1 84b88039 2021-07-12 op /*
  2 84b88039 2021-07-12 op  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
  3 84b88039 2021-07-12 op  *
  4 84b88039 2021-07-12 op  * Permission to use, copy, modify, and distribute this software for any
  5 84b88039 2021-07-12 op  * purpose with or without fee is hereby granted, provided that the above
  6 84b88039 2021-07-12 op  * copyright notice and this permission notice appear in all copies.
  7 84b88039 2021-07-12 op  *
  8 84b88039 2021-07-12 op  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9 84b88039 2021-07-12 op  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 10 84b88039 2021-07-12 op  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 11 84b88039 2021-07-12 op  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 12 84b88039 2021-07-12 op  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 13 84b88039 2021-07-12 op  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 14 84b88039 2021-07-12 op  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 15 84b88039 2021-07-12 op  */
 16 84b88039 2021-07-12 op 
 17 4bc446b9 2021-07-21 op #include "compat.h"
 18 4bc446b9 2021-07-21 op 
 19 4bc446b9 2021-07-21 op #include <stdio.h>
 20 84b88039 2021-07-12 op #include <stdlib.h>
 21 84b88039 2021-07-12 op #include <string.h>
 22 84b88039 2021-07-12 op 
 23 450a89f7 2021-07-12 op #include "minibuffer.h"
 24 1fce2e75 2021-08-14 op #include "session.h"
 25 d1a0f2a3 2021-07-12 op #include "ui.h"
 26 5caf7d67 2021-07-12 op #include "utf8.h"
 27 84b88039 2021-07-12 op 
 28 d7ee7b5e 2021-07-15 op static void		*minibuffer_metadata(void);
 29 84b88039 2021-07-12 op static void		 minibuffer_hist_save_entry(void);
 30 84b88039 2021-07-12 op static void		 yornp_self_insert(void);
 31 84b88039 2021-07-12 op static void		 yornp_abort(void);
 32 84b88039 2021-07-12 op static void		 read_self_insert(void);
 33 84b88039 2021-07-12 op static void		 read_abort(void);
 34 84b88039 2021-07-12 op static void		 read_select(void);
 35 4bc446b9 2021-07-21 op static void		 handle_clear_echoarea(int, short, void *);
 36 4bc446b9 2021-07-21 op 
 37 4bc446b9 2021-07-21 op static struct event	clechoev;
 38 4bc446b9 2021-07-21 op static struct timeval	clechoev_timer = { 5, 0 };
 39 84b88039 2021-07-12 op 
 40 84b88039 2021-07-12 op static void (*yornp_cb)(int, struct tab *);
 41 84b88039 2021-07-12 op static struct tab *yornp_data;
 42 84b88039 2021-07-12 op 
 43 d1353324 2021-07-13 op static void (*read_cb)(const char*, struct tab *);
 44 d1353324 2021-07-13 op static struct tab *read_data;
 45 84b88039 2021-07-12 op 
 46 78894e73 2021-08-12 op /* XXX: don't forget to init these in minibuffer_init */
 47 84b88039 2021-07-12 op struct histhead eecmd_history,
 48 84b88039 2021-07-12 op 	ir_history,
 49 84b88039 2021-07-12 op 	lu_history,
 50 84b88039 2021-07-12 op 	read_history;
 51 84b88039 2021-07-12 op 
 52 84b88039 2021-07-12 op struct ministate ministate;
 53 84b88039 2021-07-12 op 
 54 b1e1e41a 2021-07-14 op struct buffer minibufferwin;
 55 54ee0a94 2021-07-21 op 
 56 54ee0a94 2021-07-21 op int in_minibuffer;
 57 b1e1e41a 2021-07-14 op 
 58 b1e1e41a 2021-07-14 op /*
 59 b1e1e41a 2021-07-14 op  * Recompute the visible completions.  If add is 1, don't consider the
 60 b1e1e41a 2021-07-14 op  * ones already hidden.
 61 b1e1e41a 2021-07-14 op  */
 62 b1e1e41a 2021-07-14 op void
 63 b1e1e41a 2021-07-14 op recompute_completions(int add)
 64 b1e1e41a 2021-07-14 op {
 65 b1e1e41a 2021-07-14 op 	struct line	*l;
 66 e7b982f4 2021-07-14 op 	struct vline	*vl;
 67 e7b982f4 2021-07-14 op 	struct buffer	*b;
 68 b1e1e41a 2021-07-14 op 
 69 b1e1e41a 2021-07-14 op 	if (in_minibuffer != MB_COMPREAD)
 70 b1e1e41a 2021-07-14 op 		return;
 71 b1e1e41a 2021-07-14 op 
 72 e7b982f4 2021-07-14 op 	b = &ministate.compl.buffer;
 73 e7b982f4 2021-07-14 op 	TAILQ_FOREACH(l, &b->page.head, lines) {
 74 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
 75 b1e1e41a 2021-07-14 op 		if (add && l->flags & L_HIDDEN)
 76 b1e1e41a 2021-07-14 op 			continue;
 77 b3be07ea 2021-07-18 op 		if (strcasestr(l->line, ministate.buf) != NULL ||
 78 b3be07ea 2021-07-18 op 		    (l->alt != NULL && strcasestr(l->alt, ministate.buf) != NULL)) {
 79 5977965a 2021-07-15 op 			if (l->flags & L_HIDDEN)
 80 5977965a 2021-07-15 op 				b->line_max++;
 81 b1e1e41a 2021-07-14 op 			l->flags &= ~L_HIDDEN;
 82 5977965a 2021-07-15 op 		} else {
 83 5977965a 2021-07-15 op 			if (!(l->flags & L_HIDDEN))
 84 5977965a 2021-07-15 op 				b->line_max--;
 85 b1e1e41a 2021-07-14 op 			l->flags |= L_HIDDEN;
 86 5977965a 2021-07-15 op 		}
 87 b1e1e41a 2021-07-14 op 	}
 88 e7b982f4 2021-07-14 op 
 89 e7b982f4 2021-07-14 op 	if (b->current_line == NULL)
 90 e7b982f4 2021-07-14 op 		b->current_line = TAILQ_FIRST(&b->head);
 91 e7b982f4 2021-07-14 op 	b->current_line = adjust_line(b->current_line, b);
 92 e7b982f4 2021-07-14 op 	vl = b->current_line;
 93 e7b982f4 2021-07-14 op 	if (vl != NULL)
 94 e7b982f4 2021-07-14 op 		vl->parent->type = LINE_COMPL_CURRENT;
 95 b1e1e41a 2021-07-14 op }
 96 b1e1e41a 2021-07-14 op 
 97 d7ee7b5e 2021-07-15 op static void *
 98 d7ee7b5e 2021-07-15 op minibuffer_metadata(void)
 99 d7ee7b5e 2021-07-15 op {
100 d7ee7b5e 2021-07-15 op 	struct vline	*vl;
101 d7ee7b5e 2021-07-15 op 
102 d7ee7b5e 2021-07-15 op 	vl = ministate.compl.buffer.current_line;
103 d7ee7b5e 2021-07-15 op 
104 d7ee7b5e 2021-07-15 op 	if (vl == NULL || vl->parent->flags & L_HIDDEN)
105 d7ee7b5e 2021-07-15 op 		return NULL;
106 d7ee7b5e 2021-07-15 op 
107 fbadd395 2021-07-16 op 	return vl->parent->data;
108 d7ee7b5e 2021-07-15 op }
109 d7ee7b5e 2021-07-15 op 
110 84b88039 2021-07-12 op static void
111 84b88039 2021-07-12 op minibuffer_hist_save_entry(void)
112 84b88039 2021-07-12 op {
113 84b88039 2021-07-12 op 	struct hist	*hist;
114 84b88039 2021-07-12 op 
115 84b88039 2021-07-12 op 	if (ministate.history == NULL)
116 84b88039 2021-07-12 op 		return;
117 84b88039 2021-07-12 op 
118 84b88039 2021-07-12 op 	if ((hist = calloc(1, sizeof(*hist))) == NULL)
119 84b88039 2021-07-12 op 		abort();
120 84b88039 2021-07-12 op 
121 84b88039 2021-07-12 op 	strlcpy(hist->h, ministate.buf, sizeof(hist->h));
122 84b88039 2021-07-12 op 
123 32ac17a4 2021-08-12 op 	TAILQ_INSERT_TAIL(&ministate.history->head, hist, entries);
124 84b88039 2021-07-12 op 	ministate.history->len++;
125 84b88039 2021-07-12 op }
126 84b88039 2021-07-12 op 
127 84b88039 2021-07-12 op /*
128 84b88039 2021-07-12 op  * taint the minibuffer cache: if we're currently showing a history
129 84b88039 2021-07-12 op  * element, copy that to the current buf and reset the "history
130 84b88039 2021-07-12 op  * navigation" thing.
131 84b88039 2021-07-12 op  */
132 84b88039 2021-07-12 op void
133 84b88039 2021-07-12 op minibuffer_taint_hist(void)
134 84b88039 2021-07-12 op {
135 84b88039 2021-07-12 op 	if (ministate.hist_cur == NULL)
136 84b88039 2021-07-12 op 		return;
137 84b88039 2021-07-12 op 
138 84b88039 2021-07-12 op 	strlcpy(ministate.buf, ministate.hist_cur->h, sizeof(ministate.buf));
139 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
140 19f7f20c 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
141 84b88039 2021-07-12 op }
142 84b88039 2021-07-12 op 
143 65601367 2021-07-14 op void
144 84b88039 2021-07-12 op minibuffer_self_insert(void)
145 84b88039 2021-07-12 op {
146 84b88039 2021-07-12 op 	char	*c, tmp[5] = {0};
147 84b88039 2021-07-12 op 	size_t	len;
148 84b88039 2021-07-12 op 
149 84b88039 2021-07-12 op 	minibuffer_taint_hist();
150 84b88039 2021-07-12 op 
151 84b88039 2021-07-12 op 	if (thiskey.cp == 0)
152 84b88039 2021-07-12 op 		return;
153 84b88039 2021-07-12 op 
154 84b88039 2021-07-12 op 	len = utf8_encode(thiskey.cp, tmp);
155 84b88039 2021-07-12 op 	c = utf8_nth(ministate.buffer.current_line->line, ministate.buffer.cpoff);
156 84b88039 2021-07-12 op 	if (c + len > ministate.buf + sizeof(ministate.buf) - 1)
157 84b88039 2021-07-12 op 		return;
158 84b88039 2021-07-12 op 
159 84b88039 2021-07-12 op 	memmove(c + len, c, strlen(c)+1);
160 84b88039 2021-07-12 op 	memcpy(c, tmp, len);
161 84b88039 2021-07-12 op 	ministate.buffer.cpoff++;
162 b1e1e41a 2021-07-14 op 
163 b1e1e41a 2021-07-14 op 	recompute_completions(1);
164 40fbc354 2021-07-14 op }
165 40fbc354 2021-07-14 op 
166 40fbc354 2021-07-14 op void
167 40fbc354 2021-07-14 op sensible_self_insert(void)
168 40fbc354 2021-07-14 op {
169 e8c9de1e 2021-07-20 op 	if (thiskey.meta ||
170 85c820b8 2021-07-24 op 	    (!unicode_isgraph(thiskey.key) && thiskey.key != ' ')) {
171 84b88039 2021-07-12 op 		global_key_unbound();
172 84b88039 2021-07-12 op 		return;
173 84b88039 2021-07-12 op 	}
174 84b88039 2021-07-12 op 
175 84b88039 2021-07-12 op 	minibuffer_self_insert();
176 84b88039 2021-07-12 op }
177 84b88039 2021-07-12 op 
178 84b88039 2021-07-12 op void
179 84b88039 2021-07-12 op eecmd_select(void)
180 84b88039 2021-07-12 op {
181 84b88039 2021-07-12 op 	struct cmd *cmd;
182 84b88039 2021-07-12 op 
183 84b88039 2021-07-12 op 	for (cmd = cmds; cmd->cmd != NULL; ++cmd) {
184 84b88039 2021-07-12 op 		if (!strcmp(cmd->cmd, ministate.buf)) {
185 84b88039 2021-07-12 op 			exit_minibuffer();
186 84b88039 2021-07-12 op 			minibuffer_hist_save_entry();
187 84b88039 2021-07-12 op 			cmd->fn(current_buffer());
188 84b88039 2021-07-12 op 			return;
189 84b88039 2021-07-12 op 		}
190 84b88039 2021-07-12 op 	}
191 84b88039 2021-07-12 op 
192 84b88039 2021-07-12 op 	message("No match");
193 84b88039 2021-07-12 op }
194 84b88039 2021-07-12 op 
195 84b88039 2021-07-12 op void
196 9a28e7e5 2021-08-03 op ir_select_gemini(void)
197 84b88039 2021-07-12 op {
198 84b88039 2021-07-12 op 	char		 buf[1025] = {0};
199 84b88039 2021-07-12 op 	struct phos_uri	 uri;
200 83dce83d 2021-07-17 op 	struct tab	*tab = current_tab;
201 84b88039 2021-07-12 op 
202 84b88039 2021-07-12 op 	exit_minibuffer();
203 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
204 84b88039 2021-07-12 op 
205 84b88039 2021-07-12 op 	/* a bit ugly but... */
206 84b88039 2021-07-12 op 	memcpy(&uri, &tab->uri, sizeof(tab->uri));
207 84b88039 2021-07-12 op 	phos_uri_set_query(&uri, ministate.buf);
208 84b88039 2021-07-12 op 	phos_serialize_uri(&uri, buf, sizeof(buf));
209 bc55cdb9 2021-08-12 op 	load_url_in_tab(tab, buf, NULL, 0);
210 84b88039 2021-07-12 op }
211 84b88039 2021-07-12 op 
212 84b88039 2021-07-12 op void
213 9a28e7e5 2021-08-03 op ir_select_gopher(void)
214 9a28e7e5 2021-08-03 op {
215 9a28e7e5 2021-08-03 op 	exit_minibuffer();
216 9a28e7e5 2021-08-03 op 	minibuffer_hist_save_entry();
217 9a28e7e5 2021-08-03 op 
218 9a28e7e5 2021-08-03 op 	gopher_send_search_req(current_tab, ministate.buf);
219 9a28e7e5 2021-08-03 op }
220 9a28e7e5 2021-08-03 op 
221 9a28e7e5 2021-08-03 op void
222 84b88039 2021-07-12 op lu_select(void)
223 84b88039 2021-07-12 op {
224 84b88039 2021-07-12 op 	exit_minibuffer();
225 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
226 bc55cdb9 2021-08-12 op 	load_url_in_tab(current_tab, ministate.buf, NULL, 0);
227 84b88039 2021-07-12 op }
228 84b88039 2021-07-12 op 
229 84b88039 2021-07-12 op void
230 84b88039 2021-07-12 op bp_select(void)
231 84b88039 2021-07-12 op {
232 84b88039 2021-07-12 op 	exit_minibuffer();
233 84b88039 2021-07-12 op 	if (*ministate.buf != '\0')
234 84b88039 2021-07-12 op 		add_to_bookmarks(ministate.buf);
235 84b88039 2021-07-12 op 	else
236 84b88039 2021-07-12 op 		message("Abort.");
237 84b88039 2021-07-12 op }
238 84b88039 2021-07-12 op 
239 65601367 2021-07-14 op void
240 65601367 2021-07-14 op ts_select(void)
241 65601367 2021-07-14 op {
242 65601367 2021-07-14 op 	struct tab	*tab;
243 65601367 2021-07-14 op 
244 d7ee7b5e 2021-07-15 op 	if ((tab = minibuffer_metadata()) == NULL) {
245 65601367 2021-07-14 op 		message("No tab selected");
246 65601367 2021-07-14 op 		return;
247 65601367 2021-07-14 op 	}
248 65601367 2021-07-14 op 
249 65601367 2021-07-14 op 	exit_minibuffer();
250 65601367 2021-07-14 op 	switch_to_tab(tab);
251 753c6ac7 2021-07-14 op }
252 753c6ac7 2021-07-14 op 
253 753c6ac7 2021-07-14 op void
254 753c6ac7 2021-07-14 op ls_select(void)
255 753c6ac7 2021-07-14 op {
256 753c6ac7 2021-07-14 op 	struct line	*l;
257 753c6ac7 2021-07-14 op 
258 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
259 753c6ac7 2021-07-14 op 		message("No link selected");
260 753c6ac7 2021-07-14 op 		return;
261 753c6ac7 2021-07-14 op 	}
262 753c6ac7 2021-07-14 op 
263 753c6ac7 2021-07-14 op 	exit_minibuffer();
264 bc55cdb9 2021-08-12 op 	load_url_in_tab(current_tab, l->alt, NULL, 0);
265 753c6ac7 2021-07-14 op }
266 753c6ac7 2021-07-14 op 
267 d7ee7b5e 2021-07-15 op static inline void
268 d7ee7b5e 2021-07-15 op jump_to_line(struct line *l)
269 753c6ac7 2021-07-14 op {
270 753c6ac7 2021-07-14 op 	struct vline	*vl;
271 5924d8d2 2021-07-21 op 	struct buffer	*buffer;
272 753c6ac7 2021-07-14 op 
273 5924d8d2 2021-07-21 op 	buffer = current_buffer();
274 5924d8d2 2021-07-21 op 
275 5924d8d2 2021-07-21 op 	TAILQ_FOREACH(vl, &buffer->head, vlines) {
276 753c6ac7 2021-07-14 op 		if (vl->parent == l)
277 753c6ac7 2021-07-14 op 			break;
278 753c6ac7 2021-07-14 op 	}
279 753c6ac7 2021-07-14 op 
280 753c6ac7 2021-07-14 op 	if (vl == NULL)
281 d7ee7b5e 2021-07-15 op 		message("Ops, %s error!  Please report to %s",
282 d7ee7b5e 2021-07-15 op 		    __func__, PACKAGE_BUGREPORT);
283 0b442ded 2021-07-16 op 	else {
284 5924d8d2 2021-07-21 op 		buffer->top_line = vl;
285 5924d8d2 2021-07-21 op 		buffer->current_line = vl;
286 0b442ded 2021-07-16 op 	}
287 65601367 2021-07-14 op }
288 65601367 2021-07-14 op 
289 d7ee7b5e 2021-07-15 op void
290 d7ee7b5e 2021-07-15 op swiper_select(void)
291 edd9a650 2021-07-15 op {
292 edd9a650 2021-07-15 op 	struct line	*l;
293 edd9a650 2021-07-15 op 
294 edd9a650 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
295 edd9a650 2021-07-15 op 		message("No line selected");
296 edd9a650 2021-07-15 op 		return;
297 edd9a650 2021-07-15 op 	}
298 edd9a650 2021-07-15 op 
299 edd9a650 2021-07-15 op 	exit_minibuffer();
300 edd9a650 2021-07-15 op 	jump_to_line(l);
301 edd9a650 2021-07-15 op }
302 edd9a650 2021-07-15 op 
303 edd9a650 2021-07-15 op void
304 edd9a650 2021-07-15 op toc_select(void)
305 d7ee7b5e 2021-07-15 op {
306 d7ee7b5e 2021-07-15 op 	struct line	*l;
307 d7ee7b5e 2021-07-15 op 
308 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
309 d7ee7b5e 2021-07-15 op 		message("No line selected");
310 d7ee7b5e 2021-07-15 op 		return;
311 d7ee7b5e 2021-07-15 op 	}
312 d7ee7b5e 2021-07-15 op 
313 d7ee7b5e 2021-07-15 op 	exit_minibuffer();
314 d7ee7b5e 2021-07-15 op 	jump_to_line(l);
315 d7ee7b5e 2021-07-15 op }
316 d7ee7b5e 2021-07-15 op 
317 84b88039 2021-07-12 op static void
318 84b88039 2021-07-12 op yornp_self_insert(void)
319 84b88039 2021-07-12 op {
320 84b88039 2021-07-12 op 	if (thiskey.key != 'y' && thiskey.key != 'n') {
321 84b88039 2021-07-12 op 		message("Please answer y or n");
322 84b88039 2021-07-12 op 		return;
323 84b88039 2021-07-12 op 	}
324 84b88039 2021-07-12 op 
325 84b88039 2021-07-12 op 	exit_minibuffer();
326 84b88039 2021-07-12 op 	yornp_cb(thiskey.key == 'y', yornp_data);
327 84b88039 2021-07-12 op }
328 84b88039 2021-07-12 op 
329 84b88039 2021-07-12 op static void
330 84b88039 2021-07-12 op yornp_abort(void)
331 84b88039 2021-07-12 op {
332 84b88039 2021-07-12 op 	exit_minibuffer();
333 84b88039 2021-07-12 op 	yornp_cb(0, yornp_data);
334 84b88039 2021-07-12 op }
335 84b88039 2021-07-12 op 
336 84b88039 2021-07-12 op static void
337 84b88039 2021-07-12 op read_self_insert(void)
338 84b88039 2021-07-12 op {
339 84b88039 2021-07-12 op 	if (thiskey.meta || !unicode_isgraph(thiskey.cp)) {
340 84b88039 2021-07-12 op 		global_key_unbound();
341 84b88039 2021-07-12 op 		return;
342 84b88039 2021-07-12 op 	}
343 84b88039 2021-07-12 op 
344 84b88039 2021-07-12 op 	minibuffer_self_insert();
345 84b88039 2021-07-12 op }
346 84b88039 2021-07-12 op 
347 84b88039 2021-07-12 op static void
348 84b88039 2021-07-12 op read_abort(void)
349 84b88039 2021-07-12 op {
350 84b88039 2021-07-12 op 	exit_minibuffer();
351 84b88039 2021-07-12 op 	read_cb(NULL, read_data);
352 84b88039 2021-07-12 op }
353 84b88039 2021-07-12 op 
354 84b88039 2021-07-12 op static void
355 84b88039 2021-07-12 op read_select(void)
356 84b88039 2021-07-12 op {
357 84b88039 2021-07-12 op         exit_minibuffer();
358 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
359 84b88039 2021-07-12 op 	read_cb(ministate.buf, read_data);
360 b1e1e41a 2021-07-14 op }
361 b1e1e41a 2021-07-14 op 
362 b1e1e41a 2021-07-14 op /*
363 b1e1e41a 2021-07-14 op  * TODO: we should collect this asynchronously...
364 b1e1e41a 2021-07-14 op  */
365 b1e1e41a 2021-07-14 op static inline void
366 b1e1e41a 2021-07-14 op populate_compl_buffer(complfn *fn, void *data)
367 b1e1e41a 2021-07-14 op {
368 b3be07ea 2021-07-18 op 	const char	*s, *descr;
369 b1e1e41a 2021-07-14 op 	struct line	*l;
370 b1e1e41a 2021-07-14 op 	struct buffer	*b;
371 b1e1e41a 2021-07-14 op 	struct parser	*p;
372 0ce8aa3e 2021-07-18 op 	void		*linedata;
373 b1e1e41a 2021-07-14 op 
374 b1e1e41a 2021-07-14 op 	b = &ministate.compl.buffer;
375 b1e1e41a 2021-07-14 op 	p = &b->page;
376 b1e1e41a 2021-07-14 op 
377 0ce8aa3e 2021-07-18 op 	linedata = NULL;
378 0ce8aa3e 2021-07-18 op 	descr = NULL;
379 b3be07ea 2021-07-18 op 	while ((s = fn(&data, &linedata, &descr)) != NULL) {
380 b1e1e41a 2021-07-14 op 		if ((l = calloc(1, sizeof(*l))) == NULL)
381 b1e1e41a 2021-07-14 op 			abort();
382 b1e1e41a 2021-07-14 op 
383 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
384 fbadd395 2021-07-16 op 		l->data = linedata;
385 b3be07ea 2021-07-18 op 		l->alt = (char*)descr;
386 e7b982f4 2021-07-14 op 		if ((l->line = strdup(s)) == NULL)
387 e7b982f4 2021-07-14 op 			abort();
388 b1e1e41a 2021-07-14 op 
389 32ac17a4 2021-08-12 op 		TAILQ_INSERT_TAIL(&p->head, l, lines);
390 65601367 2021-07-14 op 
391 65601367 2021-07-14 op 		linedata = NULL;
392 b3be07ea 2021-07-18 op 		descr = NULL;
393 b1e1e41a 2021-07-14 op 	}
394 e7b982f4 2021-07-14 op 
395 e7b982f4 2021-07-14 op 	if ((l = TAILQ_FIRST(&p->head)) != NULL)
396 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL_CURRENT;
397 84b88039 2021-07-12 op }
398 84b88039 2021-07-12 op 
399 84b88039 2021-07-12 op void
400 84b88039 2021-07-12 op enter_minibuffer(void (*self_insert_fn)(void), void (*donefn)(void),
401 e5a2797f 2021-07-13 op     void (*abortfn)(void), struct histhead *hist,
402 e5a2797f 2021-07-13 op     complfn *complfn, void *compldata)
403 84b88039 2021-07-12 op {
404 b1e1e41a 2021-07-14 op 	in_minibuffer = complfn == NULL ? MB_READ : MB_COMPREAD;
405 b1e1e41a 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
406 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
407 b1e1e41a 2021-07-14 op 
408 b1e1e41a 2021-07-14 op 		ministate.compl.fn = complfn;
409 b1e1e41a 2021-07-14 op 		ministate.compl.data = compldata;
410 b1e1e41a 2021-07-14 op 		populate_compl_buffer(complfn, compldata);
411 b1e1e41a 2021-07-14 op 	}
412 b1e1e41a 2021-07-14 op 
413 84b88039 2021-07-12 op 	base_map = &minibuffer_map;
414 84b88039 2021-07-12 op 	current_map = &minibuffer_map;
415 84b88039 2021-07-12 op 
416 84b88039 2021-07-12 op 	base_map->unhandled_input = self_insert_fn;
417 84b88039 2021-07-12 op 
418 84b88039 2021-07-12 op 	ministate.donefn = donefn;
419 84b88039 2021-07-12 op 	ministate.abortfn = abortfn;
420 84b88039 2021-07-12 op 	memset(ministate.buf, 0, sizeof(ministate.buf));
421 84b88039 2021-07-12 op 	ministate.buffer.current_line = &ministate.vline;
422 84b88039 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
423 84b88039 2021-07-12 op 	ministate.buffer.cpoff = 0;
424 84b88039 2021-07-12 op 	strlcpy(ministate.buf, "", sizeof(ministate.prompt));
425 84b88039 2021-07-12 op 
426 84b88039 2021-07-12 op 	ministate.history = hist;
427 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
428 84b88039 2021-07-12 op 	ministate.hist_off = 0;
429 84b88039 2021-07-12 op }
430 84b88039 2021-07-12 op 
431 84b88039 2021-07-12 op void
432 84b88039 2021-07-12 op exit_minibuffer(void)
433 84b88039 2021-07-12 op {
434 e7b982f4 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
435 e7b982f4 2021-07-14 op 		erase_buffer(&ministate.compl.buffer);
436 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
437 e7b982f4 2021-07-14 op 	}
438 b1e1e41a 2021-07-14 op 
439 84b88039 2021-07-12 op 	in_minibuffer = 0;
440 84b88039 2021-07-12 op 	base_map = &global_map;
441 84b88039 2021-07-12 op 	current_map = &global_map;
442 84b88039 2021-07-12 op }
443 84b88039 2021-07-12 op 
444 84b88039 2021-07-12 op void
445 84b88039 2021-07-12 op yornp(const char *prompt, void (*fn)(int, struct tab*),
446 84b88039 2021-07-12 op     struct tab *data)
447 84b88039 2021-07-12 op {
448 84b88039 2021-07-12 op 	size_t len;
449 84b88039 2021-07-12 op 
450 84b88039 2021-07-12 op 	if (in_minibuffer) {
451 84b88039 2021-07-12 op 		fn(0, data);
452 84b88039 2021-07-12 op 		return;
453 84b88039 2021-07-12 op 	}
454 84b88039 2021-07-12 op 
455 84b88039 2021-07-12 op 	yornp_cb = fn;
456 84b88039 2021-07-12 op 	yornp_data = data;
457 84b88039 2021-07-12 op 	enter_minibuffer(yornp_self_insert, yornp_self_insert,
458 e5a2797f 2021-07-13 op 	    yornp_abort, NULL, NULL, NULL);
459 84b88039 2021-07-12 op 
460 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
461 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
462 84b88039 2021-07-12 op 	strlcat(ministate.prompt, " (y or n) ", len);
463 84b88039 2021-07-12 op }
464 84b88039 2021-07-12 op 
465 4bc446b9 2021-07-21 op void
466 4bc446b9 2021-07-21 op minibuffer_read(const char *prompt, void (*fn)(const char *, struct tab *),
467 b1e1e41a 2021-07-14 op     struct tab *data)
468 84b88039 2021-07-12 op {
469 84b88039 2021-07-12 op 	size_t len;
470 84b88039 2021-07-12 op 
471 84b88039 2021-07-12 op 	if (in_minibuffer)
472 84b88039 2021-07-12 op 		return;
473 84b88039 2021-07-12 op 
474 84b88039 2021-07-12 op 	read_cb = fn;
475 84b88039 2021-07-12 op 	read_data = data;
476 84b88039 2021-07-12 op 	enter_minibuffer(read_self_insert, read_select, read_abort,
477 b1e1e41a 2021-07-14 op 	    &read_history, NULL, NULL);
478 84b88039 2021-07-12 op 
479 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
480 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
481 84b88039 2021-07-12 op 	strlcat(ministate.prompt, ": ", len);
482 4bc446b9 2021-07-21 op }
483 4bc446b9 2021-07-21 op 
484 4bc446b9 2021-07-21 op static void
485 4bc446b9 2021-07-21 op handle_clear_echoarea(int fd, short ev, void *d)
486 4bc446b9 2021-07-21 op {
487 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
488 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
489 4bc446b9 2021-07-21 op 
490 4bc446b9 2021-07-21 op 	ui_after_message_hook();
491 4bc446b9 2021-07-21 op }
492 4bc446b9 2021-07-21 op 
493 4bc446b9 2021-07-21 op void
494 4bc446b9 2021-07-21 op vmessage(const char *fmt, va_list ap)
495 4bc446b9 2021-07-21 op {
496 4bc446b9 2021-07-21 op 	if (evtimer_pending(&clechoev, NULL))
497 4bc446b9 2021-07-21 op 		evtimer_del(&clechoev);
498 4bc446b9 2021-07-21 op 
499 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
500 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
501 4bc446b9 2021-07-21 op 
502 4bc446b9 2021-07-21 op 	if (fmt != NULL) {
503 4bc446b9 2021-07-21 op 		evtimer_set(&clechoev, handle_clear_echoarea, NULL);
504 4bc446b9 2021-07-21 op 		evtimer_add(&clechoev, &clechoev_timer);
505 4bc446b9 2021-07-21 op 
506 4bc446b9 2021-07-21 op 		/* TODO: what to do if the allocation fails here? */
507 4bc446b9 2021-07-21 op 		if (vasprintf(&ministate.curmesg, fmt, ap) == -1)
508 4bc446b9 2021-07-21 op 			ministate.curmesg = NULL;
509 4bc446b9 2021-07-21 op 	}
510 4bc446b9 2021-07-21 op 
511 4bc446b9 2021-07-21 op 	ui_after_message_hook();
512 84b88039 2021-07-12 op }
513 4bc446b9 2021-07-21 op 
514 4bc446b9 2021-07-21 op void
515 4bc446b9 2021-07-21 op message(const char *fmt, ...)
516 4bc446b9 2021-07-21 op {
517 4bc446b9 2021-07-21 op 	va_list ap;
518 4bc446b9 2021-07-21 op 
519 4bc446b9 2021-07-21 op 	va_start(ap, fmt);
520 4bc446b9 2021-07-21 op 	vmessage(fmt, ap);
521 4bc446b9 2021-07-21 op 	va_end(ap);
522 4bc446b9 2021-07-21 op }
523 4bc446b9 2021-07-21 op 
524 4bc446b9 2021-07-21 op void
525 4bc446b9 2021-07-21 op minibuffer_init(void)
526 4bc446b9 2021-07-21 op {
527 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&eecmd_history.head);
528 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&ir_history.head);
529 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&lu_history.head);
530 78894e73 2021-08-12 op 	TAILQ_INIT(&read_history.head);
531 bccb5b0b 2021-07-21 op 
532 78894e73 2021-08-12 op 	TAILQ_INIT(&ministate.compl.buffer.head);
533 78894e73 2021-08-12 op 	TAILQ_INIT(&ministate.compl.buffer.page.head);
534 78894e73 2021-08-12 op 
535 bccb5b0b 2021-07-21 op 	ministate.line.type = LINE_TEXT;
536 bccb5b0b 2021-07-21 op 	ministate.vline.parent = &ministate.line;
537 ab0a4274 2021-07-25 op 	ministate.buffer.page.name = "*minibuffer*";
538 bccb5b0b 2021-07-21 op 	ministate.buffer.current_line = &ministate.vline;
539 bccb5b0b 2021-07-21 op 
540 4bc446b9 2021-07-21 op 	evtimer_set(&clechoev, handle_clear_echoarea, NULL);
541 4bc446b9 2021-07-21 op }