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font: never set glyph->cols to something that is less than 0

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Daniel Eklöf 2019-11-30 00:15:54 +01:00
parent 88c1a8939f
commit 8274e3e034
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1 changed files with 4 additions and 1 deletions
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font.c
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@ -648,10 +648,13 @@ glyph_for_wchar(const struct font *font, wchar_t wc, struct glyph *glyph)
pixman_image_set_filter(pix, PIXMAN_FILTER_BEST, NULL, 0);
}
int cols = wcwidth(wc);
if (cols < 0)
cols = 0;
*glyph = (struct glyph){
.wc = wc,
.cols = wcwidth(wc),
.cols = cols,
.pix = pix,
.x = font->face->glyph->bitmap_left * font->pixel_size_fixup,
.y = font->face->glyph->bitmap_top * font->pixel_size_fixup,