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Fix Redox fchdir

Jeremy Soller 5 年之前
父節點
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06bab2aa81
共有 1 個文件被更改,包括 4 次插入3 次删除
  1. 4 3
      src/platform/redox/mod.rs

+ 4 - 3
src/platform/redox/mod.rs

@@ -283,11 +283,12 @@ impl Pal for Sys {
     }
 
     fn fchdir(fd: c_int) -> c_int {
-        let path: &mut [u8] = &mut [0; 4096];
-        if e(syscall::fpath(fd as usize, path)) == !0 {
+        let mut buf = [0; 4096];
+        let res = e(syscall::fpath(fd as usize, &mut buf));
+        if res == !0 {
             !0
         } else {
-            e(syscall::chdir(path)) as c_int
+            e(syscall::chdir(&buf[..res])) as c_int
         }
     }