xftname.c revision 2836776b 
1/*
2 * Copyright © 2000 Keith Packard
3 *
4 * Permission to use, copy, modify, distribute, and sell this software and its
5 * documentation for any purpose is hereby granted without fee, provided that
6 * the above copyright notice appear in all copies and that both that
7 * copyright notice and this permission notice appear in supporting
8 * documentation, and that the name of Keith Packard not be used in
9 * advertising or publicity pertaining to distribution of the software without
10 * specific, written prior permission.  Keith Packard makes no
11 * representations about the suitability of this software for any purpose.  It
12 * is provided "as is" without express or implied warranty.
13 *
14 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
15 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
16 * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
17 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
18 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
19 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
20 * PERFORMANCE OF THIS SOFTWARE.
21 */
22
23#include "xftint.h"
24
25static const FcObjectType	_XftObjectTypes[] = {
26    { XFT_CORE,		FcTypeBool, },
27    { XFT_XLFD,		FcTypeString, },
28    { XFT_RENDER,	FcTypeBool, },
29    { XFT_MAX_GLYPH_MEMORY, FcTypeInteger, },
30};
31
32#define NUM_OBJECT_TYPES    (sizeof _XftObjectTypes / sizeof _XftObjectTypes[0])
33
34static FcBool _XftNameInitialized;
35
36_X_HIDDEN void
37_XftNameInit (void)
38{
39    if (_XftNameInitialized)
40	return;
41    _XftNameInitialized = FcTrue;
42    FcNameRegisterObjectTypes (_XftObjectTypes, NUM_OBJECT_TYPES);
43}
44
45_X_EXPORT FcPattern
46*XftNameParse (const char *name)
47{
48    _XftNameInit ();
49    return FcNameParse ((FcChar8 *) name);
50}
51
52_X_EXPORT FcBool
53XftNameUnparse (FcPattern *pat, char *dest, int len)
54{
55    FcChar8 *name;
56
57    _XftNameInit ();
58    name = FcNameUnparse (pat);
59    if (!name)
60	return FcFalse;
61    if (strlen ((char *) name) + 1 > len)
62    {
63	FcPattern *new = FcPatternDuplicate (pat);
64	free (name);
65	FcPatternDel (new, FC_LANG);
66	FcPatternDel (new, FC_CHARSET);
67	name = FcNameUnparse (new);
68	FcPatternDestroy (new);
69	if (!name)
70	    return FcFalse;
71	if (strlen ((char *) name) + 1 > len)
72	{
73	    strncpy (dest, ((char *) name), (size_t) len - 1);
74	    dest[len - 1] = '\0';
75	    free (name);
76	    return FcFalse;
77	}
78    }
79    strcpy (dest, ((char *) name));
80    free (name);
81    return FcTrue;
82}
83