diff options
author | kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-07-02 19:59:05 +0000 |
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committer | kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-07-02 19:59:05 +0000 |
commit | 5a73c71dcf4b32c9c30f2cb68bac1d274839488f (patch) | |
tree | 466b4390840888688d5b27db87c11db975eab2e5 /thread_pthread.c | |
parent | 5a31811f411d5baebe94072f779523a139a4ee59 (diff) | |
download | ruby-5a73c71dcf4b32c9c30f2cb68bac1d274839488f.tar.gz |
* thread_pthread.c (get_stack): add to a care of gurad page on Mac
OS X. [Bug #1813] [ruby-core:24540]
* signal.c (ruby_signal): SIGBUS use alternative stack too.
* signal.c (sigbus): On Mac, thread stack overflow makes SIGBUS
instead of SIGSEGV. thus, added stackoverflow check.
* signal.c (default_handler): get rid of compilation warning.
* signal.c (Init_signal): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32369 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'thread_pthread.c')
-rw-r--r-- | thread_pthread.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/thread_pthread.c b/thread_pthread.c index bd481ddc70..06e2b1d237 100644 --- a/thread_pthread.c +++ b/thread_pthread.c @@ -458,13 +458,14 @@ get_stack(void **addr, size_t *size) { #define CHECK_ERR(expr) \ {int err = (expr); if (err) return err;} -#if defined HAVE_PTHREAD_GETATTR_NP || defined HAVE_PTHREAD_ATTR_GET_NP +#if defined HAVE_PTHREAD_GETATTR_NP || defined HAVE_PTHREAD_ATTR_GET_NP || \ + (defined HAVE_PTHREAD_GET_STACKADDR_NP && defined HAVE_PTHREAD_GET_STACKSIZE_NP) pthread_attr_t attr; size_t guard = 0; # ifdef HAVE_PTHREAD_GETATTR_NP CHECK_ERR(pthread_getattr_np(pthread_self(), &attr)); -# ifdef HAVE_PTHREAD_ATTR_GETSTACK +# ifdef HAVE_PTHREAD_ATTR_GETSTACK /* Linux */ CHECK_ERR(pthread_attr_getstack(&attr, addr, size)); # else CHECK_ERR(pthread_attr_getstackaddr(&attr, addr)); @@ -475,19 +476,20 @@ get_stack(void **addr, size_t *size) STACK_DIR_UPPER((void)0, (void)(*addr = (char *)*addr + guard)); *size -= guard; } -# else +# elif defined HAVE_PTHREAD_ATTR_GET_NP /* FreeBSD, DragonFly BSD, NetBSD */ CHECK_ERR(pthread_attr_init(&attr)); CHECK_ERR(pthread_attr_get_np(pthread_self(), &attr)); CHECK_ERR(pthread_attr_getstackaddr(&attr, addr)); CHECK_ERR(pthread_attr_getstacksize(&attr, size)); +# else /* MacOS X */ + pthread_t th = pthread_self(); + *addr = pthread_get_stackaddr_np(th); + *size = pthread_get_stacksize_np(th); + CHECK_ERR(pthread_attr_init(&attr)); # endif CHECK_ERR(pthread_attr_getguardsize(&attr, &guard)); *size -= guard; pthread_attr_destroy(&attr); -#elif defined HAVE_PTHREAD_GET_STACKADDR_NP && defined HAVE_PTHREAD_GET_STACKSIZE_NP - pthread_t th = pthread_self(); - *addr = pthread_get_stackaddr_np(th); - *size = pthread_get_stacksize_np(th); #elif defined HAVE_THR_STKSEGMENT || defined HAVE_PTHREAD_STACKSEG_NP stack_t stk; # if defined HAVE_THR_STKSEGMENT |