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-rw-r--r--src/dispnew.c109
1 files changed, 59 insertions, 50 deletions
diff --git a/src/dispnew.c b/src/dispnew.c
index e4868a237d2..88f75414074 100644
--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -108,7 +108,7 @@ static int required_matrix_height (struct window *);
static int required_matrix_width (struct window *);
static void adjust_frame_glyphs (struct frame *);
static void change_frame_size_1 (struct frame *, int, int, int, int, int);
-static void increment_row_positions (struct glyph_row *, EMACS_INT, EMACS_INT);
+static void increment_row_positions (struct glyph_row *, ptrdiff_t, ptrdiff_t);
static void fill_up_frame_row_with_spaces (struct glyph_row *, int);
static void build_frame_matrix_from_window_tree (struct glyph_matrix *,
struct window *);
@@ -759,7 +759,7 @@ rotate_matrix (struct glyph_matrix *matrix, int first, int last, int by)
void
increment_matrix_positions (struct glyph_matrix *matrix, int start, int end,
- EMACS_INT delta, EMACS_INT delta_bytes)
+ ptrdiff_t delta, ptrdiff_t delta_bytes)
{
/* Check that START and END are reasonable values. */
xassert (start >= 0 && start <= matrix->nrows);
@@ -1001,7 +1001,7 @@ blank_row (struct window *w, struct glyph_row *row, int y)
static void
increment_row_positions (struct glyph_row *row,
- EMACS_INT delta, EMACS_INT delta_bytes)
+ ptrdiff_t delta, ptrdiff_t delta_bytes)
{
int area, i;
@@ -2543,8 +2543,7 @@ build_frame_matrix_from_leaf_window (struct glyph_matrix *frame_matrix, struct w
SET_GLYPH_FROM_CHAR (right_border_glyph, '|');
if (dp
- && (gc = DISP_BORDER_GLYPH (dp), GLYPH_CODE_P (gc))
- && GLYPH_CODE_CHAR_VALID_P (gc))
+ && (gc = DISP_BORDER_GLYPH (dp), GLYPH_CODE_P (gc)))
{
SET_GLYPH_FROM_GLYPH_CODE (right_border_glyph, gc);
spec_glyph_lookup_face (w, &right_border_glyph);
@@ -5416,7 +5415,7 @@ buffer_posn_from_coords (struct window *w, int *x, int *y, struct display_pos *p
Lisp_Object
mode_line_string (struct window *w, enum window_part part,
- int *x, int *y, EMACS_INT *charpos, Lisp_Object *object,
+ int *x, int *y, ptrdiff_t *charpos, Lisp_Object *object,
int *dx, int *dy, int *width, int *height)
{
struct glyph_row *row;
@@ -5485,7 +5484,7 @@ mode_line_string (struct window *w, enum window_part part,
Lisp_Object
marginal_area_string (struct window *w, enum window_part part,
- int *x, int *y, EMACS_INT *charpos, Lisp_Object *object,
+ int *x, int *y, ptrdiff_t *charpos, Lisp_Object *object,
int *dx, int *dy, int *width, int *height)
{
struct glyph_row *row = w->current_matrix->rows;
@@ -5682,7 +5681,7 @@ static void
change_frame_size_1 (register struct frame *f, int newheight, int newwidth, int pretend, int delay, int safe)
{
int new_frame_total_cols;
- int count = SPECPDL_INDEX ();
+ ptrdiff_t count = SPECPDL_INDEX ();
/* If we can't deal with the change now, queue it for later. */
if (delay || (redisplaying_p && !safe))
@@ -5900,6 +5899,38 @@ bitch_at_user (void)
Sleeping, Waiting
***********************************************************************/
+/* Convert a positive value DURATION to a seconds count *PSEC plus a
+ microseconds count *PUSEC, rounding up. On overflow return the
+ maximal value. */
+void
+duration_to_sec_usec (double duration, int *psec, int *pusec)
+{
+ int MILLION = 1000000;
+ int sec = INT_MAX, usec = MILLION - 1;
+
+ if (duration < INT_MAX + 1.0)
+ {
+ int s = duration;
+ double usdouble = (duration - s) * MILLION;
+ int usfloor = usdouble;
+ int usceil = usfloor + (usfloor < usdouble);
+
+ if (usceil < MILLION)
+ {
+ sec = s;
+ usec = usceil;
+ }
+ else if (sec < INT_MAX)
+ {
+ sec = s + 1;
+ usec = 0;
+ }
+ }
+
+ *psec = sec;
+ *pusec = usec;
+}
+
DEFUN ("sleep-for", Fsleep_for, Ssleep_for, 1, 2, 0,
doc: /* Pause, without updating display, for SECONDS seconds.
SECONDS may be a floating-point value, meaning that you can wait for a
@@ -5910,39 +5941,24 @@ Emacs was built without floating point support.
(Lisp_Object seconds, Lisp_Object milliseconds)
{
int sec, usec;
+ double duration = extract_float (seconds);
- if (NILP (milliseconds))
- XSETINT (milliseconds, 0);
- else
- CHECK_NUMBER (milliseconds);
- usec = XINT (milliseconds) * 1000;
+ if (!NILP (milliseconds))
+ {
+ CHECK_NUMBER (milliseconds);
+ duration += XINT (milliseconds) / 1000.0;
+ }
- {
- double duration = extract_float (seconds);
- sec = (int) duration;
- usec += (duration - sec) * 1000000;
- }
+ if (! (0 < duration))
+ return Qnil;
+
+ duration_to_sec_usec (duration, &sec, &usec);
#ifndef EMACS_HAS_USECS
if (sec == 0 && usec != 0)
error ("Millisecond `sleep-for' not supported on %s", SYSTEM_TYPE);
#endif
- /* Assure that 0 <= usec < 1000000. */
- if (usec < 0)
- {
- /* We can't rely on the rounding being correct if usec is negative. */
- if (-1000000 < usec)
- sec--, usec += 1000000;
- else
- sec -= -usec / 1000000, usec = 1000000 - (-usec % 1000000);
- }
- else
- sec += usec / 1000000, usec %= 1000000;
-
- if (sec < 0 || (sec == 0 && usec == 0))
- return Qnil;
-
wait_reading_process_output (sec, usec, 0, 0, Qnil, NULL, 0);
return Qnil;
@@ -5973,27 +5989,20 @@ sit_for (Lisp_Object timeout, int reading, int do_display)
if (do_display >= 2)
redisplay_preserve_echo_area (2);
- if (INTEGERP (timeout))
- {
- sec = XINT (timeout);
- usec = 0;
- }
- else if (FLOATP (timeout))
- {
- double seconds = XFLOAT_DATA (timeout);
- sec = (int) seconds;
- usec = (int) ((seconds - sec) * 1000000);
- }
- else if (EQ (timeout, Qt))
+ if (EQ (timeout, Qt))
{
sec = 0;
usec = 0;
}
else
- wrong_type_argument (Qnumberp, timeout);
+ {
+ double duration = extract_float (timeout);
- if (sec == 0 && usec == 0 && !EQ (timeout, Qt))
- return Qt;
+ if (! (0 < duration))
+ return Qt;
+
+ duration_to_sec_usec (duration, &sec, &usec);
+ }
#ifdef SIGIO
gobble_input (0);
@@ -6013,7 +6022,7 @@ perform a full redisplay even if input is available.
Return t if redisplay was performed, nil otherwise. */)
(Lisp_Object force)
{
- int count;
+ ptrdiff_t count;
swallow_events (1);
if ((detect_input_pending_run_timers (1)
@@ -6059,7 +6068,7 @@ pass nil for VARIABLE. */)
{
Lisp_Object state, tail, frame, buf;
Lisp_Object *vecp, *end;
- int n;
+ ptrdiff_t n;
if (! NILP (variable))
{
generated by cgit v1.2.3 (git 2.39.1) at 2025-04-18 09:54:51 +0000