OpenCloudOS-Kernel/tools/lib/traceevent/event-utils.h

68 lines
1.1 KiB
C

/* SPDX-License-Identifier: LGPL-2.1 */
/*
* Copyright (C) 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com>
*
*/
#ifndef __UTIL_H
#define __UTIL_H
#include <ctype.h>
/* Can be overridden */
void warning(const char *fmt, ...);
void pr_stat(const char *fmt, ...);
void vpr_stat(const char *fmt, va_list ap);
/* Always available */
void __warning(const char *fmt, ...);
void __pr_stat(const char *fmt, ...);
void __vwarning(const char *fmt, ...);
void __vpr_stat(const char *fmt, ...);
#define min(x, y) ({ \
typeof(x) _min1 = (x); \
typeof(y) _min2 = (y); \
(void) (&_min1 == &_min2); \
_min1 < _min2 ? _min1 : _min2; })
static inline char *strim(char *string)
{
char *ret;
if (!string)
return NULL;
while (*string) {
if (!isspace(*string))
break;
string++;
}
ret = string;
string = ret + strlen(ret) - 1;
while (string > ret) {
if (!isspace(*string))
break;
string--;
}
string[1] = 0;
return ret;
}
static inline int has_text(const char *text)
{
if (!text)
return 0;
while (*text) {
if (!isspace(*text))
return 1;
text++;
}
return 0;
}
#endif