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Prevent internal errors when terminal width or height are very small

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(1x1 was fatal).
This commit is contained in:
Laurent MONIN 2007-04-27 17:55:12 +02:00
parent aefe2c0b68
commit ee503f6c00
2 changed files with 6 additions and 4 deletions
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2
src/terminal/draw.c
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@ -503,6 +503,8 @@ draw_text(struct terminal *term, int x, int y,
assert(text && length >= 0); assert(text && length >= 0);
if_assert_failed return; if_assert_failed return;
if (x >= term->width || y >= term->height) return;
#ifdef CONFIG_UTF8 #ifdef CONFIG_UTF8
if (term->utf8_cp) { if (term->utf8_cp) {
draw_text_utf8(term, x, y, text, length, attr, color); draw_text_utf8(term, x, y, text, length, attr, color);

8
src/util/box.h
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@ -46,10 +46,10 @@ colspan_is_in_box(struct box *box, int x, int span)
static inline void static inline void
set_box(struct box *box, int x, int y, int width, int height) set_box(struct box *box, int x, int y, int width, int height)
{ {
box->x = x; box->x = int_max(0, x);
box->y = y; box->y = int_max(0, y);
box->width = width; box->width = int_max(0, width);
box->height = height; box->height = int_max(0, height);
} }
/** @relates box */ /** @relates box */