Fix issue on OSX (and other platforms)

where stm32flash only works if the serial device name starts with /dev/tty, as on OSX some serial devices start with /dev/cu. Also corrected mistake about .a file in stm32 parsers folder, and hopefully removed the .a file from source control

Signed-off-by: Roger Clark <[email protected]>

Author: rogerclarkmelbourne

serial_posix.c

@@ -198,18 +198,34 @@ static port_err_t serial_setup(serial_t *h, const serial_baud_t baud,
 	return PORT_ERR_OK;
 }
 
+/*
+ * Roger clark.
+ * This function is no longer used. But has just been commented out in case it needs
+ * to be reinstated in the future
+
 static int startswith(const char *haystack, const char *needle) {
 	return strncmp(haystack, needle, strlen(needle)) == 0;
 }
+*/
 
 static int is_tty(const char *path) {
 	char resolved[PATH_MAX];
 
 	if(!realpath(path, resolved)) return 0;
 
+
+	/*
+	 * Roger Clark
+	 * Commented out this check, because on OSX some devices are /dev/cu
+	 * and some users use symbolic links to devices, hence the name may not even start
+	 * with /dev
+
 	if(startswith(resolved, "/dev/tty")) return 1;
 
 	return 0;
+	*/
+
+	return 1;
 }
 
 static port_err_t serial_posix_open(struct port_interface *port,