#ifndef _PERF_TARGET_H #define _PERF_TARGET_H #include #include 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 default_per_cpu; bool per_thread; }; 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, TARGET_ERRNO__SYSTEM_OVERRIDE_THREAD, /* 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); } static inline bool target__uses_dummy_map(struct target *target) { bool use_dummy = false; if (target->default_per_cpu) use_dummy = target->per_thread ? true : false; else if (target__has_task(target) || (!target__has_cpu(target) && !target->uses_mmap)) use_dummy = true; return use_dummy; } #endif /* _PERF_TARGET_H */ /a>commitdiff
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