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[sys/linux]: Fix arch-specific issues

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flysand7
2023-11-10 05:14:37 +11:00
parent 548ab2e1b6
commit aed67ba665
2 changed files with 28 additions and 7 deletions
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31
core/sys/linux/sys.odin
View File

@@ -393,9 +393,14 @@ dup2 :: proc "contextless" (old: Fd, new: Fd) -> (Fd, Errno) {
/*
Wait until the next signal is delivered.
Available since Linux 1.0.
On ARM64 available since Linux 2.6.16.
*/
pause :: proc "contextless" () {
syscall(SYS_pause)
when ODIN_ARCH == .arm64 {
syscall(SYS_ppoll, 0, 0, 0, 0)
} else {
syscall(SYS_pause)
}
}
/*
@@ -421,7 +426,14 @@ getitimer :: proc "contextless" (which: ITimer_Which, cur: ^ITimer_Val) -> (Errn
Available since Linux 1.0.
*/
alarm :: proc "contextless" (seconds: u32) -> u32 {
return cast(u32) syscall(SYS_alarm, seconds)
when ODIN_ARCH == .arm64 {
new := ITimer_Val { value = { seconds = cast(int) seconds } }
old := ITimer_Val {}
syscall(SYS_setitimer, ITimer_Which.REAL, &new, &old)
return u32(old.value.seconds) + u32(new.value.microseconds)
} else {
return cast(u32) syscall(SYS_alarm, seconds)
}
}
/*
@@ -742,7 +754,7 @@ vfork :: proc "contextless" () -> Pid {
when ODIN_ARCH != .arm64 {
return Pid(syscall(SYS_vfork))
} else {
return Pid(syscall(SYS_fork))
ret := Pid(syscall(SYS_clone, Signal.SIGCHLD))
}
}
@@ -816,8 +828,17 @@ semget :: proc "contextless" (key: Key, n: i32, flags: IPC_Flags) -> (Key, Errno
Available since Linux 2.0.
*/
semop :: proc "contextless" (key: Key, ops: []Sem_Buf) -> (Errno) {
ret := syscall(SYS_semop, key, raw_data(ops), len(ops))
return Errno(-ret)
when ODIN_ARCH != .i386 {
ret := syscall(SYS_semop, key, raw_data(ops), len(ops))
return Errno(-ret)
} else {
// Note(flysand): Max time limit, let's not worry about nanoseconds...
max_timespec := Time_Spec {
time_sec = max(uint),
time_nsec = 0,
}
ret := syscall(SYS_semtimedop_time64, key, raw_data(ops), len(ops), &max_timespec)
}
}
semctl3 :: proc "contextless" (key: Key, semnum: i32, cmd: IPC_Cmd) -> (int, Errno) {

4
core/sys/linux/types.odin
View File

@@ -851,7 +851,7 @@ when ODIN_ARCH == .i386 {
nsems: uint,
_: [2]uint,
}
} else when ODIN_ARCH == .amd32 {
} else when ODIN_ARCH == .arm32 {
_Arch_Semid_DS :: struct {
perm: IPC_Perm,
otime: uint,
@@ -861,7 +861,7 @@ when ODIN_ARCH == .i386 {
nsems: uint,
_: [2]uint,
}
} else when ODIN_ARCH == .amd64 {
} else when ODIN_ARCH == .arm64 {
_Arch_Semid_DS :: struct {
perm: IPC_Perm,
otime: int,