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48faced0 DE |
1 | /* *INDENT-OFF* */ /* ATTRIBUTE_PRINTF confuses indent, avoid running it |
2 | for now. */ | |
3 | /* I/O, string, cleanup, and other random utilities for GDB. | |
61baf725 | 4 | Copyright (C) 1986-2017 Free Software Foundation, Inc. |
48faced0 DE |
5 | |
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 3 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
20 | ||
21 | #ifndef UTILS_H | |
22 | #define UTILS_H | |
23 | ||
af880d85 | 24 | #include "exceptions.h" |
b7b633e9 | 25 | #include "common/scoped_restore.h" |
dcb07cfa | 26 | #include <chrono> |
48faced0 DE |
27 | |
28 | extern void initialize_utils (void); | |
29 | ||
30 | /* String utilities. */ | |
31 | ||
32 | extern int sevenbit_strings; | |
33 | ||
b5ec771e PA |
34 | /* Modes of operation for strncmp_iw_with_mode. */ |
35 | ||
36 | enum class strncmp_iw_mode | |
37 | { | |
38 | /* Do a strcmp() type operation on STRING1 and STRING2, ignoring any | |
39 | differences in whitespace. Returns 0 if they match, non-zero if | |
40 | they don't (slightly different than strcmp()'s range of return | |
41 | values). */ | |
42 | NORMAL, | |
43 | ||
44 | /* Like NORMAL, but also apply the strcmp_iw hack. I.e., | |
45 | string1=="FOO(PARAMS)" matches string2=="FOO". */ | |
46 | MATCH_PARAMS, | |
47 | }; | |
48 | ||
49 | /* Helper for strcmp_iw and strncmp_iw. Exported so that languages | |
50 | can implement both NORMAL and MATCH_PARAMS variants in a single | |
0662b6a7 | 51 | function and defer part of the work to strncmp_iw_with_mode. |
bd69330d | 52 | |
0662b6a7 PA |
53 | LANGUAGE is used to implement some context-sensitive |
54 | language-specific comparisons. For example, for C++, | |
55 | "string1=operator()" should not match "string2=operator" even in | |
bd69330d PA |
56 | MATCH_PARAMS mode. |
57 | ||
58 | MATCH_FOR_LCD is passed down so that the function can mark parts of | |
59 | the symbol name as ignored for completion matching purposes (e.g., | |
60 | to handle abi tags). */ | |
61 | extern int strncmp_iw_with_mode | |
62 | (const char *string1, const char *string2, size_t string2_len, | |
63 | strncmp_iw_mode mode, enum language language, | |
64 | completion_match_for_lcd *match_for_lcd = NULL); | |
b5ec771e | 65 | |
1d550c82 PA |
66 | /* Do a strncmp() type operation on STRING1 and STRING2, ignoring any |
67 | differences in whitespace. STRING2_LEN is STRING2's length. | |
68 | Returns 0 if STRING1 matches STRING2_LEN characters of STRING2, | |
69 | non-zero otherwise (slightly different than strncmp()'s range of | |
0662b6a7 PA |
70 | return values). Note: passes language_minimal to |
71 | strncmp_iw_with_mode, and should therefore be avoided if a more | |
72 | suitable language is available. */ | |
1d550c82 PA |
73 | extern int strncmp_iw (const char *string1, const char *string2, |
74 | size_t string2_len); | |
75 | ||
76 | /* Do a strcmp() type operation on STRING1 and STRING2, ignoring any | |
77 | differences in whitespace. Returns 0 if they match, non-zero if | |
78 | they don't (slightly different than strcmp()'s range of return | |
79 | values). | |
80 | ||
81 | As an extra hack, string1=="FOO(ARGS)" matches string2=="FOO". | |
82 | This "feature" is useful when searching for matching C++ function | |
83 | names (such as if the user types 'break FOO', where FOO is a | |
0662b6a7 PA |
84 | mangled C++ function). |
85 | ||
86 | Note: passes language_minimal to strncmp_iw_with_mode, and should | |
87 | therefore be avoided if a more suitable language is available. */ | |
1d550c82 | 88 | extern int strcmp_iw (const char *string1, const char *string2); |
48faced0 DE |
89 | |
90 | extern int strcmp_iw_ordered (const char *, const char *); | |
91 | ||
92 | extern int streq (const char *, const char *); | |
93 | ||
a121b7c1 | 94 | extern int subset_compare (const char *, const char *); |
48faced0 | 95 | |
48faced0 DE |
96 | int compare_positive_ints (const void *ap, const void *bp); |
97 | int compare_strings (const void *ap, const void *bp); | |
98 | ||
47e77640 PA |
99 | /* Compare C strings for std::sort. */ |
100 | ||
101 | static inline bool | |
102 | compare_cstrings (const char *str1, const char *str2) | |
103 | { | |
104 | return strcmp (str1, str2) < 0; | |
105 | } | |
106 | ||
48faced0 DE |
107 | /* A wrapper for bfd_errmsg to produce a more helpful error message |
108 | in the case of bfd_error_file_ambiguously recognized. | |
109 | MATCHING, if non-NULL, is the corresponding argument to | |
110 | bfd_check_format_matches, and will be freed. */ | |
111 | ||
112 | extern const char *gdb_bfd_errmsg (bfd_error_type error_tag, char **matching); | |
bd712aed DE |
113 | |
114 | /* Reset the prompt_for_continue clock. */ | |
115 | void reset_prompt_for_continue_wait_time (void); | |
116 | /* Return the time spent in prompt_for_continue. */ | |
dcb07cfa | 117 | std::chrono::steady_clock::duration get_prompt_for_continue_wait_time (); |
48faced0 DE |
118 | \f |
119 | /* Parsing utilites. */ | |
120 | ||
c0939df1 | 121 | extern int parse_pid_to_attach (const char *args); |
48faced0 | 122 | |
d7561cbb | 123 | extern int parse_escape (struct gdbarch *, const char **); |
48faced0 | 124 | |
773a1edc TT |
125 | /* A wrapper for an array of char* that was allocated in the way that |
126 | 'buildargv' does, and should be freed with 'freeargv'. */ | |
127 | ||
128 | class gdb_argv | |
129 | { | |
130 | public: | |
131 | ||
132 | /* A constructor that initializes to NULL. */ | |
133 | ||
134 | gdb_argv () | |
135 | : m_argv (NULL) | |
136 | { | |
137 | } | |
138 | ||
139 | /* A constructor that calls buildargv on STR. STR may be NULL, in | |
140 | which case this object is initialized with a NULL array. If | |
141 | buildargv fails due to out-of-memory, call malloc_failure. | |
142 | Therefore, the value is guaranteed to be non-NULL, unless the | |
143 | parameter itself is NULL. */ | |
144 | ||
145 | explicit gdb_argv (const char *str) | |
146 | : m_argv (NULL) | |
147 | { | |
148 | reset (str); | |
149 | } | |
150 | ||
151 | /* A constructor that takes ownership of an existing array. */ | |
152 | ||
153 | explicit gdb_argv (char **array) | |
154 | : m_argv (array) | |
155 | { | |
156 | } | |
157 | ||
158 | gdb_argv (const gdb_argv &) = delete; | |
159 | gdb_argv &operator= (const gdb_argv &) = delete; | |
160 | ||
161 | ~gdb_argv () | |
162 | { | |
163 | freeargv (m_argv); | |
164 | } | |
165 | ||
166 | /* Call buildargv on STR, storing the result in this object. Any | |
167 | previous state is freed. STR may be NULL, in which case this | |
168 | object is reset with a NULL array. If buildargv fails due to | |
169 | out-of-memory, call malloc_failure. Therefore, the value is | |
170 | guaranteed to be non-NULL, unless the parameter itself is | |
171 | NULL. */ | |
172 | ||
173 | void reset (const char *str); | |
174 | ||
175 | /* Return the underlying array. */ | |
176 | ||
177 | char **get () | |
178 | { | |
179 | return m_argv; | |
180 | } | |
181 | ||
182 | /* Return the underlying array, transferring ownership to the | |
183 | caller. */ | |
184 | ||
185 | char **release () | |
186 | { | |
187 | char **result = m_argv; | |
188 | m_argv = NULL; | |
189 | return result; | |
190 | } | |
191 | ||
192 | /* Return the number of items in the array. */ | |
193 | ||
194 | int count () const | |
195 | { | |
196 | return countargv (m_argv); | |
197 | } | |
198 | ||
199 | /* Index into the array. */ | |
200 | ||
201 | char *operator[] (int arg) | |
202 | { | |
203 | gdb_assert (m_argv != NULL); | |
204 | return m_argv[arg]; | |
205 | } | |
206 | ||
207 | /* The iterator type. */ | |
208 | ||
209 | typedef char **iterator; | |
210 | ||
211 | /* Return an iterator pointing to the start of the array. */ | |
212 | ||
213 | iterator begin () | |
214 | { | |
215 | return m_argv; | |
216 | } | |
217 | ||
218 | /* Return an iterator pointing to the end of the array. */ | |
219 | ||
220 | iterator end () | |
221 | { | |
222 | return m_argv + count (); | |
223 | } | |
224 | ||
91975afd | 225 | bool operator!= (std::nullptr_t) |
773a1edc TT |
226 | { |
227 | return m_argv != NULL; | |
228 | } | |
229 | ||
91975afd | 230 | bool operator== (std::nullptr_t) |
773a1edc TT |
231 | { |
232 | return m_argv == NULL; | |
233 | } | |
234 | ||
235 | private: | |
236 | ||
237 | /* The wrapped array. */ | |
238 | ||
239 | char **m_argv; | |
240 | }; | |
241 | ||
48faced0 DE |
242 | \f |
243 | /* Cleanup utilities. */ | |
244 | ||
48faced0 | 245 | struct section_addr_info; |
7fa29be9 EB |
246 | extern struct cleanup *make_cleanup_free_section_addr_info |
247 | (struct section_addr_info *); | |
48faced0 | 248 | |
ca095836 | 249 | /* For make_cleanup_close see common/filestuff.h. */ |
48faced0 | 250 | |
48faced0 DE |
251 | struct target_ops; |
252 | extern struct cleanup *make_cleanup_unpush_target (struct target_ops *ops); | |
253 | ||
48faced0 | 254 | extern struct cleanup *make_cleanup_value_free_to_mark (struct value *); |
48faced0 | 255 | |
6349f452 TT |
256 | /* A deleter for a hash table. */ |
257 | struct htab_deleter | |
258 | { | |
259 | void operator() (htab *ptr) const | |
260 | { | |
261 | htab_delete (ptr); | |
262 | } | |
263 | }; | |
264 | ||
265 | /* A unique_ptr wrapper for htab_t. */ | |
266 | typedef std::unique_ptr<htab, htab_deleter> htab_up; | |
267 | ||
48faced0 DE |
268 | extern void free_current_contents (void *); |
269 | ||
48faced0 DE |
270 | extern void init_page_info (void); |
271 | ||
b95de2b7 TT |
272 | /* Temporarily set BATCH_FLAG and the associated unlimited terminal size. |
273 | Restore when destroyed. */ | |
274 | ||
275 | struct set_batch_flag_and_restore_page_info | |
276 | { | |
277 | public: | |
278 | ||
279 | set_batch_flag_and_restore_page_info (); | |
280 | ~set_batch_flag_and_restore_page_info (); | |
281 | ||
282 | DISABLE_COPY_AND_ASSIGN (set_batch_flag_and_restore_page_info); | |
283 | ||
284 | private: | |
285 | ||
286 | /* Note that this doesn't use scoped_restore, because it's important | |
287 | to control the ordering of operations in the destruction, and it | |
288 | was simpler to avoid introducing a new ad hoc class. */ | |
289 | unsigned m_save_lines_per_page; | |
290 | unsigned m_save_chars_per_line; | |
291 | int m_save_batch_flag; | |
292 | }; | |
48faced0 DE |
293 | |
294 | extern struct cleanup *make_bpstat_clear_actions_cleanup (void); | |
295 | \f | |
296 | /* Path utilities. */ | |
297 | ||
14278e1f | 298 | extern gdb::unique_xmalloc_ptr<char> gdb_realpath (const char *); |
48faced0 | 299 | |
4971c9a7 | 300 | extern gdb::unique_xmalloc_ptr<char> gdb_realpath_keepfile (const char *); |
4856b6bc | 301 | |
e3e41d58 | 302 | extern gdb::unique_xmalloc_ptr<char> gdb_abspath (const char *); |
04affae3 | 303 | |
48faced0 DE |
304 | extern int gdb_filename_fnmatch (const char *pattern, const char *string, |
305 | int flags); | |
306 | ||
307 | extern void substitute_path_component (char **stringp, const char *from, | |
308 | const char *to); | |
309 | ||
d721ba37 | 310 | std::string ldirname (const char *filename); |
cce0e923 DE |
311 | |
312 | extern int count_path_elements (const char *path); | |
313 | ||
314 | extern const char *strip_leading_path_elements (const char *path, int n); | |
48faced0 DE |
315 | \f |
316 | /* GDB output, ui_file utilities. */ | |
317 | ||
318 | struct ui_file; | |
319 | ||
48faced0 DE |
320 | extern int query (const char *, ...) ATTRIBUTE_PRINTF (1, 2); |
321 | extern int nquery (const char *, ...) ATTRIBUTE_PRINTF (1, 2); | |
322 | extern int yquery (const char *, ...) ATTRIBUTE_PRINTF (1, 2); | |
323 | ||
324 | extern void begin_line (void); | |
325 | ||
d2c0eef4 | 326 | extern void wrap_here (const char *); |
48faced0 DE |
327 | |
328 | extern void reinitialize_more_filter (void); | |
329 | ||
74da6f00 PA |
330 | extern int pagination_enabled; |
331 | ||
79aa2fe8 PA |
332 | extern struct ui_file **current_ui_gdb_stdout_ptr (void); |
333 | extern struct ui_file **current_ui_gdb_stdin_ptr (void); | |
334 | extern struct ui_file **current_ui_gdb_stderr_ptr (void); | |
335 | extern struct ui_file **current_ui_gdb_stdlog_ptr (void); | |
336 | ||
337 | /* The current top level's ui_file streams. */ | |
338 | ||
48faced0 | 339 | /* Normal results */ |
79aa2fe8 | 340 | #define gdb_stdout (*current_ui_gdb_stdout_ptr ()) |
48faced0 | 341 | /* Input stream */ |
79aa2fe8 | 342 | #define gdb_stdin (*current_ui_gdb_stdin_ptr ()) |
48faced0 | 343 | /* Serious error notifications */ |
79aa2fe8 | 344 | #define gdb_stderr (*current_ui_gdb_stderr_ptr ()) |
48faced0 DE |
345 | /* Log/debug/trace messages that should bypass normal stdout/stderr |
346 | filtering. For moment, always call this stream using | |
347 | *_unfiltered. In the very near future that restriction shall be | |
348 | removed - either call shall be unfiltered. (cagney 1999-06-13). */ | |
79aa2fe8 PA |
349 | #define gdb_stdlog (*current_ui_gdb_stdlog_ptr ()) |
350 | ||
351 | /* Truly global ui_file streams. These are all defined in main.c. */ | |
352 | ||
48faced0 DE |
353 | /* Target output that should bypass normal stdout/stderr filtering. |
354 | For moment, always call this stream using *_unfiltered. In the | |
355 | very near future that restriction shall be removed - either call | |
356 | shall be unfiltered. (cagney 1999-07-02). */ | |
357 | extern struct ui_file *gdb_stdtarg; | |
358 | extern struct ui_file *gdb_stdtargerr; | |
359 | extern struct ui_file *gdb_stdtargin; | |
360 | ||
d6e5e7f7 PP |
361 | /* Set the screen dimensions to WIDTH and HEIGHT. */ |
362 | ||
363 | extern void set_screen_width_and_height (int width, int height); | |
364 | ||
48faced0 DE |
365 | /* More generic printf like operations. Filtered versions may return |
366 | non-locally on error. */ | |
367 | ||
368 | extern void fputs_filtered (const char *, struct ui_file *); | |
369 | ||
370 | extern void fputs_unfiltered (const char *, struct ui_file *); | |
371 | ||
372 | extern int fputc_filtered (int c, struct ui_file *); | |
373 | ||
374 | extern int fputc_unfiltered (int c, struct ui_file *); | |
375 | ||
376 | extern int putchar_filtered (int c); | |
377 | ||
378 | extern int putchar_unfiltered (int c); | |
379 | ||
380 | extern void puts_filtered (const char *); | |
381 | ||
382 | extern void puts_unfiltered (const char *); | |
383 | ||
384 | extern void puts_filtered_tabular (char *string, int width, int right); | |
385 | ||
386 | extern void puts_debug (char *prefix, char *string, char *suffix); | |
387 | ||
388 | extern void vprintf_filtered (const char *, va_list) ATTRIBUTE_PRINTF (1, 0); | |
389 | ||
390 | extern void vfprintf_filtered (struct ui_file *, const char *, va_list) | |
391 | ATTRIBUTE_PRINTF (2, 0); | |
392 | ||
393 | extern void fprintf_filtered (struct ui_file *, const char *, ...) | |
394 | ATTRIBUTE_PRINTF (2, 3); | |
395 | ||
396 | extern void fprintfi_filtered (int, struct ui_file *, const char *, ...) | |
397 | ATTRIBUTE_PRINTF (3, 4); | |
398 | ||
399 | extern void printf_filtered (const char *, ...) ATTRIBUTE_PRINTF (1, 2); | |
400 | ||
401 | extern void printfi_filtered (int, const char *, ...) ATTRIBUTE_PRINTF (2, 3); | |
402 | ||
403 | extern void vprintf_unfiltered (const char *, va_list) ATTRIBUTE_PRINTF (1, 0); | |
404 | ||
405 | extern void vfprintf_unfiltered (struct ui_file *, const char *, va_list) | |
406 | ATTRIBUTE_PRINTF (2, 0); | |
407 | ||
408 | extern void fprintf_unfiltered (struct ui_file *, const char *, ...) | |
409 | ATTRIBUTE_PRINTF (2, 3); | |
410 | ||
411 | extern void printf_unfiltered (const char *, ...) ATTRIBUTE_PRINTF (1, 2); | |
412 | ||
413 | extern void print_spaces (int, struct ui_file *); | |
414 | ||
415 | extern void print_spaces_filtered (int, struct ui_file *); | |
416 | ||
417 | extern char *n_spaces (int); | |
418 | ||
419 | extern void fputstr_filtered (const char *str, int quotr, | |
420 | struct ui_file * stream); | |
421 | ||
422 | extern void fputstr_unfiltered (const char *str, int quotr, | |
423 | struct ui_file * stream); | |
424 | ||
425 | extern void fputstrn_filtered (const char *str, int n, int quotr, | |
426 | struct ui_file * stream); | |
427 | ||
428 | extern void fputstrn_unfiltered (const char *str, int n, int quotr, | |
429 | struct ui_file * stream); | |
430 | ||
2437fd32 GB |
431 | /* Return nonzero if filtered printing is initialized. */ |
432 | extern int filtered_printing_initialized (void); | |
433 | ||
48faced0 | 434 | /* Display the host ADDR on STREAM formatted as ``0x%x''. */ |
b80c3053 PA |
435 | extern void gdb_print_host_address_1 (const void *addr, struct ui_file *stream); |
436 | ||
437 | /* Wrapper that avoids adding a pointless cast to all callers. */ | |
438 | #define gdb_print_host_address(ADDR, STREAM) \ | |
439 | gdb_print_host_address_1 ((const void *) ADDR, STREAM) | |
48faced0 | 440 | |
a738ea1d YQ |
441 | /* Return the address only having significant bits. */ |
442 | extern CORE_ADDR address_significant (gdbarch *gdbarch, CORE_ADDR addr); | |
443 | ||
48faced0 DE |
444 | /* Convert CORE_ADDR to string in platform-specific manner. |
445 | This is usually formatted similar to 0x%lx. */ | |
446 | extern const char *paddress (struct gdbarch *gdbarch, CORE_ADDR addr); | |
447 | ||
448 | /* Return a string representation in hexadecimal notation of ADDRESS, | |
449 | which is suitable for printing. */ | |
450 | ||
451 | extern const char *print_core_address (struct gdbarch *gdbarch, | |
452 | CORE_ADDR address); | |
453 | ||
454 | /* Callback hash_f and eq_f for htab_create_alloc or htab_create_alloc_ex. */ | |
455 | extern hashval_t core_addr_hash (const void *ap); | |
456 | extern int core_addr_eq (const void *ap, const void *bp); | |
457 | ||
48faced0 DE |
458 | extern CORE_ADDR string_to_core_addr (const char *my_string); |
459 | ||
48faced0 DE |
460 | extern void fprintf_symbol_filtered (struct ui_file *, const char *, |
461 | enum language, int); | |
462 | ||
598d3636 JK |
463 | extern void throw_perror_with_name (enum errors errcode, const char *string) |
464 | ATTRIBUTE_NORETURN; | |
48faced0 | 465 | |
7c647d61 JB |
466 | extern void perror_warning_with_name (const char *string); |
467 | ||
48faced0 DE |
468 | extern void print_sys_errmsg (const char *, int); |
469 | \f | |
470 | /* Warnings and error messages. */ | |
471 | ||
472 | extern void (*deprecated_error_begin_hook) (void); | |
473 | ||
48faced0 DE |
474 | /* Message to be printed before the warning message, when a warning occurs. */ |
475 | ||
69bbf465 | 476 | extern const char *warning_pre_print; |
48faced0 | 477 | |
d7e74731 | 478 | extern void error_stream (const string_file &) ATTRIBUTE_NORETURN; |
48faced0 | 479 | |
57fcfb1b GB |
480 | extern void demangler_vwarning (const char *file, int line, |
481 | const char *, va_list ap) | |
482 | ATTRIBUTE_PRINTF (3, 0); | |
483 | ||
484 | extern void demangler_warning (const char *file, int line, | |
485 | const char *, ...) ATTRIBUTE_PRINTF (3, 4); | |
486 | ||
48faced0 DE |
487 | \f |
488 | /* Misc. utilities. */ | |
489 | ||
490 | /* Allocation and deallocation functions for the libiberty hash table | |
491 | which use obstacks. */ | |
492 | void *hashtab_obstack_allocate (void *data, size_t size, size_t count); | |
493 | void dummy_obstack_deallocate (void *object, void *data); | |
494 | ||
495 | #ifdef HAVE_WAITPID | |
496 | extern pid_t wait_to_die_with_timeout (pid_t pid, int *status, int timeout); | |
497 | #endif | |
498 | ||
48faced0 DE |
499 | extern int myread (int, char *, int); |
500 | ||
501 | /* Ensure that V is aligned to an N byte boundary (B's assumed to be a | |
502 | power of 2). Round up/down when necessary. Examples of correct | |
503 | use include: | |
504 | ||
505 | addr = align_up (addr, 8); -- VALUE needs 8 byte alignment | |
506 | write_memory (addr, value, len); | |
507 | addr += len; | |
508 | ||
509 | and: | |
510 | ||
511 | sp = align_down (sp - len, 16); -- Keep SP 16 byte aligned | |
512 | write_memory (sp, value, len); | |
513 | ||
514 | Note that uses such as: | |
515 | ||
516 | write_memory (addr, value, len); | |
517 | addr += align_up (len, 8); | |
518 | ||
519 | and: | |
520 | ||
521 | sp -= align_up (len, 8); | |
522 | write_memory (sp, value, len); | |
523 | ||
524 | are typically not correct as they don't ensure that the address (SP | |
525 | or ADDR) is correctly aligned (relying on previous alignment to | |
526 | keep things right). This is also why the methods are called | |
527 | "align_..." instead of "round_..." as the latter reads better with | |
528 | this incorrect coding style. */ | |
529 | ||
530 | extern ULONGEST align_up (ULONGEST v, int n); | |
531 | extern ULONGEST align_down (ULONGEST v, int n); | |
532 | ||
eae7090b GB |
533 | /* Resource limits used by getrlimit and setrlimit. */ |
534 | ||
535 | enum resource_limit_kind | |
536 | { | |
537 | LIMIT_CUR, | |
538 | LIMIT_MAX | |
539 | }; | |
540 | ||
541 | /* Check whether GDB will be able to dump core using the dump_core | |
542 | function. Returns zero if GDB cannot or should not dump core. | |
543 | If LIMIT_KIND is LIMIT_CUR the user's soft limit will be respected. | |
544 | If LIMIT_KIND is LIMIT_MAX only the hard limit will be respected. */ | |
545 | ||
546 | extern int can_dump_core (enum resource_limit_kind limit_kind); | |
547 | ||
548 | /* Print a warning that we cannot dump core. */ | |
549 | ||
550 | extern void warn_cant_dump_core (const char *reason); | |
551 | ||
552 | /* Dump core trying to increase the core soft limit to hard limit | |
553 | first. */ | |
554 | ||
555 | extern void dump_core (void); | |
556 | ||
7c50a931 DE |
557 | /* Return the hex string form of LENGTH bytes of DATA. |
558 | Space for the result is malloc'd, caller must free. */ | |
559 | ||
560 | extern char *make_hex_string (const gdb_byte *data, size_t length); | |
561 | ||
48faced0 | 562 | #endif /* UTILS_H */ |