From 5b449f4e1e43bc59109da5a37edf5ec911d3df8e Mon Sep 17 00:00:00 2001 From: Matthias Schiffer Date: Mon, 13 Apr 2020 02:13:58 +0200 Subject: IO, error handling --- src/main.rs | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'src') diff --git a/src/main.rs b/src/main.rs index c79f1da..26882ff 100644 --- a/src/main.rs +++ b/src/main.rs @@ -8,11 +8,11 @@ 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 mut stdout = libc::stdio::stdout(); { let foo = cstr!("Foo!\n"); - stdout.puts(foo); + let _ = stdout.puts(foo); } { @@ -29,11 +29,12 @@ pub extern "C" fn main(_nargs: libc::c_int, _args: *const *const libc::c_char) - let b = libc::boxed::CBox::new(42); let _ = writeln!(stdout, "Bar: {}", b); } + 0 } #[panic_handler] fn panic(info: &core::panic::PanicInfo) -> ! { - let _ = writeln!(unsafe { libc::stdio::stderr() }, "Panic: {}", info); + let _ = writeln!(libc::stdio::stderr(), "Panic: {}", info); unsafe { libc::abort() } } -- cgit v1.2.3