32 lines
705 B
Rust
32 lines
705 B
Rust
//@ run-pass
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//@ ignore-sgx no libc
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use std::ffi::CString;
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mod mlibc {
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use std::ffi::{c_char, c_long, c_longlong};
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extern "C" {
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pub fn atol(x: *const c_char) -> c_long;
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pub fn atoll(x: *const c_char) -> c_longlong;
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}
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}
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fn atol(s: String) -> isize {
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let c = CString::new(s).unwrap();
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unsafe { mlibc::atol(c.as_ptr()) as isize }
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}
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fn atoll(s: String) -> i64 {
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let c = CString::new(s).unwrap();
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unsafe { mlibc::atoll(c.as_ptr()) as i64 }
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}
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pub fn main() {
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assert_eq!(atol("1024".to_string()) * 10, atol("10240".to_string()));
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assert_eq!(
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(atoll("11111111111111111".to_string()) * 10),
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atoll("111111111111111110".to_string())
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);
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}
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