C client for GEX. bare-bones, low level access
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gex-client-c/gex/serial/serial.h

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#ifndef SERIAL_H
#define SERIAL_H
#include <stdbool.h>
#include <stdint.h>
/**
* Open a serial port
*
* @param device - device to open, e.g. /dev/ttyACM0
* @return file descriptor
*/
int serial_open(const char *device);
void serial_shouldwait(int fd, int ms);
void serial_noblock(int fd);
#endif