CHashDefineStr *DefineLoad(U8 *dname,U8 *st)
{//Create DEFINE hash entry with string.
	CHashDefineStr *tmph=CAlloc(sizeof(CHashDefineStr));
	tmph->type=HTT_DEFINE_STR;
	tmph->str=StrNew(dname);
	tmph->data=StrNew(st);
	tmph->count=-1;
	tmph->src_link=MStrPrint("AD:0x%X",Caller);
	HashAdd(tmph,Fs->hash_table);
	return tmph;
}

CHashDefineStr *DefineListLoad(U8 *dname,U8 *list)
{//Create DEFINE list. Not efficient, but handy.
	I64 count=0;
	U8 *ptr,**idx;
	CHashDefineStr *tmph=CAlloc(sizeof(CHashDefineStr));
	tmph->type=HTT_DEFINE_STR;
	tmph->str=StrNew(dname);
	tmph->src_link=MStrPrint("AD:0x%X",Caller);
	ptr=list;
	while (*ptr) {
		if (*ptr!='@')
			count++;
		while (*ptr++);
	}
	tmph->data=MAlloc(ptr+1-list);
	MemCopy(tmph->data,list,ptr+1-list);
	tmph->count=count;

	idx=tmph->sub_idx=MAlloc(count*sizeof(U8 *));
	ptr=list;
	while (*ptr) {
		if (*ptr!='@')
			*idx++=ptr;
		while (*ptr++);
	}

	HashAdd(tmph,Fs->hash_table);
	return tmph;
}

U0 UndefinedDefine(U8 *dname)
{
	ST_ERR_ST "Undefined Define: '%s'.\n",dname;
	throw('UndefDef');
}

U8 *Define(U8 *dname)
{//Look for DEFINE named in hash table, return ptr string.
	CHashDefineStr *tmph;
	if (tmph=HashFind(dname,Fs->hash_table,HTT_DEFINE_STR))
		return tmph->data;
	else if (dname)
		UndefinedDefine(dname);
	else
		return NULL;
}

U8 *DefineSub(I64 sub,U8 *dname)
{//Return DEFINE list entry indexed by number.
	CHashDefineStr *tmph;
	if (tmph=HashFind(dname,Fs->hash_table,HTT_DEFINE_STR)) {
		if (0<=sub<tmph->count)
			return tmph->sub_idx[sub];
		else
			return NULL;
	} else if (dname)
		UndefinedDefine(dname);
	else
		return NULL;
}

I64 DefineCount(U8 *dname)
{//Return count of entries in define list.
	CHashDefineStr *tmph;
	if (tmph=HashFind(dname,Fs->hash_table,HTT_DEFINE_STR))
		return tmph->count;
	else if (dname)
		UndefinedDefine(dname);
	else
		return -1;
}

I64 DefineMatch(U8 *needle,U8 *haystack_list_dname,I64 flags=0)
{//Find match for string in define list.
	return ListMatch(needle,Define(haystack_list_dname),flags);
}

U0 DefinePrint(U8 *dname,U8 *src,...)
{//Create DEFINE entry with $LK,"Print",A="FI:::/Doc/Print.DD"$()ed string.
	U8 *buf=StrPrintJoin(NULL,src,argc,argv);
	DefineLoad(dname,buf);
	Free(buf);
}

U0 SysDefinesLoad()
{
	DefineListLoad("ST_OFF_ON",
							"Off\0"
							"On");

	DefineListLoad("ST_FALSE_TRUE",
							"False\0"
							"True");

	DefineListLoad("ST_HTT_TYPES",
							"ExportSysSym\0"
							"ImportSysSym\0"
							"DefineStr\0"
							"GlbVar\0"
							"Class\0"
							"IntType\0"
							"Funct\0"
							"Word\0"
							"DictWord\0"
							"KeyWord\0"
							"AsmKeyWord\0"
							"OpCode\0"
							"Reg\0"
							"File\0"
							"Module\0"
							"HelpFile\0"
							"Frame Ptr\0"
							" \0 \0 \0 \0 \0 \0"
							"Private\0"
							"Public\0"
							"Export\0"
							"Import\0"
							"Imm\0"
							"Goto\0"
							"Res\0"
							"Unres\0"
							"Local\0");

	DefineListLoad("ST_DAYS_OF_WEEK",
							"Sunday\0"
							"Monday\0"
							"Tuesday\0"
							"Wednesday\0"
							"Thursday\0"
							"Friday\0"
							"Saturday\0");

	DefineListLoad("ST_MONTHS",
							"January\0"
							"February\0"
							"March\0"
							"April\0"
							"May\0"
							"June\0"
							"July\0"
							"August\0"
							"September\0"
							"October\0"
							"November\0"
							"December\0");

	DefineListLoad("ST_FILE_ATTRS",
							"R\0"
							"H\0"
							"S\0"
							"V\0"
							"D\0"
							"A\0"
							" \0"
							" \0"
							"X\0"
							"T\0"
							"C\0"
							"F\0");

	DefineListLoad("ST_FILE_UTIL_FLAGS",
							"r\0"
							"d\0"
							"i\0"
							"a\0"
							"c\0"
							"R\0"
							"p\0"
							"m\0"
							"s\0"
							"D\0"
							"F\0"
							"T\0"
							"$$\0"
							"S\0"
							"A\0"
							"J\0"
							"G\0"
							"O\0"
							"P\0"
							"f\0"
							"l\0"
							"lb\0"
							"la\0");

	DefineListLoad("ST_BLKDEV_TYPES",
				"NULL\0RAM\0ATA\0FILE_READ\0FILE_WRITE\0ATAPI\0");
	DefineListLoad("ST_DRIVE_TYPES",
				"NULL\0REDSEA\0FAT32\0ISO9660\0NTFS\0UNKNOWN\0");
	DefineListLoad("ST_COLORS","BLACK\0BLUE\0GREEN\0CYAN\0"
				"RED\0PURPLE\0BROWN\0LTGRAY\0DKGRAY\0LTBLUE\0LTGREEN\0"
				"LTCYAN\0LTRED\0LTPURPLE\0YELLOW\0WHITE\0");
	DefineListLoad("ST_INT_NAMES","Divide Error\0SingleStep\0NMI\0Breakpoint\0"
				"Overflow\0BOUND Range Exceeded\0Invalid Opcode\0No Math Coprocessor\0"
				"Double Fault\0Coprocessor Segment Fault\0Invalid TASK\0"
				"Segment Not Present\0Stack Segment Fault\0General Protection\0"
				"Page Fault\0 \0Math Fault\0Alignment Check\0Machine Check\0"
				"SIMD Exception\0 \0 \0 \0 \0 \0 \0 \0 \0 \0 \0 \0 \0 \0 \0 \0 \0 \0"
				" \0 \0 \0 \0 \0 \0 \0 \0 \0 \0 \0MP Crash\0Wake\0Debug\0");
}

U8 *Color2Str(U8 *buf,CColorROPU32 c)
{//$LK,"CColorROPU32",A="MN:CColorROPU32"$ with flags to $LK,"DCLighting",A="MN:DCLighting"$ str.
	*buf=0;
	if (c.c0.rop&ROPBF_TWO_SIDED)
		CatPrint(buf,"TWO|");
	if (c.c0.rop&ROPBF_HALF_RANGE_COLOR)
		CatPrint(buf,"HALF|");
	if (0<=c.c0.color<16)
		CatPrint(buf,DefineSub(c.c0.color,"ST_COLORS"));
	else if (c.c0.color==TRANSPARENT)
		CatPrint(buf,"TRANSPARENT");
	else
		CatPrint(buf,"INVALID");
	if (c&ROPF_DITHER) {
		CatPrint(buf,"/");
		if (c.c1.rop&ROPBF_TWO_SIDED)
			CatPrint(buf,"TWO|");
		if (c.c1.rop&ROPBF_HALF_RANGE_COLOR)
			CatPrint(buf,"HALF|");
		if (0<=c.c1.color<16)
			CatPrint(buf,DefineSub(c.c1.color,"ST_COLORS"));
		else if (c.c1.color==TRANSPARENT)
			CatPrint(buf,"TRANSPARENT");
		else
			CatPrint(buf,"INVALID");
	}
	return buf;
}

U8 *str2color_list="/,)}>";

CColorROPU16 Str2ColorU16(U8 *st)
{//$LK,"DCLighting",A="MN:DCLighting"$ color str with flags to $LK,"CColorROPU16",A="MN:CColorROPU16"$.
	CColorROPU16 res=COLOR_INVALID;
	I64 i;
	U8 *ptr,*ptr2,*st2;
	if (!st) return COLOR_INVALID;
	while (TRUE) {
		if (!*st||StrOcc(str2color_list,*st))
			return res;
		if (Bt(char_bmp_alpha,*st)) {
			ptr=st;
			while (Bt(char_bmp_alpha_numeric,*ptr))
				ptr++;
			st2=ptr2=MAlloc(ptr-st+1);
			while (st<ptr)
				*ptr2++=*st++;
			*ptr2++=0;
			if (!StrICompare(st2,"TWO"))
				res.rop|=ROPBF_TWO_SIDED;
			else if (!StrICompare(st2,"HALF"))
				res.rop|=ROPBF_HALF_RANGE_COLOR;
			else if ((i=DefineMatch(st2,"ST_COLORS",LMF_IGNORE_CASE))>=0)
				res.color=i;
			else if (!StrICompare(st2,"TRANSPARENT"))
				res.color=TRANSPARENT;
			else {
				Free(st2);
				return COLOR_INVALID;
			}
			Free(st2);
		} else if (*st=='+'||*st=='|'||Bt(char_bmp_white_space,*st))
			st++;
		else if ('0'<=*st<='9') {
			i=Str2I64(st,10,&ptr);
			if (0<=i<=0xFF) {
				res.color=i;
				st=ptr;
			} else
				return COLOR_INVALID;
		} else
			return COLOR_INVALID;
	}
}

CColorROPU32 Str2ColorU32(U8 *st)
{//$LK,"DCLighting",A="MN:DCLighting"$ color str with flags to $LK,"CColorROPU32",A="MN:CColorROPU32"$.
	U8 *st2;
	CColorROPU32 res=0;
	if (!st) return COLOR_INVALID;
	st2=MAlloc(StrLen(st)+1);
	StrFirstRemove(st,str2color_list,st2);
	res.c0=Str2ColorU16(st2);
	if (*st) {
		res.c1=Str2ColorU16(st);
		res|=ROPF_DITHER;
	}
	if (res.c0.color==COLOR_INVALID||res.c1.color==COLOR_INVALID)
		return COLOR_INVALID;
	else
		return res;
}