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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /libjava/include/no-threads.h | |
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Diffstat (limited to 'libjava/include/no-threads.h')
-rw-r--r-- | libjava/include/no-threads.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/libjava/include/no-threads.h b/libjava/include/no-threads.h new file mode 100644 index 000000000..a598df3e8 --- /dev/null +++ b/libjava/include/no-threads.h @@ -0,0 +1,162 @@ +// -*- c++ -*- +// no-threads.h - Defines for using no threads. + +/* Copyright (C) 1998, 1999, 2004, 2006 Free Software Foundation + + This file is part of libgcj. + +This software is copyrighted work licensed under the terms of the +Libgcj License. Please consult the file "LIBGCJ_LICENSE" for +details. */ + +#ifndef __JV_NO_THREADS__ +#define __JV_NO_THREADS__ + +#include "config.h" + +#include <stdlib.h> +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif + +// +// Typedefs. +// + +typedef int _Jv_ConditionVariable_t; +typedef int _Jv_Mutex_t; +typedef void _Jv_ThreadStartFunc (java::lang::Thread *); + +// +// Declarations +// + +class _Jv_Thread_t { }; + +// +// Condition variables. +// + +inline void +_Jv_CondInit (_Jv_ConditionVariable_t *) +{ +} + +// Waiting is ok provided there is a timeout. Otherwise we will just +// wait forever. +inline int +_Jv_CondWait (_Jv_ConditionVariable_t *, _Jv_Mutex_t *, + jlong millis, jint nanos) +{ + if (millis == 0 && nanos == 0) + JvFail ("_Jv_CondWait without timeout"); + +#ifdef HAVE_SLEEP + int seconds = millis / 1000; + if (seconds > 0) + sleep (seconds); +#endif + + return 0; +} + +inline int +_Jv_CondNotify (_Jv_ConditionVariable_t *, _Jv_Mutex_t *) +{ + // It is ok to notify -- it just has no effect. + return 0; +} + +inline int +_Jv_CondNotifyAll (_Jv_ConditionVariable_t *, _Jv_Mutex_t *) +{ + // It is ok to notify -- it just has no effect. + return 0; +} + + +// +// Mutexes. +// + +inline int _Jv_MutexCheckMonitor (_Jv_Mutex_t *) +{ + return 0; +} + +inline void +_Jv_MutexInit (_Jv_Mutex_t *) +{ +} + +inline int +_Jv_MutexLock (_Jv_Mutex_t *) +{ + return 0; +} + +inline int +_Jv_MutexUnlock (_Jv_Mutex_t *) +{ + return 0; +} + + +// +// Thread creation and manipulation. +// + +inline void +_Jv_InitThreads (void) +{ +} + +_Jv_Thread_t * +_Jv_ThreadInitData (java::lang::Thread *); + +inline void +_Jv_ThreadDestroyData (_Jv_Thread_t *) +{ +} + +inline java::lang::Thread * +_Jv_ThreadCurrent (void) +{ + extern java::lang::Thread *_Jv_OnlyThread; + return _Jv_OnlyThread; +} + +inline void +_Jv_ThreadYield (void) +{ +} + +inline void +_Jv_ThreadSetPriority (_Jv_Thread_t *, jint) +{ +} + +inline void +_Jv_ThreadRegister (_Jv_Thread_t *) +{ +} + +inline void +_Jv_ThreadUnRegister (void) +{ +} + +void _Jv_ThreadStart (java::lang::Thread *, _Jv_Thread_t *, + _Jv_ThreadStartFunc *meth); + +inline void +_Jv_ThreadWait (void) +{ +} + +inline void +_Jv_ThreadInterrupt (_Jv_Thread_t *) +{ +} + +#endif /* __JV_NO_THREADS__ */ |