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Diffstat (limited to 'src/threading/semaphore.h')
-rw-r--r-- | src/threading/semaphore.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/threading/semaphore.h b/src/threading/semaphore.h new file mode 100644 index 000000000..58d758f2e --- /dev/null +++ b/src/threading/semaphore.h @@ -0,0 +1,52 @@ +/* +Minetest +Copyright (C) 2013 sapier <sapier AT gmx DOT net> + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 2.1 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU Lesser General Public License for more details. + +You should have received a copy of the GNU Lesser General Public License along +with this program; if not, write to the Free Software Foundation, Inc., +51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +*/ + +#ifndef THREADING_SEMAPHORE_H +#define THREADING_SEMAPHORE_H + +#if defined(_WIN32) + #include <windows.h> +#elif defined(__MACH__) && defined(__APPLE__) + #include <mach/semaphore.h> +#else + #include <semaphore.h> +#endif + + +class Semaphore { +public: + Semaphore(int val=0); + ~Semaphore(); + + void post(unsigned int num=1); + void wait(); + bool wait(unsigned int time_ms); + +private: +#if defined(WIN32) + HANDLE semaphore; +#elif defined(__MACH__) && defined(__APPLE__) + semaphore_t semaphore; +#else + sem_t semaphore; +#endif +}; + +#endif + |