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render: don't bother trying to lookup glyph for empty cells

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Depending on the font, it may not have an entry for code point '0',
which will cause us to try to load fallback fonts.
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Daniel Eklöf 2020-01-12 01:19:41 +01:00
parent 36d0f1fa5f
commit 0b30316261
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1 changed files with 2 additions and 1 deletions
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render.c
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@ -417,7 +417,8 @@ render_cell(struct terminal *term, pixman_image_t *pix,
}
struct font *font = attrs_to_font(term, &cell->attrs);
const struct glyph *glyph = font_glyph_for_wc(font, cell->wc);
const struct glyph *glyph = cell->wc != 0
? font_glyph_for_wc(font, cell->wc) : NULL;
int cell_cols = glyph != NULL ? max(1, glyph->cols) : 1;