151 #define _EXT(fp) reinterpret_cast<__sfileext*>((fp)->_ext._base)  argument
153 #define _EXT(fp) ((struct __sfileext *)((fp)->_ext._base))  argument
156 #define _UB(fp) _EXT(fp)->_ub  argument
157 #define _FLOCK(fp)  _EXT(fp)->_lock  argument
159 #define _FILEEXT_INIT(fp) \  argument
161 	_UB(fp)._base = NULL; \
162 	_UB(fp)._size = 0; \
163 	WCIO_INIT(fp); \
167 	pthread_mutex_init(&_FLOCK(fp), &attr); \
169 	_EXT(fp)->_caller_handles_locking = false; \
218 #define	cantwrite(fp) \  argument
219 	((((fp)->_flags & __SWR) == 0 || (fp)->_bf._base == NULL) && \
220 	 __swsetup(fp))
226 #define	HASUB(fp) (_UB(fp)._base != NULL)  argument
227 #define	FREEUB(fp) { \  argument
228 	if (_UB(fp)._base != (fp)->_ubuf) \
229 		free(_UB(fp)._base); \
230 	_UB(fp)._base = NULL; \
236 #define	HASLB(fp) ((fp)->_lb._base != NULL)  argument
237 #define	FREELB(fp) { \  argument
238 	free((char *)(fp)->_lb._base); \
239 	(fp)->_lb._base = NULL; \
242 #define FLOCKFILE(fp)   if (!_EXT(fp)->_caller_handles_locking) flockfile(fp)  argument
243 #define FUNLOCKFILE(fp) if (!_EXT(fp)->_caller_handles_locking) funlockfile(fp)  argument
268 wint_t __fputwc_unlock(wchar_t wc, FILE *fp);