From c45a8466e615418926ac97e765e7cee80c020698 Mon Sep 17 00:00:00 2001 From: Tom Tromey Date: Wed, 8 Sep 1999 17:10:22 +0000 Subject: [PATCH] posix-threads.h (_Jv_PthreadCheckMonitor): Reverted previous change and implemented a correct test in the __m_count case. * include/posix-threads.h (_Jv_PthreadCheckMonitor): Reverted previous change and implemented a correct test in the __m_count case. From-SVN: r29209 --- libjava/ChangeLog | 4 ++++ libjava/include/posix-threads.h | 4 +++- 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/libjava/ChangeLog b/libjava/ChangeLog index 9d608040918..5092814932a 100644 --- a/libjava/ChangeLog +++ b/libjava/ChangeLog @@ -1,5 +1,9 @@ 1999-09-08 Tom Tromey + * include/posix-threads.h (_Jv_PthreadCheckMonitor): Reverted + previous change and implemented a correct test in the __m_count + case. + * include/posix-threads.h (_Jv_PthreadCheckMonitor): Changed test in __m_count case. diff --git a/libjava/include/posix-threads.h b/libjava/include/posix-threads.h index 00a918fab27..38629f44b01 100644 --- a/libjava/include/posix-threads.h +++ b/libjava/include/posix-threads.h @@ -114,7 +114,9 @@ _Jv_PthreadCheckMonitor (_Jv_Mutex_t *mu) // On Linux we exploit knowledge of the implementation. int r = pmu->m_count == 1; #elif defined (PTHREAD_MUTEX_HAVE___M_COUNT) - int r = (pthread_t) pmu->__m_owner == pthread_self (); + // In glibc 2.1, the first time the mutex is grabbed __m_count is + // set to 0 and __m_owner is set to pthread_self(). + int r = ! pmu->__m_count; #else int r = mu->count == 0; #endif -- 2.30.2