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winex11: Mask FPU exceptions around fontconfig calls.

This commit is contained in:
Alexandre Julliard 2011-10-28 12:41:14 +02:00
parent 26aaaa1269
commit 171183c77b
1 changed files with 12 additions and 1 deletions
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13
dlls/winex11.drv/xrender.c
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@ -952,11 +952,18 @@ static int GetCacheEntry( HDC hdc, LFANDSIZE *plfsz )
#ifdef SONAME_LIBFONTCONFIG
if (fontconfig_installed)
{
FcPattern *match, *pattern = pFcPatternCreate();
FcPattern *match, *pattern;
FcResult result;
char family[LF_FACESIZE * 4];
#if defined(__i386__) && defined(__GNUC__)
/* fontconfig generates floating point exceptions, mask them */
WORD cw, default_cw = 0x37f;
__asm__ __volatile__("fnstcw %0; fldcw %1" : "=m" (cw) : "m" (default_cw));
#endif
WideCharToMultiByte( CP_UTF8, 0, plfsz->lf.lfFaceName, -1, family, sizeof(family), NULL, NULL );
pattern = pFcPatternCreate();
pFcPatternAddString( pattern, FC_FAMILY, (FcChar8 *)family );
if (plfsz->lf.lfWeight != FW_DONTCARE)
{
@ -1007,6 +1014,10 @@ static int GetCacheEntry( HDC hdc, LFANDSIZE *plfsz )
pFcPatternDestroy( match );
}
pFcPatternDestroy( pattern );
#if defined(__i386__) && defined(__GNUC__)
__asm__ __volatile__("fnclex; fldcw %0" : : "m" (cw));
#endif
}
#endif /* SONAME_LIBFONTCONFIG */