src/dir.h

   1 /** \file dir.h
   2  *  \brief Header: directory routines
   3  */
   4
   5 #ifndef MC__DIR_H
   6 #define MC__DIR_H
   7
   8 #include <sys/stat.h>
   9
  10 #include "lib/global.h"
  11
  12 /*** typedefs(not structures) and defined constants **********************************************/
  13
  14 #define MIN_FILES 128
  15 #define RESIZE_STEPS 128
  16
  17 typedef int sortfn (const void *, const void *);
  18
  19 /*** enums ***************************************************************************************/
  20
  21 /*** structures declarations (and typedefs of structures)*****************************************/
  22
  23 /* keys are set only during sorting */
  24 typedef struct
  25 {
  26     /* File attributes */
  27     size_t fnamelen;
  28     char *fname;
  29     struct stat st;
  30     /* key used for comparing names */
  31     char *sort_key;
  32     /* key used for comparing extensions */
  33     char *second_sort_key;
  34
  35     /* Flags */
  36     struct
  37     {
  38         unsigned int marked:1;  /* File marked in pane window */
  39         unsigned int link_to_dir:1;     /* If this is a link, does it point to directory? */
  40         unsigned int stale_link:1;      /* If this is a symlink and points to Charon's land */
  41         unsigned int dir_size_computed:1;       /* Size of directory was computed with dirsizes_cmd */
  42     } f;
  43 } file_entry;
  44
  45 typedef struct
  46 {
  47     file_entry *list;
  48     int size;
  49 } dir_list;
  50
  51 /*** global variables defined in .c file *********************************************************/
  52
  53 /*** declarations of public functions ************************************************************/
  54
  55 int do_load_dir (const char *path, dir_list * list, sortfn * sort, int reverse,
  56                  int case_sensitive, int exec_ff, const char *fltr);
  57 void do_sort (dir_list * list, sortfn * sort, int top, int reverse,
  58               int case_sensitive, int exec_ff);
  59 int do_reload_dir (const char *path, dir_list * list, sortfn * sort, int count,
  60                    int reverse, int case_sensitive, int exec_ff, const char *fltr);
  61 void clean_dir (dir_list * list, int count);
  62 gboolean set_zero_dir (dir_list * list);
  63 int handle_path (dir_list * list, const char *path, struct stat *buf1,
  64                  int next_free, int *link_to_dir, int *stale_link);
  65
  66 /* Sorting functions */
  67 int unsorted (file_entry * a, file_entry * b);
  68 int sort_name (file_entry * a, file_entry * b);
  69 int sort_vers (file_entry * a, file_entry * b);
  70 int sort_ext (file_entry * a, file_entry * b);
  71 int sort_time (file_entry * a, file_entry * b);
  72 int sort_atime (file_entry * a, file_entry * b);
  73 int sort_ctime (file_entry * a, file_entry * b);
  74 int sort_size (file_entry * a, file_entry * b);
  75 int sort_inode (file_entry * a, file_entry * b);
  76
  77 gboolean if_link_is_exe (const char *full_name, const file_entry * file);
  78
  79 /*** inline functions ****************************************************************************/
  80
  81 static inline gboolean
  82 link_isdir (const file_entry *file)
  83 {
  84     return (gboolean) file->f.link_to_dir;
  85 }
  86
  87 #endif /* MC__DIR_H */