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 d1a0f2a3 2021-07-12 op #include "ui.h"
 25 5caf7d67 2021-07-12 op #include "utf8.h"
 26 84b88039 2021-07-12 op 
 27 d7ee7b5e 2021-07-15 op static void		*minibuffer_metadata(void);
 28 84b88039 2021-07-12 op static void		 minibuffer_hist_save_entry(void);
 29 84b88039 2021-07-12 op static void		 yornp_self_insert(void);
 30 84b88039 2021-07-12 op static void		 yornp_abort(void);
 31 84b88039 2021-07-12 op static void		 read_self_insert(void);
 32 84b88039 2021-07-12 op static void		 read_abort(void);
 33 84b88039 2021-07-12 op static void		 read_select(void);
 34 4bc446b9 2021-07-21 op static void		 handle_clear_echoarea(int, short, void *);
 35 4bc446b9 2021-07-21 op 
 36 4bc446b9 2021-07-21 op static struct event	clechoev;
 37 4bc446b9 2021-07-21 op static struct timeval	clechoev_timer = { 5, 0 };
 38 84b88039 2021-07-12 op 
 39 84b88039 2021-07-12 op static void (*yornp_cb)(int, struct tab *);
 40 84b88039 2021-07-12 op static struct tab *yornp_data;
 41 84b88039 2021-07-12 op 
 42 d1353324 2021-07-13 op static void (*read_cb)(const char*, struct tab *);
 43 d1353324 2021-07-13 op static struct tab *read_data;
 44 84b88039 2021-07-12 op 
 45 84b88039 2021-07-12 op struct histhead eecmd_history,
 46 84b88039 2021-07-12 op 	ir_history,
 47 84b88039 2021-07-12 op 	lu_history,
 48 84b88039 2021-07-12 op 	read_history;
 49 84b88039 2021-07-12 op 
 50 84b88039 2021-07-12 op struct ministate ministate;
 51 84b88039 2021-07-12 op 
 52 b1e1e41a 2021-07-14 op struct buffer minibufferwin;
 53 54ee0a94 2021-07-21 op 
 54 54ee0a94 2021-07-21 op int in_minibuffer;
 55 b1e1e41a 2021-07-14 op 
 56 b1e1e41a 2021-07-14 op /*
 57 b1e1e41a 2021-07-14 op  * Recompute the visible completions.  If add is 1, don't consider the
 58 b1e1e41a 2021-07-14 op  * ones already hidden.
 59 b1e1e41a 2021-07-14 op  */
 60 b1e1e41a 2021-07-14 op void
 61 b1e1e41a 2021-07-14 op recompute_completions(int add)
 62 b1e1e41a 2021-07-14 op {
 63 b1e1e41a 2021-07-14 op 	struct line	*l;
 64 e7b982f4 2021-07-14 op 	struct vline	*vl;
 65 e7b982f4 2021-07-14 op 	struct buffer	*b;
 66 b1e1e41a 2021-07-14 op 
 67 b1e1e41a 2021-07-14 op 	if (in_minibuffer != MB_COMPREAD)
 68 b1e1e41a 2021-07-14 op 		return;
 69 b1e1e41a 2021-07-14 op 
 70 e7b982f4 2021-07-14 op 	b = &ministate.compl.buffer;
 71 e7b982f4 2021-07-14 op 	TAILQ_FOREACH(l, &b->page.head, lines) {
 72 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
 73 b1e1e41a 2021-07-14 op 		if (add && l->flags & L_HIDDEN)
 74 b1e1e41a 2021-07-14 op 			continue;
 75 b3be07ea 2021-07-18 op 		if (strcasestr(l->line, ministate.buf) != NULL ||
 76 b3be07ea 2021-07-18 op 		    (l->alt != NULL && strcasestr(l->alt, ministate.buf) != NULL)) {
 77 5977965a 2021-07-15 op 			if (l->flags & L_HIDDEN)
 78 5977965a 2021-07-15 op 				b->line_max++;
 79 b1e1e41a 2021-07-14 op 			l->flags &= ~L_HIDDEN;
 80 5977965a 2021-07-15 op 		} else {
 81 5977965a 2021-07-15 op 			if (!(l->flags & L_HIDDEN))
 82 5977965a 2021-07-15 op 				b->line_max--;
 83 b1e1e41a 2021-07-14 op 			l->flags |= L_HIDDEN;
 84 5977965a 2021-07-15 op 		}
 85 b1e1e41a 2021-07-14 op 	}
 86 e7b982f4 2021-07-14 op 
 87 e7b982f4 2021-07-14 op 	if (b->current_line == NULL)
 88 e7b982f4 2021-07-14 op 		b->current_line = TAILQ_FIRST(&b->head);
 89 e7b982f4 2021-07-14 op 	b->current_line = adjust_line(b->current_line, b);
 90 e7b982f4 2021-07-14 op 	vl = b->current_line;
 91 e7b982f4 2021-07-14 op 	if (vl != NULL)
 92 e7b982f4 2021-07-14 op 		vl->parent->type = LINE_COMPL_CURRENT;
 93 b1e1e41a 2021-07-14 op }
 94 b1e1e41a 2021-07-14 op 
 95 d7ee7b5e 2021-07-15 op static void *
 96 d7ee7b5e 2021-07-15 op minibuffer_metadata(void)
 97 d7ee7b5e 2021-07-15 op {
 98 d7ee7b5e 2021-07-15 op 	struct vline	*vl;
 99 d7ee7b5e 2021-07-15 op 
100 d7ee7b5e 2021-07-15 op 	vl = ministate.compl.buffer.current_line;
101 d7ee7b5e 2021-07-15 op 
102 d7ee7b5e 2021-07-15 op 	if (vl == NULL || vl->parent->flags & L_HIDDEN)
103 d7ee7b5e 2021-07-15 op 		return NULL;
104 d7ee7b5e 2021-07-15 op 
105 fbadd395 2021-07-16 op 	return vl->parent->data;
106 d7ee7b5e 2021-07-15 op }
107 d7ee7b5e 2021-07-15 op 
108 84b88039 2021-07-12 op static void
109 84b88039 2021-07-12 op minibuffer_hist_save_entry(void)
110 84b88039 2021-07-12 op {
111 84b88039 2021-07-12 op 	struct hist	*hist;
112 84b88039 2021-07-12 op 
113 84b88039 2021-07-12 op 	if (ministate.history == NULL)
114 84b88039 2021-07-12 op 		return;
115 84b88039 2021-07-12 op 
116 84b88039 2021-07-12 op 	if ((hist = calloc(1, sizeof(*hist))) == NULL)
117 84b88039 2021-07-12 op 		abort();
118 84b88039 2021-07-12 op 
119 84b88039 2021-07-12 op 	strlcpy(hist->h, ministate.buf, sizeof(hist->h));
120 84b88039 2021-07-12 op 
121 84b88039 2021-07-12 op 	if (TAILQ_EMPTY(&ministate.history->head))
122 84b88039 2021-07-12 op 		TAILQ_INSERT_HEAD(&ministate.history->head, hist, entries);
123 84b88039 2021-07-12 op 	else
124 84b88039 2021-07-12 op 		TAILQ_INSERT_TAIL(&ministate.history->head, hist, entries);
125 84b88039 2021-07-12 op 	ministate.history->len++;
126 84b88039 2021-07-12 op }
127 84b88039 2021-07-12 op 
128 84b88039 2021-07-12 op /*
129 84b88039 2021-07-12 op  * taint the minibuffer cache: if we're currently showing a history
130 84b88039 2021-07-12 op  * element, copy that to the current buf and reset the "history
131 84b88039 2021-07-12 op  * navigation" thing.
132 84b88039 2021-07-12 op  */
133 84b88039 2021-07-12 op void
134 84b88039 2021-07-12 op minibuffer_taint_hist(void)
135 84b88039 2021-07-12 op {
136 84b88039 2021-07-12 op 	if (ministate.hist_cur == NULL)
137 84b88039 2021-07-12 op 		return;
138 84b88039 2021-07-12 op 
139 84b88039 2021-07-12 op 	strlcpy(ministate.buf, ministate.hist_cur->h, sizeof(ministate.buf));
140 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
141 19f7f20c 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
142 84b88039 2021-07-12 op }
143 84b88039 2021-07-12 op 
144 65601367 2021-07-14 op void
145 84b88039 2021-07-12 op minibuffer_self_insert(void)
146 84b88039 2021-07-12 op {
147 84b88039 2021-07-12 op 	char	*c, tmp[5] = {0};
148 84b88039 2021-07-12 op 	size_t	len;
149 84b88039 2021-07-12 op 
150 84b88039 2021-07-12 op 	minibuffer_taint_hist();
151 84b88039 2021-07-12 op 
152 84b88039 2021-07-12 op 	if (thiskey.cp == 0)
153 84b88039 2021-07-12 op 		return;
154 84b88039 2021-07-12 op 
155 84b88039 2021-07-12 op 	len = utf8_encode(thiskey.cp, tmp);
156 84b88039 2021-07-12 op 	c = utf8_nth(ministate.buffer.current_line->line, ministate.buffer.cpoff);
157 84b88039 2021-07-12 op 	if (c + len > ministate.buf + sizeof(ministate.buf) - 1)
158 84b88039 2021-07-12 op 		return;
159 84b88039 2021-07-12 op 
160 84b88039 2021-07-12 op 	memmove(c + len, c, strlen(c)+1);
161 84b88039 2021-07-12 op 	memcpy(c, tmp, len);
162 84b88039 2021-07-12 op 	ministate.buffer.cpoff++;
163 b1e1e41a 2021-07-14 op 
164 b1e1e41a 2021-07-14 op 	recompute_completions(1);
165 40fbc354 2021-07-14 op }
166 40fbc354 2021-07-14 op 
167 40fbc354 2021-07-14 op void
168 40fbc354 2021-07-14 op sensible_self_insert(void)
169 40fbc354 2021-07-14 op {
170 e8c9de1e 2021-07-20 op 	if (thiskey.meta ||
171 85c820b8 2021-07-24 op 	    (!unicode_isgraph(thiskey.key) && thiskey.key != ' ')) {
172 84b88039 2021-07-12 op 		global_key_unbound();
173 84b88039 2021-07-12 op 		return;
174 84b88039 2021-07-12 op 	}
175 84b88039 2021-07-12 op 
176 84b88039 2021-07-12 op 	minibuffer_self_insert();
177 84b88039 2021-07-12 op }
178 84b88039 2021-07-12 op 
179 84b88039 2021-07-12 op void
180 84b88039 2021-07-12 op eecmd_select(void)
181 84b88039 2021-07-12 op {
182 84b88039 2021-07-12 op 	struct cmd *cmd;
183 84b88039 2021-07-12 op 
184 84b88039 2021-07-12 op 	for (cmd = cmds; cmd->cmd != NULL; ++cmd) {
185 84b88039 2021-07-12 op 		if (!strcmp(cmd->cmd, ministate.buf)) {
186 84b88039 2021-07-12 op 			exit_minibuffer();
187 84b88039 2021-07-12 op 			minibuffer_hist_save_entry();
188 84b88039 2021-07-12 op 			cmd->fn(current_buffer());
189 84b88039 2021-07-12 op 			return;
190 84b88039 2021-07-12 op 		}
191 84b88039 2021-07-12 op 	}
192 84b88039 2021-07-12 op 
193 84b88039 2021-07-12 op 	message("No match");
194 84b88039 2021-07-12 op }
195 84b88039 2021-07-12 op 
196 84b88039 2021-07-12 op void
197 84b88039 2021-07-12 op ir_select(void)
198 84b88039 2021-07-12 op {
199 84b88039 2021-07-12 op 	char		 buf[1025] = {0};
200 84b88039 2021-07-12 op 	struct phos_uri	 uri;
201 83dce83d 2021-07-17 op 	struct tab	*tab = current_tab;
202 84b88039 2021-07-12 op 
203 84b88039 2021-07-12 op 	exit_minibuffer();
204 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
205 84b88039 2021-07-12 op 
206 84b88039 2021-07-12 op 	/* a bit ugly but... */
207 84b88039 2021-07-12 op 	memcpy(&uri, &tab->uri, sizeof(tab->uri));
208 84b88039 2021-07-12 op 	phos_uri_set_query(&uri, ministate.buf);
209 84b88039 2021-07-12 op 	phos_serialize_uri(&uri, buf, sizeof(buf));
210 bd3a3a95 2021-07-20 op 	load_url_in_tab(tab, buf, NULL);
211 84b88039 2021-07-12 op }
212 84b88039 2021-07-12 op 
213 84b88039 2021-07-12 op void
214 84b88039 2021-07-12 op lu_select(void)
215 84b88039 2021-07-12 op {
216 84b88039 2021-07-12 op 	exit_minibuffer();
217 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
218 bd3a3a95 2021-07-20 op 	load_url_in_tab(current_tab, ministate.buf, NULL);
219 84b88039 2021-07-12 op }
220 84b88039 2021-07-12 op 
221 84b88039 2021-07-12 op void
222 84b88039 2021-07-12 op bp_select(void)
223 84b88039 2021-07-12 op {
224 84b88039 2021-07-12 op 	exit_minibuffer();
225 84b88039 2021-07-12 op 	if (*ministate.buf != '\0')
226 84b88039 2021-07-12 op 		add_to_bookmarks(ministate.buf);
227 84b88039 2021-07-12 op 	else
228 84b88039 2021-07-12 op 		message("Abort.");
229 84b88039 2021-07-12 op }
230 84b88039 2021-07-12 op 
231 65601367 2021-07-14 op void
232 65601367 2021-07-14 op ts_select(void)
233 65601367 2021-07-14 op {
234 65601367 2021-07-14 op 	struct tab	*tab;
235 65601367 2021-07-14 op 
236 d7ee7b5e 2021-07-15 op 	if ((tab = minibuffer_metadata()) == NULL) {
237 65601367 2021-07-14 op 		message("No tab selected");
238 65601367 2021-07-14 op 		return;
239 65601367 2021-07-14 op 	}
240 65601367 2021-07-14 op 
241 65601367 2021-07-14 op 	exit_minibuffer();
242 65601367 2021-07-14 op 	switch_to_tab(tab);
243 753c6ac7 2021-07-14 op }
244 753c6ac7 2021-07-14 op 
245 753c6ac7 2021-07-14 op void
246 753c6ac7 2021-07-14 op ls_select(void)
247 753c6ac7 2021-07-14 op {
248 753c6ac7 2021-07-14 op 	struct line	*l;
249 753c6ac7 2021-07-14 op 
250 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
251 753c6ac7 2021-07-14 op 		message("No link selected");
252 753c6ac7 2021-07-14 op 		return;
253 753c6ac7 2021-07-14 op 	}
254 753c6ac7 2021-07-14 op 
255 753c6ac7 2021-07-14 op 	exit_minibuffer();
256 bd3a3a95 2021-07-20 op 	load_url_in_tab(current_tab, l->alt, NULL);
257 753c6ac7 2021-07-14 op }
258 753c6ac7 2021-07-14 op 
259 d7ee7b5e 2021-07-15 op static inline void
260 d7ee7b5e 2021-07-15 op jump_to_line(struct line *l)
261 753c6ac7 2021-07-14 op {
262 753c6ac7 2021-07-14 op 	struct vline	*vl;
263 5924d8d2 2021-07-21 op 	struct buffer	*buffer;
264 753c6ac7 2021-07-14 op 
265 5924d8d2 2021-07-21 op 	buffer = current_buffer();
266 5924d8d2 2021-07-21 op 
267 5924d8d2 2021-07-21 op 	TAILQ_FOREACH(vl, &buffer->head, vlines) {
268 753c6ac7 2021-07-14 op 		if (vl->parent == l)
269 753c6ac7 2021-07-14 op 			break;
270 753c6ac7 2021-07-14 op 	}
271 753c6ac7 2021-07-14 op 
272 753c6ac7 2021-07-14 op 	if (vl == NULL)
273 d7ee7b5e 2021-07-15 op 		message("Ops, %s error!  Please report to %s",
274 d7ee7b5e 2021-07-15 op 		    __func__, PACKAGE_BUGREPORT);
275 0b442ded 2021-07-16 op 	else {
276 5924d8d2 2021-07-21 op 		buffer->top_line = vl;
277 5924d8d2 2021-07-21 op 		buffer->current_line = vl;
278 0b442ded 2021-07-16 op 	}
279 65601367 2021-07-14 op }
280 65601367 2021-07-14 op 
281 d7ee7b5e 2021-07-15 op void
282 d7ee7b5e 2021-07-15 op swiper_select(void)
283 edd9a650 2021-07-15 op {
284 edd9a650 2021-07-15 op 	struct line	*l;
285 edd9a650 2021-07-15 op 
286 edd9a650 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
287 edd9a650 2021-07-15 op 		message("No line selected");
288 edd9a650 2021-07-15 op 		return;
289 edd9a650 2021-07-15 op 	}
290 edd9a650 2021-07-15 op 
291 edd9a650 2021-07-15 op 	exit_minibuffer();
292 edd9a650 2021-07-15 op 	jump_to_line(l);
293 edd9a650 2021-07-15 op }
294 edd9a650 2021-07-15 op 
295 edd9a650 2021-07-15 op void
296 edd9a650 2021-07-15 op toc_select(void)
297 d7ee7b5e 2021-07-15 op {
298 d7ee7b5e 2021-07-15 op 	struct line	*l;
299 d7ee7b5e 2021-07-15 op 
300 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
301 d7ee7b5e 2021-07-15 op 		message("No line selected");
302 d7ee7b5e 2021-07-15 op 		return;
303 d7ee7b5e 2021-07-15 op 	}
304 d7ee7b5e 2021-07-15 op 
305 d7ee7b5e 2021-07-15 op 	exit_minibuffer();
306 d7ee7b5e 2021-07-15 op 	jump_to_line(l);
307 d7ee7b5e 2021-07-15 op }
308 d7ee7b5e 2021-07-15 op 
309 84b88039 2021-07-12 op static void
310 84b88039 2021-07-12 op yornp_self_insert(void)
311 84b88039 2021-07-12 op {
312 84b88039 2021-07-12 op 	if (thiskey.key != 'y' && thiskey.key != 'n') {
313 84b88039 2021-07-12 op 		message("Please answer y or n");
314 84b88039 2021-07-12 op 		return;
315 84b88039 2021-07-12 op 	}
316 84b88039 2021-07-12 op 
317 84b88039 2021-07-12 op 	exit_minibuffer();
318 84b88039 2021-07-12 op 	yornp_cb(thiskey.key == 'y', yornp_data);
319 84b88039 2021-07-12 op }
320 84b88039 2021-07-12 op 
321 84b88039 2021-07-12 op static void
322 84b88039 2021-07-12 op yornp_abort(void)
323 84b88039 2021-07-12 op {
324 84b88039 2021-07-12 op 	exit_minibuffer();
325 84b88039 2021-07-12 op 	yornp_cb(0, yornp_data);
326 84b88039 2021-07-12 op }
327 84b88039 2021-07-12 op 
328 84b88039 2021-07-12 op static void
329 84b88039 2021-07-12 op read_self_insert(void)
330 84b88039 2021-07-12 op {
331 84b88039 2021-07-12 op 	if (thiskey.meta || !unicode_isgraph(thiskey.cp)) {
332 84b88039 2021-07-12 op 		global_key_unbound();
333 84b88039 2021-07-12 op 		return;
334 84b88039 2021-07-12 op 	}
335 84b88039 2021-07-12 op 
336 84b88039 2021-07-12 op 	minibuffer_self_insert();
337 84b88039 2021-07-12 op }
338 84b88039 2021-07-12 op 
339 84b88039 2021-07-12 op static void
340 84b88039 2021-07-12 op read_abort(void)
341 84b88039 2021-07-12 op {
342 84b88039 2021-07-12 op 	exit_minibuffer();
343 84b88039 2021-07-12 op 	read_cb(NULL, read_data);
344 84b88039 2021-07-12 op }
345 84b88039 2021-07-12 op 
346 84b88039 2021-07-12 op static void
347 84b88039 2021-07-12 op read_select(void)
348 84b88039 2021-07-12 op {
349 84b88039 2021-07-12 op         exit_minibuffer();
350 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
351 84b88039 2021-07-12 op 	read_cb(ministate.buf, read_data);
352 b1e1e41a 2021-07-14 op }
353 b1e1e41a 2021-07-14 op 
354 b1e1e41a 2021-07-14 op /*
355 b1e1e41a 2021-07-14 op  * TODO: we should collect this asynchronously...
356 b1e1e41a 2021-07-14 op  */
357 b1e1e41a 2021-07-14 op static inline void
358 b1e1e41a 2021-07-14 op populate_compl_buffer(complfn *fn, void *data)
359 b1e1e41a 2021-07-14 op {
360 b3be07ea 2021-07-18 op 	const char	*s, *descr;
361 b1e1e41a 2021-07-14 op 	struct line	*l;
362 b1e1e41a 2021-07-14 op 	struct buffer	*b;
363 b1e1e41a 2021-07-14 op 	struct parser	*p;
364 0ce8aa3e 2021-07-18 op 	void		*linedata;
365 b1e1e41a 2021-07-14 op 
366 b1e1e41a 2021-07-14 op 	b = &ministate.compl.buffer;
367 b1e1e41a 2021-07-14 op 	p = &b->page;
368 b1e1e41a 2021-07-14 op 
369 0ce8aa3e 2021-07-18 op 	linedata = NULL;
370 0ce8aa3e 2021-07-18 op 	descr = NULL;
371 b3be07ea 2021-07-18 op 	while ((s = fn(&data, &linedata, &descr)) != NULL) {
372 b1e1e41a 2021-07-14 op 		if ((l = calloc(1, sizeof(*l))) == NULL)
373 b1e1e41a 2021-07-14 op 			abort();
374 b1e1e41a 2021-07-14 op 
375 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
376 fbadd395 2021-07-16 op 		l->data = linedata;
377 b3be07ea 2021-07-18 op 		l->alt = (char*)descr;
378 e7b982f4 2021-07-14 op 		if ((l->line = strdup(s)) == NULL)
379 e7b982f4 2021-07-14 op 			abort();
380 b1e1e41a 2021-07-14 op 
381 b1e1e41a 2021-07-14 op 		if (TAILQ_EMPTY(&p->head))
382 b1e1e41a 2021-07-14 op 			TAILQ_INSERT_HEAD(&p->head, l, lines);
383 b1e1e41a 2021-07-14 op 		else
384 b1e1e41a 2021-07-14 op 			TAILQ_INSERT_TAIL(&p->head, l, lines);
385 65601367 2021-07-14 op 
386 65601367 2021-07-14 op 		linedata = NULL;
387 b3be07ea 2021-07-18 op 		descr = NULL;
388 b1e1e41a 2021-07-14 op 	}
389 e7b982f4 2021-07-14 op 
390 e7b982f4 2021-07-14 op 	if ((l = TAILQ_FIRST(&p->head)) != NULL)
391 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL_CURRENT;
392 84b88039 2021-07-12 op }
393 84b88039 2021-07-12 op 
394 84b88039 2021-07-12 op void
395 84b88039 2021-07-12 op enter_minibuffer(void (*self_insert_fn)(void), void (*donefn)(void),
396 e5a2797f 2021-07-13 op     void (*abortfn)(void), struct histhead *hist,
397 e5a2797f 2021-07-13 op     complfn *complfn, void *compldata)
398 84b88039 2021-07-12 op {
399 b1e1e41a 2021-07-14 op 	in_minibuffer = complfn == NULL ? MB_READ : MB_COMPREAD;
400 b1e1e41a 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
401 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
402 b1e1e41a 2021-07-14 op 
403 b1e1e41a 2021-07-14 op 		ministate.compl.fn = complfn;
404 b1e1e41a 2021-07-14 op 		ministate.compl.data = compldata;
405 b1e1e41a 2021-07-14 op 		populate_compl_buffer(complfn, compldata);
406 b1e1e41a 2021-07-14 op 	}
407 b1e1e41a 2021-07-14 op 
408 84b88039 2021-07-12 op 	base_map = &minibuffer_map;
409 84b88039 2021-07-12 op 	current_map = &minibuffer_map;
410 84b88039 2021-07-12 op 
411 84b88039 2021-07-12 op 	base_map->unhandled_input = self_insert_fn;
412 84b88039 2021-07-12 op 
413 84b88039 2021-07-12 op 	ministate.donefn = donefn;
414 84b88039 2021-07-12 op 	ministate.abortfn = abortfn;
415 84b88039 2021-07-12 op 	memset(ministate.buf, 0, sizeof(ministate.buf));
416 84b88039 2021-07-12 op 	ministate.buffer.current_line = &ministate.vline;
417 84b88039 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
418 84b88039 2021-07-12 op 	ministate.buffer.cpoff = 0;
419 84b88039 2021-07-12 op 	strlcpy(ministate.buf, "", sizeof(ministate.prompt));
420 84b88039 2021-07-12 op 
421 84b88039 2021-07-12 op 	ministate.history = hist;
422 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
423 84b88039 2021-07-12 op 	ministate.hist_off = 0;
424 84b88039 2021-07-12 op }
425 84b88039 2021-07-12 op 
426 84b88039 2021-07-12 op void
427 84b88039 2021-07-12 op exit_minibuffer(void)
428 84b88039 2021-07-12 op {
429 e7b982f4 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
430 e7b982f4 2021-07-14 op 		erase_buffer(&ministate.compl.buffer);
431 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
432 e7b982f4 2021-07-14 op 	}
433 b1e1e41a 2021-07-14 op 
434 84b88039 2021-07-12 op 	in_minibuffer = 0;
435 84b88039 2021-07-12 op 	base_map = &global_map;
436 84b88039 2021-07-12 op 	current_map = &global_map;
437 84b88039 2021-07-12 op }
438 84b88039 2021-07-12 op 
439 84b88039 2021-07-12 op void
440 84b88039 2021-07-12 op yornp(const char *prompt, void (*fn)(int, struct tab*),
441 84b88039 2021-07-12 op     struct tab *data)
442 84b88039 2021-07-12 op {
443 84b88039 2021-07-12 op 	size_t len;
444 84b88039 2021-07-12 op 
445 84b88039 2021-07-12 op 	if (in_minibuffer) {
446 84b88039 2021-07-12 op 		fn(0, data);
447 84b88039 2021-07-12 op 		return;
448 84b88039 2021-07-12 op 	}
449 84b88039 2021-07-12 op 
450 84b88039 2021-07-12 op 	yornp_cb = fn;
451 84b88039 2021-07-12 op 	yornp_data = data;
452 84b88039 2021-07-12 op 	enter_minibuffer(yornp_self_insert, yornp_self_insert,
453 e5a2797f 2021-07-13 op 	    yornp_abort, NULL, NULL, NULL);
454 84b88039 2021-07-12 op 
455 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
456 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
457 84b88039 2021-07-12 op 	strlcat(ministate.prompt, " (y or n) ", len);
458 84b88039 2021-07-12 op }
459 84b88039 2021-07-12 op 
460 4bc446b9 2021-07-21 op void
461 4bc446b9 2021-07-21 op minibuffer_read(const char *prompt, void (*fn)(const char *, struct tab *),
462 b1e1e41a 2021-07-14 op     struct tab *data)
463 84b88039 2021-07-12 op {
464 84b88039 2021-07-12 op 	size_t len;
465 84b88039 2021-07-12 op 
466 84b88039 2021-07-12 op 	if (in_minibuffer)
467 84b88039 2021-07-12 op 		return;
468 84b88039 2021-07-12 op 
469 84b88039 2021-07-12 op 	read_cb = fn;
470 84b88039 2021-07-12 op 	read_data = data;
471 84b88039 2021-07-12 op 	enter_minibuffer(read_self_insert, read_select, read_abort,
472 b1e1e41a 2021-07-14 op 	    &read_history, NULL, NULL);
473 84b88039 2021-07-12 op 
474 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
475 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
476 84b88039 2021-07-12 op 	strlcat(ministate.prompt, ": ", len);
477 4bc446b9 2021-07-21 op }
478 4bc446b9 2021-07-21 op 
479 4bc446b9 2021-07-21 op static void
480 4bc446b9 2021-07-21 op handle_clear_echoarea(int fd, short ev, void *d)
481 4bc446b9 2021-07-21 op {
482 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
483 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
484 4bc446b9 2021-07-21 op 
485 4bc446b9 2021-07-21 op 	ui_after_message_hook();
486 4bc446b9 2021-07-21 op }
487 4bc446b9 2021-07-21 op 
488 4bc446b9 2021-07-21 op void
489 4bc446b9 2021-07-21 op vmessage(const char *fmt, va_list ap)
490 4bc446b9 2021-07-21 op {
491 4bc446b9 2021-07-21 op 	if (evtimer_pending(&clechoev, NULL))
492 4bc446b9 2021-07-21 op 		evtimer_del(&clechoev);
493 4bc446b9 2021-07-21 op 
494 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
495 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
496 4bc446b9 2021-07-21 op 
497 4bc446b9 2021-07-21 op 	if (fmt != NULL) {
498 4bc446b9 2021-07-21 op 		evtimer_set(&clechoev, handle_clear_echoarea, NULL);
499 4bc446b9 2021-07-21 op 		evtimer_add(&clechoev, &clechoev_timer);
500 4bc446b9 2021-07-21 op 
501 4bc446b9 2021-07-21 op 		/* TODO: what to do if the allocation fails here? */
502 4bc446b9 2021-07-21 op 		if (vasprintf(&ministate.curmesg, fmt, ap) == -1)
503 4bc446b9 2021-07-21 op 			ministate.curmesg = NULL;
504 4bc446b9 2021-07-21 op 	}
505 4bc446b9 2021-07-21 op 
506 4bc446b9 2021-07-21 op 	ui_after_message_hook();
507 84b88039 2021-07-12 op }
508 4bc446b9 2021-07-21 op 
509 4bc446b9 2021-07-21 op void
510 4bc446b9 2021-07-21 op message(const char *fmt, ...)
511 4bc446b9 2021-07-21 op {
512 4bc446b9 2021-07-21 op 	va_list ap;
513 4bc446b9 2021-07-21 op 
514 4bc446b9 2021-07-21 op 	va_start(ap, fmt);
515 4bc446b9 2021-07-21 op 	vmessage(fmt, ap);
516 4bc446b9 2021-07-21 op 	va_end(ap);
517 4bc446b9 2021-07-21 op }
518 4bc446b9 2021-07-21 op 
519 4bc446b9 2021-07-21 op void
520 4bc446b9 2021-07-21 op minibuffer_init(void)
521 4bc446b9 2021-07-21 op {
522 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&eecmd_history.head);
523 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&ir_history.head);
524 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&lu_history.head);
525 bccb5b0b 2021-07-21 op 
526 bccb5b0b 2021-07-21 op 	ministate.line.type = LINE_TEXT;
527 bccb5b0b 2021-07-21 op 	ministate.vline.parent = &ministate.line;
528 bccb5b0b 2021-07-21 op 	ministate.buffer.current_line = &ministate.vline;
529 bccb5b0b 2021-07-21 op 
530 4bc446b9 2021-07-21 op 	evtimer_set(&clechoev, handle_clear_echoarea, NULL);
531 4bc446b9 2021-07-21 op }