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

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;