diff options
Diffstat (limited to 'sbin/fsck_ffs/fsck.h')
| -rw-r--r-- | sbin/fsck_ffs/fsck.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sbin/fsck_ffs/fsck.h b/sbin/fsck_ffs/fsck.h index 7b45d48..45b242c 100644 --- a/sbin/fsck_ffs/fsck.h +++ b/sbin/fsck_ffs/fsck.h @@ -74,6 +74,7 @@ #define MINBUFS 10 /* minimum number of buffers required */ #define MAXBUFS 40 /* maximum space to allocate to buffers */ #define INOBUFSIZE 64*1024 /* size of buffer to read inodes in pass1 */ +#define ZEROBUFSIZE (dev_bsize * 128) /* size of zero buffer used by -Z */ union dinode { struct ufs1_dinode dp1; @@ -306,7 +307,8 @@ char yflag; /* assume a yes response */ int bkgrdflag; /* use a snapshot to run on an active system */ int bflag; /* location of alternate super block */ int debug; /* output debugging info */ -int Eflag; /* zero out empty data blocks */ +int Eflag; /* delete empty data blocks */ +int Zflag; /* zero empty data blocks */ int inoopt; /* trim out unused inodes */ char ckclean; /* only do work if not cleanly unmounted */ int cvtlevel; /* convert to newer file system format */ @@ -402,6 +404,7 @@ int blread(int fd, char *buf, ufs2_daddr_t blk, long size); void bufinit(void); void blwrite(int fd, char *buf, ufs2_daddr_t blk, ssize_t size); void blerase(int fd, ufs2_daddr_t blk, long size); +void blzero(int fd, ufs2_daddr_t blk, long size); void cacheino(union dinode *dp, ino_t inumber); void catch(int); void catchquit(int); |
