File Content: init.h #ifndef _LIBCGROUP_INIT_H #define _LIBCGROUP_INIT_H #ifndef _LIBCGROUP_H_INSIDE #error "Only <libcgroup.h> should be included directly." #endif #ifndef SWIG #include <features.h> #endif #ifdef __cplusplus extern "C" { #endif /** * @defgroup group_init 1. Initialization * @{ * * @name Initialization * @{ * Application must initialize @c libcgroup using cgroup_init() before any * other @c libcgroup function can be called. @c libcgroup caches information * about mounted hierarchies (just what's mounted where, not the control groups * themselves) at this time. There is currently no way to refresh this cache, * i.e. all subsequent mounts/remounts/unmounts are not reflected in this cache * and @c libcgroup may produce unexpected results. * * In addition, there is no way how to clean the cache on application exit. * * @todo this is very bad... There should be at least way how to refresh the * cache and/or an option to refresh it automatically (does kernel provide * any indication, when a filesystem is mounted/unmounted?). Dtto the cleanup * on exit. */ /** * Initialize libcgroup. Information about mounted hierarchies are examined * and cached internally (just what's mounted where, not the groups themselves). * * If the cgroup logging was not set using cgroup_set_logger() or * cgroup_set_default_logger() before calling cgroup_init(), the default logger * is automatically set, logging CGROUP_LOG_ERROR messages. */ int cgroup_init(void); /** * Returns path where is mounted given controller. Applications should rely on * @c libcgroup API and not call this function directly. * Only the first mount point is returned, use * cgroup_get_subsys_mount_point_begin(), cgroup_get_subsys_mount_point_next() * and cgroup_get_subsys_mount_point_end() to get all of them. * @param controller Name of the controller * @param mount_point The string where the mount point location is stored. * Please note, the caller must free the mount_point. */ int cgroup_get_subsys_mount_point(const char *controller, char **mount_point); /** * @} * @} */ #ifdef __cplusplus } /* extern "C" */ #endif #endif /* _LIBCGROUP_INIT_H */ Submit