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Rollup merge of #31019 - andreabedini:patch-1, r=alexcrichton

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Documentation of `CStr::from_ptr` suggests using `str::from_utf8(slice.to_bytes()).unwrap()`
to obtain a `&str` but `CStr` has `CStr::to_str` that does exactly that.

(First PR, be nice :)
This commit is contained in:
Steve Klabnik 2016-01-23 09:38:41 -05:00
commit 03b4bf20f6
1 changed files with 1 additions and 3 deletions
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4
src/libstd/ffi/c_str.rs
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@ -407,7 +407,6 @@ impl CStr {
/// # fn main() {
/// use std::ffi::CStr;
/// use std::os::raw::c_char;
/// use std::str;
///
/// extern {
/// fn my_string() -> *const c_char;
@ -415,8 +414,7 @@ impl CStr {
///
/// unsafe {
/// let slice = CStr::from_ptr(my_string());
/// println!("string returned: {}",
/// str::from_utf8(slice.to_bytes()).unwrap());
/// println!("string returned: {}", slice.to_str().unwrap());
/// }
/// # }
/// ```