root/tools/testing/selftests/bpf/cgroup_helpers.h

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INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __CGROUP_HELPERS_H
   3 #define __CGROUP_HELPERS_H
   4 #include <errno.h>
   5 #include <string.h>
   6 
   7 #define clean_errno() (errno == 0 ? "None" : strerror(errno))
   8 #define log_err(MSG, ...) fprintf(stderr, "(%s:%d: errno: %s) " MSG "\n", \
   9         __FILE__, __LINE__, clean_errno(), ##__VA_ARGS__)
  10 
  11 
  12 int create_and_get_cgroup(const char *path);
  13 int join_cgroup(const char *path);
  14 int setup_cgroup_environment(void);
  15 void cleanup_cgroup_environment(void);
  16 unsigned long long get_cgroup_id(const char *path);
  17 
  18 #endif
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