src/dir_list.c

   1 #define __DIR_LIST_C
   2
   3 #include <stdlib.h>
   4 #include <errno.h>
   5 #include "afuse.h"
   6 #include "utils.h"
   7 #include "dir_list.h"
   8
   9 void dir_list_add(dir_list_t **dir_list, DIR *dir)
  10 {
  11         dir_list_t *new_dir;
  12
  13         new_dir = my_malloc( sizeof(dir_list_t) );
  14         new_dir->dir = dir;
  15         new_dir->next = *dir_list;
  16         new_dir->prev = NULL;
  17
  18         *dir_list = new_dir;
  19 }
  20
  21 void dir_list_remove(dir_list_t **dir_list, DIR *dir)
  22 {
  23         dir_list_t *current_dir = *dir_list;
  24
  25         while(current_dir) {
  26                 if(current_dir->dir == dir) {
  27                         if(current_dir->prev)
  28                                 current_dir->prev->next = current_dir->next;
  29                         else
  30                                 *dir_list = current_dir->next;
  31                         if(current_dir->next)
  32                                 current_dir->next->prev = current_dir->prev;
  33                         free(current_dir);
  34
  35                         return;
  36                 }
  37
  38                 current_dir = current_dir->next;
  39         }
  40 }
  41
  42 void dir_list_close_all(dir_list_t **dir_list)
  43 {
  44         while(*dir_list) {
  45                 int retries;
  46
  47                 for(retries = 0; retries < CLOSE_MAX_RETRIES &&
  48                                  closedir((*dir_list)->dir) == -1   &&
  49                                  errno == EINTR;
  50                     retries++);
  51                 dir_list_remove(dir_list, (*dir_list)->dir);
  52         }
  53 }
  54
  55 bool dir_list_empty(dir_list_t *dir_list)
  56 {
  57         return (dir_list == NULL) ? true : false;
  58 }