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Rustify Sys::open and some fs:: error handling.

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This commit is contained in:
4lDO2
2024-09-07 13:06:23 +02:00
parent b9653e689b
commit 198caa3bc5
13 changed files with 75 additions and 55 deletions
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src/header/unistd/mod.rs
+6 -3
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@@ -317,12 +317,14 @@ pub extern "C" fn fork() -> pid_t {
#[no_mangle]
pub extern "C" fn fsync(fildes: c_int) -> c_int {
Sys::fsync(fildes)
Sys::fsync(fildes).map(|()| 0).or_minus_one_errno()
}
#[no_mangle]
pub extern "C" fn ftruncate(fildes: c_int, length: off_t) -> c_int {
Sys::ftruncate(fildes, length)
.map(|()| 0)
.or_minus_one_errno()
}
#[no_mangle]
@@ -757,9 +759,10 @@ pub extern "C" fn tcsetpgrp(fd: c_int, pgrp: pid_t) -> c_int {
}
#[no_mangle]
pub extern "C" fn truncate(path: *const c_char, length: off_t) -> c_int {
pub unsafe extern "C" fn truncate(path: *const c_char, length: off_t) -> c_int {
let file = unsafe { CStr::from_ptr(path) };
let fd = Sys::open(file, fcntl::O_WRONLY, 0);
// TODO: Rustify
let fd = Sys::open(file, fcntl::O_WRONLY, 0).or_minus_one_errno();
if fd < 0 {
return -1;
}