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872d8fea PC |
1 | // Versatile string -*- C++ -*- |
2 | ||
ee3ee948 | 3 | // Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
79667f82 | 4 | // Free Software Foundation, Inc. |
872d8fea PC |
5 | // |
6 | // This file is part of the GNU ISO C++ Library. This library is free | |
7 | // software; you can redistribute it and/or modify it under the | |
8 | // terms of the GNU General Public License as published by the | |
748086b7 | 9 | // Free Software Foundation; either version 3, or (at your option) |
872d8fea PC |
10 | // any later version. |
11 | ||
12 | // This library is distributed in the hope that it will be useful, | |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | // GNU General Public License for more details. | |
16 | ||
748086b7 JJ |
17 | // Under Section 7 of GPL version 3, you are granted additional |
18 | // permissions described in the GCC Runtime Library Exception, version | |
19 | // 3.1, as published by the Free Software Foundation. | |
20 | ||
21 | // You should have received a copy of the GNU General Public License and | |
22 | // a copy of the GCC Runtime Library Exception along with this program; | |
23 | // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
24 | // <http://www.gnu.org/licenses/>. | |
872d8fea PC |
25 | |
26 | /** @file ext/vstring.h | |
27 | * This file is a GNU extension to the Standard C++ Library. | |
28 | */ | |
29 | ||
30 | #ifndef _VSTRING_H | |
31 | #define _VSTRING_H 1 | |
32 | ||
33 | #pragma GCC system_header | |
34 | ||
988499f4 | 35 | #include <initializer_list> |
872d8fea PC |
36 | #include <ext/vstring_util.h> |
37 | #include <ext/rc_string_base.h> | |
38 | #include <ext/sso_string_base.h> | |
39 | ||
12ffa228 BK |
40 | namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) |
41 | { | |
42 | _GLIBCXX_BEGIN_NAMESPACE_VERSION | |
3cbc7af0 | 43 | |
872d8fea PC |
44 | /** |
45 | * @class __versa_string vstring.h | |
0eb95b0d BK |
46 | * @brief Template class __versa_string. |
47 | * @ingroup extensions | |
48 | * | |
49 | * Data structure managing sequences of characters and | |
50 | * character-like objects. | |
872d8fea | 51 | */ |
872d8fea PC |
52 | template<typename _CharT, typename _Traits, typename _Alloc, |
53 | template <typename, typename, typename> class _Base> | |
54 | class __versa_string | |
55 | : private _Base<_CharT, _Traits, _Alloc> | |
56 | { | |
79667f82 | 57 | typedef _Base<_CharT, _Traits, _Alloc> __vstring_base; |
872d8fea PC |
58 | typedef typename __vstring_base::_CharT_alloc_type _CharT_alloc_type; |
59 | ||
60 | // Types: | |
61 | public: | |
62 | typedef _Traits traits_type; | |
63 | typedef typename _Traits::char_type value_type; | |
64 | typedef _Alloc allocator_type; | |
65 | typedef typename _CharT_alloc_type::size_type size_type; | |
66 | typedef typename _CharT_alloc_type::difference_type difference_type; | |
1e2c0906 PC |
67 | typedef value_type& reference; |
68 | typedef const value_type& const_reference; | |
872d8fea PC |
69 | typedef typename _CharT_alloc_type::pointer pointer; |
70 | typedef typename _CharT_alloc_type::const_pointer const_pointer; | |
71 | typedef __gnu_cxx::__normal_iterator<pointer, __versa_string> iterator; | |
72 | typedef __gnu_cxx::__normal_iterator<const_pointer, __versa_string> | |
73 | const_iterator; | |
74 | typedef std::reverse_iterator<const_iterator> const_reverse_iterator; | |
75 | typedef std::reverse_iterator<iterator> reverse_iterator; | |
76 | ||
486516b6 | 77 | // Data Member (public): |
872d8fea PC |
78 | /// Value returned by various member functions when they fail. |
79 | static const size_type npos = static_cast<size_type>(-1); | |
80 | ||
81 | private: | |
82 | size_type | |
83 | _M_check(size_type __pos, const char* __s) const | |
84 | { | |
85 | if (__pos > this->size()) | |
86 | std::__throw_out_of_range(__N(__s)); | |
87 | return __pos; | |
88 | } | |
89 | ||
90 | void | |
91 | _M_check_length(size_type __n1, size_type __n2, const char* __s) const | |
92 | { | |
93 | if (this->max_size() - (this->size() - __n1) < __n2) | |
94 | std::__throw_length_error(__N(__s)); | |
95 | } | |
96 | ||
97 | // NB: _M_limit doesn't check for a bad __pos value. | |
98 | size_type | |
99 | _M_limit(size_type __pos, size_type __off) const | |
100 | { | |
101 | const bool __testoff = __off < this->size() - __pos; | |
102 | return __testoff ? __off : this->size() - __pos; | |
103 | } | |
104 | ||
105 | // True if _Rep and source do not overlap. | |
106 | bool | |
107 | _M_disjunct(const _CharT* __s) const | |
108 | { | |
109 | return (std::less<const _CharT*>()(__s, this->_M_data()) | |
110 | || std::less<const _CharT*>()(this->_M_data() | |
111 | + this->size(), __s)); | |
112 | } | |
113 | ||
114 | // For the internal use we have functions similar to `begin'/`end' | |
115 | // but they do not call _M_leak. | |
116 | iterator | |
117 | _M_ibegin() const | |
118 | { return iterator(this->_M_data()); } | |
119 | ||
120 | iterator | |
121 | _M_iend() const | |
122 | { return iterator(this->_M_data() + this->_M_length()); } | |
123 | ||
124 | public: | |
125 | // Construct/copy/destroy: | |
126 | // NB: We overload ctors in some cases instead of using default | |
127 | // arguments, per 17.4.4.4 para. 2 item 2. | |
128 | ||
129 | /** | |
130 | * @brief Default constructor creates an empty string. | |
131 | */ | |
132 | __versa_string() | |
133 | : __vstring_base() { } | |
134 | ||
135 | /** | |
136 | * @brief Construct an empty string using allocator @a a. | |
137 | */ | |
138 | explicit | |
139 | __versa_string(const _Alloc& __a) | |
140 | : __vstring_base(__a) { } | |
141 | ||
142 | // NB: per LWG issue 42, semantics different from IS: | |
143 | /** | |
144 | * @brief Construct string with copy of value of @a str. | |
5b9daa7e | 145 | * @param __str Source string. |
872d8fea PC |
146 | */ |
147 | __versa_string(const __versa_string& __str) | |
148 | : __vstring_base(__str) { } | |
149 | ||
053cc380 PC |
150 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
151 | /** | |
152 | * @brief String move constructor. | |
5b9daa7e | 153 | * @param __str Source string. |
053cc380 | 154 | * |
5b9daa7e BK |
155 | * The newly-constructed %string contains the exact contents of |
156 | * @a str. The contents of @a str are a valid, but unspecified | |
157 | * string. | |
053cc380 PC |
158 | */ |
159 | __versa_string(__versa_string&& __str) | |
5f1fd346 | 160 | : __vstring_base(std::move(__str)) { } |
988499f4 JM |
161 | |
162 | /** | |
163 | * @brief Construct string from an initializer list. | |
5b9daa7e BK |
164 | * @param __l std::initializer_list of characters. |
165 | * @param __a Allocator to use (default is default allocator). | |
988499f4 | 166 | */ |
1e58e43b PC |
167 | __versa_string(std::initializer_list<_CharT> __l, |
168 | const _Alloc& __a = _Alloc()) | |
169 | : __vstring_base(__l.begin(), __l.end(), __a) { } | |
053cc380 PC |
170 | #endif |
171 | ||
872d8fea PC |
172 | /** |
173 | * @brief Construct string as copy of a substring. | |
5b9daa7e BK |
174 | * @param __str Source string. |
175 | * @param __pos Index of first character to copy from. | |
176 | * @param __n Number of characters to copy (default remainder). | |
872d8fea PC |
177 | */ |
178 | __versa_string(const __versa_string& __str, size_type __pos, | |
179 | size_type __n = npos) | |
180 | : __vstring_base(__str._M_data() | |
181 | + __str._M_check(__pos, | |
182 | "__versa_string::__versa_string"), | |
183 | __str._M_data() + __str._M_limit(__pos, __n) | |
184 | + __pos, _Alloc()) { } | |
185 | ||
186 | /** | |
187 | * @brief Construct string as copy of a substring. | |
5b9daa7e BK |
188 | * @param __str Source string. |
189 | * @param __pos Index of first character to copy from. | |
190 | * @param __n Number of characters to copy. | |
191 | * @param __a Allocator to use. | |
872d8fea PC |
192 | */ |
193 | __versa_string(const __versa_string& __str, size_type __pos, | |
194 | size_type __n, const _Alloc& __a) | |
195 | : __vstring_base(__str._M_data() | |
196 | + __str._M_check(__pos, | |
197 | "__versa_string::__versa_string"), | |
198 | __str._M_data() + __str._M_limit(__pos, __n) | |
199 | + __pos, __a) { } | |
200 | ||
201 | /** | |
202 | * @brief Construct string initialized by a character array. | |
5b9daa7e BK |
203 | * @param __s Source character array. |
204 | * @param __n Number of characters to copy. | |
205 | * @param __a Allocator to use (default is default allocator). | |
872d8fea | 206 | * |
5df9ac4b | 207 | * NB: @a __s must have at least @a __n characters, '\\0' has no special |
872d8fea PC |
208 | * meaning. |
209 | */ | |
210 | __versa_string(const _CharT* __s, size_type __n, | |
211 | const _Alloc& __a = _Alloc()) | |
212 | : __vstring_base(__s, __s + __n, __a) { } | |
213 | ||
214 | /** | |
215 | * @brief Construct string as copy of a C string. | |
5b9daa7e BK |
216 | * @param __s Source C string. |
217 | * @param __a Allocator to use (default is default allocator). | |
872d8fea PC |
218 | */ |
219 | __versa_string(const _CharT* __s, const _Alloc& __a = _Alloc()) | |
220 | : __vstring_base(__s, __s ? __s + traits_type::length(__s) : | |
221 | __s + npos, __a) { } | |
222 | ||
223 | /** | |
224 | * @brief Construct string as multiple characters. | |
5b9daa7e BK |
225 | * @param __n Number of characters. |
226 | * @param __c Character to use. | |
227 | * @param __a Allocator to use (default is default allocator). | |
872d8fea PC |
228 | */ |
229 | __versa_string(size_type __n, _CharT __c, const _Alloc& __a = _Alloc()) | |
230 | : __vstring_base(__n, __c, __a) { } | |
231 | ||
232 | /** | |
233 | * @brief Construct string as copy of a range. | |
5b9daa7e BK |
234 | * @param __beg Start of range. |
235 | * @param __end End of range. | |
236 | * @param __a Allocator to use (default is default allocator). | |
872d8fea PC |
237 | */ |
238 | template<class _InputIterator> | |
239 | __versa_string(_InputIterator __beg, _InputIterator __end, | |
240 | const _Alloc& __a = _Alloc()) | |
241 | : __vstring_base(__beg, __end, __a) { } | |
242 | ||
243 | /** | |
244 | * @brief Destroy the string instance. | |
245 | */ | |
246 | ~__versa_string() { } | |
247 | ||
248 | /** | |
249 | * @brief Assign the value of @a str to this string. | |
5b9daa7e | 250 | * @param __str Source string. |
872d8fea PC |
251 | */ |
252 | __versa_string& | |
253 | operator=(const __versa_string& __str) | |
254 | { return this->assign(__str); } | |
255 | ||
053cc380 PC |
256 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
257 | /** | |
258 | * @brief String move assignment operator. | |
5b9daa7e | 259 | * @param __str Source string. |
053cc380 | 260 | * |
5b9daa7e BK |
261 | * The contents of @a __str are moved into this string (without |
262 | * copying). @a __str is a valid, but unspecified string. | |
053cc380 PC |
263 | */ |
264 | __versa_string& | |
265 | operator=(__versa_string&& __str) | |
266 | { | |
0462fd5e | 267 | // NB: DR 1204. |
0462fd5e | 268 | this->swap(__str); |
053cc380 PC |
269 | return *this; |
270 | } | |
988499f4 JM |
271 | |
272 | /** | |
273 | * @brief Set value to string constructed from initializer list. | |
5b9daa7e | 274 | * @param __l std::initializer_list. |
988499f4 JM |
275 | */ |
276 | __versa_string& | |
277 | operator=(std::initializer_list<_CharT> __l) | |
278 | { | |
1e58e43b | 279 | this->assign(__l.begin(), __l.end()); |
988499f4 JM |
280 | return *this; |
281 | } | |
053cc380 PC |
282 | #endif |
283 | ||
872d8fea | 284 | /** |
5b9daa7e BK |
285 | * @brief Copy contents of @a __s into this string. |
286 | * @param __s Source null-terminated string. | |
872d8fea PC |
287 | */ |
288 | __versa_string& | |
289 | operator=(const _CharT* __s) | |
290 | { return this->assign(__s); } | |
291 | ||
292 | /** | |
293 | * @brief Set value to string of length 1. | |
5b9daa7e | 294 | * @param __c Source character. |
872d8fea PC |
295 | * |
296 | * Assigning to a character makes this string length 1 and | |
5b9daa7e | 297 | * (*this)[0] == @a __c. |
872d8fea PC |
298 | */ |
299 | __versa_string& | |
300 | operator=(_CharT __c) | |
301 | { | |
302 | this->assign(1, __c); | |
303 | return *this; | |
304 | } | |
305 | ||
306 | // Iterators: | |
307 | /** | |
308 | * Returns a read/write iterator that points to the first character in | |
309 | * the %string. Unshares the string. | |
310 | */ | |
311 | iterator | |
312 | begin() | |
313 | { | |
314 | this->_M_leak(); | |
315 | return iterator(this->_M_data()); | |
316 | } | |
317 | ||
318 | /** | |
319 | * Returns a read-only (constant) iterator that points to the first | |
320 | * character in the %string. | |
321 | */ | |
322 | const_iterator | |
323 | begin() const | |
324 | { return const_iterator(this->_M_data()); } | |
325 | ||
326 | /** | |
327 | * Returns a read/write iterator that points one past the last | |
328 | * character in the %string. Unshares the string. | |
329 | */ | |
330 | iterator | |
331 | end() | |
332 | { | |
333 | this->_M_leak(); | |
334 | return iterator(this->_M_data() + this->size()); | |
335 | } | |
336 | ||
337 | /** | |
338 | * Returns a read-only (constant) iterator that points one past the | |
339 | * last character in the %string. | |
340 | */ | |
341 | const_iterator | |
342 | end() const | |
343 | { return const_iterator(this->_M_data() + this->size()); } | |
344 | ||
345 | /** | |
346 | * Returns a read/write reverse iterator that points to the last | |
347 | * character in the %string. Iteration is done in reverse element | |
348 | * order. Unshares the string. | |
349 | */ | |
350 | reverse_iterator | |
351 | rbegin() | |
352 | { return reverse_iterator(this->end()); } | |
353 | ||
354 | /** | |
355 | * Returns a read-only (constant) reverse iterator that points | |
356 | * to the last character in the %string. Iteration is done in | |
357 | * reverse element order. | |
358 | */ | |
359 | const_reverse_iterator | |
360 | rbegin() const | |
361 | { return const_reverse_iterator(this->end()); } | |
362 | ||
363 | /** | |
364 | * Returns a read/write reverse iterator that points to one before the | |
365 | * first character in the %string. Iteration is done in reverse | |
366 | * element order. Unshares the string. | |
367 | */ | |
368 | reverse_iterator | |
369 | rend() | |
370 | { return reverse_iterator(this->begin()); } | |
371 | ||
372 | /** | |
373 | * Returns a read-only (constant) reverse iterator that points | |
374 | * to one before the first character in the %string. Iteration | |
375 | * is done in reverse element order. | |
376 | */ | |
377 | const_reverse_iterator | |
378 | rend() const | |
379 | { return const_reverse_iterator(this->begin()); } | |
380 | ||
0cd50f89 PC |
381 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
382 | /** | |
383 | * Returns a read-only (constant) iterator that points to the first | |
384 | * character in the %string. | |
385 | */ | |
386 | const_iterator | |
387 | cbegin() const | |
388 | { return const_iterator(this->_M_data()); } | |
389 | ||
390 | /** | |
391 | * Returns a read-only (constant) iterator that points one past the | |
392 | * last character in the %string. | |
393 | */ | |
394 | const_iterator | |
395 | cend() const | |
396 | { return const_iterator(this->_M_data() + this->size()); } | |
397 | ||
398 | /** | |
399 | * Returns a read-only (constant) reverse iterator that points | |
400 | * to the last character in the %string. Iteration is done in | |
401 | * reverse element order. | |
402 | */ | |
403 | const_reverse_iterator | |
404 | crbegin() const | |
405 | { return const_reverse_iterator(this->end()); } | |
406 | ||
407 | /** | |
408 | * Returns a read-only (constant) reverse iterator that points | |
409 | * to one before the first character in the %string. Iteration | |
410 | * is done in reverse element order. | |
411 | */ | |
412 | const_reverse_iterator | |
413 | crend() const | |
414 | { return const_reverse_iterator(this->begin()); } | |
415 | #endif | |
416 | ||
872d8fea PC |
417 | public: |
418 | // Capacity: | |
419 | /// Returns the number of characters in the string, not including any | |
420 | /// null-termination. | |
421 | size_type | |
422 | size() const | |
423 | { return this->_M_length(); } | |
424 | ||
425 | /// Returns the number of characters in the string, not including any | |
426 | /// null-termination. | |
427 | size_type | |
428 | length() const | |
429 | { return this->_M_length(); } | |
430 | ||
431 | /// Returns the size() of the largest possible %string. | |
432 | size_type | |
433 | max_size() const | |
486516b6 | 434 | { return this->_M_max_size(); } |
872d8fea PC |
435 | |
436 | /** | |
437 | * @brief Resizes the %string to the specified number of characters. | |
5b9daa7e BK |
438 | * @param __n Number of characters the %string should contain. |
439 | * @param __c Character to fill any new elements. | |
872d8fea PC |
440 | * |
441 | * This function will %resize the %string to the specified | |
442 | * number of characters. If the number is smaller than the | |
443 | * %string's current size the %string is truncated, otherwise | |
5b9daa7e | 444 | * the %string is extended and new elements are set to @a __c. |
872d8fea PC |
445 | */ |
446 | void | |
447 | resize(size_type __n, _CharT __c); | |
448 | ||
449 | /** | |
450 | * @brief Resizes the %string to the specified number of characters. | |
5b9daa7e | 451 | * @param __n Number of characters the %string should contain. |
872d8fea | 452 | * |
5b9daa7e BK |
453 | * This function will resize the %string to the specified |
454 | * length. If the new size is smaller than the %string's | |
455 | * current size the %string is truncated, otherwise the %string | |
456 | * is extended and new characters are default-constructed. For | |
457 | * basic types such as char, this means setting them to 0. | |
872d8fea PC |
458 | */ |
459 | void | |
460 | resize(size_type __n) | |
461 | { this->resize(__n, _CharT()); } | |
462 | ||
79667f82 PC |
463 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
464 | /// A non-binding request to reduce capacity() to size(). | |
465 | void | |
466 | shrink_to_fit() | |
467 | { | |
23f8e984 | 468 | __try |
79667f82 | 469 | { this->reserve(0); } |
23f8e984 | 470 | __catch(...) |
79667f82 PC |
471 | { } |
472 | } | |
473 | #endif | |
474 | ||
872d8fea | 475 | /** |
5b9daa7e BK |
476 | * Returns the total number of characters that the %string can |
477 | * hold before needing to allocate more memory. | |
872d8fea PC |
478 | */ |
479 | size_type | |
480 | capacity() const | |
481 | { return this->_M_capacity(); } | |
482 | ||
483 | /** | |
484 | * @brief Attempt to preallocate enough memory for specified number of | |
485 | * characters. | |
5b9daa7e BK |
486 | * @param __res_arg Number of characters required. |
487 | * @throw std::length_error If @a __res_arg exceeds @c max_size(). | |
872d8fea PC |
488 | * |
489 | * This function attempts to reserve enough memory for the | |
490 | * %string to hold the specified number of characters. If the | |
491 | * number requested is more than max_size(), length_error is | |
492 | * thrown. | |
493 | * | |
494 | * The advantage of this function is that if optimal code is a | |
5b9daa7e BK |
495 | * necessity and the user can determine the string length that |
496 | * will be required, the user can reserve the memory in | |
497 | * %advance, and thus prevent a possible reallocation of memory | |
498 | * and copying of %string data. | |
872d8fea PC |
499 | */ |
500 | void | |
501 | reserve(size_type __res_arg = 0) | |
cf882919 | 502 | { this->_M_reserve(__res_arg); } |
872d8fea PC |
503 | |
504 | /** | |
505 | * Erases the string, making it empty. | |
506 | */ | |
507 | void | |
508 | clear() | |
7867a3f7 | 509 | { this->_M_clear(); } |
872d8fea PC |
510 | |
511 | /** | |
2a60a9f6 BK |
512 | * Returns true if the %string is empty. Equivalent to |
513 | * <code>*this == ""</code>. | |
872d8fea PC |
514 | */ |
515 | bool | |
516 | empty() const | |
517 | { return this->size() == 0; } | |
518 | ||
519 | // Element access: | |
520 | /** | |
521 | * @brief Subscript access to the data contained in the %string. | |
5b9daa7e | 522 | * @param __pos The index of the character to access. |
872d8fea PC |
523 | * @return Read-only (constant) reference to the character. |
524 | * | |
525 | * This operator allows for easy, array-style, data access. | |
526 | * Note that data access with this operator is unchecked and | |
527 | * out_of_range lookups are not defined. (For checked lookups | |
528 | * see at().) | |
529 | */ | |
530 | const_reference | |
531 | operator[] (size_type __pos) const | |
532 | { | |
533 | _GLIBCXX_DEBUG_ASSERT(__pos <= this->size()); | |
534 | return this->_M_data()[__pos]; | |
535 | } | |
536 | ||
537 | /** | |
538 | * @brief Subscript access to the data contained in the %string. | |
5b9daa7e | 539 | * @param __pos The index of the character to access. |
872d8fea PC |
540 | * @return Read/write reference to the character. |
541 | * | |
542 | * This operator allows for easy, array-style, data access. | |
543 | * Note that data access with this operator is unchecked and | |
544 | * out_of_range lookups are not defined. (For checked lookups | |
545 | * see at().) Unshares the string. | |
546 | */ | |
547 | reference | |
548 | operator[](size_type __pos) | |
549 | { | |
df108331 PC |
550 | // allow pos == size() as v3 extension: |
551 | _GLIBCXX_DEBUG_ASSERT(__pos <= this->size()); | |
552 | // but be strict in pedantic mode: | |
553 | _GLIBCXX_DEBUG_PEDASSERT(__pos < this->size()); | |
872d8fea PC |
554 | this->_M_leak(); |
555 | return this->_M_data()[__pos]; | |
556 | } | |
557 | ||
558 | /** | |
559 | * @brief Provides access to the data contained in the %string. | |
5b9daa7e | 560 | * @param __n The index of the character to access. |
872d8fea | 561 | * @return Read-only (const) reference to the character. |
5b9daa7e | 562 | * @throw std::out_of_range If @a __n is an invalid index. |
872d8fea | 563 | * |
5b9daa7e BK |
564 | * This function provides for safer data access. The parameter |
565 | * is first checked that it is in the range of the string. The | |
566 | * function throws out_of_range if the check fails. | |
872d8fea PC |
567 | */ |
568 | const_reference | |
569 | at(size_type __n) const | |
570 | { | |
571 | if (__n >= this->size()) | |
572 | std::__throw_out_of_range(__N("__versa_string::at")); | |
573 | return this->_M_data()[__n]; | |
574 | } | |
575 | ||
576 | /** | |
577 | * @brief Provides access to the data contained in the %string. | |
5b9daa7e | 578 | * @param __n The index of the character to access. |
872d8fea | 579 | * @return Read/write reference to the character. |
5b9daa7e | 580 | * @throw std::out_of_range If @a __n is an invalid index. |
872d8fea | 581 | * |
5b9daa7e BK |
582 | * This function provides for safer data access. The parameter |
583 | * is first checked that it is in the range of the string. The | |
584 | * function throws out_of_range if the check fails. Success | |
585 | * results in unsharing the string. | |
872d8fea PC |
586 | */ |
587 | reference | |
588 | at(size_type __n) | |
589 | { | |
590 | if (__n >= this->size()) | |
591 | std::__throw_out_of_range(__N("__versa_string::at")); | |
592 | this->_M_leak(); | |
593 | return this->_M_data()[__n]; | |
594 | } | |
595 | ||
07d8d70f PC |
596 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
597 | /** | |
598 | * Returns a read/write reference to the data at the first | |
599 | * element of the %string. | |
600 | */ | |
601 | reference | |
602 | front() | |
1e2c0906 | 603 | { return operator[](0); } |
07d8d70f PC |
604 | |
605 | /** | |
606 | * Returns a read-only (constant) reference to the data at the first | |
607 | * element of the %string. | |
608 | */ | |
609 | const_reference | |
610 | front() const | |
1e2c0906 | 611 | { return operator[](0); } |
07d8d70f PC |
612 | |
613 | /** | |
614 | * Returns a read/write reference to the data at the last | |
615 | * element of the %string. | |
616 | */ | |
617 | reference | |
618 | back() | |
1e2c0906 | 619 | { return operator[](this->size() - 1); } |
07d8d70f PC |
620 | |
621 | /** | |
622 | * Returns a read-only (constant) reference to the data at the | |
623 | * last element of the %string. | |
624 | */ | |
625 | const_reference | |
626 | back() const | |
1e2c0906 | 627 | { return operator[](this->size() - 1); } |
07d8d70f PC |
628 | #endif |
629 | ||
872d8fea PC |
630 | // Modifiers: |
631 | /** | |
632 | * @brief Append a string to this string. | |
5b9daa7e | 633 | * @param __str The string to append. |
872d8fea PC |
634 | * @return Reference to this string. |
635 | */ | |
636 | __versa_string& | |
637 | operator+=(const __versa_string& __str) | |
638 | { return this->append(__str); } | |
639 | ||
640 | /** | |
641 | * @brief Append a C string. | |
5b9daa7e | 642 | * @param __s The C string to append. |
872d8fea PC |
643 | * @return Reference to this string. |
644 | */ | |
645 | __versa_string& | |
646 | operator+=(const _CharT* __s) | |
647 | { return this->append(__s); } | |
648 | ||
649 | /** | |
650 | * @brief Append a character. | |
5b9daa7e | 651 | * @param __c The character to append. |
872d8fea PC |
652 | * @return Reference to this string. |
653 | */ | |
654 | __versa_string& | |
655 | operator+=(_CharT __c) | |
656 | { | |
657 | this->push_back(__c); | |
658 | return *this; | |
659 | } | |
660 | ||
988499f4 JM |
661 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
662 | /** | |
663 | * @brief Append an initializer_list of characters. | |
5b9daa7e | 664 | * @param __l The initializer_list of characters to be appended. |
988499f4 JM |
665 | * @return Reference to this string. |
666 | */ | |
667 | __versa_string& | |
668 | operator+=(std::initializer_list<_CharT> __l) | |
669 | { return this->append(__l.begin(), __l.end()); } | |
670 | #endif // __GXX_EXPERIMENTAL_CXX0X__ | |
671 | ||
872d8fea PC |
672 | /** |
673 | * @brief Append a string to this string. | |
5b9daa7e | 674 | * @param __str The string to append. |
872d8fea PC |
675 | * @return Reference to this string. |
676 | */ | |
677 | __versa_string& | |
cf882919 PC |
678 | append(const __versa_string& __str) |
679 | { return _M_append(__str._M_data(), __str.size()); } | |
872d8fea PC |
680 | |
681 | /** | |
682 | * @brief Append a substring. | |
5b9daa7e BK |
683 | * @param __str The string to append. |
684 | * @param __pos Index of the first character of str to append. | |
685 | * @param __n The number of characters to append. | |
872d8fea PC |
686 | * @return Reference to this string. |
687 | * @throw std::out_of_range if @a pos is not a valid index. | |
688 | * | |
5b9daa7e BK |
689 | * This function appends @a __n characters from @a __str |
690 | * starting at @a __pos to this string. If @a __n is is larger | |
691 | * than the number of available characters in @a __str, the | |
692 | * remainder of @a __str is appended. | |
872d8fea PC |
693 | */ |
694 | __versa_string& | |
cf882919 PC |
695 | append(const __versa_string& __str, size_type __pos, size_type __n) |
696 | { return _M_append(__str._M_data() | |
697 | + __str._M_check(__pos, "__versa_string::append"), | |
698 | __str._M_limit(__pos, __n)); } | |
872d8fea PC |
699 | |
700 | /** | |
701 | * @brief Append a C substring. | |
5b9daa7e BK |
702 | * @param __s The C string to append. |
703 | * @param __n The number of characters to append. | |
872d8fea PC |
704 | * @return Reference to this string. |
705 | */ | |
706 | __versa_string& | |
cf882919 PC |
707 | append(const _CharT* __s, size_type __n) |
708 | { | |
709 | __glibcxx_requires_string_len(__s, __n); | |
710 | _M_check_length(size_type(0), __n, "__versa_string::append"); | |
711 | return _M_append(__s, __n); | |
712 | } | |
872d8fea PC |
713 | |
714 | /** | |
715 | * @brief Append a C string. | |
5b9daa7e | 716 | * @param __s The C string to append. |
872d8fea PC |
717 | * @return Reference to this string. |
718 | */ | |
719 | __versa_string& | |
720 | append(const _CharT* __s) | |
721 | { | |
722 | __glibcxx_requires_string(__s); | |
cf882919 PC |
723 | const size_type __n = traits_type::length(__s); |
724 | _M_check_length(size_type(0), __n, "__versa_string::append"); | |
725 | return _M_append(__s, __n); | |
872d8fea PC |
726 | } |
727 | ||
728 | /** | |
729 | * @brief Append multiple characters. | |
5b9daa7e BK |
730 | * @param __n The number of characters to append. |
731 | * @param __c The character to use. | |
872d8fea PC |
732 | * @return Reference to this string. |
733 | * | |
734 | * Appends n copies of c to this string. | |
735 | */ | |
736 | __versa_string& | |
cf882919 PC |
737 | append(size_type __n, _CharT __c) |
738 | { return _M_replace_aux(this->size(), size_type(0), __n, __c); } | |
872d8fea | 739 | |
988499f4 JM |
740 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
741 | /** | |
742 | * @brief Append an initializer_list of characters. | |
5b9daa7e | 743 | * @param __l The initializer_list of characters to append. |
988499f4 JM |
744 | * @return Reference to this string. |
745 | */ | |
746 | __versa_string& | |
747 | append(std::initializer_list<_CharT> __l) | |
748 | { return this->append(__l.begin(), __l.end()); } | |
749 | #endif // __GXX_EXPERIMENTAL_CXX0X__ | |
750 | ||
872d8fea PC |
751 | /** |
752 | * @brief Append a range of characters. | |
5b9daa7e BK |
753 | * @param __first Iterator referencing the first character to append. |
754 | * @param __last Iterator marking the end of the range. | |
872d8fea PC |
755 | * @return Reference to this string. |
756 | * | |
757 | * Appends characters in the range [first,last) to this string. | |
758 | */ | |
759 | template<class _InputIterator> | |
760 | __versa_string& | |
761 | append(_InputIterator __first, _InputIterator __last) | |
762 | { return this->replace(_M_iend(), _M_iend(), __first, __last); } | |
763 | ||
764 | /** | |
765 | * @brief Append a single character. | |
5b9daa7e | 766 | * @param __c Character to append. |
872d8fea PC |
767 | */ |
768 | void | |
769 | push_back(_CharT __c) | |
770 | { | |
cf882919 PC |
771 | const size_type __size = this->size(); |
772 | if (__size + 1 > this->capacity() || this->_M_is_shared()) | |
773 | this->_M_mutate(__size, size_type(0), 0, size_type(1)); | |
774 | traits_type::assign(this->_M_data()[__size], __c); | |
775 | this->_M_set_length(__size + 1); | |
872d8fea PC |
776 | } |
777 | ||
778 | /** | |
779 | * @brief Set value to contents of another string. | |
5b9daa7e | 780 | * @param __str Source string to use. |
872d8fea PC |
781 | * @return Reference to this string. |
782 | */ | |
783 | __versa_string& | |
784 | assign(const __versa_string& __str) | |
785 | { | |
786 | this->_M_assign(__str); | |
787 | return *this; | |
788 | } | |
789 | ||
10154e0d PC |
790 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
791 | /** | |
792 | * @brief Set value to contents of another string. | |
793 | * @param __str Source string to use. | |
794 | * @return Reference to this string. | |
795 | * | |
796 | * This function sets this string to the exact contents of @a __str. | |
797 | * @a __str is a valid, but unspecified string. | |
798 | */ | |
799 | __versa_string& | |
800 | assign(__versa_string&& __str) | |
801 | { | |
802 | this->swap(__str); | |
803 | return *this; | |
804 | } | |
805 | #endif // __GXX_EXPERIMENTAL_CXX0X__ | |
806 | ||
872d8fea PC |
807 | /** |
808 | * @brief Set value to a substring of a string. | |
5b9daa7e BK |
809 | * @param __str The string to use. |
810 | * @param __pos Index of the first character of str. | |
811 | * @param __n Number of characters to use. | |
872d8fea | 812 | * @return Reference to this string. |
5b9daa7e | 813 | * @throw std::out_of_range if @a __pos is not a valid index. |
872d8fea | 814 | * |
5b9daa7e BK |
815 | * This function sets this string to the substring of @a __str |
816 | * consisting of @a __n characters at @a __pos. If @a __n is | |
817 | * is larger than the number of available characters in @a | |
818 | * __str, the remainder of @a __str is used. | |
872d8fea PC |
819 | */ |
820 | __versa_string& | |
821 | assign(const __versa_string& __str, size_type __pos, size_type __n) | |
cf882919 PC |
822 | { return _M_replace(size_type(0), this->size(), __str._M_data() |
823 | + __str._M_check(__pos, "__versa_string::assign"), | |
824 | __str._M_limit(__pos, __n)); } | |
872d8fea PC |
825 | |
826 | /** | |
827 | * @brief Set value to a C substring. | |
5b9daa7e BK |
828 | * @param __s The C string to use. |
829 | * @param __n Number of characters to use. | |
872d8fea PC |
830 | * @return Reference to this string. |
831 | * | |
5b9daa7e BK |
832 | * This function sets the value of this string to the first @a |
833 | * __n characters of @a __s. If @a __n is is larger than the | |
834 | * number of available characters in @a __s, the remainder of | |
835 | * @a __s is used. | |
872d8fea PC |
836 | */ |
837 | __versa_string& | |
cf882919 PC |
838 | assign(const _CharT* __s, size_type __n) |
839 | { | |
840 | __glibcxx_requires_string_len(__s, __n); | |
841 | return _M_replace(size_type(0), this->size(), __s, __n); | |
842 | } | |
872d8fea PC |
843 | |
844 | /** | |
845 | * @brief Set value to contents of a C string. | |
5b9daa7e | 846 | * @param __s The C string to use. |
872d8fea PC |
847 | * @return Reference to this string. |
848 | * | |
5b9daa7e BK |
849 | * This function sets the value of this string to the value of |
850 | * @a __s. The data is copied, so there is no dependence on @a | |
851 | * __s once the function returns. | |
872d8fea PC |
852 | */ |
853 | __versa_string& | |
854 | assign(const _CharT* __s) | |
855 | { | |
856 | __glibcxx_requires_string(__s); | |
cf882919 PC |
857 | return _M_replace(size_type(0), this->size(), __s, |
858 | traits_type::length(__s)); | |
872d8fea PC |
859 | } |
860 | ||
861 | /** | |
862 | * @brief Set value to multiple characters. | |
5b9daa7e BK |
863 | * @param __n Length of the resulting string. |
864 | * @param __c The character to use. | |
872d8fea PC |
865 | * @return Reference to this string. |
866 | * | |
5b9daa7e BK |
867 | * This function sets the value of this string to @a __n copies of |
868 | * character @a __c. | |
872d8fea PC |
869 | */ |
870 | __versa_string& | |
871 | assign(size_type __n, _CharT __c) | |
872 | { return _M_replace_aux(size_type(0), this->size(), __n, __c); } | |
873 | ||
874 | /** | |
875 | * @brief Set value to a range of characters. | |
5b9daa7e BK |
876 | * @param __first Iterator referencing the first character to append. |
877 | * @param __last Iterator marking the end of the range. | |
872d8fea PC |
878 | * @return Reference to this string. |
879 | * | |
5b9daa7e BK |
880 | * Sets value of string to characters in the range |
881 | * [first,last). | |
872d8fea PC |
882 | */ |
883 | template<class _InputIterator> | |
884 | __versa_string& | |
885 | assign(_InputIterator __first, _InputIterator __last) | |
886 | { return this->replace(_M_ibegin(), _M_iend(), __first, __last); } | |
887 | ||
988499f4 JM |
888 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
889 | /** | |
890 | * @brief Set value to an initializer_list of characters. | |
5b9daa7e | 891 | * @param __l The initializer_list of characters to assign. |
988499f4 JM |
892 | * @return Reference to this string. |
893 | */ | |
894 | __versa_string& | |
895 | assign(std::initializer_list<_CharT> __l) | |
896 | { return this->assign(__l.begin(), __l.end()); } | |
897 | #endif // __GXX_EXPERIMENTAL_CXX0X__ | |
898 | ||
872d8fea PC |
899 | /** |
900 | * @brief Insert multiple characters. | |
5b9daa7e BK |
901 | * @param __p Iterator referencing location in string to insert at. |
902 | * @param __n Number of characters to insert | |
903 | * @param __c The character to insert. | |
872d8fea PC |
904 | * @throw std::length_error If new length exceeds @c max_size(). |
905 | * | |
5b9daa7e BK |
906 | * Inserts @a __n copies of character @a __c starting at the |
907 | * position referenced by iterator @a __p. If adding | |
908 | * characters causes the length to exceed max_size(), | |
909 | * length_error is thrown. The value of the string doesn't | |
910 | * change if an error is thrown. | |
872d8fea PC |
911 | */ |
912 | void | |
913 | insert(iterator __p, size_type __n, _CharT __c) | |
914 | { this->replace(__p, __p, __n, __c); } | |
915 | ||
916 | /** | |
917 | * @brief Insert a range of characters. | |
5b9daa7e BK |
918 | * @param __p Iterator referencing location in string to insert at. |
919 | * @param __beg Start of range. | |
920 | * @param __end End of range. | |
872d8fea PC |
921 | * @throw std::length_error If new length exceeds @c max_size(). |
922 | * | |
5b9daa7e BK |
923 | * Inserts characters in range [beg,end). If adding characters |
924 | * causes the length to exceed max_size(), length_error is | |
925 | * thrown. The value of the string doesn't change if an error | |
926 | * is thrown. | |
872d8fea PC |
927 | */ |
928 | template<class _InputIterator> | |
929 | void | |
930 | insert(iterator __p, _InputIterator __beg, _InputIterator __end) | |
931 | { this->replace(__p, __p, __beg, __end); } | |
932 | ||
988499f4 JM |
933 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
934 | /** | |
935 | * @brief Insert an initializer_list of characters. | |
5b9daa7e BK |
936 | * @param __p Iterator referencing location in string to insert at. |
937 | * @param __l The initializer_list of characters to insert. | |
988499f4 JM |
938 | * @throw std::length_error If new length exceeds @c max_size(). |
939 | */ | |
940 | void | |
941 | insert(iterator __p, std::initializer_list<_CharT> __l) | |
942 | { this->insert(__p, __l.begin(), __l.end()); } | |
943 | #endif // __GXX_EXPERIMENTAL_CXX0X__ | |
944 | ||
872d8fea PC |
945 | /** |
946 | * @brief Insert value of a string. | |
5b9daa7e BK |
947 | * @param __pos1 Iterator referencing location in string to insert at. |
948 | * @param __str The string to insert. | |
872d8fea PC |
949 | * @return Reference to this string. |
950 | * @throw std::length_error If new length exceeds @c max_size(). | |
951 | * | |
5b9daa7e BK |
952 | * Inserts value of @a __str starting at @a __pos1. If adding |
953 | * characters causes the length to exceed max_size(), | |
954 | * length_error is thrown. The value of the string doesn't | |
955 | * change if an error is thrown. | |
872d8fea PC |
956 | */ |
957 | __versa_string& | |
958 | insert(size_type __pos1, const __versa_string& __str) | |
cf882919 PC |
959 | { return this->replace(__pos1, size_type(0), |
960 | __str._M_data(), __str.size()); } | |
872d8fea PC |
961 | |
962 | /** | |
963 | * @brief Insert a substring. | |
5b9daa7e BK |
964 | * @param __pos1 Iterator referencing location in string to insert at. |
965 | * @param __str The string to insert. | |
966 | * @param __pos2 Start of characters in str to insert. | |
967 | * @param __n Number of characters to insert. | |
872d8fea PC |
968 | * @return Reference to this string. |
969 | * @throw std::length_error If new length exceeds @c max_size(). | |
5b9daa7e BK |
970 | * @throw std::out_of_range If @a __pos1 > size() or |
971 | * @a __pos2 > @a __str.size(). | |
972 | * | |
973 | * Starting at @a __pos1, insert @a __n character of @a __str | |
974 | * beginning with @a __pos2. If adding characters causes the | |
975 | * length to exceed max_size(), length_error is thrown. If @a | |
976 | * __pos1 is beyond the end of this string or @a __pos2 is | |
977 | * beyond the end of @a __str, out_of_range is thrown. The | |
978 | * value of the string doesn't change if an error is thrown. | |
872d8fea PC |
979 | */ |
980 | __versa_string& | |
981 | insert(size_type __pos1, const __versa_string& __str, | |
982 | size_type __pos2, size_type __n) | |
cf882919 PC |
983 | { return this->replace(__pos1, size_type(0), __str._M_data() |
984 | + __str._M_check(__pos2, "__versa_string::insert"), | |
985 | __str._M_limit(__pos2, __n)); } | |
872d8fea PC |
986 | |
987 | /** | |
988 | * @brief Insert a C substring. | |
5b9daa7e BK |
989 | * @param __pos Iterator referencing location in string to insert at. |
990 | * @param __s The C string to insert. | |
991 | * @param __n The number of characters to insert. | |
872d8fea PC |
992 | * @return Reference to this string. |
993 | * @throw std::length_error If new length exceeds @c max_size(). | |
5b9daa7e | 994 | * @throw std::out_of_range If @a __pos is beyond the end of this |
872d8fea PC |
995 | * string. |
996 | * | |
5b9daa7e BK |
997 | * Inserts the first @a __n characters of @a __s starting at @a |
998 | * __pos. If adding characters causes the length to exceed | |
999 | * max_size(), length_error is thrown. If @a __pos is beyond | |
1000 | * end(), out_of_range is thrown. The value of the string | |
1001 | * doesn't change if an error is thrown. | |
872d8fea PC |
1002 | */ |
1003 | __versa_string& | |
cf882919 PC |
1004 | insert(size_type __pos, const _CharT* __s, size_type __n) |
1005 | { return this->replace(__pos, size_type(0), __s, __n); } | |
872d8fea PC |
1006 | |
1007 | /** | |
1008 | * @brief Insert a C string. | |
5b9daa7e BK |
1009 | * @param __pos Iterator referencing location in string to insert at. |
1010 | * @param __s The C string to insert. | |
872d8fea PC |
1011 | * @return Reference to this string. |
1012 | * @throw std::length_error If new length exceeds @c max_size(). | |
5b9daa7e | 1013 | * @throw std::out_of_range If @a __pos is beyond the end of this |
872d8fea PC |
1014 | * string. |
1015 | * | |
5b9daa7e BK |
1016 | * Inserts the first @a __n characters of @a __s starting at @a |
1017 | * __pos. If adding characters causes the length to exceed | |
1018 | * max_size(), length_error is thrown. If @a __pos is beyond | |
1019 | * end(), out_of_range is thrown. The value of the string | |
1020 | * doesn't change if an error is thrown. | |
872d8fea PC |
1021 | */ |
1022 | __versa_string& | |
1023 | insert(size_type __pos, const _CharT* __s) | |
1024 | { | |
1025 | __glibcxx_requires_string(__s); | |
cf882919 PC |
1026 | return this->replace(__pos, size_type(0), __s, |
1027 | traits_type::length(__s)); | |
872d8fea PC |
1028 | } |
1029 | ||
1030 | /** | |
1031 | * @brief Insert multiple characters. | |
5b9daa7e BK |
1032 | * @param __pos Index in string to insert at. |
1033 | * @param __n Number of characters to insert | |
1034 | * @param __c The character to insert. | |
872d8fea PC |
1035 | * @return Reference to this string. |
1036 | * @throw std::length_error If new length exceeds @c max_size(). | |
5b9daa7e | 1037 | * @throw std::out_of_range If @a __pos is beyond the end of this |
872d8fea PC |
1038 | * string. |
1039 | * | |
5b9daa7e BK |
1040 | * Inserts @a __n copies of character @a __c starting at index |
1041 | * @a __pos. If adding characters causes the length to exceed | |
1042 | * max_size(), length_error is thrown. If @a __pos > length(), | |
1043 | * out_of_range is thrown. The value of the string doesn't | |
1044 | * change if an error is thrown. | |
872d8fea PC |
1045 | */ |
1046 | __versa_string& | |
1047 | insert(size_type __pos, size_type __n, _CharT __c) | |
1048 | { return _M_replace_aux(_M_check(__pos, "__versa_string::insert"), | |
1049 | size_type(0), __n, __c); } | |
1050 | ||
1051 | /** | |
1052 | * @brief Insert one character. | |
5b9daa7e BK |
1053 | * @param __p Iterator referencing position in string to insert at. |
1054 | * @param __c The character to insert. | |
872d8fea PC |
1055 | * @return Iterator referencing newly inserted char. |
1056 | * @throw std::length_error If new length exceeds @c max_size(). | |
1057 | * | |
5b9daa7e BK |
1058 | * Inserts character @a __c at position referenced by @a __p. |
1059 | * If adding character causes the length to exceed max_size(), | |
1060 | * length_error is thrown. If @a __p is beyond end of string, | |
1061 | * out_of_range is thrown. The value of the string doesn't | |
1062 | * change if an error is thrown. | |
872d8fea PC |
1063 | */ |
1064 | iterator | |
1065 | insert(iterator __p, _CharT __c) | |
1066 | { | |
1067 | _GLIBCXX_DEBUG_PEDASSERT(__p >= _M_ibegin() && __p <= _M_iend()); | |
1068 | const size_type __pos = __p - _M_ibegin(); | |
1069 | _M_replace_aux(__pos, size_type(0), size_type(1), __c); | |
1070 | this->_M_set_leaked(); | |
cf882919 | 1071 | return iterator(this->_M_data() + __pos); |
872d8fea PC |
1072 | } |
1073 | ||
1074 | /** | |
1075 | * @brief Remove characters. | |
5b9daa7e BK |
1076 | * @param __pos Index of first character to remove (default 0). |
1077 | * @param __n Number of characters to remove (default remainder). | |
872d8fea | 1078 | * @return Reference to this string. |
5b9daa7e | 1079 | * @throw std::out_of_range If @a __pos is beyond the end of this |
872d8fea PC |
1080 | * string. |
1081 | * | |
5b9daa7e BK |
1082 | * Removes @a __n characters from this string starting at @a |
1083 | * __pos. The length of the string is reduced by @a __n. If | |
1084 | * there are < @a __n characters to remove, the remainder of | |
1085 | * the string is truncated. If @a __p is beyond end of string, | |
1086 | * out_of_range is thrown. The value of the string doesn't | |
1087 | * change if an error is thrown. | |
872d8fea PC |
1088 | */ |
1089 | __versa_string& | |
1090 | erase(size_type __pos = 0, size_type __n = npos) | |
1091 | { | |
cf882919 PC |
1092 | this->_M_erase(_M_check(__pos, "__versa_string::erase"), |
1093 | _M_limit(__pos, __n)); | |
872d8fea PC |
1094 | return *this; |
1095 | } | |
1096 | ||
1097 | /** | |
1098 | * @brief Remove one character. | |
5b9daa7e | 1099 | * @param __position Iterator referencing the character to remove. |
872d8fea PC |
1100 | * @return iterator referencing same location after removal. |
1101 | * | |
5b9daa7e BK |
1102 | * Removes the character at @a __position from this string. The |
1103 | * value of the string doesn't change if an error is thrown. | |
872d8fea PC |
1104 | */ |
1105 | iterator | |
1106 | erase(iterator __position) | |
1107 | { | |
1108 | _GLIBCXX_DEBUG_PEDASSERT(__position >= _M_ibegin() | |
1109 | && __position < _M_iend()); | |
1110 | const size_type __pos = __position - _M_ibegin(); | |
cf882919 | 1111 | this->_M_erase(__pos, size_type(1)); |
872d8fea | 1112 | this->_M_set_leaked(); |
cf882919 | 1113 | return iterator(this->_M_data() + __pos); |
872d8fea PC |
1114 | } |
1115 | ||
1116 | /** | |
1117 | * @brief Remove a range of characters. | |
5b9daa7e BK |
1118 | * @param __first Iterator referencing the first character to remove. |
1119 | * @param __last Iterator referencing the end of the range. | |
872d8fea PC |
1120 | * @return Iterator referencing location of first after removal. |
1121 | * | |
5b9daa7e BK |
1122 | * Removes the characters in the range [first,last) from this |
1123 | * string. The value of the string doesn't change if an error | |
1124 | * is thrown. | |
872d8fea PC |
1125 | */ |
1126 | iterator | |
1127 | erase(iterator __first, iterator __last) | |
1128 | { | |
1129 | _GLIBCXX_DEBUG_PEDASSERT(__first >= _M_ibegin() && __first <= __last | |
1130 | && __last <= _M_iend()); | |
1131 | const size_type __pos = __first - _M_ibegin(); | |
cf882919 | 1132 | this->_M_erase(__pos, __last - __first); |
872d8fea | 1133 | this->_M_set_leaked(); |
cf882919 | 1134 | return iterator(this->_M_data() + __pos); |
872d8fea PC |
1135 | } |
1136 | ||
1137 | /** | |
1138 | * @brief Replace characters with value from another string. | |
5b9daa7e BK |
1139 | * @param __pos Index of first character to replace. |
1140 | * @param __n Number of characters to be replaced. | |
1141 | * @param __str String to insert. | |
872d8fea | 1142 | * @return Reference to this string. |
5b9daa7e | 1143 | * @throw std::out_of_range If @a __pos is beyond the end of this |
872d8fea PC |
1144 | * string. |
1145 | * @throw std::length_error If new length exceeds @c max_size(). | |
1146 | * | |
5b9daa7e BK |
1147 | * Removes the characters in the range [pos,pos+n) from this |
1148 | * string. In place, the value of @a __str is inserted. If @a | |
1149 | * __pos is beyond end of string, out_of_range is thrown. If | |
1150 | * the length of the result exceeds max_size(), length_error is | |
1151 | * thrown. The value of the string doesn't change if an error | |
1152 | * is thrown. | |
872d8fea PC |
1153 | */ |
1154 | __versa_string& | |
1155 | replace(size_type __pos, size_type __n, const __versa_string& __str) | |
1156 | { return this->replace(__pos, __n, __str._M_data(), __str.size()); } | |
1157 | ||
1158 | /** | |
1159 | * @brief Replace characters with value from another string. | |
5b9daa7e BK |
1160 | * @param __pos1 Index of first character to replace. |
1161 | * @param __n1 Number of characters to be replaced. | |
1162 | * @param __str String to insert. | |
1163 | * @param __pos2 Index of first character of str to use. | |
1164 | * @param __n2 Number of characters from str to use. | |
872d8fea | 1165 | * @return Reference to this string. |
5b9daa7e | 1166 | * @throw std::out_of_range If @a __pos1 > size() or @a __pos2 > |
872d8fea PC |
1167 | * str.size(). |
1168 | * @throw std::length_error If new length exceeds @c max_size(). | |
1169 | * | |
5b9daa7e BK |
1170 | * Removes the characters in the range [pos1,pos1 + n) from |
1171 | * this string. In place, the value of @a __str is inserted. | |
1172 | * If @a __pos is beyond end of string, out_of_range is thrown. | |
1173 | * If the length of the result exceeds max_size(), length_error | |
1174 | * is thrown. The value of the string doesn't change if an | |
1175 | * error is thrown. | |
872d8fea PC |
1176 | */ |
1177 | __versa_string& | |
1178 | replace(size_type __pos1, size_type __n1, const __versa_string& __str, | |
1179 | size_type __pos2, size_type __n2) | |
1180 | { | |
1181 | return this->replace(__pos1, __n1, __str._M_data() | |
1182 | + __str._M_check(__pos2, | |
1183 | "__versa_string::replace"), | |
1184 | __str._M_limit(__pos2, __n2)); | |
1185 | } | |
1186 | ||
1187 | /** | |
1188 | * @brief Replace characters with value of a C substring. | |
5b9daa7e BK |
1189 | * @param __pos Index of first character to replace. |
1190 | * @param __n1 Number of characters to be replaced. | |
1191 | * @param __s C string to insert. | |
1192 | * @param __n2 Number of characters from @a __s to use. | |
872d8fea | 1193 | * @return Reference to this string. |
5b9daa7e | 1194 | * @throw std::out_of_range If @a __pos1 > size(). |
872d8fea PC |
1195 | * @throw std::length_error If new length exceeds @c max_size(). |
1196 | * | |
5b9daa7e BK |
1197 | * Removes the characters in the range [pos,pos + n1) from this |
1198 | * string. In place, the first @a __n2 characters of @a __s | |
1199 | * are inserted, or all of @a __s if @a __n2 is too large. If | |
1200 | * @a __pos is beyond end of string, out_of_range is thrown. | |
1201 | * If the length of result exceeds max_size(), length_error is | |
1202 | * thrown. The value of the string doesn't change if an error | |
1203 | * is thrown. | |
872d8fea PC |
1204 | */ |
1205 | __versa_string& | |
1206 | replace(size_type __pos, size_type __n1, const _CharT* __s, | |
cf882919 PC |
1207 | size_type __n2) |
1208 | { | |
1209 | __glibcxx_requires_string_len(__s, __n2); | |
1210 | return _M_replace(_M_check(__pos, "__versa_string::replace"), | |
1211 | _M_limit(__pos, __n1), __s, __n2); | |
1212 | } | |
872d8fea PC |
1213 | |
1214 | /** | |
1215 | * @brief Replace characters with value of a C string. | |
5b9daa7e BK |
1216 | * @param __pos Index of first character to replace. |
1217 | * @param __n1 Number of characters to be replaced. | |
1218 | * @param __s C string to insert. | |
872d8fea | 1219 | * @return Reference to this string. |
5b9daa7e | 1220 | * @throw std::out_of_range If @a __pos > size(). |
872d8fea PC |
1221 | * @throw std::length_error If new length exceeds @c max_size(). |
1222 | * | |
5b9daa7e | 1223 | * Removes the characters in the range [pos,pos + n1) from this |
9ae8aa52 PC |
1224 | * string. In place, the characters of @a __s are inserted. If |
1225 | * @a pos is beyond end of string, out_of_range is thrown. If | |
1226 | * the length of result exceeds max_size(), length_error is thrown. | |
1227 | * The value of the string doesn't change if an error is thrown. | |
872d8fea PC |
1228 | */ |
1229 | __versa_string& | |
1230 | replace(size_type __pos, size_type __n1, const _CharT* __s) | |
1231 | { | |
1232 | __glibcxx_requires_string(__s); | |
1233 | return this->replace(__pos, __n1, __s, traits_type::length(__s)); | |
1234 | } | |
1235 | ||
1236 | /** | |
1237 | * @brief Replace characters with multiple characters. | |
5b9daa7e BK |
1238 | * @param __pos Index of first character to replace. |
1239 | * @param __n1 Number of characters to be replaced. | |
1240 | * @param __n2 Number of characters to insert. | |
1241 | * @param __c Character to insert. | |
872d8fea | 1242 | * @return Reference to this string. |
5b9daa7e | 1243 | * @throw std::out_of_range If @a __pos > size(). |
872d8fea PC |
1244 | * @throw std::length_error If new length exceeds @c max_size(). |
1245 | * | |
5b9daa7e BK |
1246 | * Removes the characters in the range [pos,pos + n1) from this |
1247 | * string. In place, @a __n2 copies of @a __c are inserted. | |
1248 | * If @a __pos is beyond end of string, out_of_range is thrown. | |
1249 | * If the length of result exceeds max_size(), length_error is | |
1250 | * thrown. The value of the string doesn't change if an error | |
1251 | * is thrown. | |
872d8fea PC |
1252 | */ |
1253 | __versa_string& | |
1254 | replace(size_type __pos, size_type __n1, size_type __n2, _CharT __c) | |
1255 | { return _M_replace_aux(_M_check(__pos, "__versa_string::replace"), | |
1256 | _M_limit(__pos, __n1), __n2, __c); } | |
1257 | ||
1258 | /** | |
1259 | * @brief Replace range of characters with string. | |
5b9daa7e BK |
1260 | * @param __i1 Iterator referencing start of range to replace. |
1261 | * @param __i2 Iterator referencing end of range to replace. | |
1262 | * @param __str String value to insert. | |
872d8fea PC |
1263 | * @return Reference to this string. |
1264 | * @throw std::length_error If new length exceeds @c max_size(). | |
1265 | * | |
5b9daa7e BK |
1266 | * Removes the characters in the range [i1,i2). In place, the |
1267 | * value of @a __str is inserted. If the length of result | |
1268 | * exceeds max_size(), length_error is thrown. The value of | |
1269 | * the string doesn't change if an error is thrown. | |
872d8fea PC |
1270 | */ |
1271 | __versa_string& | |
1272 | replace(iterator __i1, iterator __i2, const __versa_string& __str) | |
1273 | { return this->replace(__i1, __i2, __str._M_data(), __str.size()); } | |
1274 | ||
1275 | /** | |
1276 | * @brief Replace range of characters with C substring. | |
5b9daa7e BK |
1277 | * @param __i1 Iterator referencing start of range to replace. |
1278 | * @param __i2 Iterator referencing end of range to replace. | |
1279 | * @param __s C string value to insert. | |
1280 | * @param __n Number of characters from s to insert. | |
872d8fea PC |
1281 | * @return Reference to this string. |
1282 | * @throw std::length_error If new length exceeds @c max_size(). | |
1283 | * | |
5b9daa7e BK |
1284 | * Removes the characters in the range [i1,i2). In place, the |
1285 | * first @a n characters of @a __s are inserted. If the length | |
1286 | * of result exceeds max_size(), length_error is thrown. The | |
1287 | * value of the string doesn't change if an error is thrown. | |
872d8fea PC |
1288 | */ |
1289 | __versa_string& | |
1290 | replace(iterator __i1, iterator __i2, const _CharT* __s, size_type __n) | |
1291 | { | |
1292 | _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2 | |
1293 | && __i2 <= _M_iend()); | |
1294 | return this->replace(__i1 - _M_ibegin(), __i2 - __i1, __s, __n); | |
1295 | } | |
1296 | ||
1297 | /** | |
1298 | * @brief Replace range of characters with C string. | |
5b9daa7e BK |
1299 | * @param __i1 Iterator referencing start of range to replace. |
1300 | * @param __i2 Iterator referencing end of range to replace. | |
1301 | * @param __s C string value to insert. | |
872d8fea PC |
1302 | * @return Reference to this string. |
1303 | * @throw std::length_error If new length exceeds @c max_size(). | |
1304 | * | |
1305 | * Removes the characters in the range [i1,i2). In place, the | |
5b9daa7e BK |
1306 | * characters of @a __s are inserted. If the length of result |
1307 | * exceeds max_size(), length_error is thrown. The value of | |
1308 | * the string doesn't change if an error is thrown. | |
872d8fea PC |
1309 | */ |
1310 | __versa_string& | |
1311 | replace(iterator __i1, iterator __i2, const _CharT* __s) | |
1312 | { | |
1313 | __glibcxx_requires_string(__s); | |
1314 | return this->replace(__i1, __i2, __s, traits_type::length(__s)); | |
1315 | } | |
1316 | ||
1317 | /** | |
1318 | * @brief Replace range of characters with multiple characters | |
5b9daa7e BK |
1319 | * @param __i1 Iterator referencing start of range to replace. |
1320 | * @param __i2 Iterator referencing end of range to replace. | |
1321 | * @param __n Number of characters to insert. | |
1322 | * @param __c Character to insert. | |
872d8fea PC |
1323 | * @return Reference to this string. |
1324 | * @throw std::length_error If new length exceeds @c max_size(). | |
1325 | * | |
5b9daa7e BK |
1326 | * Removes the characters in the range [i1,i2). In place, @a |
1327 | * __n copies of @a __c are inserted. If the length of result | |
1328 | * exceeds max_size(), length_error is thrown. The value of | |
1329 | * the string doesn't change if an error is thrown. | |
872d8fea PC |
1330 | */ |
1331 | __versa_string& | |
1332 | replace(iterator __i1, iterator __i2, size_type __n, _CharT __c) | |
1333 | { | |
1334 | _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2 | |
1335 | && __i2 <= _M_iend()); | |
1336 | return _M_replace_aux(__i1 - _M_ibegin(), __i2 - __i1, __n, __c); | |
1337 | } | |
1338 | ||
1339 | /** | |
1340 | * @brief Replace range of characters with range. | |
5b9daa7e BK |
1341 | * @param __i1 Iterator referencing start of range to replace. |
1342 | * @param __i2 Iterator referencing end of range to replace. | |
1343 | * @param __k1 Iterator referencing start of range to insert. | |
1344 | * @param __k2 Iterator referencing end of range to insert. | |
872d8fea PC |
1345 | * @return Reference to this string. |
1346 | * @throw std::length_error If new length exceeds @c max_size(). | |
1347 | * | |
5b9daa7e BK |
1348 | * Removes the characters in the range [i1,i2). In place, |
1349 | * characters in the range [k1,k2) are inserted. If the length | |
1350 | * of result exceeds max_size(), length_error is thrown. The | |
1351 | * value of the string doesn't change if an error is thrown. | |
872d8fea PC |
1352 | */ |
1353 | template<class _InputIterator> | |
1354 | __versa_string& | |
1355 | replace(iterator __i1, iterator __i2, | |
1356 | _InputIterator __k1, _InputIterator __k2) | |
1357 | { | |
1358 | _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2 | |
1359 | && __i2 <= _M_iend()); | |
1360 | __glibcxx_requires_valid_range(__k1, __k2); | |
1361 | typedef typename std::__is_integer<_InputIterator>::__type _Integral; | |
1362 | return _M_replace_dispatch(__i1, __i2, __k1, __k2, _Integral()); | |
1363 | } | |
1364 | ||
1365 | // Specializations for the common case of pointer and iterator: | |
1366 | // useful to avoid the overhead of temporary buffering in _M_replace. | |
1367 | __versa_string& | |
1368 | replace(iterator __i1, iterator __i2, _CharT* __k1, _CharT* __k2) | |
1369 | { | |
1370 | _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2 | |
1371 | && __i2 <= _M_iend()); | |
1372 | __glibcxx_requires_valid_range(__k1, __k2); | |
1373 | return this->replace(__i1 - _M_ibegin(), __i2 - __i1, | |
1374 | __k1, __k2 - __k1); | |
1375 | } | |
1376 | ||
1377 | __versa_string& | |
1378 | replace(iterator __i1, iterator __i2, | |
1379 | const _CharT* __k1, const _CharT* __k2) | |
1380 | { | |
1381 | _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2 | |
1382 | && __i2 <= _M_iend()); | |
1383 | __glibcxx_requires_valid_range(__k1, __k2); | |
1384 | return this->replace(__i1 - _M_ibegin(), __i2 - __i1, | |
1385 | __k1, __k2 - __k1); | |
1386 | } | |
1387 | ||
1388 | __versa_string& | |
1389 | replace(iterator __i1, iterator __i2, iterator __k1, iterator __k2) | |
1390 | { | |
1391 | _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2 | |
1392 | && __i2 <= _M_iend()); | |
1393 | __glibcxx_requires_valid_range(__k1, __k2); | |
1394 | return this->replace(__i1 - _M_ibegin(), __i2 - __i1, | |
1395 | __k1.base(), __k2 - __k1); | |
1396 | } | |
1397 | ||
1398 | __versa_string& | |
1399 | replace(iterator __i1, iterator __i2, | |
1400 | const_iterator __k1, const_iterator __k2) | |
1401 | { | |
1402 | _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2 | |
1403 | && __i2 <= _M_iend()); | |
1404 | __glibcxx_requires_valid_range(__k1, __k2); | |
1405 | return this->replace(__i1 - _M_ibegin(), __i2 - __i1, | |
1406 | __k1.base(), __k2 - __k1); | |
1407 | } | |
1408 | ||
988499f4 JM |
1409 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
1410 | /** | |
1411 | * @brief Replace range of characters with initializer_list. | |
5b9daa7e BK |
1412 | * @param __i1 Iterator referencing start of range to replace. |
1413 | * @param __i2 Iterator referencing end of range to replace. | |
1414 | * @param __l The initializer_list of characters to insert. | |
988499f4 JM |
1415 | * @return Reference to this string. |
1416 | * @throw std::length_error If new length exceeds @c max_size(). | |
1417 | * | |
5b9daa7e BK |
1418 | * Removes the characters in the range [i1,i2). In place, |
1419 | * characters in the range [k1,k2) are inserted. If the length | |
1420 | * of result exceeds max_size(), length_error is thrown. The | |
1421 | * value of the string doesn't change if an error is thrown. | |
988499f4 JM |
1422 | */ |
1423 | __versa_string& replace(iterator __i1, iterator __i2, | |
1424 | std::initializer_list<_CharT> __l) | |
1425 | { return this->replace(__i1, __i2, __l.begin(), __l.end()); } | |
1426 | #endif // __GXX_EXPERIMENTAL_CXX0X__ | |
1427 | ||
872d8fea PC |
1428 | private: |
1429 | template<class _Integer> | |
1430 | __versa_string& | |
1431 | _M_replace_dispatch(iterator __i1, iterator __i2, _Integer __n, | |
78a53887 | 1432 | _Integer __val, std::__true_type) |
872d8fea PC |
1433 | { return _M_replace_aux(__i1 - _M_ibegin(), __i2 - __i1, __n, __val); } |
1434 | ||
1435 | template<class _InputIterator> | |
1436 | __versa_string& | |
1437 | _M_replace_dispatch(iterator __i1, iterator __i2, _InputIterator __k1, | |
78a53887 | 1438 | _InputIterator __k2, std::__false_type); |
872d8fea PC |
1439 | |
1440 | __versa_string& | |
1441 | _M_replace_aux(size_type __pos1, size_type __n1, size_type __n2, | |
1442 | _CharT __c); | |
1443 | ||
1444 | __versa_string& | |
cf882919 PC |
1445 | _M_replace(size_type __pos, size_type __len1, const _CharT* __s, |
1446 | const size_type __len2); | |
1447 | ||
1448 | __versa_string& | |
1449 | _M_append(const _CharT* __s, size_type __n); | |
872d8fea PC |
1450 | |
1451 | public: | |
1452 | ||
1453 | /** | |
1454 | * @brief Copy substring into C string. | |
5b9daa7e BK |
1455 | * @param __s C string to copy value into. |
1456 | * @param __n Number of characters to copy. | |
1457 | * @param __pos Index of first character to copy. | |
872d8fea PC |
1458 | * @return Number of characters actually copied |
1459 | * @throw std::out_of_range If pos > size(). | |
1460 | * | |
5b9daa7e BK |
1461 | * Copies up to @a __n characters starting at @a __pos into the |
1462 | * C string @a s. If @a __pos is greater than size(), | |
1463 | * out_of_range is thrown. | |
872d8fea PC |
1464 | */ |
1465 | size_type | |
1466 | copy(_CharT* __s, size_type __n, size_type __pos = 0) const; | |
1467 | ||
1468 | /** | |
1469 | * @brief Swap contents with another string. | |
5b9daa7e | 1470 | * @param __s String to swap with. |
872d8fea | 1471 | * |
5b9daa7e BK |
1472 | * Exchanges the contents of this string with that of @a __s in |
1473 | * constant time. | |
872d8fea PC |
1474 | */ |
1475 | void | |
7697e6c6 PC |
1476 | swap(__versa_string& __s) |
1477 | { this->_M_swap(__s); } | |
872d8fea PC |
1478 | |
1479 | // String operations: | |
1480 | /** | |
1481 | * @brief Return const pointer to null-terminated contents. | |
1482 | * | |
1483 | * This is a handle to internal data. Do not modify or dire things may | |
1484 | * happen. | |
1485 | */ | |
1486 | const _CharT* | |
1487 | c_str() const | |
1488 | { return this->_M_data(); } | |
1489 | ||
1490 | /** | |
1491 | * @brief Return const pointer to contents. | |
1492 | * | |
1493 | * This is a handle to internal data. Do not modify or dire things may | |
1494 | * happen. | |
1495 | */ | |
1496 | const _CharT* | |
1497 | data() const | |
1498 | { return this->_M_data(); } | |
1499 | ||
1500 | /** | |
1501 | * @brief Return copy of allocator used to construct this string. | |
1502 | */ | |
1503 | allocator_type | |
1504 | get_allocator() const | |
f7ace77f | 1505 | { return allocator_type(this->_M_get_allocator()); } |
872d8fea PC |
1506 | |
1507 | /** | |
1508 | * @brief Find position of a C substring. | |
5b9daa7e BK |
1509 | * @param __s C string to locate. |
1510 | * @param __pos Index of character to search from. | |
1511 | * @param __n Number of characters from @a __s to search for. | |
872d8fea PC |
1512 | * @return Index of start of first occurrence. |
1513 | * | |
5b9daa7e BK |
1514 | * Starting from @a __pos, searches forward for the first @a |
1515 | * __n characters in @a __s within this string. If found, | |
1516 | * returns the index where it begins. If not found, returns | |
1517 | * npos. | |
872d8fea PC |
1518 | */ |
1519 | size_type | |
1520 | find(const _CharT* __s, size_type __pos, size_type __n) const; | |
1521 | ||
1522 | /** | |
1523 | * @brief Find position of a string. | |
5b9daa7e BK |
1524 | * @param __str String to locate. |
1525 | * @param __pos Index of character to search from (default 0). | |
872d8fea PC |
1526 | * @return Index of start of first occurrence. |
1527 | * | |
5b9daa7e BK |
1528 | * Starting from @a __pos, searches forward for value of @a |
1529 | * __str within this string. If found, returns the index where | |
1530 | * it begins. If not found, returns npos. | |
872d8fea PC |
1531 | */ |
1532 | size_type | |
1533 | find(const __versa_string& __str, size_type __pos = 0) const | |
1534 | { return this->find(__str.data(), __pos, __str.size()); } | |
1535 | ||
1536 | /** | |
1537 | * @brief Find position of a C string. | |
5b9daa7e BK |
1538 | * @param __s C string to locate. |
1539 | * @param __pos Index of character to search from (default 0). | |
872d8fea PC |
1540 | * @return Index of start of first occurrence. |
1541 | * | |
5b9daa7e BK |
1542 | * Starting from @a __pos, searches forward for the value of @a |
1543 | * __s within this string. If found, returns the index where | |
1544 | * it begins. If not found, returns npos. | |
872d8fea PC |
1545 | */ |
1546 | size_type | |
1547 | find(const _CharT* __s, size_type __pos = 0) const | |
1548 | { | |
1549 | __glibcxx_requires_string(__s); | |
1550 | return this->find(__s, __pos, traits_type::length(__s)); | |
1551 | } | |
1552 | ||
1553 | /** | |
1554 | * @brief Find position of a character. | |
5b9daa7e BK |
1555 | * @param __c Character to locate. |
1556 | * @param __pos Index of character to search from (default 0). | |
872d8fea PC |
1557 | * @return Index of first occurrence. |
1558 | * | |
5b9daa7e BK |
1559 | * Starting from @a __pos, searches forward for @a __c within |
1560 | * this string. If found, returns the index where it was | |
1561 | * found. If not found, returns npos. | |
872d8fea PC |
1562 | */ |
1563 | size_type | |
1564 | find(_CharT __c, size_type __pos = 0) const; | |
1565 | ||
1566 | /** | |
1567 | * @brief Find last position of a string. | |
5b9daa7e BK |
1568 | * @param __str String to locate. |
1569 | * @param __pos Index of character to search back from (default end). | |
872d8fea PC |
1570 | * @return Index of start of last occurrence. |
1571 | * | |
5b9daa7e BK |
1572 | * Starting from @a __pos, searches backward for value of @a |
1573 | * __str within this string. If found, returns the index where | |
1574 | * it begins. If not found, returns npos. | |
872d8fea PC |
1575 | */ |
1576 | size_type | |
1577 | rfind(const __versa_string& __str, size_type __pos = npos) const | |
1578 | { return this->rfind(__str.data(), __pos, __str.size()); } | |
1579 | ||
1580 | /** | |
1581 | * @brief Find last position of a C substring. | |
5b9daa7e BK |
1582 | * @param __s C string to locate. |
1583 | * @param __pos Index of character to search back from. | |
1584 | * @param __n Number of characters from s to search for. | |
872d8fea PC |
1585 | * @return Index of start of last occurrence. |
1586 | * | |
5b9daa7e BK |
1587 | * Starting from @a __pos, searches backward for the first @a |
1588 | * __n characters in @a __s within this string. If found, | |
1589 | * returns the index where it begins. If not found, returns | |
1590 | * npos. | |
872d8fea PC |
1591 | */ |
1592 | size_type | |
1593 | rfind(const _CharT* __s, size_type __pos, size_type __n) const; | |
1594 | ||
1595 | /** | |
1596 | * @brief Find last position of a C string. | |
5b9daa7e BK |
1597 | * @param __s C string to locate. |
1598 | * @param __pos Index of character to start search at (default end). | |
872d8fea PC |
1599 | * @return Index of start of last occurrence. |
1600 | * | |
5b9daa7e BK |
1601 | * Starting from @a __pos, searches backward for the value of |
1602 | * @a __s within this string. If found, returns the index | |
1603 | * where it begins. If not found, returns npos. | |
872d8fea PC |
1604 | */ |
1605 | size_type | |
1606 | rfind(const _CharT* __s, size_type __pos = npos) const | |
1607 | { | |
1608 | __glibcxx_requires_string(__s); | |
1609 | return this->rfind(__s, __pos, traits_type::length(__s)); | |
1610 | } | |
1611 | ||
1612 | /** | |
1613 | * @brief Find last position of a character. | |
5b9daa7e BK |
1614 | * @param __c Character to locate. |
1615 | * @param __pos Index of character to search back from (default end). | |
872d8fea PC |
1616 | * @return Index of last occurrence. |
1617 | * | |
5b9daa7e BK |
1618 | * Starting from @a __pos, searches backward for @a __c within |
1619 | * this string. If found, returns the index where it was | |
1620 | * found. If not found, returns npos. | |
872d8fea PC |
1621 | */ |
1622 | size_type | |
1623 | rfind(_CharT __c, size_type __pos = npos) const; | |
1624 | ||
1625 | /** | |
1626 | * @brief Find position of a character of string. | |
5b9daa7e BK |
1627 | * @param __str String containing characters to locate. |
1628 | * @param __pos Index of character to search from (default 0). | |
872d8fea PC |
1629 | * @return Index of first occurrence. |
1630 | * | |
5b9daa7e BK |
1631 | * Starting from @a __pos, searches forward for one of the characters of |
1632 | * @a __str within this string. If found, returns the index where it was | |
872d8fea PC |
1633 | * found. If not found, returns npos. |
1634 | */ | |
1635 | size_type | |
1636 | find_first_of(const __versa_string& __str, size_type __pos = 0) const | |
1637 | { return this->find_first_of(__str.data(), __pos, __str.size()); } | |
1638 | ||
1639 | /** | |
1640 | * @brief Find position of a character of C substring. | |
5b9daa7e BK |
1641 | * @param __s String containing characters to locate. |
1642 | * @param __pos Index of character to search from. | |
1643 | * @param __n Number of characters from s to search for. | |
872d8fea PC |
1644 | * @return Index of first occurrence. |
1645 | * | |
5b9daa7e BK |
1646 | * Starting from @a __pos, searches forward for one of the |
1647 | * first @a __n characters of @a __s within this string. If | |
1648 | * found, returns the index where it was found. If not found, | |
1649 | * returns npos. | |
872d8fea PC |
1650 | */ |
1651 | size_type | |
1652 | find_first_of(const _CharT* __s, size_type __pos, size_type __n) const; | |
1653 | ||
1654 | /** | |
1655 | * @brief Find position of a character of C string. | |
5b9daa7e BK |
1656 | * @param __s String containing characters to locate. |
1657 | * @param __pos Index of character to search from (default 0). | |
872d8fea PC |
1658 | * @return Index of first occurrence. |
1659 | * | |
5b9daa7e BK |
1660 | * Starting from @a __pos, searches forward for one of the |
1661 | * characters of @a __s within this string. If found, returns | |
1662 | * the index where it was found. If not found, returns npos. | |
872d8fea PC |
1663 | */ |
1664 | size_type | |
1665 | find_first_of(const _CharT* __s, size_type __pos = 0) const | |
1666 | { | |
1667 | __glibcxx_requires_string(__s); | |
1668 | return this->find_first_of(__s, __pos, traits_type::length(__s)); | |
1669 | } | |
1670 | ||
1671 | /** | |
1672 | * @brief Find position of a character. | |
5b9daa7e BK |
1673 | * @param __c Character to locate. |
1674 | * @param __pos Index of character to search from (default 0). | |
872d8fea PC |
1675 | * @return Index of first occurrence. |
1676 | * | |
5b9daa7e BK |
1677 | * Starting from @a __pos, searches forward for the character |
1678 | * @a __c within this string. If found, returns the index | |
1679 | * where it was found. If not found, returns npos. | |
872d8fea PC |
1680 | * |
1681 | * Note: equivalent to find(c, pos). | |
1682 | */ | |
1683 | size_type | |
1684 | find_first_of(_CharT __c, size_type __pos = 0) const | |
1685 | { return this->find(__c, __pos); } | |
1686 | ||
1687 | /** | |
1688 | * @brief Find last position of a character of string. | |
5b9daa7e BK |
1689 | * @param __str String containing characters to locate. |
1690 | * @param __pos Index of character to search back from (default end). | |
872d8fea PC |
1691 | * @return Index of last occurrence. |
1692 | * | |
5b9daa7e BK |
1693 | * Starting from @a __pos, searches backward for one of the |
1694 | * characters of @a __str within this string. If found, | |
1695 | * returns the index where it was found. If not found, returns | |
1696 | * npos. | |
872d8fea PC |
1697 | */ |
1698 | size_type | |
1699 | find_last_of(const __versa_string& __str, size_type __pos = npos) const | |
1700 | { return this->find_last_of(__str.data(), __pos, __str.size()); } | |
1701 | ||
1702 | /** | |
1703 | * @brief Find last position of a character of C substring. | |
5b9daa7e BK |
1704 | * @param __s C string containing characters to locate. |
1705 | * @param __pos Index of character to search back from. | |
1706 | * @param __n Number of characters from s to search for. | |
872d8fea PC |
1707 | * @return Index of last occurrence. |
1708 | * | |
5b9daa7e BK |
1709 | * Starting from @a __pos, searches backward for one of the |
1710 | * first @a __n characters of @a __s within this string. If | |
1711 | * found, returns the index where it was found. If not found, | |
1712 | * returns npos. | |
872d8fea PC |
1713 | */ |
1714 | size_type | |
1715 | find_last_of(const _CharT* __s, size_type __pos, size_type __n) const; | |
1716 | ||
1717 | /** | |
1718 | * @brief Find last position of a character of C string. | |
5b9daa7e BK |
1719 | * @param __s C string containing characters to locate. |
1720 | * @param __pos Index of character to search back from (default end). | |
872d8fea PC |
1721 | * @return Index of last occurrence. |
1722 | * | |
5b9daa7e BK |
1723 | * Starting from @a __pos, searches backward for one of the |
1724 | * characters of @a __s within this string. If found, returns | |
1725 | * the index where it was found. If not found, returns npos. | |
872d8fea PC |
1726 | */ |
1727 | size_type | |
1728 | find_last_of(const _CharT* __s, size_type __pos = npos) const | |
1729 | { | |
1730 | __glibcxx_requires_string(__s); | |
1731 | return this->find_last_of(__s, __pos, traits_type::length(__s)); | |
1732 | } | |
1733 | ||
1734 | /** | |
1735 | * @brief Find last position of a character. | |
5b9daa7e BK |
1736 | * @param __c Character to locate. |
1737 | * @param __pos Index of character to search back from (default end). | |
872d8fea PC |
1738 | * @return Index of last occurrence. |
1739 | * | |
5b9daa7e BK |
1740 | * Starting from @a __pos, searches backward for @a __c within |
1741 | * this string. If found, returns the index where it was | |
1742 | * found. If not found, returns npos. | |
872d8fea PC |
1743 | * |
1744 | * Note: equivalent to rfind(c, pos). | |
1745 | */ | |
1746 | size_type | |
1747 | find_last_of(_CharT __c, size_type __pos = npos) const | |
1748 | { return this->rfind(__c, __pos); } | |
1749 | ||
1750 | /** | |
1751 | * @brief Find position of a character not in string. | |
5b9daa7e BK |
1752 | * @param __str String containing characters to avoid. |
1753 | * @param __pos Index of character to search from (default 0). | |
872d8fea PC |
1754 | * @return Index of first occurrence. |
1755 | * | |
5b9daa7e BK |
1756 | * Starting from @a __pos, searches forward for a character not |
1757 | * contained in @a __str within this string. If found, returns | |
1758 | * the index where it was found. If not found, returns npos. | |
872d8fea PC |
1759 | */ |
1760 | size_type | |
1761 | find_first_not_of(const __versa_string& __str, size_type __pos = 0) const | |
1762 | { return this->find_first_not_of(__str.data(), __pos, __str.size()); } | |
1763 | ||
1764 | /** | |
1765 | * @brief Find position of a character not in C substring. | |
5b9daa7e BK |
1766 | * @param __s C string containing characters to avoid. |
1767 | * @param __pos Index of character to search from. | |
1768 | * @param __n Number of characters from s to consider. | |
872d8fea PC |
1769 | * @return Index of first occurrence. |
1770 | * | |
5b9daa7e BK |
1771 | * Starting from @a __pos, searches forward for a character not |
1772 | * contained in the first @a __n characters of @a __s within | |
1773 | * this string. If found, returns the index where it was | |
1774 | * found. If not found, returns npos. | |
872d8fea PC |
1775 | */ |
1776 | size_type | |
1777 | find_first_not_of(const _CharT* __s, size_type __pos, | |
1778 | size_type __n) const; | |
1779 | ||
1780 | /** | |
1781 | * @brief Find position of a character not in C string. | |
5b9daa7e BK |
1782 | * @param __s C string containing characters to avoid. |
1783 | * @param __pos Index of character to search from (default 0). | |
872d8fea PC |
1784 | * @return Index of first occurrence. |
1785 | * | |
5b9daa7e BK |
1786 | * Starting from @a __pos, searches forward for a character not |
1787 | * contained in @a __s within this string. If found, returns | |
1788 | * the index where it was found. If not found, returns npos. | |
872d8fea PC |
1789 | */ |
1790 | size_type | |
1791 | find_first_not_of(const _CharT* __s, size_type __pos = 0) const | |
1792 | { | |
1793 | __glibcxx_requires_string(__s); | |
1794 | return this->find_first_not_of(__s, __pos, traits_type::length(__s)); | |
1795 | } | |
1796 | ||
1797 | /** | |
1798 | * @brief Find position of a different character. | |
5b9daa7e BK |
1799 | * @param __c Character to avoid. |
1800 | * @param __pos Index of character to search from (default 0). | |
872d8fea PC |
1801 | * @return Index of first occurrence. |
1802 | * | |
5b9daa7e BK |
1803 | * Starting from @a __pos, searches forward for a character |
1804 | * other than @a __c within this string. If found, returns the | |
1805 | * index where it was found. If not found, returns npos. | |
872d8fea PC |
1806 | */ |
1807 | size_type | |
1808 | find_first_not_of(_CharT __c, size_type __pos = 0) const; | |
1809 | ||
1810 | /** | |
1811 | * @brief Find last position of a character not in string. | |
5b9daa7e BK |
1812 | * @param __str String containing characters to avoid. |
1813 | * @param __pos Index of character to search back from (default end). | |
ee5ca789 | 1814 | * @return Index of last occurrence. |
872d8fea | 1815 | * |
5b9daa7e BK |
1816 | * Starting from @a __pos, searches backward for a character |
1817 | * not contained in @a __str within this string. If found, | |
1818 | * returns the index where it was found. If not found, returns | |
1819 | * npos. | |
872d8fea PC |
1820 | */ |
1821 | size_type | |
1822 | find_last_not_of(const __versa_string& __str, | |
1823 | size_type __pos = npos) const | |
1824 | { return this->find_last_not_of(__str.data(), __pos, __str.size()); } | |
1825 | ||
1826 | /** | |
1827 | * @brief Find last position of a character not in C substring. | |
5b9daa7e BK |
1828 | * @param __s C string containing characters to avoid. |
1829 | * @param __pos Index of character to search back from. | |
1830 | * @param __n Number of characters from s to consider. | |
ee5ca789 | 1831 | * @return Index of last occurrence. |
872d8fea | 1832 | * |
5b9daa7e BK |
1833 | * Starting from @a __pos, searches backward for a character |
1834 | * not contained in the first @a __n characters of @a __s | |
1835 | * within this string. If found, returns the index where it | |
1836 | * was found. If not found, returns npos. | |
872d8fea PC |
1837 | */ |
1838 | size_type | |
1839 | find_last_not_of(const _CharT* __s, size_type __pos, | |
1840 | size_type __n) const; | |
1841 | /** | |
ee5ca789 | 1842 | * @brief Find last position of a character not in C string. |
5b9daa7e BK |
1843 | * @param __s C string containing characters to avoid. |
1844 | * @param __pos Index of character to search back from (default end). | |
ee5ca789 | 1845 | * @return Index of last occurrence. |
872d8fea | 1846 | * |
5b9daa7e BK |
1847 | * Starting from @a __pos, searches backward for a character |
1848 | * not contained in @a __s within this string. If found, | |
1849 | * returns the index where it was found. If not found, returns | |
1850 | * npos. | |
872d8fea PC |
1851 | */ |
1852 | size_type | |
1853 | find_last_not_of(const _CharT* __s, size_type __pos = npos) const | |
1854 | { | |
1855 | __glibcxx_requires_string(__s); | |
1856 | return this->find_last_not_of(__s, __pos, traits_type::length(__s)); | |
1857 | } | |
1858 | ||
1859 | /** | |
1860 | * @brief Find last position of a different character. | |
5b9daa7e BK |
1861 | * @param __c Character to avoid. |
1862 | * @param __pos Index of character to search back from (default end). | |
ee5ca789 | 1863 | * @return Index of last occurrence. |
872d8fea | 1864 | * |
5b9daa7e BK |
1865 | * Starting from @a __pos, searches backward for a character |
1866 | * other than @a __c within this string. If found, returns the | |
1867 | * index where it was found. If not found, returns npos. | |
872d8fea PC |
1868 | */ |
1869 | size_type | |
1870 | find_last_not_of(_CharT __c, size_type __pos = npos) const; | |
1871 | ||
1872 | /** | |
1873 | * @brief Get a substring. | |
5b9daa7e BK |
1874 | * @param __pos Index of first character (default 0). |
1875 | * @param __n Number of characters in substring (default remainder). | |
872d8fea PC |
1876 | * @return The new string. |
1877 | * @throw std::out_of_range If pos > size(). | |
1878 | * | |
5b9daa7e BK |
1879 | * Construct and return a new string using the @a __n |
1880 | * characters starting at @a __pos. If the string is too | |
1881 | * short, use the remainder of the characters. If @a __pos is | |
1882 | * beyond the end of the string, out_of_range is thrown. | |
872d8fea PC |
1883 | */ |
1884 | __versa_string | |
1885 | substr(size_type __pos = 0, size_type __n = npos) const | |
1886 | { | |
1887 | return __versa_string(*this, _M_check(__pos, "__versa_string::substr"), | |
1888 | __n); | |
1889 | } | |
1890 | ||
1891 | /** | |
1892 | * @brief Compare to a string. | |
5b9daa7e | 1893 | * @param __str String to compare against. |
872d8fea PC |
1894 | * @return Integer < 0, 0, or > 0. |
1895 | * | |
5b9daa7e BK |
1896 | * Returns an integer < 0 if this string is ordered before @a |
1897 | * __str, 0 if their values are equivalent, or > 0 if this | |
1898 | * string is ordered after @a __str. Determines the effective | |
1899 | * length rlen of the strings to compare as the smallest of | |
1900 | * size() and str.size(). The function then compares the two | |
1901 | * strings by calling traits::compare(data(), str.data(),rlen). | |
1902 | * If the result of the comparison is nonzero returns it, | |
1903 | * otherwise the shorter one is ordered first. | |
872d8fea PC |
1904 | */ |
1905 | int | |
1906 | compare(const __versa_string& __str) const | |
1907 | { | |
b6105bf2 PC |
1908 | if (this->_M_compare(__str)) |
1909 | return 0; | |
1910 | ||
872d8fea PC |
1911 | const size_type __size = this->size(); |
1912 | const size_type __osize = __str.size(); | |
1913 | const size_type __len = std::min(__size, __osize); | |
1914 | ||
1915 | int __r = traits_type::compare(this->_M_data(), __str.data(), __len); | |
1916 | if (!__r) | |
9521dd6b | 1917 | __r = _S_compare(__size, __osize); |
872d8fea PC |
1918 | return __r; |
1919 | } | |
1920 | ||
1921 | /** | |
1922 | * @brief Compare substring to a string. | |
5b9daa7e BK |
1923 | * @param __pos Index of first character of substring. |
1924 | * @param __n Number of characters in substring. | |
1925 | * @param __str String to compare against. | |
872d8fea PC |
1926 | * @return Integer < 0, 0, or > 0. |
1927 | * | |
5b9daa7e BK |
1928 | * Form the substring of this string from the @a __n characters |
1929 | * starting at @a __pos. Returns an integer < 0 if the | |
1930 | * substring is ordered before @a __str, 0 if their values are | |
1931 | * equivalent, or > 0 if the substring is ordered after @a | |
1932 | * __str. Determines the effective length rlen of the strings | |
1933 | * to compare as the smallest of the length of the substring | |
1934 | * and @a __str.size(). The function then compares the two | |
1935 | * strings by calling | |
1936 | * traits::compare(substring.data(),str.data(),rlen). If the | |
1937 | * result of the comparison is nonzero returns it, otherwise | |
1938 | * the shorter one is ordered first. | |
872d8fea PC |
1939 | */ |
1940 | int | |
1941 | compare(size_type __pos, size_type __n, | |
1942 | const __versa_string& __str) const; | |
1943 | ||
1944 | /** | |
1945 | * @brief Compare substring to a substring. | |
5b9daa7e BK |
1946 | * @param __pos1 Index of first character of substring. |
1947 | * @param __n1 Number of characters in substring. | |
1948 | * @param __str String to compare against. | |
1949 | * @param __pos2 Index of first character of substring of str. | |
1950 | * @param __n2 Number of characters in substring of str. | |
872d8fea PC |
1951 | * @return Integer < 0, 0, or > 0. |
1952 | * | |
5b9daa7e BK |
1953 | * Form the substring of this string from the @a __n1 |
1954 | * characters starting at @a __pos1. Form the substring of @a | |
1955 | * __str from the @a __n2 characters starting at @a __pos2. | |
1956 | * Returns an integer < 0 if this substring is ordered before | |
1957 | * the substring of @a __str, 0 if their values are equivalent, | |
1958 | * or > 0 if this substring is ordered after the substring of | |
1959 | * @a __str. Determines the effective length rlen of the | |
1960 | * strings to compare as the smallest of the lengths of the | |
1961 | * substrings. The function then compares the two strings by | |
1962 | * calling | |
872d8fea | 1963 | * traits::compare(substring.data(),str.substr(pos2,n2).data(),rlen). |
5b9daa7e BK |
1964 | * If the result of the comparison is nonzero returns it, |
1965 | * otherwise the shorter one is ordered first. | |
872d8fea PC |
1966 | */ |
1967 | int | |
1968 | compare(size_type __pos1, size_type __n1, const __versa_string& __str, | |
1969 | size_type __pos2, size_type __n2) const; | |
1970 | ||
1971 | /** | |
1972 | * @brief Compare to a C string. | |
5b9daa7e | 1973 | * @param __s C string to compare against. |
872d8fea PC |
1974 | * @return Integer < 0, 0, or > 0. |
1975 | * | |
5b9daa7e BK |
1976 | * Returns an integer < 0 if this string is ordered before @a |
1977 | * __s, 0 if their values are equivalent, or > 0 if this string | |
1978 | * is ordered after @a __s. Determines the effective length | |
1979 | * rlen of the strings to compare as the smallest of size() and | |
1980 | * the length of a string constructed from @a __s. The | |
1981 | * function then compares the two strings by calling | |
1982 | * traits::compare(data(),s,rlen). If the result of the | |
1983 | * comparison is nonzero returns it, otherwise the shorter one | |
1984 | * is ordered first. | |
872d8fea PC |
1985 | */ |
1986 | int | |
1987 | compare(const _CharT* __s) const; | |
1988 | ||
1989 | // _GLIBCXX_RESOLVE_LIB_DEFECTS | |
1990 | // 5 String::compare specification questionable | |
1991 | /** | |
1992 | * @brief Compare substring to a C string. | |
5b9daa7e BK |
1993 | * @param __pos Index of first character of substring. |
1994 | * @param __n1 Number of characters in substring. | |
1995 | * @param __s C string to compare against. | |
872d8fea PC |
1996 | * @return Integer < 0, 0, or > 0. |
1997 | * | |
5b9daa7e BK |
1998 | * Form the substring of this string from the @a __n1 |
1999 | * characters starting at @a __pos. Returns an integer < 0 if | |
2000 | * the substring is ordered before @a __s, 0 if their values | |
2001 | * are equivalent, or > 0 if the substring is ordered after @a | |
2002 | * __s. Determines the effective length rlen of the strings to | |
2003 | * compare as the smallest of the length of the substring and | |
2004 | * the length of a string constructed from @a __s. The | |
872d8fea | 2005 | * function then compares the two string by calling |
5b9daa7e BK |
2006 | * traits::compare(substring.data(),s,rlen). If the result of |
2007 | * the comparison is nonzero returns it, otherwise the shorter | |
2008 | * one is ordered first. | |
872d8fea PC |
2009 | */ |
2010 | int | |
2011 | compare(size_type __pos, size_type __n1, const _CharT* __s) const; | |
2012 | ||
2013 | /** | |
2014 | * @brief Compare substring against a character array. | |
5b9daa7e BK |
2015 | * @param __pos1 Index of first character of substring. |
2016 | * @param __n1 Number of characters in substring. | |
2017 | * @param __s character array to compare against. | |
2018 | * @param __n2 Number of characters of s. | |
872d8fea PC |
2019 | * @return Integer < 0, 0, or > 0. |
2020 | * | |
5b9daa7e BK |
2021 | * Form the substring of this string from the @a __n1 |
2022 | * characters starting at @a __pos1. Form a string from the | |
2023 | * first @a __n2 characters of @a __s. Returns an integer < 0 | |
2024 | * if this substring is ordered before the string from @a __s, | |
2025 | * 0 if their values are equivalent, or > 0 if this substring | |
2026 | * is ordered after the string from @a __s. Determines the | |
2027 | * effective length rlen of the strings to compare as the | |
2028 | * smallest of the length of the substring and @a __n2. The | |
2029 | * function then compares the two strings by calling | |
2030 | * traits::compare(substring.data(),s,rlen). If the result of | |
2031 | * the comparison is nonzero returns it, otherwise the shorter | |
872d8fea PC |
2032 | * one is ordered first. |
2033 | * | |
2a60a9f6 | 2034 | * NB: s must have at least n2 characters, <em>\\0</em> has no special |
872d8fea PC |
2035 | * meaning. |
2036 | */ | |
2037 | int | |
2038 | compare(size_type __pos, size_type __n1, const _CharT* __s, | |
2039 | size_type __n2) const; | |
2040 | }; | |
2041 | ||
2042 | // operator+ | |
2043 | /** | |
2044 | * @brief Concatenate two strings. | |
5b9daa7e BK |
2045 | * @param __lhs First string. |
2046 | * @param __rhs Last string. | |
2047 | * @return New string with value of @a __lhs followed by @a __rhs. | |
872d8fea PC |
2048 | */ |
2049 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2050 | template <typename, typename, typename> class _Base> | |
2051 | __versa_string<_CharT, _Traits, _Alloc, _Base> | |
2052 | operator+(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
cf882919 | 2053 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs); |
872d8fea PC |
2054 | |
2055 | /** | |
2056 | * @brief Concatenate C string and string. | |
5b9daa7e BK |
2057 | * @param __lhs First string. |
2058 | * @param __rhs Last string. | |
2059 | * @return New string with value of @a __lhs followed by @a __rhs. | |
872d8fea PC |
2060 | */ |
2061 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2062 | template <typename, typename, typename> class _Base> | |
2063 | __versa_string<_CharT, _Traits, _Alloc, _Base> | |
2064 | operator+(const _CharT* __lhs, | |
2065 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs); | |
2066 | ||
2067 | /** | |
2068 | * @brief Concatenate character and string. | |
5b9daa7e BK |
2069 | * @param __lhs First string. |
2070 | * @param __rhs Last string. | |
2071 | * @return New string with @a __lhs followed by @a __rhs. | |
872d8fea PC |
2072 | */ |
2073 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2074 | template <typename, typename, typename> class _Base> | |
2075 | __versa_string<_CharT, _Traits, _Alloc, _Base> | |
2076 | operator+(_CharT __lhs, | |
2077 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs); | |
2078 | ||
2079 | /** | |
2080 | * @brief Concatenate string and C string. | |
5b9daa7e BK |
2081 | * @param __lhs First string. |
2082 | * @param __rhs Last string. | |
2083 | * @return New string with @a __lhs followed by @a __rhs. | |
872d8fea PC |
2084 | */ |
2085 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2086 | template <typename, typename, typename> class _Base> | |
cf882919 | 2087 | __versa_string<_CharT, _Traits, _Alloc, _Base> |
872d8fea | 2088 | operator+(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, |
cf882919 | 2089 | const _CharT* __rhs); |
872d8fea PC |
2090 | |
2091 | /** | |
2092 | * @brief Concatenate string and character. | |
5b9daa7e BK |
2093 | * @param __lhs First string. |
2094 | * @param __rhs Last string. | |
2095 | * @return New string with @a __lhs followed by @a __rhs. | |
872d8fea PC |
2096 | */ |
2097 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2098 | template <typename, typename, typename> class _Base> | |
cf882919 | 2099 | __versa_string<_CharT, _Traits, _Alloc, _Base> |
872d8fea | 2100 | operator+(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, |
cf882919 | 2101 | _CharT __rhs); |
872d8fea | 2102 | |
3ca4d07d PC |
2103 | #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
2104 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2105 | template <typename, typename, typename> class _Base> | |
2106 | inline __versa_string<_CharT, _Traits, _Alloc, _Base> | |
2107 | operator+(__versa_string<_CharT, _Traits, _Alloc, _Base>&& __lhs, | |
2108 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2109 | { return std::move(__lhs.append(__rhs)); } | |
2110 | ||
2111 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2112 | template <typename, typename, typename> class _Base> | |
2113 | inline __versa_string<_CharT, _Traits, _Alloc, _Base> | |
2114 | operator+(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2115 | __versa_string<_CharT, _Traits, _Alloc, _Base>&& __rhs) | |
2116 | { return std::move(__rhs.insert(0, __lhs)); } | |
2117 | ||
2118 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2119 | template <typename, typename, typename> class _Base> | |
2120 | inline __versa_string<_CharT, _Traits, _Alloc, _Base> | |
2121 | operator+(__versa_string<_CharT, _Traits, _Alloc, _Base>&& __lhs, | |
2122 | __versa_string<_CharT, _Traits, _Alloc, _Base>&& __rhs) | |
37a68925 PC |
2123 | { |
2124 | const auto __size = __lhs.size() + __rhs.size(); | |
2125 | const bool __cond = (__size > __lhs.capacity() | |
2126 | && __size <= __rhs.capacity()); | |
2127 | return __cond ? std::move(__rhs.insert(0, __lhs)) | |
2128 | : std::move(__lhs.append(__rhs)); | |
2129 | } | |
3ca4d07d PC |
2130 | |
2131 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2132 | template <typename, typename, typename> class _Base> | |
2133 | inline __versa_string<_CharT, _Traits, _Alloc, _Base> | |
2134 | operator+(const _CharT* __lhs, | |
2135 | __versa_string<_CharT, _Traits, _Alloc, _Base>&& __rhs) | |
2136 | { return std::move(__rhs.insert(0, __lhs)); } | |
2137 | ||
2138 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2139 | template <typename, typename, typename> class _Base> | |
2140 | inline __versa_string<_CharT, _Traits, _Alloc, _Base> | |
2141 | operator+(_CharT __lhs, | |
2142 | __versa_string<_CharT, _Traits, _Alloc, _Base>&& __rhs) | |
2143 | { return std::move(__rhs.insert(0, 1, __lhs)); } | |
2144 | ||
2145 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2146 | template <typename, typename, typename> class _Base> | |
2147 | inline __versa_string<_CharT, _Traits, _Alloc, _Base> | |
2148 | operator+(__versa_string<_CharT, _Traits, _Alloc, _Base>&& __lhs, | |
2149 | const _CharT* __rhs) | |
2150 | { return std::move(__lhs.append(__rhs)); } | |
2151 | ||
2152 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2153 | template <typename, typename, typename> class _Base> | |
2154 | inline __versa_string<_CharT, _Traits, _Alloc, _Base> | |
2155 | operator+(__versa_string<_CharT, _Traits, _Alloc, _Base>&& __lhs, | |
2156 | _CharT __rhs) | |
2157 | { return std::move(__lhs.append(1, __rhs)); } | |
2158 | #endif | |
2159 | ||
872d8fea PC |
2160 | // operator == |
2161 | /** | |
2162 | * @brief Test equivalence of two strings. | |
5b9daa7e BK |
2163 | * @param __lhs First string. |
2164 | * @param __rhs Second string. | |
2165 | * @return True if @a __lhs.compare(@a __rhs) == 0. False otherwise. | |
872d8fea PC |
2166 | */ |
2167 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2168 | template <typename, typename, typename> class _Base> | |
2169 | inline bool | |
2170 | operator==(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2171 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2172 | { return __lhs.compare(__rhs) == 0; } | |
2173 | ||
bd12160a PC |
2174 | template<typename _CharT, |
2175 | template <typename, typename, typename> class _Base> | |
2176 | inline typename __enable_if<std::__is_char<_CharT>::__value, bool>::__type | |
2177 | operator==(const __versa_string<_CharT, std::char_traits<_CharT>, | |
2178 | std::allocator<_CharT>, _Base>& __lhs, | |
2179 | const __versa_string<_CharT, std::char_traits<_CharT>, | |
2180 | std::allocator<_CharT>, _Base>& __rhs) | |
2181 | { return (__lhs.size() == __rhs.size() | |
2182 | && !std::char_traits<_CharT>::compare(__lhs.data(), __rhs.data(), | |
2183 | __lhs.size())); } | |
2184 | ||
872d8fea PC |
2185 | /** |
2186 | * @brief Test equivalence of C string and string. | |
5b9daa7e BK |
2187 | * @param __lhs C string. |
2188 | * @param __rhs String. | |
2189 | * @return True if @a __rhs.compare(@a __lhs) == 0. False otherwise. | |
872d8fea PC |
2190 | */ |
2191 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2192 | template <typename, typename, typename> class _Base> | |
2193 | inline bool | |
2194 | operator==(const _CharT* __lhs, | |
2195 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2196 | { return __rhs.compare(__lhs) == 0; } | |
2197 | ||
2198 | /** | |
2199 | * @brief Test equivalence of string and C string. | |
5b9daa7e BK |
2200 | * @param __lhs String. |
2201 | * @param __rhs C string. | |
2202 | * @return True if @a __lhs.compare(@a __rhs) == 0. False otherwise. | |
872d8fea PC |
2203 | */ |
2204 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2205 | template <typename, typename, typename> class _Base> | |
2206 | inline bool | |
2207 | operator==(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2208 | const _CharT* __rhs) | |
2209 | { return __lhs.compare(__rhs) == 0; } | |
2210 | ||
2211 | // operator != | |
2212 | /** | |
2213 | * @brief Test difference of two strings. | |
5b9daa7e BK |
2214 | * @param __lhs First string. |
2215 | * @param __rhs Second string. | |
2216 | * @return True if @a __lhs.compare(@a __rhs) != 0. False otherwise. | |
872d8fea PC |
2217 | */ |
2218 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2219 | template <typename, typename, typename> class _Base> | |
2220 | inline bool | |
2221 | operator!=(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2222 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
bd12160a | 2223 | { return !(__lhs == __rhs); } |
872d8fea PC |
2224 | |
2225 | /** | |
2226 | * @brief Test difference of C string and string. | |
5b9daa7e BK |
2227 | * @param __lhs C string. |
2228 | * @param __rhs String. | |
2229 | * @return True if @a __rhs.compare(@a __lhs) != 0. False otherwise. | |
872d8fea PC |
2230 | */ |
2231 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2232 | template <typename, typename, typename> class _Base> | |
2233 | inline bool | |
2234 | operator!=(const _CharT* __lhs, | |
2235 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
bd12160a | 2236 | { return !(__lhs == __rhs); } |
872d8fea PC |
2237 | |
2238 | /** | |
2239 | * @brief Test difference of string and C string. | |
5b9daa7e BK |
2240 | * @param __lhs String. |
2241 | * @param __rhs C string. | |
2242 | * @return True if @a __lhs.compare(@a __rhs) != 0. False otherwise. | |
872d8fea PC |
2243 | */ |
2244 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2245 | template <typename, typename, typename> class _Base> | |
2246 | inline bool | |
2247 | operator!=(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2248 | const _CharT* __rhs) | |
bd12160a | 2249 | { return !(__lhs == __rhs); } |
872d8fea PC |
2250 | |
2251 | // operator < | |
2252 | /** | |
2253 | * @brief Test if string precedes string. | |
5b9daa7e BK |
2254 | * @param __lhs First string. |
2255 | * @param __rhs Second string. | |
2256 | * @return True if @a __lhs precedes @a __rhs. False otherwise. | |
872d8fea PC |
2257 | */ |
2258 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2259 | template <typename, typename, typename> class _Base> | |
2260 | inline bool | |
2261 | operator<(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2262 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2263 | { return __lhs.compare(__rhs) < 0; } | |
2264 | ||
2265 | /** | |
2266 | * @brief Test if string precedes C string. | |
5b9daa7e BK |
2267 | * @param __lhs String. |
2268 | * @param __rhs C string. | |
2269 | * @return True if @a __lhs precedes @a __rhs. False otherwise. | |
872d8fea PC |
2270 | */ |
2271 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2272 | template <typename, typename, typename> class _Base> | |
2273 | inline bool | |
2274 | operator<(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2275 | const _CharT* __rhs) | |
2276 | { return __lhs.compare(__rhs) < 0; } | |
2277 | ||
2278 | /** | |
2279 | * @brief Test if C string precedes string. | |
5b9daa7e BK |
2280 | * @param __lhs C string. |
2281 | * @param __rhs String. | |
2282 | * @return True if @a __lhs precedes @a __rhs. False otherwise. | |
872d8fea PC |
2283 | */ |
2284 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2285 | template <typename, typename, typename> class _Base> | |
2286 | inline bool | |
2287 | operator<(const _CharT* __lhs, | |
2288 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2289 | { return __rhs.compare(__lhs) > 0; } | |
2290 | ||
2291 | // operator > | |
2292 | /** | |
2293 | * @brief Test if string follows string. | |
5b9daa7e BK |
2294 | * @param __lhs First string. |
2295 | * @param __rhs Second string. | |
2296 | * @return True if @a __lhs follows @a __rhs. False otherwise. | |
872d8fea PC |
2297 | */ |
2298 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2299 | template <typename, typename, typename> class _Base> | |
2300 | inline bool | |
2301 | operator>(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2302 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2303 | { return __lhs.compare(__rhs) > 0; } | |
2304 | ||
2305 | /** | |
2306 | * @brief Test if string follows C string. | |
5b9daa7e BK |
2307 | * @param __lhs String. |
2308 | * @param __rhs C string. | |
2309 | * @return True if @a __lhs follows @a __rhs. False otherwise. | |
872d8fea PC |
2310 | */ |
2311 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2312 | template <typename, typename, typename> class _Base> | |
2313 | inline bool | |
2314 | operator>(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2315 | const _CharT* __rhs) | |
2316 | { return __lhs.compare(__rhs) > 0; } | |
2317 | ||
2318 | /** | |
2319 | * @brief Test if C string follows string. | |
5b9daa7e BK |
2320 | * @param __lhs C string. |
2321 | * @param __rhs String. | |
2322 | * @return True if @a __lhs follows @a __rhs. False otherwise. | |
872d8fea PC |
2323 | */ |
2324 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2325 | template <typename, typename, typename> class _Base> | |
2326 | inline bool | |
2327 | operator>(const _CharT* __lhs, | |
2328 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2329 | { return __rhs.compare(__lhs) < 0; } | |
2330 | ||
2331 | // operator <= | |
2332 | /** | |
2333 | * @brief Test if string doesn't follow string. | |
5b9daa7e BK |
2334 | * @param __lhs First string. |
2335 | * @param __rhs Second string. | |
2336 | * @return True if @a __lhs doesn't follow @a __rhs. False otherwise. | |
872d8fea PC |
2337 | */ |
2338 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2339 | template <typename, typename, typename> class _Base> | |
2340 | inline bool | |
2341 | operator<=(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2342 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2343 | { return __lhs.compare(__rhs) <= 0; } | |
2344 | ||
2345 | /** | |
2346 | * @brief Test if string doesn't follow C string. | |
5b9daa7e BK |
2347 | * @param __lhs String. |
2348 | * @param __rhs C string. | |
2349 | * @return True if @a __lhs doesn't follow @a __rhs. False otherwise. | |
872d8fea PC |
2350 | */ |
2351 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2352 | template <typename, typename, typename> class _Base> | |
2353 | inline bool | |
2354 | operator<=(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2355 | const _CharT* __rhs) | |
2356 | { return __lhs.compare(__rhs) <= 0; } | |
2357 | ||
2358 | /** | |
2359 | * @brief Test if C string doesn't follow string. | |
5b9daa7e BK |
2360 | * @param __lhs C string. |
2361 | * @param __rhs String. | |
2362 | * @return True if @a __lhs doesn't follow @a __rhs. False otherwise. | |
872d8fea PC |
2363 | */ |
2364 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2365 | template <typename, typename, typename> class _Base> | |
2366 | inline bool | |
2367 | operator<=(const _CharT* __lhs, | |
2368 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2369 | { return __rhs.compare(__lhs) >= 0; } | |
2370 | ||
2371 | // operator >= | |
2372 | /** | |
2373 | * @brief Test if string doesn't precede string. | |
5b9daa7e BK |
2374 | * @param __lhs First string. |
2375 | * @param __rhs Second string. | |
2376 | * @return True if @a __lhs doesn't precede @a __rhs. False otherwise. | |
872d8fea PC |
2377 | */ |
2378 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2379 | template <typename, typename, typename> class _Base> | |
2380 | inline bool | |
2381 | operator>=(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2382 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2383 | { return __lhs.compare(__rhs) >= 0; } | |
2384 | ||
2385 | /** | |
2386 | * @brief Test if string doesn't precede C string. | |
5b9daa7e BK |
2387 | * @param __lhs String. |
2388 | * @param __rhs C string. | |
2389 | * @return True if @a __lhs doesn't precede @a __rhs. False otherwise. | |
872d8fea PC |
2390 | */ |
2391 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2392 | template <typename, typename, typename> class _Base> | |
2393 | inline bool | |
2394 | operator>=(const __versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2395 | const _CharT* __rhs) | |
2396 | { return __lhs.compare(__rhs) >= 0; } | |
2397 | ||
2398 | /** | |
2399 | * @brief Test if C string doesn't precede string. | |
5b9daa7e BK |
2400 | * @param __lhs C string. |
2401 | * @param __rhs String. | |
2402 | * @return True if @a __lhs doesn't precede @a __rhs. False otherwise. | |
872d8fea PC |
2403 | */ |
2404 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2405 | template <typename, typename, typename> class _Base> | |
2406 | inline bool | |
2407 | operator>=(const _CharT* __lhs, | |
2408 | const __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2409 | { return __rhs.compare(__lhs) <= 0; } | |
2410 | ||
2411 | /** | |
2412 | * @brief Swap contents of two strings. | |
5b9daa7e BK |
2413 | * @param __lhs First string. |
2414 | * @param __rhs Second string. | |
872d8fea | 2415 | * |
5b9daa7e | 2416 | * Exchanges the contents of @a __lhs and @a __rhs in constant time. |
872d8fea PC |
2417 | */ |
2418 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2419 | template <typename, typename, typename> class _Base> | |
2420 | inline void | |
2421 | swap(__versa_string<_CharT, _Traits, _Alloc, _Base>& __lhs, | |
2422 | __versa_string<_CharT, _Traits, _Alloc, _Base>& __rhs) | |
2423 | { __lhs.swap(__rhs); } | |
2424 | ||
12ffa228 BK |
2425 | _GLIBCXX_END_NAMESPACE_VERSION |
2426 | } // namespace | |
3cbc7af0 | 2427 | |
12ffa228 BK |
2428 | namespace std _GLIBCXX_VISIBILITY(default) |
2429 | { | |
2430 | _GLIBCXX_BEGIN_NAMESPACE_VERSION | |
872d8fea | 2431 | |
872d8fea PC |
2432 | /** |
2433 | * @brief Read stream into a string. | |
5b9daa7e BK |
2434 | * @param __is Input stream. |
2435 | * @param __str Buffer to store into. | |
872d8fea PC |
2436 | * @return Reference to the input stream. |
2437 | * | |
5b9daa7e BK |
2438 | * Stores characters from @a __is into @a __str until whitespace is |
2439 | * found, the end of the stream is encountered, or str.max_size() | |
2440 | * is reached. If is.width() is non-zero, that is the limit on the | |
2441 | * number of characters stored into @a __str. Any previous | |
2442 | * contents of @a __str are erased. | |
872d8fea PC |
2443 | */ |
2444 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2445 | template <typename, typename, typename> class _Base> | |
2446 | basic_istream<_CharT, _Traits>& | |
2447 | operator>>(basic_istream<_CharT, _Traits>& __is, | |
2448 | __gnu_cxx::__versa_string<_CharT, _Traits, | |
2449 | _Alloc, _Base>& __str); | |
2450 | ||
2451 | /** | |
2452 | * @brief Write string to a stream. | |
5b9daa7e BK |
2453 | * @param __os Output stream. |
2454 | * @param __str String to write out. | |
872d8fea PC |
2455 | * @return Reference to the output stream. |
2456 | * | |
5b9daa7e | 2457 | * Output characters of @a __str into os following the same rules as for |
872d8fea PC |
2458 | * writing a C string. |
2459 | */ | |
2460 | template<typename _CharT, typename _Traits, typename _Alloc, | |
11202768 PC |
2461 | template <typename, typename, typename> class _Base> |
2462 | inline basic_ostream<_CharT, _Traits>& | |
872d8fea | 2463 | operator<<(basic_ostream<_CharT, _Traits>& __os, |
11202768 PC |
2464 | const __gnu_cxx::__versa_string<_CharT, _Traits, _Alloc, |
2465 | _Base>& __str) | |
2466 | { | |
2467 | // _GLIBCXX_RESOLVE_LIB_DEFECTS | |
2468 | // 586. string inserter not a formatted function | |
2469 | return __ostream_insert(__os, __str.data(), __str.size()); | |
2470 | } | |
872d8fea PC |
2471 | |
2472 | /** | |
2473 | * @brief Read a line from stream into a string. | |
5b9daa7e BK |
2474 | * @param __is Input stream. |
2475 | * @param __str Buffer to store into. | |
2476 | * @param __delim Character marking end of line. | |
872d8fea PC |
2477 | * @return Reference to the input stream. |
2478 | * | |
5b9daa7e BK |
2479 | * Stores characters from @a __is into @a __str until @a __delim is |
2480 | * found, the end of the stream is encountered, or str.max_size() | |
2481 | * is reached. If is.width() is non-zero, that is the limit on the | |
2482 | * number of characters stored into @a __str. Any previous | |
2483 | * contents of @a __str are erased. If @a delim was encountered, | |
2484 | * it is extracted but not stored into @a __str. | |
872d8fea PC |
2485 | */ |
2486 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2487 | template <typename, typename, typename> class _Base> | |
2488 | basic_istream<_CharT, _Traits>& | |
2489 | getline(basic_istream<_CharT, _Traits>& __is, | |
2490 | __gnu_cxx::__versa_string<_CharT, _Traits, _Alloc, _Base>& __str, | |
2491 | _CharT __delim); | |
2492 | ||
2493 | /** | |
2494 | * @brief Read a line from stream into a string. | |
5b9daa7e BK |
2495 | * @param __is Input stream. |
2496 | * @param __str Buffer to store into. | |
872d8fea PC |
2497 | * @return Reference to the input stream. |
2498 | * | |
2a60a9f6 BK |
2499 | * Stores characters from is into @a __str until '\n' is |
2500 | * found, the end of the stream is encountered, or str.max_size() | |
2501 | * is reached. If is.width() is non-zero, that is the limit on the | |
2502 | * number of characters stored into @a __str. Any previous | |
2503 | * contents of @a __str are erased. If end of line was | |
2504 | * encountered, it is extracted but not stored into @a __str. | |
872d8fea PC |
2505 | */ |
2506 | template<typename _CharT, typename _Traits, typename _Alloc, | |
2507 | template <typename, typename, typename> class _Base> | |
2508 | inline basic_istream<_CharT, _Traits>& | |
2509 | getline(basic_istream<_CharT, _Traits>& __is, | |
2510 | __gnu_cxx::__versa_string<_CharT, _Traits, _Alloc, _Base>& __str) | |
2511 | { return getline(__is, __str, __is.widen('\n')); } | |
2512 | ||
12ffa228 BK |
2513 | _GLIBCXX_END_NAMESPACE_VERSION |
2514 | } // namespace | |
872d8fea | 2515 | |
a5a6b586 PC |
2516 | #if (defined(__GXX_EXPERIMENTAL_CXX0X__) && defined(_GLIBCXX_USE_C99)) |
2517 | ||
2518 | #include <ext/string_conversions.h> | |
2519 | ||
12ffa228 BK |
2520 | namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) |
2521 | { | |
2522 | _GLIBCXX_BEGIN_NAMESPACE_VERSION | |
a5a6b586 PC |
2523 | |
2524 | // 21.4 Numeric Conversions [string.conversions]. | |
2525 | inline int | |
2526 | stoi(const __vstring& __str, std::size_t* __idx = 0, int __base = 10) | |
2527 | { return __gnu_cxx::__stoa<long, int>(&std::strtol, "stoi", __str.c_str(), | |
2528 | __idx, __base); } | |
2529 | ||
2530 | inline long | |
2531 | stol(const __vstring& __str, std::size_t* __idx = 0, int __base = 10) | |
2532 | { return __gnu_cxx::__stoa(&std::strtol, "stol", __str.c_str(), | |
2533 | __idx, __base); } | |
2534 | ||
2535 | inline unsigned long | |
2536 | stoul(const __vstring& __str, std::size_t* __idx = 0, int __base = 10) | |
2537 | { return __gnu_cxx::__stoa(&std::strtoul, "stoul", __str.c_str(), | |
2538 | __idx, __base); } | |
2539 | ||
2540 | inline long long | |
2541 | stoll(const __vstring& __str, std::size_t* __idx = 0, int __base = 10) | |
2542 | { return __gnu_cxx::__stoa(&std::strtoll, "stoll", __str.c_str(), | |
2543 | __idx, __base); } | |
2544 | ||
2545 | inline unsigned long long | |
2546 | stoull(const __vstring& __str, std::size_t* __idx, int __base = 10) | |
2547 | { return __gnu_cxx::__stoa(&std::strtoull, "stoull", __str.c_str(), | |
2548 | __idx, __base); } | |
2549 | ||
2550 | // NB: strtof vs strtod. | |
2551 | inline float | |
2552 | stof(const __vstring& __str, std::size_t* __idx = 0) | |
2553 | { return __gnu_cxx::__stoa(&std::strtof, "stof", __str.c_str(), __idx); } | |
2554 | ||
2555 | inline double | |
2556 | stod(const __vstring& __str, std::size_t* __idx = 0) | |
2557 | { return __gnu_cxx::__stoa(&std::strtod, "stod", __str.c_str(), __idx); } | |
2558 | ||
2559 | inline long double | |
2560 | stold(const __vstring& __str, std::size_t* __idx = 0) | |
2561 | { return __gnu_cxx::__stoa(&std::strtold, "stold", __str.c_str(), __idx); } | |
2562 | ||
2563 | // NB: (v)snprintf vs sprintf. | |
a4ecd144 PC |
2564 | |
2565 | // DR 1261. | |
2566 | inline __vstring | |
2567 | to_string(int __val) | |
2568 | { return __gnu_cxx::__to_xstring<__vstring>(&std::vsnprintf, 4 * sizeof(int), | |
2569 | "%d", __val); } | |
2570 | ||
2571 | inline __vstring | |
2572 | to_string(unsigned __val) | |
2573 | { return __gnu_cxx::__to_xstring<__vstring>(&std::vsnprintf, | |
2574 | 4 * sizeof(unsigned), | |
2575 | "%u", __val); } | |
2576 | ||
2577 | inline __vstring | |
2578 | to_string(long __val) | |
2579 | { return __gnu_cxx::__to_xstring<__vstring>(&std::vsnprintf, | |
2580 | 4 * sizeof(long), | |
2581 | "%ld", __val); } | |
2582 | ||
2583 | inline __vstring | |
2584 | to_string(unsigned long __val) | |
2585 | { return __gnu_cxx::__to_xstring<__vstring>(&std::vsnprintf, | |
2586 | 4 * sizeof(unsigned long), | |
2587 | "%lu", __val); } | |
2588 | ||
2589 | ||
a5a6b586 PC |
2590 | inline __vstring |
2591 | to_string(long long __val) | |
2592 | { return __gnu_cxx::__to_xstring<__vstring>(&std::vsnprintf, | |
2593 | 4 * sizeof(long long), | |
2594 | "%lld", __val); } | |
2595 | ||
2596 | inline __vstring | |
2597 | to_string(unsigned long long __val) | |
2598 | { return __gnu_cxx::__to_xstring<__vstring>(&std::vsnprintf, | |
2599 | 4 * sizeof(unsigned long long), | |
2600 | "%llu", __val); } | |
2601 | ||
a4ecd144 PC |
2602 | inline __vstring |
2603 | to_string(float __val) | |
2604 | { | |
2605 | const int __n = __numeric_traits<float>::__max_exponent10 + 20; | |
2606 | return __gnu_cxx::__to_xstring<__vstring>(&std::vsnprintf, __n, | |
2607 | "%f", __val); | |
2608 | } | |
2609 | ||
2610 | inline __vstring | |
2611 | to_string(double __val) | |
2612 | { | |
2613 | const int __n = __numeric_traits<double>::__max_exponent10 + 20; | |
2614 | return __gnu_cxx::__to_xstring<__vstring>(&std::vsnprintf, __n, | |
2615 | "%f", __val); | |
2616 | } | |
2617 | ||
a5a6b586 PC |
2618 | inline __vstring |
2619 | to_string(long double __val) | |
2620 | { | |
2621 | const int __n = __numeric_traits<long double>::__max_exponent10 + 20; | |
2622 | return __gnu_cxx::__to_xstring<__vstring>(&std::vsnprintf, __n, | |
2623 | "%Lf", __val); | |
2624 | } | |
2625 | ||
2626 | #ifdef _GLIBCXX_USE_WCHAR_T | |
2627 | inline int | |
2628 | stoi(const __wvstring& __str, std::size_t* __idx = 0, int __base = 10) | |
2629 | { return __gnu_cxx::__stoa<long, int>(&std::wcstol, "stoi", __str.c_str(), | |
2630 | __idx, __base); } | |
2631 | ||
2632 | inline long | |
2633 | stol(const __wvstring& __str, std::size_t* __idx = 0, int __base = 10) | |
2634 | { return __gnu_cxx::__stoa(&std::wcstol, "stol", __str.c_str(), | |
2635 | __idx, __base); } | |
2636 | ||
2637 | inline unsigned long | |
2638 | stoul(const __wvstring& __str, std::size_t* __idx = 0, int __base = 10) | |
2639 | { return __gnu_cxx::__stoa(&std::wcstoul, "stoul", __str.c_str(), | |
2640 | __idx, __base); } | |
2641 | ||
2642 | inline long long | |
2643 | stoll(const __wvstring& __str, std::size_t* __idx = 0, int __base = 10) | |
2644 | { return __gnu_cxx::__stoa(&std::wcstoll, "stoll", __str.c_str(), | |
2645 | __idx, __base); } | |
2646 | ||
2647 | inline unsigned long long | |
2648 | stoull(const __wvstring& __str, std::size_t* __idx = 0, int __base = 10) | |
2649 | { return __gnu_cxx::__stoa(&std::wcstoull, "stoull", __str.c_str(), | |
2650 | __idx, __base); } | |
2651 | ||
2652 | // NB: wcstof vs wcstod. | |
2653 | inline float | |
2654 | stof(const __wvstring& __str, std::size_t* __idx = 0) | |
2655 | { return __gnu_cxx::__stoa(&std::wcstof, "stof", __str.c_str(), __idx); } | |
2656 | ||
2657 | inline double | |
2658 | stod(const __wvstring& __str, std::size_t* __idx = 0) | |
2659 | { return __gnu_cxx::__stoa(&std::wcstod, "stod", __str.c_str(), __idx); } | |
2660 | ||
2661 | inline long double | |
2662 | stold(const __wvstring& __str, std::size_t* __idx = 0) | |
2663 | { return __gnu_cxx::__stoa(&std::wcstold, "stold", __str.c_str(), __idx); } | |
2664 | ||
e10822c2 | 2665 | #ifndef _GLIBCXX_HAVE_BROKEN_VSWPRINTF |
a4ecd144 PC |
2666 | // DR 1261. |
2667 | inline __wvstring | |
2668 | to_wstring(int __val) | |
2669 | { return __gnu_cxx::__to_xstring<__wvstring>(&std::vswprintf, | |
2670 | 4 * sizeof(int), | |
2671 | L"%d", __val); } | |
2672 | ||
2673 | inline __wvstring | |
2674 | to_wstring(unsigned __val) | |
2675 | { return __gnu_cxx::__to_xstring<__wvstring>(&std::vswprintf, | |
2676 | 4 * sizeof(unsigned), | |
2677 | L"%u", __val); } | |
2678 | ||
2679 | inline __wvstring | |
2680 | to_wstring(long __val) | |
2681 | { return __gnu_cxx::__to_xstring<__wvstring>(&std::vswprintf, | |
2682 | 4 * sizeof(long), | |
2683 | L"%ld", __val); } | |
2684 | ||
2685 | inline __wvstring | |
2686 | to_wstring(unsigned long __val) | |
2687 | { return __gnu_cxx::__to_xstring<__wvstring>(&std::vswprintf, | |
2688 | 4 * sizeof(unsigned long), | |
2689 | L"%lu", __val); } | |
2690 | ||
a5a6b586 PC |
2691 | inline __wvstring |
2692 | to_wstring(long long __val) | |
2693 | { return __gnu_cxx::__to_xstring<__wvstring>(&std::vswprintf, | |
2694 | 4 * sizeof(long long), | |
2695 | L"%lld", __val); } | |
2696 | ||
2697 | inline __wvstring | |
2698 | to_wstring(unsigned long long __val) | |
2699 | { return __gnu_cxx::__to_xstring<__wvstring>(&std::vswprintf, | |
2700 | 4 * sizeof(unsigned long long), | |
2701 | L"%llu", __val); } | |
2702 | ||
a4ecd144 PC |
2703 | inline __wvstring |
2704 | to_wstring(float __val) | |
2705 | { | |
2706 | const int __n = __numeric_traits<float>::__max_exponent10 + 20; | |
2707 | return __gnu_cxx::__to_xstring<__wvstring>(&std::vswprintf, __n, | |
2708 | L"%f", __val); | |
2709 | } | |
2710 | ||
2711 | inline __wvstring | |
2712 | to_wstring(double __val) | |
2713 | { | |
2714 | const int __n = __numeric_traits<double>::__max_exponent10 + 20; | |
2715 | return __gnu_cxx::__to_xstring<__wvstring>(&std::vswprintf, __n, | |
2716 | L"%f", __val); | |
2717 | } | |
2718 | ||
a5a6b586 PC |
2719 | inline __wvstring |
2720 | to_wstring(long double __val) | |
2721 | { | |
2722 | const int __n = __numeric_traits<long double>::__max_exponent10 + 20; | |
2723 | return __gnu_cxx::__to_xstring<__wvstring>(&std::vswprintf, __n, | |
2724 | L"%Lf", __val); | |
2725 | } | |
2726 | #endif | |
e10822c2 | 2727 | #endif |
a5a6b586 | 2728 | |
12ffa228 BK |
2729 | _GLIBCXX_END_NAMESPACE_VERSION |
2730 | } // namespace | |
a5a6b586 PC |
2731 | |
2732 | #endif | |
2733 | ||
ee3ee948 | 2734 | #include "vstring.tcc" |
872d8fea PC |
2735 | |
2736 | #endif /* _VSTRING_H */ |