[mirror_ubuntu-artful-kernel.git] / tools / perf / util / usage.c

/*
 * usage.c
 *
 * Various reporting routines.
 * Originally copied from GIT source.
 *
 * Copyright (C) Linus Torvalds, 2005
 */
#include "util.h"
#include "debug.h"

static __noreturn void usage_builtin(const char *err)
{
	fprintf(stderr, "\n Usage: %s\n", err);
	exit(129);
}

/* If we are in a dlopen()ed .so write to a global variable would segfault
 * (ugh), so keep things static. */
static void (*usage_routine)(const char *err) __noreturn = usage_builtin;

void usage(const char *err)
{
	usage_routine(err);
}
Commit	Line	Data
07800601	1	/*
5f9273d6 NK	2	* usage.c
	3	*
	4	* Various reporting routines.
	5	* Originally copied from GIT source.
07800601 IM	6	*
	7	* Copyright (C) Linus Torvalds, 2005
	8	*/
	9	#include "util.h"
0d37aa34	10	#include "debug.h"
07800601	11
6c346643	12	static __noreturn void usage_builtin(const char *err)
07800601	13	{
716c69fe	14	fprintf(stderr, "\n Usage: %s\n", err);
07800601 IM	15	exit(129);
	16	}
	17
07800601 IM	18	/* If we are in a dlopen()ed .so write to a global variable would segfault
07800601 IM	19	* (ugh), so keep things static. */
6c346643	20	static void (usage_routine)(const char err) __noreturn = usage_builtin;
2690c730	21
07800601 IM	22	void usage(const char *err)
	23	{
	24	usage_routine(err);
	25	}