diff options
Diffstat (limited to 'nptl/tst-spin2.c')
| -rw-r--r-- | nptl/tst-spin2.c | 44 |
1 files changed, 27 insertions, 17 deletions
diff --git a/nptl/tst-spin2.c b/nptl/tst-spin2.c index c55bc65..84f0064 100644 --- a/nptl/tst-spin2.c +++ b/nptl/tst-spin2.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -28,9 +28,15 @@ #include <sys/wait.h> -int -main (void) +static int +do_test (void) { +#if ! _POSIX_THREAD_PROCESS_SHARED + + puts ("_POSIX_THREAD_PROCESS_SHARED not supported, test skipped"); + +#else + size_t ps = sysconf (_SC_PAGESIZE); char tmpfname[] = "/tmp/tst-spin2.XXXXXX"; char data[ps]; @@ -45,7 +51,7 @@ main (void) if (fd == -1) { printf ("cannot open temporary file: %m\n"); - exit (1); + return 1; } /* Make sure it is always removed. */ @@ -58,14 +64,14 @@ main (void) if (write (fd, data, ps) != ps) { puts ("short write"); - exit (1); + return 1; } mem = mmap (NULL, ps, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); if (mem == MAP_FAILED) { printf ("mmap failed: %m\n"); - exit (1); + return 1; } s = (pthread_spinlock_t *) (((uintptr_t) mem @@ -76,39 +82,39 @@ main (void) if (pthread_spin_init (s, PTHREAD_PROCESS_SHARED) != 0) { puts ("spin_init failed"); - exit (1); + return 1; } if (pthread_spin_lock (s) != 0) { puts ("spin_lock failed"); - exit (1); + return 1; } err = pthread_spin_trylock (s); if (err == 0) { puts ("1st spin_trylock succeeded"); - exit (1); + return 1; } else if (err != EBUSY) { puts ("1st spin_trylock didn't return EBUSY"); - exit (1); + return 1; } err = pthread_spin_unlock (s); if (err != 0) { puts ("parent: spin_unlock failed"); - exit (1); + return 1; } err = pthread_spin_trylock (s); if (err != 0) { puts ("2nd spin_trylock failed"); - exit (1); + return 1; } *p = 0; @@ -118,7 +124,7 @@ main (void) if (pid == -1) { puts ("fork failed"); - exit (1); + return 1; } else if (pid == 0) { @@ -126,13 +132,13 @@ main (void) if ((*p)++ != 0) { puts ("child: *p != 0"); - exit (1); + return 1; } if (pthread_spin_unlock (s) != 0) { puts ("child: 1st spin_unlock failed"); - exit (1); + return 1; } puts ("child done"); @@ -142,7 +148,7 @@ main (void) if (pthread_spin_lock (s) != 0) { puts ("parent: 2nd spin_lock failed"); - exit (1); + return 1; } puts ("waiting for child"); @@ -151,6 +157,10 @@ main (void) puts ("parent done"); } +#endif - exit (0); + return 0; } + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |