tools/perf/util/tracepoint.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __PERF_TRACEPOINT_H
   3 #define __PERF_TRACEPOINT_H
   4
   5 #include <dirent.h>
   6 #include <string.h>
   7 #include <stdbool.h>
   8
   9 int tp_event_has_id(const char *dir_path, struct dirent *evt_dir);
  10
  11 #define for_each_event(dir_path, evt_dir, evt_dirent)           \
  12         while ((evt_dirent = readdir(evt_dir)) != NULL)         \
  13                 if (evt_dirent->d_type == DT_DIR &&             \
  14                     (strcmp(evt_dirent->d_name, ".")) &&        \
  15                     (strcmp(evt_dirent->d_name, "..")) &&       \
  16                     (!tp_event_has_id(dir_path, evt_dirent)))
  17
  18 #define for_each_subsystem(sys_dir, sys_dirent)                 \
  19         while ((sys_dirent = readdir(sys_dir)) != NULL)         \
  20                 if (sys_dirent->d_type == DT_DIR &&             \
  21                     (strcmp(sys_dirent->d_name, ".")) &&        \
  22                     (strcmp(sys_dirent->d_name, "..")))
  23
  24 bool is_valid_tracepoint(const char *event_string);
  25
  26 #endif /* __PERF_TRACEPOINT_H */