Differential D18302 Diff 51894 head/lib/libc/regex/regex2.h

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head/lib/libc/regex/regex2.h

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	/*			/*
	* Structures for [] character-set representation.			* Structures for [] character-set representation.
	*/			*/
	typedef struct {			typedef struct {
	wint_t min;			wint_t min;
	wint_t max;			wint_t max;
	} crange;			} crange;
	typedef struct {			typedef struct {
	unsigned char bmp[NC / 8];			unsigned char bmp[NC_MAX / 8];
	wctype_t *types;			wctype_t *types;
	unsigned int ntypes;			unsigned int ntypes;
	wint_t *wides;			wint_t *wides;
	unsigned int nwides;			unsigned int nwides;
	crange *ranges;			crange *ranges;
	unsigned int nranges;			unsigned int nranges;
	int invert;			int invert;
	int icase;			int icase;
	} cset;			} cset;

	static int			static int
	CHIN1(cset *cs, wint_t ch)			CHIN1(cset *cs, wint_t ch)
	{			{
	unsigned int i;			unsigned int i;

	assert(ch >= 0);			assert(ch >= 0);
	if (ch < NC)			if (ch < NC)
	return (((cs->bmp[ch >> 3] & (1 << (ch & 7))) != 0) ^			return (((cs->bmp[ch >> 3] & (1 << (ch & 7))) != 0) ^
	cs->invert);			cs->invert);
	for (i = 0; i < cs->nwides; i++)			for (i = 0; i < cs->nwides; i++) {
	if (ch == cs->wides[i])			if (cs->icase) {
				if (ch == towlower(cs->wides[i]) \|\|
				ch == towupper(cs->wides[i]))
	return (!cs->invert);			return (!cs->invert);
				} else if (ch == cs->wides[i])
				return (!cs->invert);
				}
	for (i = 0; i < cs->nranges; i++)			for (i = 0; i < cs->nranges; i++)
	if (cs->ranges[i].min <= ch && ch <= cs->ranges[i].max)			if (cs->ranges[i].min <= ch && ch <= cs->ranges[i].max)
	return (!cs->invert);			return (!cs->invert);
	for (i = 0; i < cs->ntypes; i++)			for (i = 0; i < cs->ntypes; i++)
	if (iswctype(ch, cs->types[i]))			if (iswctype(ch, cs->types[i]))
	return (!cs->invert);			return (!cs->invert);
	return (cs->invert);			return (cs->invert);
	}			}
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