148 	char	*ep;  in re_comp()  local
161 	ep = expbuf;  in re_comp()
166 		if (*ep == 0)  in re_comp()
177 		if (ep >= &expbuf[ESIZE])  in re_comp()
182 			*ep++ = CEOF;  in re_comp()
183 			*ep++ = 0;  in re_comp()
187 			lastep = ep;  in re_comp()
191 			*ep++ = CDOT;  in re_comp()
203 			*ep++ = CDOL;  in re_comp()
207 			*ep++ = CCL;  in re_comp()
208 			*ep++ = 0;  in re_comp()
212 				ep[-2] = NCCL;  in re_comp()
217 				if (c == '-' && ep [-1] != 0) {  in re_comp()
219 						*ep++ = '-';  in re_comp()
223 					while (ep[-1] < c) {  in re_comp()
224 						*ep = ep[-1] + 1;  in re_comp()
225 						ep++;  in re_comp()
227 						if (ep >= &expbuf[ESIZE])  in re_comp()
231 				*ep++ = c;  in re_comp()
233 				if (ep >= &expbuf[ESIZE])  in re_comp()
244 				*ep++ = CBRA;  in re_comp()
245 				*ep++ = numbra++;  in re_comp()
251 				*ep++ = CKET;  in re_comp()
252 				*ep++ = *--bracketp;  in re_comp()
256 				*ep++ = CBACK;  in re_comp()
257 				*ep++ = c - '1';  in re_comp()
260 			*ep++ = CCHR;  in re_comp()
261 			*ep++ = c;  in re_comp()
266 			*ep++ = CCHR;  in re_comp()
267 			*ep++ = c;  in re_comp()
319 advance(char *lp, char *ep)  in advance()  argument
328 		switch (*ep++) {  in advance()
331 			if (*ep++ == *lp++)  in advance()
349 			if (cclass(ep, *lp++, 1)) {  in advance()
350 				ep += *ep;  in advance()
356 			if (cclass(ep, *lp++, 0)) {  in advance()
357 				ep += *ep;  in advance()
363 			braslist[*ep++] = lp;  in advance()
367 			braelist[*ep++] = lp;  in advance()
371 			if (braelist[i = *ep++] == 0)  in advance()
380 			if (braelist[i = *ep++] == 0)  in advance()
387 				if (rv = advance(lp, ep))  in advance()
401 			while (*lp++ == *ep)  in advance()
403 			ep++;  in advance()
409 			while (cclass(ep, *lp++, ep[-1] == (CCL|CSTAR)))  in advance()
411 			ep += *ep;  in advance()
417 				if (rv = advance(lp, ep))  in advance()