diff options
author | Eric Andersen <andersen@codepoet.org> | 2002-02-13 09:32:52 +0000 |
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committer | Eric Andersen <andersen@codepoet.org> | 2002-02-13 09:32:52 +0000 |
commit | 80e6061ac5deca193759b979d34906bfc9b857ef (patch) | |
tree | 51f5c410f9313c6892b50f27321b64db8cfbd737 /test/pthread/ex1.c | |
parent | 98cba6e7dd947aec0d4cf6e61f2f31318ac919e1 (diff) |
Several test suite updates. The testatexit, teston_exit, and
pthread tests were contributed by Stefan Soucek
Diffstat (limited to 'test/pthread/ex1.c')
-rw-r--r-- | test/pthread/ex1.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/test/pthread/ex1.c b/test/pthread/ex1.c new file mode 100644 index 000000000..09e6e3fbd --- /dev/null +++ b/test/pthread/ex1.c @@ -0,0 +1,39 @@ +/* Creates two threads, one printing 10000 "a"s, the other printing + 10000 "b"s. + Illustrates: thread creation, thread joining. */ + +#include <stddef.h> +#include <stdio.h> +#include <unistd.h> +#include "pthread.h" + +void * process(void * arg) +{ + int i; + fprintf(stderr, "Starting process %s\n", (char *) arg); + for (i = 0; i < 10000; i++) { + write(1, (char *) arg, 1); + } + return NULL; +} + +int main(void) +{ + int retcode; + pthread_t th_a, th_b; + void * retval; + + retcode = pthread_create(&th_a, NULL, process, (void *) "a"); + if (retcode != 0) fprintf(stderr, "create a failed %d\n", retcode); + else fprintf(stderr, "create a succeeded %d\n", retcode); + retcode = pthread_create(&th_b, NULL, process, (void *) "b"); + if (retcode != 0) fprintf(stderr, "create b failed %d\n", retcode); + else fprintf(stderr, "create b succeeded %d\n", retcode); + retcode = pthread_join(th_a, &retval); + if (retcode != 0) fprintf(stderr, "join a failed %d\n", retcode); + else fprintf(stderr, "join a succeeded %d\n", retcode); + retcode = pthread_join(th_b, &retval); + if (retcode != 0) fprintf(stderr, "join b failed %d\n", retcode); + else fprintf(stderr, "join b succeeded %d\n", retcode); + return 0; +} |