Function pqTraceOutputByte1

src/interfaces/libpq/fe-trace.c:105–119

* pqTraceOutputByte1: output a 1-char message to the log */

 *   pqTraceOutputByte1: output a 1-char message to the log
 */
static void
pqTraceOutputByte1(FILE *pfdebug, const char *data, int *cursor)
{
	const char *v = data + *cursor;

	/*
	 * Show non-printable data in hex format, including the terminating \0
	 * that completes ErrorResponse and NoticeResponse messages.
	 */
	if (!isprint((unsigned char) *v))
		fprintf(pfdebug, " \\x%02x", *v);
	else
		fprintf(pfdebug, " %c", *v);
	*cursor += 1;
}

/*
 *   pqTraceOutputInt16: output a 2-byte integer message to the log