[process] Include process name in debug messages
[ipxe.git] / src / core / errno.c
1 #include <errno.h>
2
3 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
4
5 /** @file
6 *
7 * Error codes
8 *
9 * This file provides the global variable #errno.
10 *
11 */
12
13 /**
14 * Global "last error" number.
15 *
16 * This is valid only when a function has just returned indicating a
17 * failure.
18 *
19 */
20 int errno;