xftname.c 2.42 KB
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/*
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 * Copyright © 2000 Keith Packard
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 *
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is hereby granted without fee, provided that
 * the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the name of Keith Packard not be used in
 * advertising or publicity pertaining to distribution of the software without
 * specific, written prior permission.  Keith Packard makes no
 * representations about the suitability of this software for any purpose.  It
 * is provided "as is" without express or implied warranty.
 *
 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

#include "xftint.h"

static const FcObjectType	_XftObjectTypes[] = {
    { XFT_CORE,		FcTypeBool, },
    { XFT_XLFD,		FcTypeString, },
    { XFT_RENDER,	FcTypeBool, },
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    { XFT_MAX_GLYPH_MEMORY, FcTypeInteger, },
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};

#define NUM_OBJECT_TYPES    (sizeof _XftObjectTypes / sizeof _XftObjectTypes[0])

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static FcBool _XftNameInitialized;
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_X_HIDDEN void 
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_XftNameInit (void)
{
    if (_XftNameInitialized)
	return;
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    _XftNameInitialized = FcTrue;
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    FcNameRegisterObjectTypes (_XftObjectTypes, NUM_OBJECT_TYPES);
}

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_X_EXPORT FcPattern 
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*XftNameParse (const char *name)
{ 
    _XftNameInit ();
    return FcNameParse ((FcChar8 *) name); 
}

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_X_EXPORT FcBool
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XftNameUnparse (FcPattern *pat, char *dest, int len)
{
    FcChar8 *name;

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    _XftNameInit ();
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    name = FcNameUnparse (pat);
    if (!name)
	return FcFalse;
    if (strlen ((char *) name) + 1 > len)
    {
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	FcPattern *new = FcPatternDuplicate (pat);
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	free (name);
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	FcPatternDel (new, FC_LANG);
	FcPatternDel (new, FC_CHARSET);
	name = FcNameUnparse (new);
	FcPatternDestroy (new);
	if (!name)
	    return FcFalse;
	if (strlen ((char *) name) + 1 > len)
	{
	    strncpy (dest, ((char *) name), (size_t) len - 1);
	    dest[len - 1] = '\0';
	    free (name);
	    return FcFalse;
	}
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    }
    strcpy (dest, ((char *) name));
    free (name);
    return FcTrue;
}