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59893bcab0
Fixes #4375. Changes the check to test when `.unwrap().as_ptr()` is called on any `Result<CString, _>` as suggested by @flip1995 (https://github.com/rust-lang/rust-clippy/issues/4375#issuecomment-520724123).
25 lines
460 B
Rust
25 lines
460 B
Rust
#![deny(clippy::temporary_cstring_as_ptr)]
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fn main() {}
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fn temporary_cstring() {
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use std::ffi::CString;
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CString::new("foo").unwrap().as_ptr();
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CString::new("foo").expect("dummy").as_ptr();
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}
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mod issue4375 {
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use std::ffi::CString;
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use std::os::raw::c_char;
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extern "C" {
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fn foo(data: *const c_char);
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}
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pub fn bar(v: &[u8]) {
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let cstr = CString::new(v);
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unsafe { foo(cstr.unwrap().as_ptr()) }
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}
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}
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