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Diffstat (limited to 'linuxthreads/Examples/ex7.c')
-rw-r--r-- | linuxthreads/Examples/ex7.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/linuxthreads/Examples/ex7.c b/linuxthreads/Examples/ex7.c new file mode 100644 index 0000000000..94b708b56b --- /dev/null +++ b/linuxthreads/Examples/ex7.c @@ -0,0 +1,40 @@ +/* This is a test of the special shutdown that occurs + when all threads, including the main one, call + pthread_exit(). It demonstrates that atexit + handlers are properly called, and that the + output is properly flushed even when stdout is + redirected to a file, and therefore fully buffered. */ + +#include <stdio.h> +#include <stdlib.h> +#include <pthread.h> + +#define NTHREADS 20 /* number of threads */ + +static void *thread(void *arg) +{ + printf("thread terminating\n"); + return 0; +} + +void cleanup(void) +{ + printf("atexit handler called\n"); +} + +int main(void) +{ + int i; + + atexit(cleanup); + + for (i = 0; i < NTHREADS; i++) { + pthread_t id; + if (pthread_create(&id, 0, thread, 0) != 0) { + fprintf(stderr, "pthread_create failed\n"); + abort(); + } + } + + pthread_exit(0); +} |