diff options
Diffstat (limited to 'internal.h')
| -rw-r--r-- | internal.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/internal.h b/internal.h index ae0148b2e..dcddea05a 100644 --- a/internal.h +++ b/internal.h @@ -138,5 +138,30 @@ extern int parse_mode( const char* s, mode_t* theMode); extern volatile void usage(const char *usage); + +#if defined (BB_FSCK_MINIX) || defined (BB_MKFS_MINIX) + +static inline int bit(char * addr,unsigned int nr) +{ + return (addr[nr >> 3] & (1<<(nr & 7))) != 0; +} + +static inline int setbit(char * addr,unsigned int nr) +{ + int __res = bit(addr, nr); + addr[nr >> 3] |= (1<<(nr & 7)); + return __res != 0; \ +} + +static inline int clrbit(char * addr,unsigned int nr) +{ + int __res = bit(addr, nr); + addr[nr >> 3] &= ~(1<<(nr & 7)); + return __res != 0; +} + +#endif + + #endif |