/* Pthreads test program. Copyright 1996-2013 Free Software Foundation, Inc. Written by Keith Seitz of Red Hat. Copied from gdb.threads/pthreads.c. Contributed by Red Hat. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ #include #include #include /* Under OSF 2.0 & 3.0 and HPUX 10, the second arg of pthread_create is prototyped to be just a "pthread_attr_t", while under Solaris it is a "pthread_attr_t *". Arg! */ #if defined (__osf__) || defined (__hpux__) #define PTHREAD_CREATE_ARG2(arg) arg #define PTHREAD_CREATE_NULL_ARG2 null_attr static pthread_attr_t null_attr; #else #define PTHREAD_CREATE_ARG2(arg) &arg #define PTHREAD_CREATE_NULL_ARG2 NULL #endif void * routine (void *arg) { /* When gdb is running, it sets hidden breakpoints in the thread library. The signals caused by these hidden breakpoints can cause system calls such as 'sleep' to return early. Pay attention to the return value from 'sleep' to get the full sleep. */ int unslept = 9; while (unslept > 0) unslept = sleep (unslept); printf ("hello thread\n"); } /* Marker function for the testsuite */ void done_making_threads (void) { /* Nothing */ } void create_thread (void) { pthread_t tid; if (pthread_create (&tid, PTHREAD_CREATE_NULL_ARG2, routine, (void *) 0xfeedface)) { perror ("pthread_create 1"); exit (1); } } int main (int argc, char *argv[]) { int i; /* Create a few threads */ for (i = 0; i < 5; i++) create_thread (); done_making_threads (); printf ("hello\n"); printf ("hello\n"); return 0; }