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add freebsd support

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Colin Davidson
2022-12-29 11:05:31 -08:00
parent ef9e31cb31
commit 04a4dbcdaf
1 changed files with 31 additions and 0 deletions
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31
src/threading.cpp
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@@ -473,6 +473,37 @@ gb_internal void tpool_wait_on_addr(Futex *addr, Footex val) {
}
}
}
#if defined(GB_SYSTEM_FREEBSD)
#include <sys/types.h>
#include <sys/umtx.h>
typedef std::atomic<int32_t> Futex;
typedef volatile int32_t Footex;
gb_internal void tpool_wake_addr(Futex *addr) {
_umtx_op(addr, UMTX_OP_WAKE, 1, 0, 0);
}
gb_internal void tpool_wait_on_addr(Futex *addr, Footex val) {
for (;;) {
int ret = _umtx_op(addr, UMTX_OP_WAIT_UINT, val, 0, NULL);
if (ret == 0) {
if (errno == ETIMEDOUT || errno == EINTR) {
continue;
}
perror("Futex wait");
GB_PANIC("Failed in futex wait!\n");
} else if (ret == 0) {
if (*addr != val) {
return;
}
}
}
}
#elif defined(GB_SYSTEM_OSX)
typedef std::atomic<int64_t> Futex;