diff options
Diffstat (limited to 'src/threading.cpp')
| -rw-r--r-- | src/threading.cpp | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/src/threading.cpp b/src/threading.cpp index e9412b411..63e3415b2 100644 --- a/src/threading.cpp +++ b/src/threading.cpp @@ -68,6 +68,40 @@ void yield_thread(void); void yield_process(void); +struct MutexGuard { + MutexGuard() = delete; + MutexGuard(MutexGuard const &) = delete; + + MutexGuard(BlockingMutex *bm) : bm{bm} { + mutex_lock(this->bm); + } + MutexGuard(RecursiveMutex *rm) : rm{rm} { + mutex_lock(this->rm); + } + MutexGuard(BlockingMutex &bm) : bm{&bm} { + mutex_lock(this->bm); + } + MutexGuard(RecursiveMutex &rm) : rm{&rm} { + mutex_lock(this->rm); + } + ~MutexGuard() { + if (this->bm) { + mutex_unlock(this->bm); + } else if (this->rm) { + mutex_unlock(this->rm); + } + } + + operator bool() const { return true; } + + BlockingMutex *bm; + RecursiveMutex *rm; +}; + +#define MUTEX_GUARD_BLOCK(m) if (MutexGuard GB_DEFER_3(_mutex_guard_){m}) +#define MUTEX_GUARD(m) MutexGuard GB_DEFER_3(_mutex_guard_){m} + + #if defined(GB_SYSTEM_WINDOWS) struct BlockingMutex { SRWLOCK srwlock; @@ -296,6 +330,8 @@ u32 thread_current_id(void) { __asm__("mov %%gs:0x08,%0" : "=r"(thread_id)); #elif defined(GB_ARCH_64_BIT) && defined(GB_CPU_X86) __asm__("mov %%fs:0x10,%0" : "=r"(thread_id)); +#elif defined(GB_SYSTEM_LINUX) + thread_id = gettid(); #else #error Unsupported architecture for thread_current_id() #endif @@ -315,6 +351,8 @@ gb_inline void yield_thread(void) { #endif #elif defined(GB_CPU_X86) _mm_pause(); +#elif defined(GB_CPU_ARM) + __asm__ volatile ("yield" : : : "memory"); #else #error Unknown architecture #endif @@ -448,7 +486,7 @@ void thread_set_name(Thread *t, char const *name) { #elif defined(GB_SYSTEM_OSX) // TODO(bill): Test if this works pthread_setname_np(name); -#elif defined(GB_SYSTEM_FREEBSD) +#elif defined(GB_SYSTEM_FREEBSD) || defined(GB_SYSTEM_OPENBSD) pthread_set_name_np(t->posix_handle, name); #else // TODO(bill): Test if this works |