* enforced (but it's not much fun on a character device :-).
*/
-#include "internal.h"
+#include "busybox.h"
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
#include <termios.h>
#include <mntent.h>
-#include <sys/stat.h>
#include <sys/param.h>
typedef unsigned int u32;
-#define MINIX_ROOT_INO 1
-#define MINIX_LINK_MAX 250
-#define MINIX2_LINK_MAX 65530
+static const int MINIX_ROOT_INO = 1;
+static const int MINIX_LINK_MAX = 250;
+static const int MINIX2_LINK_MAX = 65530;
-#define MINIX_I_MAP_SLOTS 8
-#define MINIX_Z_MAP_SLOTS 64
-#define MINIX_SUPER_MAGIC 0x137F /* original minix fs */
-#define MINIX_SUPER_MAGIC2 0x138F /* minix fs, 30 char names */
-#define MINIX2_SUPER_MAGIC 0x2468 /* minix V2 fs */
-#define MINIX2_SUPER_MAGIC2 0x2478 /* minix V2 fs, 30 char names */
-#define MINIX_VALID_FS 0x0001 /* Clean fs. */
-#define MINIX_ERROR_FS 0x0002 /* fs has errors. */
+static const int MINIX_I_MAP_SLOTS = 8;
+static const int MINIX_Z_MAP_SLOTS = 64;
+static const int MINIX_SUPER_MAGIC = 0x137F; /* original minix fs */
+static const int MINIX_SUPER_MAGIC2 = 0x138F; /* minix fs, 30 char names */
+static const int MINIX2_SUPER_MAGIC = 0x2468; /* minix V2 fs */
+static const int MINIX2_SUPER_MAGIC2 = 0x2478; /* minix V2 fs, 30 char names */
+static const int MINIX_VALID_FS = 0x0001; /* Clean fs. */
+static const int MINIX_ERROR_FS = 0x0002; /* fs has errors. */
#define MINIX_INODES_PER_BLOCK ((BLOCK_SIZE)/(sizeof (struct minix_inode)))
#define MINIX2_INODES_PER_BLOCK ((BLOCK_SIZE)/(sizeof (struct minix2_inode)))
-#define MINIX_V1 0x0001 /* original minix fs */
-#define MINIX_V2 0x0002 /* minix V2 fs */
+static const int MINIX_V1 = 0x0001; /* original minix fs */
+static const int MINIX_V2 = 0x0002; /* minix V2 fs */
#define INODE_VERSION(inode) inode->i_sb->u.minix_sb.s_version
#define MINIX_INODES_PER_BLOCK ((BLOCK_SIZE)/(sizeof (struct minix_inode)))
-#define MINIX_VALID_FS 0x0001 /* Clean fs. */
-#define MINIX_ERROR_FS 0x0002 /* fs has errors. */
-
-#define MINIX_SUPER_MAGIC 0x137F /* original minix fs */
-#define MINIX_SUPER_MAGIC2 0x138F /* minix fs, 30 char names */
-
#ifndef BLKGETSIZE
#define BLKGETSIZE _IO(0x12,96) /* return device size */
#endif
#define volatile
#endif
-#define ROOT_INO 1
+static const int ROOT_INO = 1;
#define UPPER(size,n) ((size+((n)-1))/(n))
#define INODE_SIZE (sizeof(struct minix_inode))
static int termios_set = 0;
/* File-name data */
-#define MAX_DEPTH 32
+static const int MAX_DEPTH = 32;
static int name_depth = 0;
// static char name_list[MAX_DEPTH][BUFSIZ + 1];
static char **name_list = NULL;
static void recursive_check2(unsigned int ino);
#endif
-#define inode_in_use(x) (isset(inode_map,(x)))
-#define zone_in_use(x) (isset(zone_map,(x)-FIRSTZONE+1))
+static inline int bit(char * a,unsigned int i)
+{
+ return (a[i >> 3] & (1<<(i & 7))) != 0;
+}
+#define inode_in_use(x) (bit(inode_map,(x)))
+#define zone_in_use(x) (bit(zone_map,(x)-FIRSTZONE+1))
#define mark_inode(x) (setbit(inode_map,(x)),changed=1)
#define unmark_inode(x) (clrbit(inode_map,(x)),changed=1)
exit(status);
}
-static void show_usage(void)
-{
- usage(fsck_minix_usage);
-}
-
static void die(const char *str)
{
- errorMsg("%s\n", str);
+ error_msg("%s", str);
leave(8);
}
name_list[i] = xmalloc(sizeof(char) * BUFSIZ + 1);
}
-#if 0
+#ifdef BB_FEATURE_CLEAN_UP
/* execute this atexit() to deallocate name_list[] */
/* piptigger was here */
static void free_name_list(void)
int retcode = 0;
alloc_name_list();
+#ifdef BB_FEATURE_CLEAN_UP
/* Don't bother to free memory. Exit does
* that automagically, so we can save a few bytes */
- //atexit(free_name_list);
+ atexit(free_name_list);
+#endif
if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE)
die("bad inode size");
die("need terminal for interactive repairs");
}
IN = open(device_name, repair ? O_RDWR : O_RDONLY);
- if (IN < 0)
- die("unable to open '%s'");
+ if (IN < 0){
+ fprintf(stderr,"unable to open device '%s'.\n",device_name);
+ leave(8);
+ }
for (count = 0; count < 3; count++)
sync();
read_superblock();