src/shared/fstab-util.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #pragma once
   3
   4 #include <stdbool.h>
   5 #include <stddef.h>
   6
   7 #include "macro.h"
   8
   9 bool fstab_is_extrinsic(const char *mount, const char *opts);
  10 int fstab_is_mount_point(const char *mount);
  11 int fstab_has_fstype(const char *fstype);
  12
  13 int fstab_filter_options(const char *opts, const char *names, const char **namefound, char **value, char **filtered);
  14
  15 int fstab_extract_values(const char *opts, const char *name, char ***values);
  16
  17 static inline bool fstab_test_option(const char *opts, const char *names) {
  18         return !!fstab_filter_options(opts, names, NULL, NULL, NULL);
  19 }
  20
  21 int fstab_find_pri(const char *options, int *ret);
  22
  23 static inline bool fstab_test_yes_no_option(const char *opts, const char *yes_no) {
  24         const char *opt;
  25
  26         /* If first name given is last, return 1.
  27          * If second name given is last or neither is found, return 0. */
  28
  29         assert_se(fstab_filter_options(opts, yes_no, &opt, NULL, NULL) >= 0);
  30
  31         return opt == yes_no;
  32 }
  33
  34 char *fstab_node_to_udev_node(const char *p);
  35
  36 static inline const char* fstab_path(void) {
  37         return secure_getenv("SYSTEMD_FSTAB") ?: "/etc/fstab";
  38 }