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Merge branch 'master' into 2.6-rc

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This commit is contained in:
Nicholas Marriott 2017-09-10 16:07:44 +01:00
commit cb8eba1530
1 changed files with 43 additions and 0 deletions
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43
grid.c
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@ -94,6 +94,48 @@ grid_need_extended_cell(const struct grid_cell_entry *gce,
return (0);
}
/* Free up unused extended cells. */
static void
grid_compact_line(struct grid_line *gl)
{
int new_extdsize = 0;
struct grid_cell *new_extddata;
struct grid_cell_entry *gce;
struct grid_cell *gc;
u_int px, idx;
if (gl->extdsize == 0)
return;
for (px = 0; px < gl->cellsize; px++) {
gce = &gl->celldata[px];
if (gce->flags & GRID_FLAG_EXTENDED)
new_extdsize++;
}
if (new_extdsize == 0) {
free(gl->extddata);
gl->extddata = NULL;
gl->extdsize = 0;
return;
}
new_extddata = xreallocarray(NULL, new_extdsize, sizeof *gl->extddata);
idx = 0;
for (px = 0; px < gl->cellsize; px++) {
gce = &gl->celldata[px];
if (gce->flags & GRID_FLAG_EXTENDED) {
gc = &gl->extddata[gce->offset];
memcpy(&new_extddata[idx], gc, sizeof *gc);
gce->offset = idx++;
}
}
free(gl->extddata);
gl->extddata = new_extddata;
gl->extdsize = new_extdsize;
}
/* Set cell as extended. */
static struct grid_cell *
grid_extended_cell(struct grid_line *gl, struct grid_cell_entry *gce,
@ -285,6 +327,7 @@ grid_scroll_history(struct grid *gd, u_int bg)
grid_empty_line(gd, yy, bg);
gd->hscrolled++;
grid_compact_line(&gd->linedata[gd->hsize]);
gd->hsize++;
}