1#ifndef __API_FS__ 2#define __API_FS__ 3 4#include <stdbool.h> 5 6/* 7 * On most systems <limits.h> would have given us this, but not on some systems 8 * (e.g. GNU/Hurd). 9 */ 10#ifndef PATH_MAX 11#define PATH_MAX 4096 12#endif 13 14#define FS(name) \ 15 const char *name##__mountpoint(void); \ 16 const char *name##__mount(void); \ 17 bool name##__configured(void); \ 18 19FS(sysfs) 20FS(procfs) 21FS(debugfs) 22FS(tracefs) 23 24#undef FS 25 26 27int filename__read_int(const char *filename, int *value); 28int filename__read_ull(const char *filename, unsigned long long *value); 29 30int sysctl__read_int(const char *sysctl, int *value); 31int sysfs__read_int(const char *entry, int *value); 32int sysfs__read_ull(const char *entry, unsigned long long *value); 33#endif /* __API_FS__ */ 34