66 #define	__F el->el_errfile
79 re_printstr(EditLine *el, const char *str, char *f, char *t)  in re_printstr()  argument
96 re_nextline(EditLine *el)  in re_nextline()  argument
98 	el->el_refresh.r_cursor.h = 0;	/* reset it. */  in re_nextline()
106 	if (el->el_refresh.r_cursor.v + 1 >= el->el_terminal.t_size.v) {  in re_nextline()
107 		int i, lins = el->el_terminal.t_size.v;  in re_nextline()
108 		Char *firstline = el->el_vdisplay[0];  in re_nextline()
111 			el->el_vdisplay[i - 1] = el->el_vdisplay[i];  in re_nextline()
114 		el->el_vdisplay[i - 1] = firstline;  in re_nextline()
116 		el->el_refresh.r_cursor.v++;  in re_nextline()
118 	ELRE_ASSERT(el->el_refresh.r_cursor.v >= el->el_terminal.t_size.v,  in re_nextline()
120 	    el->el_refresh.r_cursor.v, el->el_terminal.t_size.v),  in re_nextline()
128 re_addc(EditLine *el, Int c)  in re_addc()  argument
133 			re_putc(el, ' ', 1);  in re_addc()
134 			if ((el->el_refresh.r_cursor.h & 07) == 0)  in re_addc()
139 		int oldv = el->el_refresh.r_cursor.v;  in re_addc()
140 		re_putc(el, '\0', 0);			/* assure end of line */  in re_addc()
141 		if (oldv == el->el_refresh.r_cursor.v)	/* XXX */  in re_addc()
142 			re_nextline(el);  in re_addc()
146 		re_putc(el, c, 1);  in re_addc()
153 		    re_putc(el, visbuf[i], 1);  in re_addc()
164 re_putc(EditLine *el, Int c, int shift)  in re_putc()  argument
169 	while (shift && (el->el_refresh.r_cursor.h + w > el->el_terminal.t_size.h))  in re_putc()
170 	    re_putc(el, ' ', 1);  in re_putc()
172 	el->el_vdisplay[el->el_refresh.r_cursor.v]  in re_putc()
173 	    [el->el_refresh.r_cursor.h] = c;  in re_putc()
177 		el->el_vdisplay[el->el_refresh.r_cursor.v]  in re_putc()
178 		    [el->el_refresh.r_cursor.h + i] = MB_FILL_CHAR;  in re_putc()
183 	el->el_refresh.r_cursor.h += w;	/* advance to next place */  in re_putc()
184 	if (el->el_refresh.r_cursor.h >= el->el_terminal.t_size.h) {  in re_putc()
186 		el->el_vdisplay[el->el_refresh.r_cursor.v][el->el_terminal.t_size.h]  in re_putc()
188 		re_nextline(el);  in re_putc()
200 re_refresh(EditLine *el)  in re_refresh()  argument
210 	    el->el_line.buffer));  in re_refresh()
213 	el->el_refresh.r_cursor.h = 0;  in re_refresh()
214 	el->el_refresh.r_cursor.v = 0;  in re_refresh()
217 	prompt_print(el, EL_RPROMPT);  in re_refresh()
220 	el->el_refresh.r_cursor.h = 0;  in re_refresh()
221 	el->el_refresh.r_cursor.v = 0;  in re_refresh()
223 	if (el->el_line.cursor >= el->el_line.lastchar) {  in re_refresh()
224 		if (el->el_map.current == el->el_map.alt  in re_refresh()
225 		    && el->el_line.lastchar != el->el_line.buffer)  in re_refresh()
226 			el->el_line.cursor = el->el_line.lastchar - 1;  in re_refresh()
228 			el->el_line.cursor = el->el_line.lastchar;  in re_refresh()
234 	prompt_print(el, EL_PROMPT);  in re_refresh()
238 	termsz = el->el_terminal.t_size.h * el->el_terminal.t_size.v;  in re_refresh()
239 	if (el->el_line.lastchar - el->el_line.buffer > termsz) {  in re_refresh()
244 		size_t rem = (el->el_line.lastchar-el->el_line.buffer)%termsz;  in re_refresh()
246 		st = el->el_line.lastchar - rem  in re_refresh()
247 			- (termsz - (((rem / el->el_terminal.t_size.v) - 1)  in re_refresh()
248 					* el->el_terminal.t_size.v));  in re_refresh()
251 		st = el->el_line.buffer;  in re_refresh()
253 	for (cp = st; cp < el->el_line.lastchar; cp++) {  in re_refresh()
254 		if (cp == el->el_line.cursor) {  in re_refresh()
257 			cur.h = el->el_refresh.r_cursor.h;  in re_refresh()
258 			cur.v = el->el_refresh.r_cursor.v;  in re_refresh()
260                         if (w > 1 && el->el_refresh.r_cursor.h + w >  in re_refresh()
261 			    el->el_terminal.t_size.h) {  in re_refresh()
266 		re_addc(el, *cp);  in re_refresh()
270 		cur.h = el->el_refresh.r_cursor.h;  in re_refresh()
271 		cur.v = el->el_refresh.r_cursor.v;  in re_refresh()
273 	rhdiff = el->el_terminal.t_size.h - el->el_refresh.r_cursor.h -  in re_refresh()
274 	    el->el_rprompt.p_pos.h;  in re_refresh()
275 	if (el->el_rprompt.p_pos.h && !el->el_rprompt.p_pos.v &&  in re_refresh()
276 	    !el->el_refresh.r_cursor.v && rhdiff > 1) {  in re_refresh()
283 			re_putc(el, ' ', 1);  in re_refresh()
284 		prompt_print(el, EL_RPROMPT);  in re_refresh()
286 		el->el_rprompt.p_pos.h = 0;	/* flag "not using rprompt" */  in re_refresh()
287 		el->el_rprompt.p_pos.v = 0;  in re_refresh()
290 	re_putc(el, '\0', 0);	/* make line ended with NUL, no cursor shift */  in re_refresh()
292 	el->el_refresh.r_newcv = el->el_refresh.r_cursor.v;  in re_refresh()
296 		el->el_terminal.t_size.h, el->el_refresh.r_cursor.h,  in re_refresh()
297 		el->el_refresh.r_cursor.v, ct_encode_string(el->el_vdisplay[0])));  in re_refresh()
299 	ELRE_DEBUG(1, (__F, "updating %d lines.\r\n", el->el_refresh.r_newcv));  in re_refresh()
300 	for (i = 0; i <= el->el_refresh.r_newcv; i++) {  in re_refresh()
302 		re_update_line(el, el->el_display[i], el->el_vdisplay[i], i);  in re_refresh()
311 		re__copy_and_pad(el->el_display[i], el->el_vdisplay[i],  in re_refresh()
312 		    (size_t) el->el_terminal.t_size.h);  in re_refresh()
316 	    el->el_refresh.r_cursor.v, el->el_refresh.r_oldcv, i));  in re_refresh()
318 	if (el->el_refresh.r_oldcv > el->el_refresh.r_newcv)  in re_refresh()
319 		for (; i <= el->el_refresh.r_oldcv; i++) {  in re_refresh()
320 			terminal_move_to_line(el, i);  in re_refresh()
321 			terminal_move_to_char(el, 0);  in re_refresh()
323 			terminal_clear_EOL(el, (int) Strlen(el->el_display[i]));  in re_refresh()
325 			terminal_overwrite(el, "C\b", (size_t)2);  in re_refresh()
327 			el->el_display[i][0] = '\0';  in re_refresh()
330 	el->el_refresh.r_oldcv = el->el_refresh.r_newcv; /* set for next time */  in re_refresh()
333 	    el->el_refresh.r_cursor.h, el->el_refresh.r_cursor.v,  in re_refresh()
335 	terminal_move_to_line(el, cur.v);	/* go to where the cursor is */  in re_refresh()
336 	terminal_move_to_char(el, cur.h);  in re_refresh()
344 re_goto_bottom(EditLine *el)  in re_goto_bottom()  argument
347 	terminal_move_to_line(el, el->el_refresh.r_oldcv);  in re_goto_bottom()
348 	terminal__putc(el, '\n');  in re_goto_bottom()
349 	re_clear_display(el);  in re_goto_bottom()
350 	terminal__flush(el);  in re_goto_bottom()
360 re_insert(EditLine *el __attribute__((__unused__)),  in re_insert()  argument
409 re_delete(EditLine *el __attribute__((__unused__)),  in re_delete()  argument
457 re_clear_eol(EditLine *el, int fx, int sx, int diff)  in re_clear_eol()  argument
473 	terminal_clear_EOL(el, diff);  in re_clear_eol()
501 re_update_line(EditLine *el, Char *old, Char *new, int i)  in re_update_line()  argument
701 	re_printstr(el, "old- oe", old, oe);  in re_update_line()
702 	re_printstr(el, "new- ne", new, ne);  in re_update_line()
703 	re_printstr(el, "old-ofd", old, ofd);  in re_update_line()
704 	re_printstr(el, "new-nfd", new, nfd);  in re_update_line()
705 	re_printstr(el, "ofd-osb", ofd, osb);  in re_update_line()
706 	re_printstr(el, "nfd-nsb", nfd, nsb);  in re_update_line()
707 	re_printstr(el, "osb-ose", osb, ose);  in re_update_line()
708 	re_printstr(el, "nsb-nse", nsb, nse);  in re_update_line()
709 	re_printstr(el, "ose-ols", ose, ols);  in re_update_line()
710 	re_printstr(el, "nse-nls", nse, nls);  in re_update_line()
711 	re_printstr(el, "ols- oe", ols, oe);  in re_update_line()
712 	re_printstr(el, "nls- ne", nls, ne);  in re_update_line()
720 	terminal_move_to_line(el, i);  in re_update_line()
766 	    ((p - old) + fx <= el->el_terminal.t_size.h)) {  in re_update_line()
772 		terminal_move_to_char(el, (int)(nfd - new));  in re_update_line()
784 				terminal_insertwrite(el, nfd, fx);  in re_update_line()
785 				re_insert(el, old, (int)(ofd - old),  in re_update_line()
786 				    el->el_terminal.t_size.h, nfd, fx);  in re_update_line()
793 			terminal_overwrite(el, (nfd + fx), len);  in re_update_line()
798 			terminal_overwrite(el, nfd, len);  in re_update_line()
811 		terminal_move_to_char(el, (int)(ofd - old));  in re_update_line()
824 				terminal_deletechars(el, -fx);  in re_update_line()
825 				re_delete(el, old, (int)(ofd - old),  in re_update_line()
826 				    el->el_terminal.t_size.h, -fx);  in re_update_line()
832 			terminal_overwrite(el, nfd, len);  in re_update_line()
841 			terminal_overwrite(el, nfd, (size_t)(nsb - nfd));  in re_update_line()
842 			re_clear_eol(el, fx, sx,  in re_update_line()
852 	if (sx < 0 && (ose - old) + fx < el->el_terminal.t_size.h) {  in re_update_line()
862 		terminal_move_to_char(el, (int)((ose - old) + fx));  in re_update_line()
874 				terminal_deletechars(el, -sx);  in re_update_line()
879 			terminal_overwrite(el, nse, (size_t)(nls - nse));  in re_update_line()
883 			terminal_overwrite(el, nse, (size_t)(nls - nse));  in re_update_line()
884 			re_clear_eol(el, fx, sx,  in re_update_line()
895 		terminal_move_to_char(el, (int)(nfd - new));  in re_update_line()
913 				terminal_insertwrite(el, nfd, fx);  in re_update_line()
914 				re_insert(el, old, (int)(ofd - old),  in re_update_line()
915 				    el->el_terminal.t_size.h, nfd, fx);  in re_update_line()
922 			terminal_overwrite(el, (nfd + fx), len);  in re_update_line()
927 			terminal_overwrite(el, nfd, len);  in re_update_line()
937 		terminal_move_to_char(el, (int)(nse - new));  in re_update_line()
944 				terminal_insertwrite(el, nse, sx);  in re_update_line()
950 			terminal_overwrite(el, (nse + sx),  in re_update_line()
954 			terminal_overwrite(el, nse, (size_t)(nls - nse));  in re_update_line()
992 re_refresh_cursor(EditLine *el)  in re_refresh_cursor()  argument
997 	if (el->el_line.cursor >= el->el_line.lastchar) {  in re_refresh_cursor()
998 		if (el->el_map.current == el->el_map.alt  in re_refresh_cursor()
999 		    && el->el_line.lastchar != el->el_line.buffer)  in re_refresh_cursor()
1000 			el->el_line.cursor = el->el_line.lastchar - 1;  in re_refresh_cursor()
1002 			el->el_line.cursor = el->el_line.lastchar;  in re_refresh_cursor()
1006 	h = el->el_prompt.p_pos.h;  in re_refresh_cursor()
1007 	v = el->el_prompt.p_pos.v;  in re_refresh_cursor()
1008 	th = el->el_terminal.t_size.h;	/* optimize for speed */  in re_refresh_cursor()
1011 	for (cp = el->el_line.buffer; cp < el->el_line.cursor; cp++) {  in re_refresh_cursor()
1038         if (cp < el->el_line.lastchar && (w = Width(*cp)) > 1)  in re_refresh_cursor()
1045 	terminal_move_to_line(el, v);  in re_refresh_cursor()
1046 	terminal_move_to_char(el, h);  in re_refresh_cursor()
1047 	terminal__flush(el);  in re_refresh_cursor()
1055 re_fastputc(EditLine *el, Int c)  in re_fastputc()  argument
1058 	while (w > 1 && el->el_cursor.h + w > el->el_terminal.t_size.h)  in re_fastputc()
1059 	    re_fastputc(el, ' ');  in re_fastputc()
1061 	terminal__putc(el, c);  in re_fastputc()
1062 	el->el_display[el->el_cursor.v][el->el_cursor.h++] = c;  in re_fastputc()
1064 		el->el_display[el->el_cursor.v][el->el_cursor.h++]  in re_fastputc()
1067 	if (el->el_cursor.h >= el->el_terminal.t_size.h) {  in re_fastputc()
1069 		el->el_cursor.h = 0;  in re_fastputc()
1077 		if (el->el_cursor.v + 1 >= el->el_terminal.t_size.v) {  in re_fastputc()
1078 			int i, lins = el->el_terminal.t_size.v;  in re_fastputc()
1079 			Char *firstline = el->el_display[0];  in re_fastputc()
1082 				el->el_display[i - 1] = el->el_display[i];  in re_fastputc()
1085 			el->el_display[i - 1] = firstline;  in re_fastputc()
1087 			el->el_cursor.v++;  in re_fastputc()
1088 			el->el_refresh.r_oldcv++;  in re_fastputc()
1092 				terminal__putc(el, ' ');  in re_fastputc()
1093 				terminal__putc(el, '\b');  in re_fastputc()
1096 			terminal__putc(el, '\r');  in re_fastputc()
1097 			terminal__putc(el, '\n');  in re_fastputc()
1108 re_fastaddc(EditLine *el)  in re_fastaddc()  argument
1113 	c = el->el_line.cursor[-1];  in re_fastaddc()
1115 	if (c == '\t' || el->el_line.cursor != el->el_line.lastchar) {  in re_fastaddc()
1116 		re_refresh(el);	/* too hard to handle */  in re_fastaddc()
1119 	rhdiff = el->el_terminal.t_size.h - el->el_cursor.h -  in re_fastaddc()
1120 	    el->el_rprompt.p_pos.h;  in re_fastaddc()
1121 	if (el->el_rprompt.p_pos.h && rhdiff < 3) {  in re_fastaddc()
1122 		re_refresh(el);	/* clear out rprompt if less than 1 char gap */  in re_fastaddc()
1130 		re_fastputc(el, c);  in re_fastaddc()
1138 			re_fastputc(el, visbuf[i]);  in re_fastaddc()
1142 	terminal__flush(el);  in re_fastaddc()
1150 re_clear_display(EditLine *el)  in re_clear_display()  argument
1154 	el->el_cursor.v = 0;  in re_clear_display()
1155 	el->el_cursor.h = 0;  in re_clear_display()
1156 	for (i = 0; i < el->el_terminal.t_size.v; i++)  in re_clear_display()
1157 		el->el_display[i][0] = '\0';  in re_clear_display()
1158 	el->el_refresh.r_oldcv = 0;  in re_clear_display()
1166 re_clear_lines(EditLine *el)  in re_clear_lines()  argument
1171 		for (i = el->el_refresh.r_oldcv; i >= 0; i--) {  in re_clear_lines()
1173 			terminal_move_to_line(el, i);  in re_clear_lines()
1174 			terminal_move_to_char(el, 0);  in re_clear_lines()
1175 			terminal_clear_EOL(el, el->el_terminal.t_size.h);  in re_clear_lines()
1178 		terminal_move_to_line(el, el->el_refresh.r_oldcv);  in re_clear_lines()
1180 		terminal__putc(el, '\r');	/* go to BOL */  in re_clear_lines()
1181 		terminal__putc(el, '\n');	/* go to new line */  in re_clear_lines()