From fff906a78ba545e77d087a82711b30bcc8e0d0c5 Mon Sep 17 00:00:00 2001 From: Matthias Schiffer Date: Sun, 5 Apr 2020 14:22:59 +0200 Subject: Introduce SafePtr trait, cleanup --- src/main.rs | 31 ++++++++++++++++++++----------- 1 file changed, 20 insertions(+), 11 deletions(-) (limited to 'src/main.rs') diff --git a/src/main.rs b/src/main.rs index 944b7ab..c79f1da 100644 --- a/src/main.rs +++ b/src/main.rs @@ -9,17 +9,26 @@ use core::fmt::Write; #[no_mangle] pub extern "C" fn main(_nargs: libc::c_int, _args: *const *const libc::c_char) -> libc::c_int { let mut stdout = unsafe { libc::stdio::stdout() }; - let x = libc::string::CString::from("foo"); - let l = x.len(); - let y = x.into_raw(); - let z = unsafe { - libc::boxed::CBox::slice_from_raw_parts(y, l) - }; - let foo = cstr!("Foo!\n"); - stdout.puts(foo); - let _ = writeln!(stdout, "Foo: {} {} {}", z[0], z[1], z[2]); - let b = libc::boxed::CBox::new(42); - let _ = writeln!(stdout, "Bar: {}", b); + + { + let foo = cstr!("Foo!\n"); + stdout.puts(foo); + } + + { + let x = libc::string::CString::from("foo"); + let l = x.len(); + let y = x.into_raw(); + let z = unsafe { + libc::boxed::CBox::slice_from_raw_parts(y, l) + }; + let _ = writeln!(stdout, "Foo: {} {} {}", z[0], z[1], z[2]); + } + + { + let b = libc::boxed::CBox::new(42); + let _ = writeln!(stdout, "Bar: {}", b); + } 0 } -- cgit v1.2.3