Files
Odin/core/sys/unix/pthread_freebsd.odin
T
2023-08-15 14:55:02 +01:00

122 lines
2.9 KiB
Odin

//+build freebsd
package unix
import "core:c"
pthread_t :: distinct u64
// pthread_t :: struct #align(16) { x: u64 }
PTHREAD_COND_T_SIZE :: 8
PTHREAD_MUTEXATTR_T_SIZE :: 8
PTHREAD_CONDATTR_T_SIZE :: 8
PTHREAD_RWLOCKATTR_T_SIZE :: 8
PTHREAD_BARRIERATTR_T_SIZE :: 8
// WARNING: The sizes of these things are different yet again
// on non-X86!
when size_of(int) == 8 {
PTHREAD_ATTR_T_SIZE :: 8
PTHREAD_MUTEX_T_SIZE :: 8
PTHREAD_RWLOCK_T_SIZE :: 8
PTHREAD_BARRIER_T_SIZE :: 8
} else when size_of(int) == 4 { // TODO
PTHREAD_ATTR_T_SIZE :: 32
PTHREAD_MUTEX_T_SIZE :: 32
PTHREAD_RWLOCK_T_SIZE :: 44
PTHREAD_BARRIER_T_SIZE :: 20
}
pthread_cond_t :: struct #align(16) {
_: [PTHREAD_COND_T_SIZE] c.char,
}
pthread_mutex_t :: struct #align(16) {
_: [PTHREAD_MUTEX_T_SIZE] c.char,
}
pthread_rwlock_t :: struct #align(16) {
_: [PTHREAD_RWLOCK_T_SIZE] c.char,
}
pthread_barrier_t :: struct #align(16) {
_: [PTHREAD_BARRIER_T_SIZE] c.char,
}
pthread_attr_t :: struct #align(16) {
_: [PTHREAD_ATTR_T_SIZE] c.char,
}
pthread_condattr_t :: struct #align(16) {
_: [PTHREAD_CONDATTR_T_SIZE] c.char,
}
pthread_mutexattr_t :: struct #align(16) {
_: [PTHREAD_MUTEXATTR_T_SIZE] c.char,
}
pthread_rwlockattr_t :: struct #align(16) {
_: [PTHREAD_RWLOCKATTR_T_SIZE] c.char,
}
pthread_barrierattr_t :: struct #align(16) {
_: [PTHREAD_BARRIERATTR_T_SIZE] c.char,
}
PTHREAD_MUTEX_ERRORCHECK :: 1
PTHREAD_MUTEX_RECURSIVE :: 2
PTHREAD_MUTEX_NORMAL :: 3
PTHREAD_CREATE_JOINABLE :: 0
PTHREAD_CREATE_DETACHED :: 1
PTHREAD_INHERIT_SCHED :: 4
PTHREAD_EXPLICIT_SCHED :: 0
PTHREAD_PROCESS_PRIVATE :: 0
PTHREAD_PROCESS_SHARED :: 1
SCHED_FIFO :: 1
SCHED_OTHER :: 2
SCHED_RR :: 3 // Round robin.
sched_param :: struct {
sched_priority: c.int,
}
_usem :: struct {
_has_waiters: u32,
_count: u32,
_flags: u32,
}
_usem2 :: struct {
_count: u32,
_flags: u32,
}
sem_t :: struct {
_magic: u32,
_kern: _usem2,
_padding: u32,
}
PTHREAD_CANCEL_ENABLE :: 0
PTHREAD_CANCEL_DISABLE :: 1
PTHREAD_CANCEL_DEFERRED :: 0
PTHREAD_CANCEL_ASYNCHRONOUS :: 1
foreign import "system:pthread"
@(default_calling_convention="c")
foreign pthread {
// create named semaphore.
// used in process-shared semaphores.
sem_open :: proc(name: cstring, flags: c.int) -> ^sem_t ---
sem_init :: proc(sem: ^sem_t, pshared: c.int, initial_value: c.uint) -> c.int ---
sem_destroy :: proc(sem: ^sem_t) -> c.int ---
sem_post :: proc(sem: ^sem_t) -> c.int ---
sem_wait :: proc(sem: ^sem_t) -> c.int ---
sem_trywait :: proc(sem: ^sem_t) -> c.int ---
// sem_timedwait :: proc(sem: ^sem_t, timeout: time.TimeSpec) -> c.int ---
// NOTE: unclear whether pthread_yield is well-supported on Linux systems,
// see https://linux.die.net/man/3/pthread_yield
pthread_yield :: proc() ---
pthread_setcancelstate :: proc (state: c.int, old_state: ^c.int) -> c.int ---
pthread_setcanceltype :: proc (type: c.int, old_type: ^c.int) -> c.int ---
pthread_cancel :: proc (thread: pthread_t) -> c.int ---
}