src/remove.h

   1 #ifndef REMOVE_H
   2 # define REMOVE_H
   3
   4 # include "dev-ino.h"
   5
   6 struct rm_options
   7 {
   8   /* If nonzero, ignore nonexistent files.  */
   9   int ignore_missing_files;
  10
  11   /* If nonzero, query the user about whether to remove each file.  */
  12   int interactive;
  13
  14   /* If nonzero, recursively remove directories.  */
  15   int recursive;
  16
  17   /* Pointer to the device and inode numbers of `/', when --recursive.
  18      Otherwise NULL.  */
  19   struct dev_ino *root_dev_ino;
  20
  21   /* If nonzero, stdin is a tty.  */
  22   int stdin_tty;
  23
  24   /* If nonzero, remove directories with unlink instead of rmdir, and don't
  25      require a directory to be empty before trying to unlink it.
  26      Only works for the super-user.  */
  27   int unlink_dirs;
  28
  29   /* If nonzero, display the name of each file removed.  */
  30   int verbose;
  31 };
  32
  33 enum RM_status
  34 {
  35   /* These must be listed in order of increasing seriousness. */
  36   RM_OK = 2,
  37   RM_USER_DECLINED,
  38   RM_ERROR,
  39   RM_NONEMPTY_DIR
  40 };
  41
  42 # define VALID_STATUS(S) \
  43   ((S) == RM_OK || (S) == RM_USER_DECLINED || (S) == RM_ERROR)
  44
  45 # define UPDATE_STATUS(S, New_value)                            \
  46   do                                                            \
  47     {                                                           \
  48       if ((New_value) == RM_ERROR                               \
  49           || ((New_value) == RM_USER_DECLINED && (S) == RM_OK)) \
  50         (S) = (New_value);                                      \
  51     }                                                           \
  52   while (0)
  53
  54 enum RM_status rm (size_t n_files, char const *const *file,
  55                    struct rm_options const *x);
  56
  57 #endif