xref: /linux/tools/lib/perf/include/perf/core.h (revision f86fd32d)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __LIBPERF_CORE_H
3 #define __LIBPERF_CORE_H
4 
5 #include <stdarg.h>
6 
7 #ifndef LIBPERF_API
8 #define LIBPERF_API __attribute__((visibility("default")))
9 #endif
10 
11 enum libperf_print_level {
12 	LIBPERF_ERR,
13 	LIBPERF_WARN,
14 	LIBPERF_INFO,
15 	LIBPERF_DEBUG,
16 	LIBPERF_DEBUG2,
17 	LIBPERF_DEBUG3,
18 };
19 
20 typedef int (*libperf_print_fn_t)(enum libperf_print_level level,
21 				  const char *, va_list ap);
22 
23 LIBPERF_API void libperf_init(libperf_print_fn_t fn);
24 
25 #endif /* __LIBPERF_CORE_H */
26