Rollup merge of rust-lang#120458 - rytheo:cstr-conversion-doc, r=Mark-Simulacrum

matthiaskrgr · web-flow · commit 1bc76ef97f17 · 2024-02-05T00:14:51.000+01:00
Document `&CStr` to `CString` conversion Related to rust-lang#51430
diff --git a/library/alloc/src/ffi/c_str.rs b/library/alloc/src/ffi/c_str.rs
@@ -1024,6 +1024,8 @@ impl ToOwned for CStr {
 
 #[stable(feature = "cstring_asref", since = "1.7.0")]
 impl From<&CStr> for CString {
+    /// Converts a <code>&[CStr]</code> into a [`CString`]
+    /// by copying the contents into a new allocation.
     fn from(s: &CStr) -> CString {
         s.to_owned()
     }

Original file line number	Diff line number	Diff line change
`@@ -1024,6 +1024,8 @@ impl ToOwned for CStr {`
`1024`	`1024`
`1025`	`1025`	`#[stable(feature = "cstring_asref", since = "1.7.0")]`
`1026`	`1026`	`impl From<&CStr> for CString {`
	`1027`	+ /// Converts a <code>&[CStr]</code> into a [`CString`]
	`1028`	`+ /// by copying the contents into a new allocation.`
`1027`	`1029`	`fn from(s: &CStr) -> CString {`
`1028`	`1030`	`s.to_owned()`
`1029`	`1031`	`}`