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authorPavel Roskin2000-07-17 17:52:00 +0000
committerPavel Roskin2000-07-17 17:52:00 +0000
commitbc0aed79a8c7bb24c32a21533893fdad660b7292 (patch)
treea6f71ac9c1c3df98bbc1eb33d0f181664f2377ec /fsck_minix.c
parent47d4926244f6a444f812675f4ecff401dba5f8f7 (diff)
downloadbusybox-bc0aed79a8c7bb24c32a21533893fdad660b7292.zip
busybox-bc0aed79a8c7bb24c32a21533893fdad660b7292.tar.gz
It is now possible to select in busybox.def.h whether minixfs version 2
is to be supported.
Diffstat (limited to 'fsck_minix.c')
-rw-r--r--fsck_minix.c42
1 files changed, 20 insertions, 22 deletions
diff --git a/fsck_minix.c b/fsck_minix.c
index 5807b9a..c3c493f 100644
--- a/fsck_minix.c
+++ b/fsck_minix.c
@@ -196,10 +196,6 @@ struct minix_dir_entry {
#define BLKGETSIZE _IO(0x12,96) /* return device size */
#endif
-#ifdef MINIX2_SUPER_MAGIC2
-#define HAVE_MINIX2 1
-#endif
-
#ifndef __linux__
#define volatile
#endif
@@ -208,7 +204,7 @@ struct minix_dir_entry {
#define UPPER(size,n) ((size+((n)-1))/(n))
#define INODE_SIZE (sizeof(struct minix_inode))
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
#define INODE_SIZE2 (sizeof(struct minix2_inode))
#define INODE_BLOCKS UPPER(INODES, (version2 ? MINIX2_INODES_PER_BLOCK \
: MINIX_INODES_PER_BLOCK))
@@ -249,7 +245,7 @@ static char super_block_buffer[BLOCK_SIZE];
#define Super (*(struct minix_super_block *)super_block_buffer)
#define INODES ((unsigned long)Super.s_ninodes)
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
#define ZONES ((unsigned long)(version2 ? Super.s_zones : Super.s_nzones))
#else
#define ZONES ((unsigned long)(Super.s_nzones))
@@ -269,7 +265,9 @@ static unsigned char *inode_count = NULL;
static unsigned char *zone_count = NULL;
static void recursive_check(unsigned int ino);
+#ifdef BB_FEATURE_MINIX2
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))
@@ -424,7 +422,7 @@ static int check_zone_nr(unsigned short *nr, int *corrected)
return 0;
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
static int check_zone_nr2(unsigned int *nr, int *corrected)
{
if (!*nr)
@@ -531,7 +529,7 @@ static int map_block(struct minix_inode *inode, unsigned int blknr)
return result;
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
static int map_block2(struct minix2_inode *inode, unsigned int blknr)
{
unsigned int ind[BLOCK_SIZE >> 2];
@@ -629,7 +627,7 @@ static void get_dirsize(void)
char blk[BLOCK_SIZE];
int size;
-#if HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
if (version2)
block = Inode2[ROOT_INO].i_zone[0];
else
@@ -660,7 +658,7 @@ static void read_superblock(void)
namelen = 30;
dirsize = 32;
version2 = 0;
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
} else if (MAGIC == MINIX2_SUPER_MAGIC) {
namelen = 14;
dirsize = 16;
@@ -758,7 +756,7 @@ struct minix_inode *get_inode(unsigned int nr)
return inode;
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
struct minix2_inode *get_inode2(unsigned int nr)
{
struct minix2_inode *inode;
@@ -814,7 +812,7 @@ static void check_root(void)
die("root inode isn't a directory");
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
static void check_root2(void)
{
struct minix2_inode *inode = Inode2 + ROOT_INO;
@@ -857,7 +855,7 @@ static int add_zone(unsigned short *znr, int *corrected)
return block;
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
static int add_zone2(unsigned int *znr, int *corrected)
{
int result;
@@ -908,7 +906,7 @@ static void add_zone_ind(unsigned short *znr, int *corrected)
write_block(block, blk);
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
static void add_zone_ind2(unsigned int *znr, int *corrected)
{
static char blk[BLOCK_SIZE];
@@ -942,7 +940,7 @@ static void add_zone_dind(unsigned short *znr, int *corrected)
write_block(block, blk);
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
static void add_zone_dind2(unsigned int *znr, int *corrected)
{
static char blk[BLOCK_SIZE];
@@ -993,7 +991,7 @@ static void check_zones(unsigned int i)
add_zone_dind(8 + inode->i_zone, &changed);
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
static void check_zones2(unsigned int i)
{
struct minix2_inode *inode;
@@ -1078,7 +1076,7 @@ static void check_file(struct minix_inode *dir, unsigned int offset)
return;
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
static void check_file2(struct minix2_inode *dir, unsigned int offset)
{
static char blk[BLOCK_SIZE];
@@ -1159,7 +1157,7 @@ static void recursive_check(unsigned int ino)
check_file(dir, offset);
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
static void recursive_check2(unsigned int ino)
{
struct minix2_inode *dir;
@@ -1237,7 +1235,7 @@ static void check_counts(void)
}
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
static void check_counts2(void)
{
int i;
@@ -1299,7 +1297,7 @@ static void check(void)
check_counts();
}
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
static void check2(void)
{
memset(inode_count, 0, (INODES + 1) * sizeof(*inode_count));
@@ -1352,7 +1350,7 @@ extern int fsck_minix_main(int argc, char **argv)
if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE)
die("bad inode size");
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
if (INODE_SIZE2 * MINIX2_INODES_PER_BLOCK != BLOCK_SIZE)
die("bad v2 inode size");
#endif
@@ -1434,7 +1432,7 @@ extern int fsck_minix_main(int argc, char **argv)
tcsetattr(0, TCSANOW, &tmp);
termios_set = 1;
}
-#if HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
if (version2) {
check_root2();
check2();