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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [sim/] [testsuite/] [sim/] [cris/] [c/] [ex1.c] - Rev 816
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/* Compiler options: #notarget: cris*-*-elf #cc: additional_flags=-pthread #output: Starting process a\naaaaaaaaStarting process b\nababbbbbbbbb The output will change depending on the exact syscall sequence per thread, so will change with glibc versions. Prepare to modify; use the latest glibc. This file is from glibc/linuxthreads, with the difference that the number is 10, not 10000. */ /* 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" static void * process (void *arg) { int i; fprintf (stderr, "Starting process %s\n", (char *) arg); for (i = 0; i < 10; 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); retcode = pthread_create (&th_b, NULL, process, (void *) "b"); if (retcode != 0) fprintf (stderr, "create b failed %d\n", retcode); retcode = pthread_join (th_a, &retval); if (retcode != 0) fprintf (stderr, "join a failed %d\n", retcode); retcode = pthread_join (th_b, &retval); if (retcode != 0) fprintf (stderr, "join b failed %d\n", retcode); return 0; }
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