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#![no_std]
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#![no_main]
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use user_lib::*;
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use user_lib::syscall::*;
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#[no_mangle]
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fn main() -> i32 {
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let current_timer = sys_get_time();
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let wait_for = current_timer + 3000;
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while sys_get_time() < wait_for {
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sys_yield();
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}
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println!("Test sleep OK!");
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0
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} |