * arg) +{ + void *ptr; + + (void) pthread_once(&key_once, make_key); + if ((ptr = pthread_getspecific(key)) == NULL) + { + ptr = malloc(80); + sprintf(ptr, "Thread %d\n", (int) arg); + (void) pthread_setspecific(key, ptr); + } + + if (pthread_getspecific(key) == NULL) + printf((char *) pthread_getspecific(key)); + else + printf("Failed %d\n", (int) arg); + + return 0; +} + +int +main() +{ + int rc; + pthread_t t1, t2; + + rc = pthread_create(&t1, NULL, mythread, 1); + printf("pthread_create returned %d\n", rc); + + rc = pthread_create(&t2, NULL, mythread, 2); + printf("pthread_create returned %d\n", rc); + + Sleep(2000); + return 0; +} |