From 27c6d41518e139529feaac442716509bd8e31f43 Mon Sep 17 00:00:00 2001 From: Karel Zak Date: Mon, 11 Jan 2010 15:12:02 +0100 Subject: libmount: add mtab locking code Signed-off-by: Karel Zak --- shlibs/mount/src/mount.h.in | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'shlibs/mount/src/mount.h.in') diff --git a/shlibs/mount/src/mount.h.in b/shlibs/mount/src/mount.h.in index ab644a23e..05912e112 100644 --- a/shlibs/mount/src/mount.h.in +++ b/shlibs/mount/src/mount.h.in @@ -37,6 +37,13 @@ extern "C" { */ typedef struct _mnt_cache mnt_cache; +/** + * mnt_lock: + * + * Stores information about locked file (e.g. /etc/mtab) + */ +typedef struct _mnt_lock mnt_lock; + /** * mnt_iter: * @@ -176,6 +183,14 @@ extern char *mnt_optls_create_mtab_optstr(mnt_optls *ls); extern char *mnt_optls_create_userspace_optstr(mnt_optls *ls); extern int mnt_optls_print_debug(mnt_optls *ls, FILE *file); +/* lock.c */ +extern mnt_lock *mnt_new_lock(const char *lockfile, pid_t id); +extern void mnt_free_lock(mnt_lock *ml); +extern const char *mnt_lock_get_lockfile(mnt_lock *ml); +extern const char *mnt_lock_get_linkfile(mnt_lock *ml); +extern void mnt_unlock_file(mnt_lock *ml); +extern int mnt_lock_file(mnt_lock *ml); + /* * mount(8) userspace options masks (MNT_MAP_USERSPACE map) -- cgit v1.2.3-55-g7522