Release 4.12 tools/perf/util/util.h

#ifndef GIT_COMPAT_UTIL_H

#define GIT_COMPAT_UTIL_H


#define _ALL_SOURCE 1

#define _BSD_SOURCE 1
/* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */

#define _DEFAULT_SOURCE 1

#include <fcntl.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdlib.h>
#include <stdarg.h>
#include <linux/types.h>

#ifdef __GNUC__

#define NORETURN __attribute__((__noreturn__))
#else

#define NORETURN
#ifndef __attribute__

#define __attribute__(x)
#endif
#endif

/* General helper functions */
void usage(const char *err) NORETURN;
void die(const char *err, ...) NORETURN __attribute__((format (printf, 1, 2)));
int error(const char *err, ...) __attribute__((format (printf, 1, 2)));
void warning(const char *err, ...) __attribute__((format (printf, 1, 2)));

void set_warning_routine(void (*routine)(const char *err, va_list params));



static inline void *zalloc(size_t size)
{
	return calloc(1, size);
}

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1
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#define zfree(ptr) ({ free(*ptr); *ptr = NULL; })

struct dirent;
struct strlist;

int mkdir_p(char *path, mode_t mode);
int rm_rf(const char *path);
struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *));
bool lsdir_no_dot_filter(const char *name, struct dirent *d);
int copyfile(const char *from, const char *to);
int copyfile_mode(const char *from, const char *to, mode_t mode);
int copyfile_offset(int fromfd, loff_t from_ofs, int tofd, loff_t to_ofs, u64 size);

ssize_t readn(int fd, void *buf, size_t n);
ssize_t writen(int fd, void *buf, size_t n);

size_t hex_width(u64 v);
int hex2u64(const char *ptr, u64 *val);

extern unsigned int page_size;
extern int cacheline_size;

bool find_process(const char *name);

int fetch_kernel_version(unsigned int *puint,
			 char *str, size_t str_sz);

#define KVER_VERSION(x)		(((x) >> 16) & 0xff)

#define KVER_PATCHLEVEL(x)	(((x) >> 8) & 0xff)

#define KVER_SUBLEVEL(x)	((x) & 0xff)

#define KVER_FMT	"%d.%d.%d"

#define KVER_PARAM(x)	KVER_VERSION(x), KVER_PATCHLEVEL(x), KVER_SUBLEVEL(x)

const char *perf_tip(const char *dirpath);

#ifndef HAVE_SCHED_GETCPU_SUPPORT
int sched_getcpu(void);
#endif

#endif /* GIT_COMPAT_UTIL_H */
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Ingo Molnar
133
30.23%
1
3.33%
Arnaldo Carvalho de Melo
95
21.59%
11
36.67%
Namhyung Kim
57
12.95%
4
13.33%
Wang Nan
47
10.68%
2
6.67%
Masami Hiramatsu
40
9.09%
1
3.33%
Jiri Olsa
38
8.64%
4
13.33%
Adrian Hunter
17
3.86%
1
3.33%
Chanho Park
5
1.14%
1
3.33%
Don Zickus
4
0.91%
1
3.33%
Borislav Petkov
2
0.45%
2
6.67%
Joe Stringer
1
0.23%
1
3.33%
Kan Liang
1
0.23%
1
3.33%
Total
440
100.00%
30
100.00%
Directory: tools/perf/util

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