thermostat/src/init_log.rs

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2020-09-11 05:17:31 +08:00
use crate::usb;
#[cfg(not(feature = "semihosting"))]
static USB_LOGGER: usb::Logger = usb::Logger;
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#[cfg(not(feature = "semihosting"))]
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pub fn init_log() {
log::set_logger(&USB_LOGGER);
}
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#[cfg(feature = "semihosting")]
pub fn init_log() {
use log::LevelFilter;
use cortex_m_log::log::{Logger, init};
use cortex_m_log::printer::semihosting::{InterruptOk, hio::HStdout};
static mut LOGGER: Option<Logger<InterruptOk<HStdout>>> = None;
let logger = Logger {
inner: InterruptOk::<_>::stdout().expect("semihosting stdout"),
level: LevelFilter::Info,
};
let logger = unsafe {
LOGGER.get_or_insert(logger)
};
init(logger).expect("set logger");
}