1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
#ifndef _PERF_TARGET_H
#define _PERF_TARGET_H
#include <stdbool.h>
#include <sys/types.h>
struct target {
const char *pid;
const char *tid;
const char *cpu_list;
const char *uid_str;
uid_t uid;
bool system_wide;
bool uses_mmap;
bool force_per_cpu;
};
enum target_errno {
TARGET_ERRNO__SUCCESS = 0,
/*
* Choose an arbitrary negative big number not to clash with standard
* errno since SUS requires the errno has distinct positive values.
* See 'Issue 6' in the link below.
*
* http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/errno.h.html
*/
__TARGET_ERRNO__START = -10000,
/* for target__validate() */
TARGET_ERRNO__PID_OVERRIDE_CPU = __TARGET_ERRNO__START,
TARGET_ERRNO__PID_OVERRIDE_UID,
TARGET_ERRNO__UID_OVERRIDE_CPU,
TARGET_ERRNO__PID_OVERRIDE_SYSTEM,
TARGET_ERRNO__UID_OVERRIDE_SYSTEM,
/* for target__parse_uid() */
TARGET_ERRNO__INVALID_UID,
TARGET_ERRNO__USER_NOT_FOUND,
__TARGET_ERRNO__END,
};
enum target_errno target__validate(struct target *target);
enum target_errno target__parse_uid(struct target *target);
int target__strerror(struct target *target, int errnum, char *buf, size_t buflen);
static inline bool target__has_task(struct target *target)
{
return target->tid || target->pid || target->uid_str;
}
static inline bool target__has_cpu(struct target *target)
{
return target->system_wide || target->cpu_list;
}
static inline bool target__none(struct target *target)
{
return !target__has_task(target) && !target__has_cpu(target);
}
#endif /* _PERF_TARGET_H */
|
