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darwin: sys_shm_open() helper

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wraps syscall_shm_open() in the same way that sys_open() wraps
syscall_open()
This commit is contained in:
Beau McCartney
2024-03-15 08:16:40 -06:00
parent cf949e541f
commit 56a29685b4
1 changed files with 17 additions and 0 deletions
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17
core/sys/darwin/xnu_system_call_helpers.odin
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@@ -206,3 +206,20 @@ sys_lstat :: proc(path: string, status: ^stat) -> bool {
cpath: cstring = clone_to_cstring(path, context.temp_allocator)
return syscall_lstat(cpath, status) != -1
}
sys_shm_open :: proc(name: string, oflag: Open_Flags, mode: Permission) -> (c.int, bool) {
runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD()
cmode: u32 = 0
cflags: u32 = 0
cname: cstring = clone_to_cstring(name, context.temp_allocator)
cflags = _sys_permission_mode(mode)
cmode = _sys_open_mode(oflag)
result := syscall_shm_open(cname, cmode, cflags)
state := result != -1
return result * cast(c.int)state, state
}