micro-utils/include/libmu/get_string.h

#ifndef _GET_STRING_H
#define _GET_STRING_H
#include <stdio.h>
#include <string.h>
#include <errno.h>

int mu_get_string(const char *prog_name, char *buf, const size_t len) {
	off_t rbytes = read(STDIN_FILENO, buf, len);

	if (rbytes <= 0) {
		fprintf(stderr, "%s: %s\n", prog_name, strerror(errno));
		return 0;
	}

	if (rbytes > 0)
		buf[rbytes - 1] = '\0';

	buf[rbytes] = '\0';
	return rbytes;
}

#endif