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 84b88039 2021-07-12 op #include <stdlib.h>
 18 84b88039 2021-07-12 op #include <string.h>
 19 84b88039 2021-07-12 op 
 20 450a89f7 2021-07-12 op #include "minibuffer.h"
 21 d1a0f2a3 2021-07-12 op #include "ui.h"
 22 5caf7d67 2021-07-12 op #include "utf8.h"
 23 84b88039 2021-07-12 op 
 24 84b88039 2021-07-12 op static void		 minibuffer_hist_save_entry(void);
 25 84b88039 2021-07-12 op static void		 minibuffer_self_insert(void);
 26 84b88039 2021-07-12 op static void		 yornp_self_insert(void);
 27 84b88039 2021-07-12 op static void		 yornp_abort(void);
 28 84b88039 2021-07-12 op static void		 read_self_insert(void);
 29 84b88039 2021-07-12 op static void		 read_abort(void);
 30 84b88039 2021-07-12 op static void		 read_select(void);
 31 84b88039 2021-07-12 op 
 32 84b88039 2021-07-12 op static void (*yornp_cb)(int, struct tab *);
 33 84b88039 2021-07-12 op static struct tab *yornp_data;
 34 84b88039 2021-07-12 op 
 35 d1353324 2021-07-13 op static void (*read_cb)(const char*, struct tab *);
 36 d1353324 2021-07-13 op static struct tab *read_data;
 37 84b88039 2021-07-12 op 
 38 84b88039 2021-07-12 op struct histhead eecmd_history,
 39 84b88039 2021-07-12 op 	ir_history,
 40 84b88039 2021-07-12 op 	lu_history,
 41 84b88039 2021-07-12 op 	read_history;
 42 84b88039 2021-07-12 op 
 43 84b88039 2021-07-12 op struct ministate ministate;
 44 84b88039 2021-07-12 op 
 45 b1e1e41a 2021-07-14 op struct buffer minibufferwin;
 46 b1e1e41a 2021-07-14 op 
 47 b1e1e41a 2021-07-14 op /*
 48 b1e1e41a 2021-07-14 op  * Recompute the visible completions.  If add is 1, don't consider the
 49 b1e1e41a 2021-07-14 op  * ones already hidden.
 50 b1e1e41a 2021-07-14 op  */
 51 b1e1e41a 2021-07-14 op void
 52 b1e1e41a 2021-07-14 op recompute_completions(int add)
 53 b1e1e41a 2021-07-14 op {
 54 b1e1e41a 2021-07-14 op 	struct line	*l;
 55 e7b982f4 2021-07-14 op 	struct vline	*vl;
 56 e7b982f4 2021-07-14 op 	struct buffer	*b;
 57 b1e1e41a 2021-07-14 op 
 58 b1e1e41a 2021-07-14 op 	if (in_minibuffer != MB_COMPREAD)
 59 b1e1e41a 2021-07-14 op 		return;
 60 b1e1e41a 2021-07-14 op 
 61 e7b982f4 2021-07-14 op 	b = &ministate.compl.buffer;
 62 e7b982f4 2021-07-14 op 	TAILQ_FOREACH(l, &b->page.head, lines) {
 63 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
 64 b1e1e41a 2021-07-14 op 		if (add && l->flags & L_HIDDEN)
 65 b1e1e41a 2021-07-14 op 			continue;
 66 b1e1e41a 2021-07-14 op 		if (strstr(l->line, ministate.buf) != NULL)
 67 b1e1e41a 2021-07-14 op 			l->flags &= ~L_HIDDEN;
 68 b1e1e41a 2021-07-14 op 		else
 69 b1e1e41a 2021-07-14 op 			l->flags |= L_HIDDEN;
 70 b1e1e41a 2021-07-14 op 	}
 71 e7b982f4 2021-07-14 op 
 72 e7b982f4 2021-07-14 op 	if (b->current_line == NULL)
 73 e7b982f4 2021-07-14 op 		b->current_line = TAILQ_FIRST(&b->head);
 74 e7b982f4 2021-07-14 op 	b->current_line = adjust_line(b->current_line, b);
 75 e7b982f4 2021-07-14 op 	vl = b->current_line;
 76 e7b982f4 2021-07-14 op 	if (vl != NULL)
 77 e7b982f4 2021-07-14 op 		vl->parent->type = LINE_COMPL_CURRENT;
 78 b1e1e41a 2021-07-14 op }
 79 b1e1e41a 2021-07-14 op 
 80 84b88039 2021-07-12 op static void
 81 84b88039 2021-07-12 op minibuffer_hist_save_entry(void)
 82 84b88039 2021-07-12 op {
 83 84b88039 2021-07-12 op 	struct hist	*hist;
 84 84b88039 2021-07-12 op 
 85 84b88039 2021-07-12 op 	if (ministate.history == NULL)
 86 84b88039 2021-07-12 op 		return;
 87 84b88039 2021-07-12 op 
 88 84b88039 2021-07-12 op 	if ((hist = calloc(1, sizeof(*hist))) == NULL)
 89 84b88039 2021-07-12 op 		abort();
 90 84b88039 2021-07-12 op 
 91 84b88039 2021-07-12 op 	strlcpy(hist->h, ministate.buf, sizeof(hist->h));
 92 84b88039 2021-07-12 op 
 93 84b88039 2021-07-12 op 	if (TAILQ_EMPTY(&ministate.history->head))
 94 84b88039 2021-07-12 op 		TAILQ_INSERT_HEAD(&ministate.history->head, hist, entries);
 95 84b88039 2021-07-12 op 	else
 96 84b88039 2021-07-12 op 		TAILQ_INSERT_TAIL(&ministate.history->head, hist, entries);
 97 84b88039 2021-07-12 op 	ministate.history->len++;
 98 84b88039 2021-07-12 op }
 99 84b88039 2021-07-12 op 
100 84b88039 2021-07-12 op /*
101 84b88039 2021-07-12 op  * taint the minibuffer cache: if we're currently showing a history
102 84b88039 2021-07-12 op  * element, copy that to the current buf and reset the "history
103 84b88039 2021-07-12 op  * navigation" thing.
104 84b88039 2021-07-12 op  */
105 84b88039 2021-07-12 op void
106 84b88039 2021-07-12 op minibuffer_taint_hist(void)
107 84b88039 2021-07-12 op {
108 84b88039 2021-07-12 op 	if (ministate.hist_cur == NULL)
109 84b88039 2021-07-12 op 		return;
110 84b88039 2021-07-12 op 
111 84b88039 2021-07-12 op 	strlcpy(ministate.buf, ministate.hist_cur->h, sizeof(ministate.buf));
112 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
113 19f7f20c 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
114 84b88039 2021-07-12 op }
115 84b88039 2021-07-12 op 
116 84b88039 2021-07-12 op static void
117 84b88039 2021-07-12 op minibuffer_self_insert(void)
118 84b88039 2021-07-12 op {
119 84b88039 2021-07-12 op 	char	*c, tmp[5] = {0};
120 84b88039 2021-07-12 op 	size_t	len;
121 84b88039 2021-07-12 op 
122 84b88039 2021-07-12 op 	minibuffer_taint_hist();
123 84b88039 2021-07-12 op 
124 84b88039 2021-07-12 op 	if (thiskey.cp == 0)
125 84b88039 2021-07-12 op 		return;
126 84b88039 2021-07-12 op 
127 84b88039 2021-07-12 op 	len = utf8_encode(thiskey.cp, tmp);
128 84b88039 2021-07-12 op 	c = utf8_nth(ministate.buffer.current_line->line, ministate.buffer.cpoff);
129 84b88039 2021-07-12 op 	if (c + len > ministate.buf + sizeof(ministate.buf) - 1)
130 84b88039 2021-07-12 op 		return;
131 84b88039 2021-07-12 op 
132 84b88039 2021-07-12 op 	memmove(c + len, c, strlen(c)+1);
133 84b88039 2021-07-12 op 	memcpy(c, tmp, len);
134 84b88039 2021-07-12 op 	ministate.buffer.cpoff++;
135 b1e1e41a 2021-07-14 op 
136 b1e1e41a 2021-07-14 op 	recompute_completions(1);
137 84b88039 2021-07-12 op }
138 84b88039 2021-07-12 op 
139 84b88039 2021-07-12 op void
140 84b88039 2021-07-12 op eecmd_self_insert(void)
141 84b88039 2021-07-12 op {
142 84b88039 2021-07-12 op 	if (thiskey.meta || unicode_isspace(thiskey.cp) ||
143 84b88039 2021-07-12 op 	    !unicode_isgraph(thiskey.cp)) {
144 84b88039 2021-07-12 op 		global_key_unbound();
145 84b88039 2021-07-12 op 		return;
146 84b88039 2021-07-12 op 	}
147 84b88039 2021-07-12 op 
148 84b88039 2021-07-12 op 	minibuffer_self_insert();
149 84b88039 2021-07-12 op }
150 84b88039 2021-07-12 op 
151 84b88039 2021-07-12 op void
152 84b88039 2021-07-12 op eecmd_select(void)
153 84b88039 2021-07-12 op {
154 84b88039 2021-07-12 op 	struct cmd *cmd;
155 84b88039 2021-07-12 op 
156 84b88039 2021-07-12 op 	for (cmd = cmds; cmd->cmd != NULL; ++cmd) {
157 84b88039 2021-07-12 op 		if (!strcmp(cmd->cmd, ministate.buf)) {
158 84b88039 2021-07-12 op 			exit_minibuffer();
159 84b88039 2021-07-12 op 			minibuffer_hist_save_entry();
160 84b88039 2021-07-12 op 			cmd->fn(current_buffer());
161 84b88039 2021-07-12 op 			return;
162 84b88039 2021-07-12 op 		}
163 84b88039 2021-07-12 op 	}
164 84b88039 2021-07-12 op 
165 84b88039 2021-07-12 op 	message("No match");
166 84b88039 2021-07-12 op }
167 84b88039 2021-07-12 op 
168 84b88039 2021-07-12 op void
169 84b88039 2021-07-12 op ir_self_insert(void)
170 84b88039 2021-07-12 op {
171 84b88039 2021-07-12 op 	minibuffer_self_insert();
172 84b88039 2021-07-12 op }
173 84b88039 2021-07-12 op 
174 84b88039 2021-07-12 op void
175 84b88039 2021-07-12 op ir_select(void)
176 84b88039 2021-07-12 op {
177 84b88039 2021-07-12 op 	char		 buf[1025] = {0};
178 84b88039 2021-07-12 op 	struct phos_uri	 uri;
179 84b88039 2021-07-12 op 	struct tab	*tab;
180 84b88039 2021-07-12 op 
181 84b88039 2021-07-12 op 	tab = current_tab();
182 84b88039 2021-07-12 op 
183 84b88039 2021-07-12 op 	exit_minibuffer();
184 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
185 84b88039 2021-07-12 op 
186 84b88039 2021-07-12 op 	/* a bit ugly but... */
187 84b88039 2021-07-12 op 	memcpy(&uri, &tab->uri, sizeof(tab->uri));
188 84b88039 2021-07-12 op 	phos_uri_set_query(&uri, ministate.buf);
189 84b88039 2021-07-12 op 	phos_serialize_uri(&uri, buf, sizeof(buf));
190 84b88039 2021-07-12 op 	load_url_in_tab(tab, buf);
191 84b88039 2021-07-12 op }
192 84b88039 2021-07-12 op 
193 84b88039 2021-07-12 op void
194 84b88039 2021-07-12 op lu_self_insert(void)
195 84b88039 2021-07-12 op {
196 84b88039 2021-07-12 op 	if (thiskey.meta || unicode_isspace(thiskey.key) ||
197 84b88039 2021-07-12 op 	    !unicode_isgraph(thiskey.key)) {
198 84b88039 2021-07-12 op 		global_key_unbound();
199 84b88039 2021-07-12 op 		return;
200 84b88039 2021-07-12 op 	}
201 84b88039 2021-07-12 op 
202 84b88039 2021-07-12 op 	minibuffer_self_insert();
203 84b88039 2021-07-12 op }
204 84b88039 2021-07-12 op 
205 84b88039 2021-07-12 op void
206 84b88039 2021-07-12 op lu_select(void)
207 84b88039 2021-07-12 op {
208 84b88039 2021-07-12 op 	exit_minibuffer();
209 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
210 84b88039 2021-07-12 op 	load_url_in_tab(current_tab(), ministate.buf);
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 bp_select(void)
215 84b88039 2021-07-12 op {
216 84b88039 2021-07-12 op 	exit_minibuffer();
217 84b88039 2021-07-12 op 	if (*ministate.buf != '\0')
218 84b88039 2021-07-12 op 		add_to_bookmarks(ministate.buf);
219 84b88039 2021-07-12 op 	else
220 84b88039 2021-07-12 op 		message("Abort.");
221 84b88039 2021-07-12 op }
222 84b88039 2021-07-12 op 
223 84b88039 2021-07-12 op static void
224 84b88039 2021-07-12 op yornp_self_insert(void)
225 84b88039 2021-07-12 op {
226 84b88039 2021-07-12 op 	if (thiskey.key != 'y' && thiskey.key != 'n') {
227 84b88039 2021-07-12 op 		message("Please answer y or n");
228 84b88039 2021-07-12 op 		return;
229 84b88039 2021-07-12 op 	}
230 84b88039 2021-07-12 op 
231 84b88039 2021-07-12 op 	exit_minibuffer();
232 84b88039 2021-07-12 op 	yornp_cb(thiskey.key == 'y', yornp_data);
233 84b88039 2021-07-12 op }
234 84b88039 2021-07-12 op 
235 84b88039 2021-07-12 op static void
236 84b88039 2021-07-12 op yornp_abort(void)
237 84b88039 2021-07-12 op {
238 84b88039 2021-07-12 op 	exit_minibuffer();
239 84b88039 2021-07-12 op 	yornp_cb(0, yornp_data);
240 84b88039 2021-07-12 op }
241 84b88039 2021-07-12 op 
242 84b88039 2021-07-12 op static void
243 84b88039 2021-07-12 op read_self_insert(void)
244 84b88039 2021-07-12 op {
245 84b88039 2021-07-12 op 	if (thiskey.meta || !unicode_isgraph(thiskey.cp)) {
246 84b88039 2021-07-12 op 		global_key_unbound();
247 84b88039 2021-07-12 op 		return;
248 84b88039 2021-07-12 op 	}
249 84b88039 2021-07-12 op 
250 84b88039 2021-07-12 op 	minibuffer_self_insert();
251 84b88039 2021-07-12 op }
252 84b88039 2021-07-12 op 
253 84b88039 2021-07-12 op static void
254 84b88039 2021-07-12 op read_abort(void)
255 84b88039 2021-07-12 op {
256 84b88039 2021-07-12 op 	exit_minibuffer();
257 84b88039 2021-07-12 op 	read_cb(NULL, read_data);
258 84b88039 2021-07-12 op }
259 84b88039 2021-07-12 op 
260 84b88039 2021-07-12 op static void
261 84b88039 2021-07-12 op read_select(void)
262 84b88039 2021-07-12 op {
263 84b88039 2021-07-12 op         exit_minibuffer();
264 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
265 84b88039 2021-07-12 op 	read_cb(ministate.buf, read_data);
266 b1e1e41a 2021-07-14 op }
267 b1e1e41a 2021-07-14 op 
268 b1e1e41a 2021-07-14 op /*
269 b1e1e41a 2021-07-14 op  * TODO: we should collect this asynchronously...
270 b1e1e41a 2021-07-14 op  */
271 b1e1e41a 2021-07-14 op static inline void
272 b1e1e41a 2021-07-14 op populate_compl_buffer(complfn *fn, void *data)
273 b1e1e41a 2021-07-14 op {
274 b1e1e41a 2021-07-14 op 	const char	*s;
275 b1e1e41a 2021-07-14 op 	struct line	*l;
276 b1e1e41a 2021-07-14 op 	struct buffer	*b;
277 b1e1e41a 2021-07-14 op 	struct parser	*p;
278 b1e1e41a 2021-07-14 op 
279 b1e1e41a 2021-07-14 op 	b = &ministate.compl.buffer;
280 b1e1e41a 2021-07-14 op 	p = &b->page;
281 b1e1e41a 2021-07-14 op 
282 b1e1e41a 2021-07-14 op 	while ((s = fn(&data)) != NULL) {
283 b1e1e41a 2021-07-14 op 		if ((l = calloc(1, sizeof(*l))) == NULL)
284 b1e1e41a 2021-07-14 op 			abort();
285 b1e1e41a 2021-07-14 op 
286 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
287 e7b982f4 2021-07-14 op 		if ((l->line = strdup(s)) == NULL)
288 e7b982f4 2021-07-14 op 			abort();
289 b1e1e41a 2021-07-14 op 
290 b1e1e41a 2021-07-14 op 		if (TAILQ_EMPTY(&p->head))
291 b1e1e41a 2021-07-14 op 			TAILQ_INSERT_HEAD(&p->head, l, lines);
292 b1e1e41a 2021-07-14 op 		else
293 b1e1e41a 2021-07-14 op 			TAILQ_INSERT_TAIL(&p->head, l, lines);
294 b1e1e41a 2021-07-14 op 	}
295 e7b982f4 2021-07-14 op 
296 e7b982f4 2021-07-14 op 	if ((l = TAILQ_FIRST(&p->head)) != NULL)
297 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL_CURRENT;
298 84b88039 2021-07-12 op }
299 84b88039 2021-07-12 op 
300 84b88039 2021-07-12 op void
301 84b88039 2021-07-12 op enter_minibuffer(void (*self_insert_fn)(void), void (*donefn)(void),
302 e5a2797f 2021-07-13 op     void (*abortfn)(void), struct histhead *hist,
303 e5a2797f 2021-07-13 op     complfn *complfn, void *compldata)
304 84b88039 2021-07-12 op {
305 b1e1e41a 2021-07-14 op 	in_minibuffer = complfn == NULL ? MB_READ : MB_COMPREAD;
306 b1e1e41a 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
307 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
308 b1e1e41a 2021-07-14 op 
309 b1e1e41a 2021-07-14 op 		ministate.compl.fn = complfn;
310 b1e1e41a 2021-07-14 op 		ministate.compl.data = compldata;
311 b1e1e41a 2021-07-14 op 		populate_compl_buffer(complfn, compldata);
312 b1e1e41a 2021-07-14 op 	}
313 b1e1e41a 2021-07-14 op 
314 84b88039 2021-07-12 op 	base_map = &minibuffer_map;
315 84b88039 2021-07-12 op 	current_map = &minibuffer_map;
316 84b88039 2021-07-12 op 
317 84b88039 2021-07-12 op 	base_map->unhandled_input = self_insert_fn;
318 84b88039 2021-07-12 op 
319 84b88039 2021-07-12 op 	ministate.donefn = donefn;
320 84b88039 2021-07-12 op 	ministate.abortfn = abortfn;
321 84b88039 2021-07-12 op 	memset(ministate.buf, 0, sizeof(ministate.buf));
322 84b88039 2021-07-12 op 	ministate.buffer.current_line = &ministate.vline;
323 84b88039 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
324 84b88039 2021-07-12 op 	ministate.buffer.cpoff = 0;
325 84b88039 2021-07-12 op 	strlcpy(ministate.buf, "", sizeof(ministate.prompt));
326 84b88039 2021-07-12 op 
327 84b88039 2021-07-12 op 	ministate.history = hist;
328 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
329 84b88039 2021-07-12 op 	ministate.hist_off = 0;
330 84b88039 2021-07-12 op }
331 84b88039 2021-07-12 op 
332 84b88039 2021-07-12 op void
333 84b88039 2021-07-12 op exit_minibuffer(void)
334 84b88039 2021-07-12 op {
335 e7b982f4 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
336 e7b982f4 2021-07-14 op 		erase_buffer(&ministate.compl.buffer);
337 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
338 e7b982f4 2021-07-14 op 	}
339 b1e1e41a 2021-07-14 op 
340 84b88039 2021-07-12 op 	in_minibuffer = 0;
341 84b88039 2021-07-12 op 	base_map = &global_map;
342 84b88039 2021-07-12 op 	current_map = &global_map;
343 84b88039 2021-07-12 op }
344 84b88039 2021-07-12 op 
345 84b88039 2021-07-12 op void
346 84b88039 2021-07-12 op yornp(const char *prompt, void (*fn)(int, struct tab*),
347 84b88039 2021-07-12 op     struct tab *data)
348 84b88039 2021-07-12 op {
349 84b88039 2021-07-12 op 	size_t len;
350 84b88039 2021-07-12 op 
351 84b88039 2021-07-12 op 	if (in_minibuffer) {
352 84b88039 2021-07-12 op 		fn(0, data);
353 84b88039 2021-07-12 op 		return;
354 84b88039 2021-07-12 op 	}
355 84b88039 2021-07-12 op 
356 84b88039 2021-07-12 op 	yornp_cb = fn;
357 84b88039 2021-07-12 op 	yornp_data = data;
358 84b88039 2021-07-12 op 	enter_minibuffer(yornp_self_insert, yornp_self_insert,
359 e5a2797f 2021-07-13 op 	    yornp_abort, NULL, NULL, NULL);
360 84b88039 2021-07-12 op 
361 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
362 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
363 84b88039 2021-07-12 op 	strlcat(ministate.prompt, " (y or n) ", len);
364 84b88039 2021-07-12 op }
365 84b88039 2021-07-12 op 
366 84b88039 2021-07-12 op /*
367 84b88039 2021-07-12 op  * Not yet "completing", but soon maybe...
368 84b88039 2021-07-12 op  */
369 84b88039 2021-07-12 op void
370 d1353324 2021-07-13 op completing_read(const char *prompt, void (*fn)(const char *, struct tab *),
371 b1e1e41a 2021-07-14 op     struct tab *data)
372 84b88039 2021-07-12 op {
373 84b88039 2021-07-12 op 	size_t len;
374 84b88039 2021-07-12 op 
375 84b88039 2021-07-12 op 	if (in_minibuffer)
376 84b88039 2021-07-12 op 		return;
377 84b88039 2021-07-12 op 
378 84b88039 2021-07-12 op 	read_cb = fn;
379 84b88039 2021-07-12 op 	read_data = data;
380 84b88039 2021-07-12 op 	enter_minibuffer(read_self_insert, read_select, read_abort,
381 b1e1e41a 2021-07-14 op 	    &read_history, NULL, NULL);
382 84b88039 2021-07-12 op 
383 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
384 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
385 84b88039 2021-07-12 op 	strlcat(ministate.prompt, ": ", len);
386 84b88039 2021-07-12 op }