blk.c File Reference

#include "config.h"
#include "vi.h"

Include dependency graph for blk.c:

Go to the source code of this file.

Data Structures
struct	_blkbuf
Defines
#define	NBUFS   5
Functions
void	blkinit ()
BLK *	blkget (int logical)
void	blkflush (REG struct _blkbuf *this)
void	blkdirty (BLK *bp)
BLK *	blkadd (int logical)
void	blksync ()
void	beforedo (int forundo)
void	afterdo ()
void	abortdo ()
int	undo ()
Variables
BLK	hdr
static int	b4cnt
static struct _blkbuf	blk [NBUFS]
static struct _blkbuf *	toonew [NBUFS]
static struct _blkbuf *	newtoo [NBUFS]
static struct _blkbuf *	recycle [NBUFS]
static MARK	undocurs
static long	oldnlines
static long	oldlnum [MAXBLKS]

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Define Documentation

#define NBUFS   5

Definition at line 19 of file blk.c. Referenced by blkdirty(), blkget(), blkinit(), and blksync().

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Function Documentation

void abortdo (   )

Definition at line 414 of file blk.c. References afterdo(), b4cnt, FALSE, MARK_UNSET, MODE_COLON, MODE_VI, and redraw(). Referenced by trapint().

void afterdo (   )

Definition at line 378 of file blk.c. References b4cnt, cursor, MARK_LAST, markline, MODIFIED, nlines, setflag, significant, and UNDOABLE. Referenced by abortdo(), input(), and undo().

void beforedo (  int  forundo  )

Definition at line 322 of file blk.c. References b4cnt, BLKSIZE, blksync(), BLK::c, garbage(), i, L, lnum, lseek, MAXBLKS, msg, nlines, REG, and write. Referenced by input(), and undo().

BLK* blkadd (  int  logical  )

Definition at line 268 of file blk.c. References i, lnum, MAXBLKS, BLK::n, and REG.

void blkdirty (  BLK *  bp  )

Definition at line 174 of file blk.c. References blk, _blkbuf::buf, DEBUG, i, j, k, msg, NBUFS, and REG. Referenced by blkflush().

void blkflush (  REG struct _blkbuf *  this  )

Definition at line 134 of file blk.c. References allocate(), blkdirty(), BLKSIZE, dirty, FALSE, L, _blkbuf::logical, lseek, msg, BLK::n, and write. Referenced by blksync().

BLK* blkget (  int  logical  )

Definition at line 60 of file blk.c. References blk, _blkbuf::buf, i, NBUFS, newtoo, REG, and toonew. Referenced by change(), fetchline(), and tmpsave().

void blkinit (   )

Definition at line 44 of file blk.c. References blk, _blkbuf::dirty, FALSE, i, and NBUFS. Referenced by tmpabort(), and undo().

void blksync (   )

Definition at line 297 of file blk.c. References blk, blkflush(), i, and NBUFS. Referenced by beforedo().

int undo (   )

Definition at line 435 of file blk.c. References afterdo(), beforedo(), blkinit(), BLKSIZE, BLK::c, changes, cursor, FALSE, L, lseek, msg, read, significant, tmpfd, TRUE, tstflag, UNDOABLE, and undocurs. Referenced by cmd_undo(), and v_undo().

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Variable Documentation

int b4cnt [static]

Definition at line 27 of file blk.c. Referenced by abortdo(), afterdo(), and beforedo().

struct _blkbuf blk[NBUFS] [static]

Referenced by add(), add_z_1(), add_z_2(), blk_ok(), blkdirty(), blkget(), blkinit(), blksync(), change(), delete(), file_vir2sec(), main(), proc_ind(), rw_inode(), and set_bit().

BLK hdr

Definition at line 25 of file blk.c.

struct _blkbuf * newtoo[NBUFS] [static]

Referenced by blkget().

long oldlnum[MAXBLKS] [static]

Definition at line 316 of file blk.c.

long oldnlines [static]

Definition at line 315 of file blk.c. Referenced by cmd_substitute(), and fillkeybuf().

struct _blkbuf * recycle[NBUFS] [static]

struct _blkbuf * toonew[NBUFS] [static]

Referenced by blkget().

MARK undocurs [static]

Definition at line 314 of file blk.c. Referenced by undo().

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