Obstack grow
出典: GCC Wikia
目次 |
[編集] このページを編集する際は，編集に関する方針に従ってください．
[編集] 概要
- gcc-4.1.0/include/obstack.h, gcc-4.1.0/libiberty/obstack.cにて定義
- pointerが指している領域をコピーし、その分領域を伸ばす
[編集] 引数
- struct obstack *obstack
- POINTER pointer
- int length
[編集] 実装
obstack.h 295: #if defined __GNUC__ && defined __STDC__ && __STDC__ ~ 331: # define obstack_grow(OBSTACK,where,length) \ 332: __extension__ \ 333: ({ struct obstack *__o = (OBSTACK); \ 334: int __len = (length); \ 335: if (__o->next_free + __len > __o->chunk_limit) \ 336: _obstack_newchunk (__o, __len); \ 337: _obstack_memcpy (__o->next_free, (where), __len); \ 338: __o->next_free += __len; \ 339: (void) 0; }) ~ 445: #else /* not __GNUC__ or not __STDC__ */ ~ 467: # define obstack_grow(h,where,length) \ 468: ( (h)->temp = (length), \ 469: (((h)->next_free + (h)->temp > (h)->chunk_limit) \ 470: ? (_obstack_newchunk ((h), (h)->temp), 0) : 0), \ 471: _obstack_memcpy ((h)->next_free, (where), (h)->temp), \ 472: (h)->next_free += (h)->temp) ~ 539: #endif /* not __GNUC__ or not __STDC__ */ ~ ***- ~ obstack.c 458: void (obstack_grow) (struct obstack *obstack, POINTER pointer, int length) 459: { 460: obstack_grow (obstack, pointer, length); 461: }
