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/* ncdu - NCurses Disk Usage
Copyright (c) 2007-2008 Yoran Heling
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <ctype.h>
#include <limits.h>
#include <errno.h>
#include <fnmatch.h>
#include <ncurses.h>
#include <form.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <dirent.h>
/* set S_BLKSIZE if not defined already in sys/stat.h */
#ifndef S_BLKSIZE
# define S_BLKSIZE 512
#endif
/* PATH_MAX 260 on Cygwin is too small for /proc/registry */
#ifdef __CYGWIN__
# if PATH_MAX < 1024
# undef PATH_MAX
# define PATH_MAX 1024
# endif
#endif
/* get PATH_MAX */
#ifndef PATH_MAX
# ifdef _POSIX_PATH_MAX
# define PATH_MAX _POSIX_PATH_MAX
# else
# define PATH_MAX 4096
# endif
#endif
/* and LINK_MAX */
#ifndef LINK_MAX
# ifdef _POSIX_LINK_MAX
# define LINK_MAX _POSIX_LINK_MAX
# else
# define LINK_MAX 32
# endif
#endif
/* check for S_ISLNK */
#ifndef S_ISLNK
# ifndef S_IFLNK
# define S_IFLNK 0120000
# endif
# define S_ISLNK(x) (x & S_IFLNK)
#endif
/* check nccreate in util.c for more info on these defines */
#define ncaddstr(r, c, s) mvaddstr(subwinr+(r), subwinc+(c), s)
#define ncaddch(r, c, s) mvaddch(subwinr+(r), subwinc+(c), s)
#define ncmove(r, c) move(subwinr+(r), subwinc+(c))
/*
* G L O B A L F L A G S
*/
/* File Flags (struct dir -> flags) */
#define FF_DIR 0x01
#define FF_FILE 0x02
#define FF_ERR 0x04 /* error while reading this item */
#define FF_OTHFS 0x08 /* excluded because it was an other filesystem */
#define FF_EXL 0x10 /* excluded using exlude patterns */
#define FF_SERR 0x20 /* error in subdirectory */
#define FF_BSEL 0x40 /* selected */
/* Settings Flags (int sflags) */
#define SF_SMFS 0x01 /* same filesystem */
#define SF_SI 0x02 /* use powers of 1000 instead of 1024 */
#define SF_IGNS 0x04 /* ignore too small terminal sizes */
#define SF_NOCFM 0x08 /* don't confirm file deletion */
#define SF_IGNE 0x10 /* ignore errors when deleting */
/* Browse Flags (int bflags) */
#define BF_NAME 0x01
#define BF_SIZE 0x02
#define BF_NDIRF 0x04 /* Normally, dirs before files, setting this disables it */
#define BF_DESC 0x08
#define BF_HIDE 0x10 /* don't show hidden files... */
#define BF_SORT 0x20 /* no need to resort, list is already in correct order */
#define BF_AS 0x40 /* show apparent sizes instead of disk usage */
/*
* S T R U C T U R E S
*/
struct dir {
struct dir *parent, *next, *sub;
unsigned char *name;
off_t size, asize;
unsigned long items;
unsigned char flags;
};
/*
* G L O B A L V A R I A B L E S
*
* (all defined in main.c)
*/
/* main directory data */
extern struct dir *dat;
/* updated when window is resized */
extern int winrows, wincols;
/* global settings */
extern char sdir[PATH_MAX];
extern int sflags, bflags, sdelay, bgraph;
/* used for creating windows */
extern int subwinr, subwinc;
/*
* G L O B A L F U N C T I O N S
*/
/* util.c */
extern char *cropdir(const char *, int);
extern char *cropsize(const off_t);
extern char *fullsize(const off_t);
extern void ncresize(void);
extern void nccreate(int, int, char *);
extern void ncprint(int, int, char *, ...);
extern struct dir * freedir(struct dir *);
extern char *getpath(struct dir *, char *);
/* calc.c */
extern struct dir *showCalc(char *);
/* browser.c */
extern void drawBrowser(int);
extern void showBrowser(void);
/* help.c */
extern void showHelp(void);
/* delete.c */
extern struct dir *showDelete(struct dir *);
/* exclude.c */
extern void addExclude(char *);
extern int addExcludeFile(char *);
extern int matchExclude(char *);
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