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LibC: Implement pthread_barrier

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This is yet another bad sched_yield implementation :D
This commit is contained in:
Bananymous
2025-04-21 19:52:14 +03:00
parent d012c538c3
commit 60cb392e97
3 changed files with 153 additions and 3 deletions
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5
userspace/libraries/LibC/include/bits/pthread_types.h
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@@ -31,8 +31,9 @@ typedef struct { pthread_mutexattr_t attr; pthread_t locker; unsigned lock_depth
typedef int pthread_barrierattr_t;
typedef int pthread_barrier_t;
typedef int pthread_condattr_t;
typedef int pthread_cond_t;
typedef struct { int clock; int shared; } pthread_condattr_t;
struct _pthread_cond_block { struct _pthread_cond_block* next; int signaled; };
typedef struct { pthread_condattr_t attr; pthread_spinlock_t lock; struct _pthread_cond_block* block_list; } pthread_cond_t;
typedef struct { int shared; } pthread_rwlockattr_t;
typedef struct { pthread_rwlockattr_t attr; unsigned lockers; unsigned writers; } pthread_rwlock_t;

2
userspace/libraries/LibC/include/pthread.h
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@@ -54,7 +54,7 @@ struct uthread
#define PTHREAD_MUTEX_RECURSIVE 3
#define PTHREAD_SPIN_INITIALIZER (pthread_spinlock_t)0
#define PTHREAD_COND_INITIALIZER (pthread_cond_t)0
#define PTHREAD_COND_INITIALIZER (pthread_cond_t){ { CLOCK_REALTIME, 0 }, PTHREAD_SPIN_INITIALIZER, NULL }
#define PTHREAD_MUTEX_INITIALIZER (pthread_mutex_t){ { PTHREAD_MUTEX_DEFAULT, false }, 0, 0 }
#define PTHREAD_RWLOCK_INITIALIZER (pthread_rwlock_t){ { false }, 0, 0 }