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| author | Stefan Zabka <zabkaste@hu-berlin.de> | 2020-06-12 00:05:28 +0200 |
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| committer | Stefan Zabka <zabkaste@hu-berlin.de> | 2020-06-12 00:05:28 +0200 |
| commit | 200f22578700b82c5a2d2052c9fda0d9e431d25f (patch) | |
| tree | 49ff00735c15d7bd5cfb23089159440b788ff193 /04_exercise/rwlock/rwlock.h | |
| parent | b9771b85d4f543af78465985e6350c0ca57f4c70 (diff) | |
| download | betriebssysteme-200f22578700b82c5a2d2052c9fda0d9e431d25f.tar.gz betriebssysteme-200f22578700b82c5a2d2052c9fda0d9e431d25f.zip | |
THIS SHIT WORKS
Diffstat (limited to '04_exercise/rwlock/rwlock.h')
| -rw-r--r-- | 04_exercise/rwlock/rwlock.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/04_exercise/rwlock/rwlock.h b/04_exercise/rwlock/rwlock.h new file mode 100644 index 0000000..aa27f09 --- /dev/null +++ b/04_exercise/rwlock/rwlock.h @@ -0,0 +1,16 @@ +// +// Created by stefan on 11.06.20. +// + +#ifndef BETRIEBSYSTEME_RWLOCK_H +#define BETRIEBSYSTEME_RWLOCK_H +#include <stdatomic.h> + +static const char RW_WRITE_LOCKED = -1; +static const char RW_UNLOCKED = 0; +void rwLockWrite(atomic_char *lock); +void rwUnlockWrite(atomic_char *lock); +void rwLockRead(atomic_char *lock); +void rwUnlockRead(atomic_char *lock); + +#endif // BETRIEBSYSTEME_RWLOCK_H |