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Jim Blandy 1991-07-25 13:21:16 +00:00
parent 06000e3c72
commit 98038dc07c
1 changed files with 19 additions and 8 deletions
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27
src/dispnew.c
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@ -534,8 +534,8 @@ safe_bcopy (from, to, size)
}
else
{
/* Since the overlap is always less than SIZE, we can always
safely do this loop once. */
/* Since TO - FROM >= 64, the overlap is less than SIZE,
so we can always safely do this loop once. */
while (endt > to)
{
endt -= (to - from);
@ -584,7 +584,7 @@ safe_bcopy (from, to, size)
}
#endif
/* Rotate a vector of SIZE bytes, by DISTANCE bytes.
/* Rotate a vector of SIZE bytes right, by DISTANCE bytes.
DISTANCE may be negative. */
static void
@ -1248,20 +1248,31 @@ buffer_posn_from_coords (window, col, line)
in the buffer, or at the top of the window; both of these
assure us that the character at bufp starts flush with the
beginning of the line. */
int i;
int start_line;
#if 0
/* Unfortunately, the bufp array doesn't seem to be updated properly. */
/* Only works for the leftmost window on a line. bufp is useless
for the others. */
if (window_left == 0)
{
for (i = line; i > XFASTINT (window->top); i--)
if (FETCH_CHAR (bufp[i]-1) == '\n')
for (start_line = line; start_line > 0; start_line--)
if (FETCH_CHAR (bufp[XFASTINT (window->top) + start_line]-1)
== '\n')
break;
posn = bufp[XFASTINT (window->top) + start_line];
}
else
#endif
{
start_line = 0;
posn = Fmarker_position (window->start);
}
posn
= compute_motion (bufp[i], i, window_left,
ZV, col, line,
= compute_motion (posn, start_line, window_left,
ZV, line, col - window_left,
window_width, XINT (window->hscroll), 0)
->bufpos;
}