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Implement realpath

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This commit is contained in:
jD91mZM2
2018-10-07 10:32:36 +02:00
parent 26d629674a
commit 418a960f3b
11 changed files with 120 additions and 11 deletions
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src/header/unistd/mod.rs
+3 -5
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@@ -3,7 +3,7 @@
use core::{ptr, slice};
use c_str::CStr;
use header::sys_time;
use header::{limits, sys_time};
use header::time::timespec;
use platform;
use platform::types::*;
@@ -35,8 +35,6 @@ pub const STDIN_FILENO: c_int = 0;
pub const STDOUT_FILENO: c_int = 1;
pub const STDERR_FILENO: c_int = 2;
const PATH_MAX: usize = 4096;
#[no_mangle]
pub extern "C" fn _exit(status: c_int) {
Sys::exit(status)
@@ -190,7 +188,7 @@ pub extern "C" fn ftruncate(fildes: c_int, length: off_t) -> c_int {
#[no_mangle]
pub extern "C" fn getcwd(mut buf: *mut c_char, mut size: size_t) -> *mut c_char {
let alloc = buf.is_null();
let mut stack_buf = [0; PATH_MAX];
let mut stack_buf = [0; limits::PATH_MAX];
if alloc {
buf = stack_buf.as_mut_ptr();
size = stack_buf.len();
@@ -305,7 +303,7 @@ pub extern "C" fn getuid() -> uid_t {
#[no_mangle]
pub extern "C" fn getwd(path_name: *mut c_char) -> *mut c_char {
getcwd(path_name, PATH_MAX)
getcwd(path_name, limits::PATH_MAX)
}
#[no_mangle]