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Handle the case where there's no font char infos.

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Fixes i3bar crash with some fonts (and possible i3 crash too).
Thanks to xeen for reporting the issue.
This commit is contained in:
Fernando Tarlá Cardoso Lemos 2011-11-27 17:45:24 -02:00 committed by Michael Stapelberg
parent 1a3b82eb02
commit 0e6d1909b8
1 changed files with 4 additions and 1 deletions
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5
libi3/font.c
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@ -64,7 +64,10 @@ i3Font load_font(const char *pattern, const bool fallback) {
errx(EXIT_FAILURE, "Could not load font \"%s\"", pattern);
/* Get the font table, if possible */
font.table = xcb_query_font_char_infos(font.info);
if (xcb_query_font_char_infos_length(font.info) == 0)
font.table = NULL;
else
font.table = xcb_query_font_char_infos(font.info);
/* Calculate the font height */
font.height = font.info->font_ascent + font.info->font_descent;