src/usr.bin/mg/line.c - diff

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Diff for /src/usr.bin/mg/line.c between version 1.25 and 1.26

version 1.25, 2005/10/13 20:28:49

version 1.26, 2005/11/18 17:19:51

Line 462

cp1 = &dotp->l_text[doto];

if (kflag == KFORW) {

while (ksize - kused < chunk)

if (kgrow(FALSE) == FALSE)

if (kgrow(kflag) == FALSE)

return (FALSE);

bcopy(cp1, &(kbufp[kused]), (int)chunk);

kused += chunk;

} else if (kflag == KBACK) {

while (kstart < chunk)

if (kgrow(TRUE) == FALSE)

if (kgrow(kflag) == FALSE)

return (FALSE);

bcopy(cp1, &(kbufp[kstart - chunk]), (int)chunk);

kstart -= chunk;

Line 626

int

kinsert(int c, int dir)

{

if (kused == ksize && dir == KFORW && kgrow(FALSE) == FALSE)

if (kused == ksize && dir == KFORW && kgrow(dir) == FALSE)

return (FALSE);

if (kstart == 0 && dir == KBACK && kgrow(TRUE) == FALSE)

if (kstart == 0 && dir == KBACK && kgrow(dir) == FALSE)

return (FALSE);

if (dir == KFORW)

kbufp[kused++] = c;

Line 640

}

* kgrow - just get more kill buffer for the callee. back is true if

* kgrow - just get more kill buffer for the callee. If dir = KBACK

* we are trying to get space at the beginning of the kill buffer.

static int

kgrow(int back)

kgrow(int dir)

{

int nstart;

char *nbufp;

Line 658

ewprintf("Can't get %ld bytes", (long)(ksize + KBLOCK));

return (FALSE);

}

nstart = (back == TRUE) ? (kstart + KBLOCK) : (KBLOCK / 4);

nstart = (dir == KBACK) ? (kstart + KBLOCK) : (KBLOCK / 4);

bcopy(&(kbufp[kstart]), &(nbufp[nstart]), (int)(kused - kstart));

if (kbufp != NULL)

free((char *)kbufp);