56 #define	locgetc(cnt)	(cnt += 1, (iop->_flag & _IOWRT) ? \
57 				((*iop->_ptr == '\0') ? EOF : *iop->_ptr++) : \
58 				GETC(iop))
60 				((iop->_flag & _IOWRT) ? *(--iop->_ptr) : \
61 				    (++iop->_cnt, *(--iop->_ptr))))
63 #define	wlocgetc()	((iop->_flag & _IOWRT) ? \
64 				((*iop->_ptr == '\0') ? EOF : *iop->_ptr++) : \
65 				GETC(iop))
67 				((iop->_flag & _IOWRT) ? *(--iop->_ptr) : \
68 				    UNGETC(x, iop)))
106 _doscan(FILE *iop, const char *fmt, va_list va_Alist)  in _doscan()  argument
111 	if (iop->_flag & _IOWRT)  in _doscan()
112 		ret = __doscan_u(iop, fmt, va_Alist, 0);  in _doscan()
114 		FLOCKFILE(lk, iop);  in _doscan()
115 		ret = __doscan_u(iop, fmt, va_Alist, 0);  in _doscan()
125 __wdoscan_u(FILE *iop, const wchar_t *fmt, va_list va_Alist,  in __wdoscan_u()  argument
129 __doscan_u(FILE *iop, const char *sfmt, va_list va_Alist, int scflag __unused)  in __wdoscan_u()
164 	if (!(iop->_flag & (_IOREAD | _IORW))) {  in __wdoscan_u()
198 				    _wd_getwc(&chcount, iop)))  in __wdoscan_u()
200 				if (_wd_ungetwc(&chcount, inchar, iop) == WEOF)  in __wdoscan_u()
209 					    _wd_getwc(&chcount, iop)))  in __wdoscan_u()
211 					if (_wd_ungetwc(&chcount, inchar, iop)  in __wdoscan_u()
216 			if ((inchar = _wd_getwc(&chcount, iop)) == ch)  in __wdoscan_u()
218 			if (_wd_ungetwc(&chcount, inchar, iop) != WEOF) {  in __wdoscan_u()
497 				    _wd_getwc(&chcount, iop)))  in __wdoscan_u()
499 				if (_wd_ungetwc(&chcount, inchar, iop) == WEOF)  in __wdoscan_u()
535 				    (int)ch, len, iop, &args.ap);  in __wdoscan_u()
538 				    (int)ch, len, tab, iop, &args.ap);  in __wdoscan_u()
544 				    (int)ch, len, iop, bracket_str, &args.ap);  in __wdoscan_u()
550 				    (int)ch, len, iop, bracket_str, &args.ap);  in __wdoscan_u()
555 				    ch, len, tab, iop, &args.ap);  in __wdoscan_u()
579 			    len, (int)size, iop, &args.ap);  in __wdoscan_u()
600     FILE *iop, va_list *listp)  in number()  argument
667 		file_to_decimal(&nb, len, lc, &dr, &form, &echar, iop, &nread);  in number()
753 			lookahead = readchar(iop, chcount);  in number()
827 readchar(FILE *iop, int *chcount)  in readchar()  argument
832 	if ((iop->_flag & _IOWRT) || (iop->_cnt != 0)) {  in readchar()
835 		if (_xread(iop, buf, 1) != 1)  in readchar()
845     char *tab __unused, FILE *iop, va_list *listp)  in string()  argument
977     int len, FILE *iop, va_list *listp)  in wstring()  argument
987 	while (((wch = _wd_getwc(chcount, iop)) != WEOF) &&  in wstring()
999 		if (len > 0 && _wd_ungetwc(chcount, wch, iop) == WEOF)  in wstring()
1011 wstring(int *chcount, int *flag_eof, int stow, int type, int len, FILE *iop,  in wstring()  argument
1022 	while (((wch = _bi_getwc(iop)) != EOF) &&  in wstring()
1035 		if (len > 0 && _bi_ungetwc(wch, iop) == EOF)  in wstring()
1048 _wd_getwc(int *chcount, FILE *iop)  in _wd_getwc()  argument
1053 	if (!(iop->_flag & _IOWRT)) {  in _wd_getwc()
1055 		wc = __fgetwc_xpg5(iop);  in _wd_getwc()
1060 		if (*iop->_ptr == '\0')  in _wd_getwc()
1062 		len = mbtowc((wchar_t *)&wc, (const char *)iop->_ptr,  in _wd_getwc()
1066 		iop->_ptr += len;  in _wd_getwc()
1073 _wd_ungetwc(int *chcount, wchar_t wc, FILE *iop)  in _wd_ungetwc()  argument
1082 	if (!(iop->_flag & _IOWRT)) {  in _wd_ungetwc()
1084 		ret = __ungetwc_xpg5((wint_t)wc, iop);  in _wd_ungetwc()
1094 		iop->_ptr -= len;  in _wd_ungetwc()
1121     int len, FILE *iop, unsigned char *brstr, va_list *listp)  argument
1134 	while ((wch = _wd_getwc(&dummy, iop)) != WEOF) {
1136 	while ((wch = _bi_getwc(iop)) != WEOF) {
1169 		if (len > 0 && _wd_ungetwc(&dummy, wch, iop) == WEOF)
1171 		if (len > 0 && _bi_ungetwc(wch, iop) == WEOF)
1185     int len, FILE *iop, unsigned char *brstr, va_list *listp)  argument
1195 	while ((wch = _wd_getwc(&dummy, iop)) != WEOF) {
1228 		if (len > 0 && _wd_ungetwc(&dummy, wch, iop) == WEOF)
1243 _bi_getwc(FILE *iop)  argument
1305 _bi_ungetwc(wint_t wc, FILE *iop)  argument
1311 	if ((wc == WEOF) || ((iop->_flag & _IOREAD) == 0))
1318 	if (iop->_ptr <= iop->_base) {
1319 		if (iop->_base == NULL) {
1322 		if ((iop->_ptr == iop->_base) && (iop->_cnt == 0)) {
1323 			++iop->_ptr;
1324 		} else if ((iop->_ptr - n) < (iop->_base - PUSHBACK)) {
1334 	if ((iop->_flag & _IOWRT) == 0) {
1336 		iop->_cnt += n;
1338 			*--iop->_ptr = *(p--);
1342 		iop->_ptr -= n;