unsigned currently_testing;
char root_block[BLOCK_SIZE];
- char superblock_buffer[BLOCK_SIZE];
+ union {
+ char superblock_buffer[BLOCK_SIZE];
+ struct minix_superblock SB;
+ } u;
char boot_block_buffer[512];
unsigned short good_blocks_table[MAX_GOOD_BLOCKS];
/* check_blocks(): buffer[] was the biggest static in entire bbox */
#define INODE_BUF1 (((struct minix1_inode*)G.inode_buffer) - 1)
#define INODE_BUF2 (((struct minix2_inode*)G.inode_buffer) - 1)
-#define SB (*(struct minix_superblock*)G.superblock_buffer)
+#define SB (G.u.SB)
#define SB_INODES (SB.s_ninodes)
#define SB_IMAPS (SB.s_imap_blocks)
xlseek(dev_fd, BLOCK_SIZE, SEEK_SET);
msg_eol = "can't write superblock";
- xwrite(dev_fd, G.superblock_buffer, BLOCK_SIZE);
+ xwrite(dev_fd, G.u.superblock_buffer, BLOCK_SIZE);
msg_eol = "can't write inode map";
xwrite(dev_fd, G.inode_map, SB_IMAPS * BLOCK_SIZE);
unsigned sb_zmaps;
unsigned i;
- /* memset(G.superblock_buffer, 0, BLOCK_SIZE); */
+ /* memset(G.u.superblock_buffer, 0, BLOCK_SIZE); */
/* memset(G.boot_block_buffer, 0, 512); */
SB_MAGIC = G.magic;
SB_ZONE_SIZE = 0;