20 TARGET_ERRNO__SUCCESS = 0,
23 * Choose an arbitrary negative big number not to clash with standard
24 * errno since SUS requires the errno has distinct positive values.
25 * See 'Issue 6' in the link below.
27 * http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/errno.h.html
29 __TARGET_ERRNO__START = -10000,
31 /* for target__validate() */
32 TARGET_ERRNO__PID_OVERRIDE_CPU = __TARGET_ERRNO__START,
33 TARGET_ERRNO__PID_OVERRIDE_UID,
34 TARGET_ERRNO__UID_OVERRIDE_CPU,
35 TARGET_ERRNO__PID_OVERRIDE_SYSTEM,
36 TARGET_ERRNO__UID_OVERRIDE_SYSTEM,
37 TARGET_ERRNO__SYSTEM_OVERRIDE_THREAD,
39 /* for target__parse_uid() */
40 TARGET_ERRNO__INVALID_UID,
41 TARGET_ERRNO__USER_NOT_FOUND,
46 enum target_errno target__validate(struct target *target);
47 enum target_errno target__parse_uid(struct target *target);
49 int target__strerror(struct target *target, int errnum, char *buf, size_t buflen);
51 static inline bool target__has_task(struct target *target)
53 return target->tid || target->pid || target->uid_str;
56 static inline bool target__has_cpu(struct target *target)
58 return target->system_wide || target->cpu_list;
61 static inline bool target__none(struct target *target)
63 return !target__has_task(target) && !target__has_cpu(target);
66 static inline bool target__uses_dummy_map(struct target *target)
68 bool use_dummy = false;
70 if (target->default_per_cpu)
71 use_dummy = target->per_thread ? true : false;
72 else if (target__has_task(target) ||
73 (!target__has_cpu(target) && !target->uses_mmap))
79 #endif /* _PERF_TARGET_H */