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Merge pull request #28 from ids1024/dup

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Pass empty second argument to dup in exec
This commit is contained in:
Jeremy Soller
2017-07-06 18:29:07 -06:00
committed by GitHub
parent d0c3a5d2aa 074ce2e57d
commit ae5a32cf98
1 changed files with 2 additions and 2 deletions
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4
src/syscall/process.rs
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@@ -742,7 +742,7 @@ pub fn exec(path: &[u8], arg_ptrs: &[[usize; 2]]) -> Result<usize> {
(vfork, context.ppid, files)
};
// Duplicate current files using b"exec", close previous
// Duplicate current files, close previous
for (fd, mut file_option) in files.lock().iter_mut().enumerate() {
let new_file_option = if let Some(ref file) = *file_option {
// Duplicate
@@ -755,7 +755,7 @@ pub fn exec(path: &[u8], arg_ptrs: &[[usize; 2]]) -> Result<usize> {
schemes.get(file.scheme).map(|scheme| scheme.clone())
};
if let Some(scheme) = scheme_option {
scheme.dup(file.number, b"exec")
scheme.dup(file.number, b"")
} else {
Err(Error::new(EBADF))
}