1/*
 2 * Copyright (C) 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com>
 3 *
 4 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 5 * This program is free software; you can redistribute it and/or
 6 * modify it under the terms of the GNU Lesser General Public
 7 * License as published by the Free Software Foundation;
 8 * version 2.1 of the License (not later!)
 9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 * GNU Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
20 */
21#ifndef __UTIL_H
22#define __UTIL_H
23
24#include <ctype.h>
25
26/* Can be overridden */
27void die(const char *fmt, ...);
28void *malloc_or_die(unsigned int size);
29void warning(const char *fmt, ...);
30void pr_stat(const char *fmt, ...);
31void vpr_stat(const char *fmt, va_list ap);
32
33/* Always available */
34void __die(const char *fmt, ...);
35void __warning(const char *fmt, ...);
36void __pr_stat(const char *fmt, ...);
37
38void __vdie(const char *fmt, ...);
39void __vwarning(const char *fmt, ...);
40void __vpr_stat(const char *fmt, ...);
41
42static inline char *strim(char *string)
43{
44	char *ret;
45
46	if (!string)
47		return NULL;
48	while (*string) {
49		if (!isspace(*string))
50			break;
51		string++;
52	}
53	ret = string;
54
55	string = ret + strlen(ret) - 1;
56	while (string > ret) {
57		if (!isspace(*string))
58			break;
59		string--;
60	}
61	string[1] = 0;
62
63	return ret;
64}
65
66static inline int has_text(const char *text)
67{
68	if (!text)
69		return 0;
70
71	while (*text) {
72		if (!isspace(*text))
73			return 1;
74		text++;
75	}
76
77	return 0;
78}
79
80#endif