diff options
Diffstat (limited to 'test/nptl/tst-basic7.c')
-rw-r--r-- | test/nptl/tst-basic7.c | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/test/nptl/tst-basic7.c b/test/nptl/tst-basic7.c deleted file mode 100644 index 15b618786..000000000 --- a/test/nptl/tst-basic7.c +++ /dev/null @@ -1,75 +0,0 @@ -#include <errno.h> -#include <pthread.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <limits.h> -#include <sys/mman.h> -#include <sys/resource.h> - -static void use_stack (size_t needed); - -void (*use_stack_ptr) (size_t) = use_stack; - -static void -use_stack (size_t needed) -{ - size_t sz = sysconf (_SC_PAGESIZE); - char *buf = alloca (sz); - memset (buf, '\0', sz); - - if (needed > sz) - use_stack_ptr (needed - sz); -} - -static void -use_up_memory (void) -{ - struct rlimit rl; - getrlimit (RLIMIT_AS, &rl); - rl.rlim_cur = 10 * 1024 * 1024; - setrlimit (RLIMIT_AS, &rl); - - char *c; - int PAGESIZE = getpagesize (); - while (1) - { - c = mmap (NULL, PAGESIZE, PROT_NONE, MAP_ANON | MAP_PRIVATE, -1, 0); - if (c == MAP_FAILED) - break; - } -} - -static void * -child (void *arg) -{ - sleep (1); - return arg; -} - -static int -do_test (void) -{ - int err; - pthread_t tid; - - /* Allocate the memory needed for the stack. */ - use_stack_ptr (PTHREAD_STACK_MIN); - - use_up_memory (); - - err = pthread_create (&tid, NULL, child, NULL); - if (err != 0) - { - printf ("pthread_create returns %d: %s\n", err, - err == EAGAIN ? "OK" : "FAIL"); - return err != EAGAIN; - } - - /* We did not fail to allocate memory despite the preparation. Oh well. */ - return 0; -} - -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" |