1 /*
2 +----------------------------------------------------------------------+
3 | PHP Version 7 |
4 +----------------------------------------------------------------------+
5 | Copyright (c) The PHP Group |
6 +----------------------------------------------------------------------+
7 | This source file is subject to version 3.01 of the PHP license, |
8 | that is bundled with this package in the file LICENSE, and is |
9 | available through the world-wide-web at the following url: |
10 | http://www.php.net/license/3_01.txt |
11 | If you did not receive a copy of the PHP license and are unable to |
12 | obtain it through the world-wide-web, please send a note to |
13 | license@php.net so we can mail you a copy immediately. |
14 +----------------------------------------------------------------------+
15 | Author: Thies C. Arntzen <thies@thieso.net> |
16 +----------------------------------------------------------------------+
17 */
18
19 /* {{{ includes & prototypes */
20
21 #ifdef HAVE_CONFIG_H
22 #include "config.h"
23 #endif
24
25 #include "php.h"
26 #include "php_readline.h"
27 #include "readline_cli.h"
28
29 #if HAVE_LIBREADLINE || HAVE_LIBEDIT
30
31 #ifndef HAVE_RL_COMPLETION_MATCHES
32 #define rl_completion_matches completion_matches
33 #endif
34
35 #ifdef HAVE_LIBEDIT
36 #include <editline/readline.h>
37 #else
38 #include <readline/readline.h>
39 #include <readline/history.h>
40 #endif
41
42 PHP_FUNCTION(readline);
43 PHP_FUNCTION(readline_add_history);
44 PHP_FUNCTION(readline_info);
45 PHP_FUNCTION(readline_clear_history);
46 #ifdef HAVE_HISTORY_LIST
47 PHP_FUNCTION(readline_list_history);
48 #endif
49 PHP_FUNCTION(readline_read_history);
50 PHP_FUNCTION(readline_write_history);
51 PHP_FUNCTION(readline_completion_function);
52
53 #if HAVE_RL_CALLBACK_READ_CHAR
54 PHP_FUNCTION(readline_callback_handler_install);
55 PHP_FUNCTION(readline_callback_read_char);
56 PHP_FUNCTION(readline_callback_handler_remove);
57 PHP_FUNCTION(readline_redisplay);
58 PHP_FUNCTION(readline_on_new_line);
59
60 static zval _prepped_callback;
61
62 #endif
63
64 static zval _readline_completion;
65 static zval _readline_array;
66
67 PHP_MINIT_FUNCTION(readline);
68 PHP_MSHUTDOWN_FUNCTION(readline);
69 PHP_RSHUTDOWN_FUNCTION(readline);
70 PHP_MINFO_FUNCTION(readline);
71
72 /* }}} */
73
74 /* {{{ arginfo */
75 ZEND_BEGIN_ARG_INFO_EX(arginfo_readline, 0, 0, 0)
76 ZEND_ARG_INFO(0, prompt)
77 ZEND_END_ARG_INFO()
78
79 ZEND_BEGIN_ARG_INFO_EX(arginfo_readline_info, 0, 0, 0)
80 ZEND_ARG_INFO(0, varname)
81 ZEND_ARG_INFO(0, newvalue)
82 ZEND_END_ARG_INFO()
83
84 ZEND_BEGIN_ARG_INFO_EX(arginfo_readline_add_history, 0, 0, 1)
85 ZEND_ARG_INFO(0, prompt)
86 ZEND_END_ARG_INFO()
87
88 ZEND_BEGIN_ARG_INFO(arginfo_readline_clear_history, 0)
89 ZEND_END_ARG_INFO()
90
91 #ifdef HAVE_HISTORY_LIST
92 ZEND_BEGIN_ARG_INFO(arginfo_readline_list_history, 0)
93 ZEND_END_ARG_INFO()
94 #endif
95
96 ZEND_BEGIN_ARG_INFO_EX(arginfo_readline_read_history, 0, 0, 0)
97 ZEND_ARG_INFO(0, filename)
98 ZEND_END_ARG_INFO()
99
100 ZEND_BEGIN_ARG_INFO_EX(arginfo_readline_write_history, 0, 0, 0)
101 ZEND_ARG_INFO(0, filename)
102 ZEND_END_ARG_INFO()
103
104 ZEND_BEGIN_ARG_INFO_EX(arginfo_readline_completion_function, 0, 0, 1)
105 ZEND_ARG_INFO(0, funcname)
106 ZEND_END_ARG_INFO()
107
108 #if HAVE_RL_CALLBACK_READ_CHAR
109 ZEND_BEGIN_ARG_INFO_EX(arginfo_readline_callback_handler_install, 0, 0, 2)
110 ZEND_ARG_INFO(0, prompt)
111 ZEND_ARG_INFO(0, callback)
112 ZEND_END_ARG_INFO()
113
114 ZEND_BEGIN_ARG_INFO(arginfo_readline_callback_read_char, 0)
115 ZEND_END_ARG_INFO()
116
117 ZEND_BEGIN_ARG_INFO(arginfo_readline_callback_handler_remove, 0)
118 ZEND_END_ARG_INFO()
119
120 ZEND_BEGIN_ARG_INFO(arginfo_readline_redisplay, 0)
121 ZEND_END_ARG_INFO()
122
123 #if HAVE_RL_ON_NEW_LINE
124 ZEND_BEGIN_ARG_INFO(arginfo_readline_on_new_line, 0)
125 ZEND_END_ARG_INFO()
126 #endif
127 #endif
128 /* }}} */
129
130 /* {{{ module stuff */
131 static const zend_function_entry php_readline_functions[] = {
132 PHP_FE(readline, arginfo_readline)
133 PHP_FE(readline_info, arginfo_readline_info)
134 PHP_FE(readline_add_history, arginfo_readline_add_history)
135 PHP_FE(readline_clear_history, arginfo_readline_clear_history)
136 #ifdef HAVE_HISTORY_LIST
137 PHP_FE(readline_list_history, arginfo_readline_list_history)
138 #endif
139 PHP_FE(readline_read_history, arginfo_readline_read_history)
140 PHP_FE(readline_write_history, arginfo_readline_write_history)
141 PHP_FE(readline_completion_function,arginfo_readline_completion_function)
142 #if HAVE_RL_CALLBACK_READ_CHAR
143 PHP_FE(readline_callback_handler_install, arginfo_readline_callback_handler_install)
144 PHP_FE(readline_callback_read_char, arginfo_readline_callback_read_char)
145 PHP_FE(readline_callback_handler_remove, arginfo_readline_callback_handler_remove)
146 PHP_FE(readline_redisplay, arginfo_readline_redisplay)
147 #endif
148 #if HAVE_RL_ON_NEW_LINE
149 PHP_FE(readline_on_new_line, arginfo_readline_on_new_line)
150 #endif
151 PHP_FE_END
152 };
153
154 zend_module_entry readline_module_entry = {
155 STANDARD_MODULE_HEADER,
156 "readline",
157 php_readline_functions,
158 PHP_MINIT(readline),
159 PHP_MSHUTDOWN(readline),
160 NULL,
161 PHP_RSHUTDOWN(readline),
162 PHP_MINFO(readline),
163 PHP_READLINE_VERSION,
164 STANDARD_MODULE_PROPERTIES
165 };
166
167 #ifdef COMPILE_DL_READLINE
168 ZEND_GET_MODULE(readline)
169 #endif
170
PHP_MINIT_FUNCTION(readline)171 PHP_MINIT_FUNCTION(readline)
172 {
173 #if HAVE_LIBREADLINE
174 /* libedit don't need this call which set the tty in cooked mode */
175 using_history();
176 #endif
177 ZVAL_UNDEF(&_readline_completion);
178 #if HAVE_RL_CALLBACK_READ_CHAR
179 ZVAL_UNDEF(&_prepped_callback);
180 #endif
181 return PHP_MINIT(cli_readline)(INIT_FUNC_ARGS_PASSTHRU);
182 }
183
PHP_MSHUTDOWN_FUNCTION(readline)184 PHP_MSHUTDOWN_FUNCTION(readline)
185 {
186 return PHP_MSHUTDOWN(cli_readline)(SHUTDOWN_FUNC_ARGS_PASSTHRU);
187 }
188
PHP_RSHUTDOWN_FUNCTION(readline)189 PHP_RSHUTDOWN_FUNCTION(readline)
190 {
191 zval_ptr_dtor(&_readline_completion);
192 ZVAL_UNDEF(&_readline_completion);
193 #if HAVE_RL_CALLBACK_READ_CHAR
194 if (Z_TYPE(_prepped_callback) != IS_UNDEF) {
195 rl_callback_handler_remove();
196 zval_ptr_dtor(&_prepped_callback);
197 ZVAL_UNDEF(&_prepped_callback);
198 }
199 #endif
200
201 return SUCCESS;
202 }
203
PHP_MINFO_FUNCTION(readline)204 PHP_MINFO_FUNCTION(readline)
205 {
206 PHP_MINFO(cli_readline)(ZEND_MODULE_INFO_FUNC_ARGS_PASSTHRU);
207 }
208
209 /* }}} */
210
211 /* {{{ proto string readline([string prompt])
212 Reads a line */
PHP_FUNCTION(readline)213 PHP_FUNCTION(readline)
214 {
215 char *prompt = NULL;
216 size_t prompt_len;
217 char *result;
218
219 if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "|s!", &prompt, &prompt_len)) {
220 RETURN_FALSE;
221 }
222
223 result = readline(prompt);
224
225 if (! result) {
226 RETURN_FALSE;
227 } else {
228 RETVAL_STRING(result);
229 free(result);
230 }
231 }
232
233 /* }}} */
234
235 #define SAFE_STRING(s) ((s)?(char*)(s):"")
236
237 /* {{{ proto mixed readline_info([string varname [, string newvalue]])
238 Gets/sets various internal readline variables. */
PHP_FUNCTION(readline_info)239 PHP_FUNCTION(readline_info)
240 {
241 char *what = NULL;
242 zval *value = NULL;
243 size_t what_len, oldval;
244 char *oldstr;
245
246 if (zend_parse_parameters(ZEND_NUM_ARGS(), "|sz", &what, &what_len, &value) == FAILURE) {
247 return;
248 }
249
250 if (!what) {
251 array_init(return_value);
252 add_assoc_string(return_value,"line_buffer",SAFE_STRING(rl_line_buffer));
253 add_assoc_long(return_value,"point",rl_point);
254 #ifndef PHP_WIN32
255 add_assoc_long(return_value,"end",rl_end);
256 #endif
257 #ifdef HAVE_LIBREADLINE
258 add_assoc_long(return_value,"mark",rl_mark);
259 add_assoc_long(return_value,"done",rl_done);
260 add_assoc_long(return_value,"pending_input",rl_pending_input);
261 add_assoc_string(return_value,"prompt",SAFE_STRING(rl_prompt));
262 add_assoc_string(return_value,"terminal_name",(char *)SAFE_STRING(rl_terminal_name));
263 add_assoc_str(return_value, "completion_append_character",
264 rl_completion_append_character == 0
265 ? ZSTR_EMPTY_ALLOC()
266 : ZSTR_CHAR(rl_completion_append_character));
267 add_assoc_bool(return_value,"completion_suppress_append",rl_completion_suppress_append);
268 #endif
269 #if HAVE_ERASE_EMPTY_LINE
270 add_assoc_long(return_value,"erase_empty_line",rl_erase_empty_line);
271 #endif
272 #ifndef PHP_WIN32
273 add_assoc_string(return_value,"library_version",(char *)SAFE_STRING(rl_library_version));
274 #endif
275 add_assoc_string(return_value,"readline_name",(char *)SAFE_STRING(rl_readline_name));
276 add_assoc_long(return_value,"attempted_completion_over",rl_attempted_completion_over);
277 } else {
278 if (!strcasecmp(what,"line_buffer")) {
279 oldstr = rl_line_buffer;
280 if (value) {
281 /* XXX if (rl_line_buffer) free(rl_line_buffer); */
282 if (!try_convert_to_string(value)) {
283 return;
284 }
285 rl_line_buffer = strdup(Z_STRVAL_P(value));
286 }
287 RETVAL_STRING(SAFE_STRING(oldstr));
288 } else if (!strcasecmp(what, "point")) {
289 RETVAL_LONG(rl_point);
290 #ifndef PHP_WIN32
291 } else if (!strcasecmp(what, "end")) {
292 RETVAL_LONG(rl_end);
293 #endif
294 #ifdef HAVE_LIBREADLINE
295 } else if (!strcasecmp(what, "mark")) {
296 RETVAL_LONG(rl_mark);
297 } else if (!strcasecmp(what, "done")) {
298 oldval = rl_done;
299 if (value) {
300 convert_to_long_ex(value);
301 rl_done = Z_LVAL_P(value);
302 }
303 RETVAL_LONG(oldval);
304 } else if (!strcasecmp(what, "pending_input")) {
305 oldval = rl_pending_input;
306 if (value) {
307 if (!try_convert_to_string(value)) {
308 return;
309 }
310 rl_pending_input = Z_STRVAL_P(value)[0];
311 }
312 RETVAL_LONG(oldval);
313 } else if (!strcasecmp(what, "prompt")) {
314 RETVAL_STRING(SAFE_STRING(rl_prompt));
315 } else if (!strcasecmp(what, "terminal_name")) {
316 RETVAL_STRING((char *)SAFE_STRING(rl_terminal_name));
317 } else if (!strcasecmp(what, "completion_suppress_append")) {
318 oldval = rl_completion_suppress_append;
319 if (value) {
320 rl_completion_suppress_append = zend_is_true(value);
321 }
322 RETVAL_BOOL(oldval);
323 } else if (!strcasecmp(what, "completion_append_character")) {
324 oldval = rl_completion_append_character;
325 if (value) {
326 if (!try_convert_to_string(value)) {
327 return;
328 }
329 rl_completion_append_character = (int)Z_STRVAL_P(value)[0];
330 }
331 RETVAL_INTERNED_STR(
332 oldval == 0 ? ZSTR_EMPTY_ALLOC() : ZSTR_CHAR(oldval));
333 #endif
334 #if HAVE_ERASE_EMPTY_LINE
335 } else if (!strcasecmp(what, "erase_empty_line")) {
336 oldval = rl_erase_empty_line;
337 if (value) {
338 convert_to_long_ex(value);
339 rl_erase_empty_line = Z_LVAL_P(value);
340 }
341 RETVAL_LONG(oldval);
342 #endif
343 #ifndef PHP_WIN32
344 } else if (!strcasecmp(what,"library_version")) {
345 RETVAL_STRING((char *)SAFE_STRING(rl_library_version));
346 #endif
347 } else if (!strcasecmp(what, "readline_name")) {
348 oldstr = (char*)rl_readline_name;
349 if (value) {
350 /* XXX if (rl_readline_name) free(rl_readline_name); */
351 if (!try_convert_to_string(value)) {
352 return;
353 }
354 rl_readline_name = strdup(Z_STRVAL_P(value));
355 }
356 RETVAL_STRING(SAFE_STRING(oldstr));
357 } else if (!strcasecmp(what, "attempted_completion_over")) {
358 oldval = rl_attempted_completion_over;
359 if (value) {
360 convert_to_long_ex(value);
361 rl_attempted_completion_over = Z_LVAL_P(value);
362 }
363 RETVAL_LONG(oldval);
364 }
365 }
366 }
367
368 /* }}} */
369 /* {{{ proto bool readline_add_history(string prompt)
370 Adds a line to the history */
PHP_FUNCTION(readline_add_history)371 PHP_FUNCTION(readline_add_history)
372 {
373 char *arg;
374 size_t arg_len;
375
376 if (zend_parse_parameters(ZEND_NUM_ARGS(), "s", &arg, &arg_len) == FAILURE) {
377 return;
378 }
379
380 add_history(arg);
381
382 RETURN_TRUE;
383 }
384
385 /* }}} */
386 /* {{{ proto bool readline_clear_history(void)
387 Clears the history */
PHP_FUNCTION(readline_clear_history)388 PHP_FUNCTION(readline_clear_history)
389 {
390 if (zend_parse_parameters_none() == FAILURE) {
391 return;
392 }
393
394 #if HAVE_LIBEDIT
395 /* clear_history is the only function where rl_initialize
396 is not call to ensure correct allocation */
397 using_history();
398 #endif
399 clear_history();
400
401 RETURN_TRUE;
402 }
403
404 /* }}} */
405
406 #ifdef HAVE_HISTORY_LIST
407 /* {{{ proto array readline_list_history(void)
408 Lists the history */
PHP_FUNCTION(readline_list_history)409 PHP_FUNCTION(readline_list_history)
410 {
411 HIST_ENTRY **history;
412
413 if (zend_parse_parameters_none() == FAILURE) {
414 return;
415 }
416
417 array_init(return_value);
418
419 #if defined(HAVE_LIBEDIT) && defined(PHP_WIN32) /* Winedit on Windows */
420 history = history_list();
421
422 if (history) {
423 int i, n = history_length();
424 for (i = 0; i < n; i++) {
425 add_next_index_string(return_value, history[i]->line);
426 }
427 }
428
429 #elif defined(HAVE_LIBEDIT) /* libedit */
430 {
431 HISTORY_STATE *hs;
432 int i;
433
434 using_history();
435 hs = history_get_history_state();
436 if (hs && hs->length) {
437 history = history_list();
438 if (history) {
439 for (i = 0; i < hs->length; i++) {
440 add_next_index_string(return_value, history[i]->line);
441 }
442 }
443 }
444 free(hs);
445 }
446
447 #else /* readline */
448 history = history_list();
449
450 if (history) {
451 int i;
452 for (i = 0; history[i]; i++) {
453 add_next_index_string(return_value, history[i]->line);
454 }
455 }
456 #endif
457 }
458 /* }}} */
459 #endif
460
461 /* {{{ proto bool readline_read_history([string filename])
462 Reads the history */
PHP_FUNCTION(readline_read_history)463 PHP_FUNCTION(readline_read_history)
464 {
465 char *arg = NULL;
466 size_t arg_len;
467
468 if (zend_parse_parameters(ZEND_NUM_ARGS(), "|p", &arg, &arg_len) == FAILURE) {
469 return;
470 }
471
472 if (arg && php_check_open_basedir(arg)) {
473 RETURN_FALSE;
474 }
475
476 /* XXX from & to NYI */
477 if (read_history(arg)) {
478 /* If filename is NULL, then read from `~/.history' */
479 RETURN_FALSE;
480 } else {
481 RETURN_TRUE;
482 }
483 }
484
485 /* }}} */
486 /* {{{ proto bool readline_write_history([string filename])
487 Writes the history */
PHP_FUNCTION(readline_write_history)488 PHP_FUNCTION(readline_write_history)
489 {
490 char *arg = NULL;
491 size_t arg_len;
492
493 if (zend_parse_parameters(ZEND_NUM_ARGS(), "|p", &arg, &arg_len) == FAILURE) {
494 return;
495 }
496
497 if (arg && php_check_open_basedir(arg)) {
498 RETURN_FALSE;
499 }
500
501 if (write_history(arg)) {
502 RETURN_FALSE;
503 } else {
504 RETURN_TRUE;
505 }
506 }
507
508 /* }}} */
509 /* {{{ proto bool readline_completion_function(string funcname)
510 Readline completion function? */
511
_readline_command_generator(const char * text,int state)512 static char *_readline_command_generator(const char *text, int state)
513 {
514 HashTable *myht = Z_ARRVAL(_readline_array);
515 zval *entry;
516
517 if (!state) {
518 zend_hash_internal_pointer_reset(myht);
519 }
520
521 while ((entry = zend_hash_get_current_data(myht)) != NULL) {
522 zend_hash_move_forward(myht);
523
524 convert_to_string_ex(entry);
525 if (strncmp (Z_STRVAL_P(entry), text, strlen(text)) == 0) {
526 return (strdup(Z_STRVAL_P(entry)));
527 }
528 }
529
530 return NULL;
531 }
532
_readline_string_zval(zval * ret,const char * str)533 static void _readline_string_zval(zval *ret, const char *str)
534 {
535 if (str) {
536 ZVAL_STRING(ret, (char*)str);
537 } else {
538 ZVAL_NULL(ret);
539 }
540 }
541
_readline_long_zval(zval * ret,long l)542 static void _readline_long_zval(zval *ret, long l)
543 {
544 ZVAL_LONG(ret, l);
545 }
546
_readline_completion_cb(const char * text,int start,int end)547 static char **_readline_completion_cb(const char *text, int start, int end)
548 {
549 zval params[3];
550 char **matches = NULL;
551
552 _readline_string_zval(¶ms[0], text);
553 _readline_long_zval(¶ms[1], start);
554 _readline_long_zval(¶ms[2], end);
555
556 if (call_user_function(NULL, NULL, &_readline_completion, &_readline_array, 3, params) == SUCCESS) {
557 if (Z_TYPE(_readline_array) == IS_ARRAY) {
558 SEPARATE_ARRAY(&_readline_array);
559 if (zend_hash_num_elements(Z_ARRVAL(_readline_array))) {
560 matches = rl_completion_matches(text,_readline_command_generator);
561 } else {
562 matches = malloc(sizeof(char *) * 2);
563 if (!matches) {
564 return NULL;
565 }
566 matches[0] = strdup("");
567 matches[1] = NULL;
568 }
569 }
570 }
571
572 zval_ptr_dtor(¶ms[0]);
573 zval_ptr_dtor(&_readline_array);
574
575 return matches;
576 }
577
PHP_FUNCTION(readline_completion_function)578 PHP_FUNCTION(readline_completion_function)
579 {
580 zval *arg;
581
582 if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "z", &arg)) {
583 RETURN_FALSE;
584 }
585
586 if (!zend_is_callable(arg, 0, NULL)) {
587 zend_string *name = zend_get_callable_name(arg);
588 php_error_docref(NULL, E_WARNING, "%s is not callable", ZSTR_VAL(name));
589 zend_string_release_ex(name, 0);
590 RETURN_FALSE;
591 }
592
593 zval_ptr_dtor(&_readline_completion);
594 ZVAL_COPY(&_readline_completion, arg);
595
596 rl_attempted_completion_function = _readline_completion_cb;
597 if (rl_attempted_completion_function == NULL) {
598 RETURN_FALSE;
599 }
600 RETURN_TRUE;
601 }
602
603 /* }}} */
604
605 #if HAVE_RL_CALLBACK_READ_CHAR
606
php_rl_callback_handler(char * the_line)607 static void php_rl_callback_handler(char *the_line)
608 {
609 zval params[1];
610 zval dummy;
611
612 ZVAL_NULL(&dummy);
613
614 _readline_string_zval(¶ms[0], the_line);
615
616 call_user_function(NULL, NULL, &_prepped_callback, &dummy, 1, params);
617
618 zval_ptr_dtor(¶ms[0]);
619 zval_ptr_dtor(&dummy);
620 }
621
622 /* {{{ proto void readline_callback_handler_install(string prompt, mixed callback)
623 Initializes the readline callback interface and terminal, prints the prompt and returns immediately */
PHP_FUNCTION(readline_callback_handler_install)624 PHP_FUNCTION(readline_callback_handler_install)
625 {
626 zval *callback;
627 char *prompt;
628 size_t prompt_len;
629
630 if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "sz", &prompt, &prompt_len, &callback)) {
631 return;
632 }
633
634 if (!zend_is_callable(callback, 0, NULL)) {
635 zend_string *name = zend_get_callable_name(callback);
636 php_error_docref(NULL, E_WARNING, "%s is not callable", ZSTR_VAL(name));
637 zend_string_release_ex(name, 0);
638 RETURN_FALSE;
639 }
640
641 if (Z_TYPE(_prepped_callback) != IS_UNDEF) {
642 rl_callback_handler_remove();
643 zval_ptr_dtor(&_prepped_callback);
644 }
645
646 ZVAL_COPY(&_prepped_callback, callback);
647
648 rl_callback_handler_install(prompt, php_rl_callback_handler);
649
650 RETURN_TRUE;
651 }
652 /* }}} */
653
654 /* {{{ proto void readline_callback_read_char()
655 Informs the readline callback interface that a character is ready for input */
PHP_FUNCTION(readline_callback_read_char)656 PHP_FUNCTION(readline_callback_read_char)
657 {
658 if (zend_parse_parameters_none() == FAILURE) {
659 return;
660 }
661
662 if (Z_TYPE(_prepped_callback) != IS_UNDEF) {
663 rl_callback_read_char();
664 }
665 }
666 /* }}} */
667
668 /* {{{ proto bool readline_callback_handler_remove()
669 Removes a previously installed callback handler and restores terminal settings */
PHP_FUNCTION(readline_callback_handler_remove)670 PHP_FUNCTION(readline_callback_handler_remove)
671 {
672 if (zend_parse_parameters_none() == FAILURE) {
673 return;
674 }
675
676 if (Z_TYPE(_prepped_callback) != IS_UNDEF) {
677 rl_callback_handler_remove();
678 zval_ptr_dtor(&_prepped_callback);
679 ZVAL_UNDEF(&_prepped_callback);
680 RETURN_TRUE;
681 }
682 RETURN_FALSE;
683 }
684 /* }}} */
685
686 /* {{{ proto void readline_redisplay(void)
687 Ask readline to redraw the display */
PHP_FUNCTION(readline_redisplay)688 PHP_FUNCTION(readline_redisplay)
689 {
690 if (zend_parse_parameters_none() == FAILURE) {
691 return;
692 }
693
694 #if HAVE_LIBEDIT
695 /* seems libedit doesn't take care of rl_initialize in rl_redisplay
696 * see bug #72538 */
697 using_history();
698 #endif
699 rl_redisplay();
700 }
701 /* }}} */
702
703 #endif
704
705 #if HAVE_RL_ON_NEW_LINE
706 /* {{{ proto void readline_on_new_line(void)
707 Inform readline that the cursor has moved to a new line */
PHP_FUNCTION(readline_on_new_line)708 PHP_FUNCTION(readline_on_new_line)
709 {
710 if (zend_parse_parameters_none() == FAILURE) {
711 return;
712 }
713
714 rl_on_new_line();
715 }
716 /* }}} */
717
718 #endif
719
720
721 #endif /* HAVE_LIBREADLINE */
722