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//@ run-pass
//@ ignore-wasm32 spawning processes is not supported
//@ ignore-sgx no processes
#![no_main]
use std::ffi::CStr;
use std::process::{Command, Output};
use std::panic;
use std::str;
#[no_mangle]
extern "C" fn main(argc: core::ffi::c_int, argv: *const *const u8) -> core::ffi::c_int {
if argc > 1 {
unsafe {
match **argv.offset(1) as char {
'1' => {}
'2' => println!("foo"),
'3' => assert!(panic::catch_unwind(|| {}).is_ok()),
'4' => assert!(panic::catch_unwind(|| panic!()).is_err()),
'5' => assert!(Command::new("test").spawn().is_err()),
_ => panic!()
}
}
return 0
}
let args = unsafe {
(0..argc as usize).map(|i| {
let ptr = *argv.add(i) as *const _;
CStr::from_ptr(ptr).to_bytes().to_vec()
}).collect::<Vec<_>>()
};
let me = String::from_utf8(args[0].to_vec()).unwrap();
pass(Command::new(&me).arg("1").output().unwrap());
pass(Command::new(&me).arg("2").output().unwrap());
pass(Command::new(&me).arg("3").output().unwrap());
pass(Command::new(&me).arg("4").output().unwrap());
pass(Command::new(&me).arg("5").output().unwrap());
0
}
fn pass(output: Output) {
if !output.status.success() {
println!("{:?}", str::from_utf8(&output.stdout));
println!("{:?}", str::from_utf8(&output.stderr));
}
}
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