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feat(unix): add poll

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This commit is contained in:
Rickard Andersson
2023-06-14 22:13:36 +03:00
parent fc4a5e61c2
commit 4f2b9835f5
2 changed files with 65 additions and 0 deletions
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core/sys/unix/syscalls_linux.odin
+29
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@@ -1567,6 +1567,23 @@ MADV_HWPOISON :: 100
// pipe2 flags
O_CLOEXEC :: 0o2000000
// poll events
POLLIN :: 0x0001
POLLPRI :: 0x0002
POLLOUT :: 0x0004
POLLERR :: 0x0008
POLLHUP :: 0x0010
POLLNVAL :: 0x0020
POLLRDNORM :: 0x0040
POLLRDBAND :: 0x0080
POLLWRNORM :: 0x0100
POLLWRBAND :: 0x0200
POLLMSG :: 0x0400
POLLREMOVE :: 0x1000
POLLRDHUP :: 0x2000
POLLFREE :: 0x4000
POLL_BUSY_LOOP :: 0x8000
// perf event data
Perf_Sample :: struct #raw_union {
period: u64,
@@ -2057,6 +2074,18 @@ sys_fcntl :: proc "contextless" (fd: int, cmd: int, arg: int) -> int {
return int(intrinsics.syscall(SYS_fcntl, uintptr(fd), uintptr(cmd), uintptr(arg)))
}
sys_select :: proc "contextless" (nfds: int, readfds, writefds, exceptfds: rawptr, timeout: rawptr) -> int {
return int(intrinsics.syscall(SYS_select, uintptr(nfds), uintptr(readfds), uintptr(writefds), uintptr(exceptfds), uintptr(timeout)))
}
sys_poll :: proc "contextless" (fds: rawptr, nfds: uint, timeout: int) -> int {
return int(intrinsics.syscall(SYS_poll, uintptr(fds), uintptr(nfds), uintptr(timeout)))
}
sys_ppoll :: proc "contextless" (fds: rawptr, nfds: uint, timeout: rawptr, sigmask: rawptr, sigsetsize: uint) -> int {
return int(intrinsics.syscall(SYS_ppoll, uintptr(fds), uintptr(nfds), uintptr(timeout), uintptr(sigmask), uintptr(sigsetsize)))
}
get_errno :: proc "contextless" (res: int) -> i32 {
if res < 0 && res > -4096 {
return i32(-res)