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Return a valid X error when stuck in font alias loop

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Part of fix for Sun bug 4258475
<http://bugs.opensolaris.org/bugdatabase/view_bug.do?bug_id=4258475>
This commit is contained in:
Alan Coopersmith
2008-05-09 15:38:44 -07:00
parent 7b3066d9b9
commit 1a01e96c6d
1 changed files with 7 additions and 1 deletions
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8
dix/dixfonts.c
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@@ -302,8 +302,14 @@ doOpenFont(ClientPtr client, OFclosurePtr c)
c->fontname = newname;
c->fnamelen = newlen;
c->current_fpe = 0;
if (--aliascount <= 0)
if (--aliascount <= 0) {
/* We've tried resolving this alias 20 times, we're
* probably stuck in an infinite loop of aliases pointing
* to each other - time to take emergency exit!
*/
err = BadImplementation;
break;
}
continue;
}
if (err == BadFontName) {