i3/i3-nagbar/i3-nagbar.h
Daniel Mueller 865bd462b4
do not check for NULL in FREE macro
free(3) is safe to invoke on a NULL pointer, in which case no action is
taken. This change adjusts the FREE macros to omit this unnecessary
check.
2017-11-23 15:41:33 -08:00

19 lines
331 B
C

#pragma once
#include <config.h>
#include <err.h>
#define die(...) errx(EXIT_FAILURE, __VA_ARGS__);
#define FREE(pointer) \
do { \
free(pointer); \
pointer = NULL; \
} while (0)
#define xmacro(atom) xcb_atom_t A_##atom;
#include "atoms.xmacro"
#undef xmacro
extern xcb_window_t root;