diff options
Diffstat (limited to 'libmount/src/mountP.h')
| -rw-r--r-- | libmount/src/mountP.h | 48 |
1 files changed, 30 insertions, 18 deletions
diff --git a/libmount/src/mountP.h b/libmount/src/mountP.h index 339e276..fcc40bf 100644 --- a/libmount/src/mountP.h +++ b/libmount/src/mountP.h @@ -432,6 +432,7 @@ struct libmnt_context int syscall_status; /* 1: not called yet, 0: success, <0: -errno */ const char *syscall_name; /* failed syscall name */ + char *syscall_errmsg; /* message from kernel */ struct libmnt_ns ns_orig; /* original namespace */ struct libmnt_ns ns_tgt; /* target namespace */ @@ -479,22 +480,27 @@ struct libmnt_context /* Flags usable with MS_BIND|MS_REMOUNT */ #define MNT_BIND_SETTABLE (MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_NOATIME|MS_NODIRATIME|MS_RELATIME|MS_RDONLY|MS_NOSYMFOLLOW) -#define set_syscall_status(_cxt, _name, _x) __extension__ ({ \ - if (!(_x)) { \ - DBG(CXT, ul_debug("syscall '%s' [%m]", _name)); \ - (_cxt)->syscall_status = -errno; \ - (_cxt)->syscall_name = (_name); \ - } else { \ - DBG(CXT, ul_debug("syscall '%s' [success]", _name)); \ - (_cxt)->syscall_status = 0; \ - } \ - }) - -#define reset_syscall_status(_cxt) __extension__ ({ \ - DBG(CXT, ul_debug("reset syscall status")); \ - (_cxt)->syscall_status = 0; \ - (_cxt)->syscall_name = NULL; \ - }) +static inline void set_syscall_status(struct libmnt_context *cxt, const char *name, int x) +{ + if (!x) { + DBG(CXT, ul_debug("syscall '%s' [%m]", name)); + cxt->syscall_status = -errno; + cxt->syscall_name = name; + } else { + DBG(CXT, ul_debug("syscall '%s' [success]", name)); + cxt->syscall_status = 0; + } +} + +static inline void reset_syscall_status(struct libmnt_context *cxt) +{ + DBG(CXT, ul_debug("reset syscall status")); + cxt->syscall_status = 0; + cxt->syscall_name = NULL; + + free(cxt->syscall_errmsg); + cxt->syscall_errmsg = NULL; +} /* optmap.c */ extern const struct libmnt_optmap *mnt_optmap_get_entry( @@ -506,6 +512,7 @@ extern const struct libmnt_optmap *mnt_optmap_get_entry( /* optstr.c */ extern int mnt_optstr_remove_option_at(char **optstr, char *begin, char *end); +extern int mnt_optstr_get_missing(const char *optstr, const char *wanted, char **missing); extern int mnt_buffer_append_option(struct ul_buffer *buf, const char *name, size_t namesz, @@ -601,6 +608,7 @@ extern int mnt_opt_set_value(struct libmnt_opt *opt, const char *str); extern int mnt_opt_set_u64value(struct libmnt_opt *opt, uint64_t num); extern int mnt_opt_set_quoted_value(struct libmnt_opt *opt, const char *str); extern int mnt_opt_is_external(struct libmnt_opt *opt); +extern int mnt_opt_is_sepnodata(struct libmnt_opt *opt); /* fs.c */ extern int mnt_fs_follow_optlist(struct libmnt_fs *fs, struct libmnt_optlist *ol); @@ -617,6 +625,8 @@ extern struct libmnt_context *mnt_copy_context(struct libmnt_context *o); extern int mnt_context_utab_writable(struct libmnt_context *cxt); extern const char *mnt_context_get_writable_tabpath(struct libmnt_context *cxt); +extern int mnt_context_within_helper(struct libmnt_context *cxt); + extern int mnt_context_get_mountinfo(struct libmnt_context *cxt, struct libmnt_table **tb); extern int mnt_context_get_mountinfo_for_target(struct libmnt_context *cxt, struct libmnt_table **mountinfo, const char *tgt); @@ -658,9 +668,11 @@ extern int mnt_context_apply_fs(struct libmnt_context *cxt, struct libmnt_fs *fs extern struct libmnt_optlist *mnt_context_get_optlist(struct libmnt_context *cxt); /* tab_update.c */ +extern int mnt_update_emit_event(struct libmnt_update *upd); extern int mnt_update_set_filename(struct libmnt_update *upd, const char *filename); -extern int mnt_update_already_done(struct libmnt_update *upd, - struct libmnt_lock *lc); +extern int mnt_update_already_done(struct libmnt_update *upd); +extern int mnt_update_start(struct libmnt_update *upd); +extern int mnt_update_end(struct libmnt_update *upd); #if __linux__ /* btrfs.c */ |