[fontconfig.git] / src / fcblanks.c

/*
 * fontconfig/src/fcblanks.c
 *
 * Copyright © 2002 Keith Packard
 *
 * 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 the author(s) not be used in
 * advertising or publicity pertaining to distribution of the software without
 * specific, written prior permission.  The authors make no
 * representations about the suitability of this software for any purpose.  It
 * is provided "as is" without express or implied warranty.
 *
 * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL THE AUTHOR(S) 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 "fcint.h"

FcBlanks *
FcBlanksCreate (void)
{
    FcBlanks	*b;

    b = malloc (sizeof (FcBlanks));
    if (!b)
	return 0;
    FcMemAlloc (FC_MEM_BLANKS, sizeof (FcBlanks));
    b->nblank = 0;
    b->sblank = 0;
    b->blanks = 0;
    return b;
}

void
FcBlanksDestroy (FcBlanks *b)
{
    if (b->blanks)
    {
	FcMemFree (FC_MEM_BLANKS, b->sblank * sizeof (FcChar32));
	free (b->blanks);
    }
    FcMemFree (FC_MEM_BLANKS, sizeof (FcBlanks));
    free (b);
}

FcBool
FcBlanksAdd (FcBlanks *b, FcChar32 ucs4)
{
    FcChar32	*c;
    int		sblank;

    for (sblank = 0; sblank < b->nblank; sblank++)
	if (b->blanks[sblank] == ucs4)
	    return FcTrue;

    if (b->nblank == b->sblank)
    {
	sblank = b->sblank + 32;
	if (b->blanks)
	    c = (FcChar32 *) realloc (b->blanks, sblank * sizeof (FcChar32));
	else
	    c = (FcChar32 *) malloc (sblank * sizeof (FcChar32));
	if (!c)
	    return FcFalse;
	if (b->sblank)
	    FcMemFree (FC_MEM_BLANKS, b->sblank * sizeof (FcChar32));
	FcMemAlloc (FC_MEM_BLANKS, sblank * sizeof (FcChar32));
	b->sblank = sblank;
	b->blanks = c;
    }
    b->blanks[b->nblank++] = ucs4;
    return FcTrue;
}

FcBool
FcBlanksIsMember (FcBlanks *b, FcChar32 ucs4)
{
    int	i;

    for (i = 0; i < b->nblank; i++)
	if (b->blanks[i] == ucs4)
	    return FcTrue;
    return FcFalse;
}
#define __fcblanks__
#include "fcaliastail.h"
#undef __fcblanks__
Commit	Line	Data
24330d27	1	/*
317b8492	2	* fontconfig/src/fcblanks.c
24330d27	3	*
46b51147	4	* Copyright © 2002 Keith Packard
24330d27 KP	5	*
	6	* Permission to use, copy, modify, distribute, and sell this software and its
	7	* documentation for any purpose is hereby granted without fee, provided that
	8	* the above copyright notice appear in all copies and that both that
	9	* copyright notice and this permission notice appear in supporting
5aaf466d	10	* documentation, and that the name of the author(s) not be used in
24330d27	11	* advertising or publicity pertaining to distribution of the software without
5aaf466d	12	* specific, written prior permission. The authors make no
24330d27 KP	13	* representations about the suitability of this software for any purpose. It
	14	* is provided "as is" without express or implied warranty.
	15	*
3074a73b	16	* THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
24330d27	17	* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
3074a73b	18	* EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
24330d27 KP	19	* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
	20	* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
	21	* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
	22	* PERFORMANCE OF THIS SOFTWARE.
	23	*/
	24
	25	#include "fcint.h"
	26
	27	FcBlanks *
	28	FcBlanksCreate (void)
	29	{
	30	FcBlanks *b;
	31
	32	b = malloc (sizeof (FcBlanks));
	33	if (!b)
	34	return 0;
9dac3c59	35	FcMemAlloc (FC_MEM_BLANKS, sizeof (FcBlanks));
24330d27 KP	36	b->nblank = 0;
	37	b->sblank = 0;
	38	b->blanks = 0;
	39	return b;
	40	}
	41
	42	void
	43	FcBlanksDestroy (FcBlanks *b)
	44	{
	45	if (b->blanks)
9dac3c59 KP	46	{
9dac3c59 KP	47	FcMemFree (FC_MEM_BLANKS, b->sblank * sizeof (FcChar32));
24330d27	48	free (b->blanks);
9dac3c59 KP	49	}
9dac3c59 KP	50	FcMemFree (FC_MEM_BLANKS, sizeof (FcBlanks));
24330d27 KP	51	free (b);
	52	}
	53
	54	FcBool
	55	FcBlanksAdd (FcBlanks *b, FcChar32 ucs4)
	56	{
	57	FcChar32 *c;
	58	int sblank;
	59
	60	for (sblank = 0; sblank < b->nblank; sblank++)
	61	if (b->blanks[sblank] == ucs4)
	62	return FcTrue;
	63
	64	if (b->nblank == b->sblank)
	65	{
	66	sblank = b->sblank + 32;
	67	if (b->blanks)
	68	c = (FcChar32 ) realloc (b->blanks, sblank sizeof (FcChar32));
	69	else
	70	c = (FcChar32 ) malloc (sblank sizeof (FcChar32));
	71	if (!c)
	72	return FcFalse;
9dac3c59 KP	73	if (b->sblank)
	74	FcMemFree (FC_MEM_BLANKS, b->sblank * sizeof (FcChar32));
	75	FcMemAlloc (FC_MEM_BLANKS, sblank * sizeof (FcChar32));
24330d27 KP	76	b->sblank = sblank;
	77	b->blanks = c;
	78	}
	79	b->blanks[b->nblank++] = ucs4;
	80	return FcTrue;
	81	}
	82
	83	FcBool
	84	FcBlanksIsMember (FcBlanks *b, FcChar32 ucs4)
	85	{
	86	int i;
	87
	88	for (i = 0; i < b->nblank; i++)
	89	if (b->blanks[i] == ucs4)
	90	return FcTrue;
	91	return FcFalse;
	92	}
23816bf9 KP	93	#define __fcblanks__
	94	#include "fcaliastail.h"
	95	#undef __fcblanks__