52 static char *	db_lc;		/* current character */  variable
112 	    db_lc -= n;  in db_delete()
115 	for (p = db_lc; p < db_le-n; p++) {  in db_delete()
120 	db_putnchars(BACKUP, db_le - db_lc);  in db_delete()
168 		if (db_lc > db_lbuf_start) {  in db_inputchar()
170 		    db_lc--;  in db_inputchar()
175 		if (db_lc < db_le) {  in db_inputchar()
176 		    cnputc(*db_lc);  in db_inputchar()
177 		    db_lc++;  in db_inputchar()
182 		while (db_lc > db_lbuf_start) {  in db_inputchar()
184 		    db_lc--;  in db_inputchar()
189 		while (db_lc < db_le) {  in db_inputchar()
190 		    cnputc(*db_lc);  in db_inputchar()
191 		    db_lc++;  in db_inputchar()
197 		if (db_lc > db_lbuf_start)  in db_inputchar()
202 		if (db_lc < db_le)  in db_inputchar()
209 		if (db_lc > db_lbuf_start)  in db_inputchar()
210 		    db_delete(db_lc - db_lbuf_start, DEL_BWD);  in db_inputchar()
214 		if (db_lc < db_le)  in db_inputchar()
215 		    db_delete(db_le - db_lc, DEL_FWD);  in db_inputchar()
219 		if (db_lc >= db_lbuf_start + 2) {  in db_inputchar()
220 		    c = db_lc[-2];  in db_inputchar()
221 		    db_lc[-2] = db_lc[-1];  in db_inputchar()
222 		    db_lc[-1] = c;  in db_inputchar()
225 		    cnputc(db_lc[-2]);  in db_inputchar()
226 		    cnputc(db_lc[-1]);  in db_inputchar()
231 		for (; db_lc > db_lbuf_start;) {  in db_inputchar()
232 		    if (*(db_lc - 1) != ' ')  in db_inputchar()
236 		for (; db_lc > db_lbuf_start;) {  in db_inputchar()
237 		    if (*(db_lc - 1) == ' ')  in db_inputchar()
247 		    db_putnchars(BACKUP, db_le - db_lc);  in db_inputchar()
275 		db_putnchars(BACKUP, db_lc - db_lbuf_start);  in db_inputchar()
281 		db_lc = db_le;  in db_inputchar()
303 		    for (p = db_le; p > db_lc; p--)  in db_inputchar()
305 		    *db_lc++ = c;  in db_inputchar()
308 		    db_putstring(db_lc, db_le - db_lc);  in db_inputchar()
309 		    db_putnchars(BACKUP, db_le - db_lc);  in db_inputchar()
383 	db_lc = lstart;  in db_readline()