43 __slbexpand(FILE *fp, size_t newsize)  in __slbexpand()  argument
47 	if (fp->_lb._size >= newsize)  in __slbexpand()
49 	if ((p = realloc(fp->_lb._base, newsize)) == NULL)  in __slbexpand()
51 	fp->_lb._base = p;  in __slbexpand()
52 	fp->_lb._size = newsize;  in __slbexpand()
64 fgetln(FILE *fp, size_t *lenp)  in fgetln()  argument
71 	FLOCKFILE(fp);  in fgetln()
72 	_SET_ORIENTATION(fp, -1);  in fgetln()
75 	if (fp->_r <= 0 && __srefill(fp))  in fgetln()
79 	if ((p = memchr((void *)fp->_p, '\n', fp->_r)) != NULL) {  in fgetln()
86 		ret = (char *)fp->_p;  in fgetln()
87 		*lenp = len = p - fp->_p;  in fgetln()
88 		fp->_flags |= __SMOD;  in fgetln()
89 		fp->_r -= len;  in fgetln()
90 		fp->_p = p;  in fgetln()
91 		FUNLOCKFILE(fp);  in fgetln()
105 	for (len = fp->_r, off = 0;; len += fp->_r) {  in fgetln()
113 		if (__slbexpand(fp, len + OPTIMISTIC))  in fgetln()
115 		(void)memcpy((void *)(fp->_lb._base + off), (void *)fp->_p,  in fgetln()
118 		if (__srefill(fp))  in fgetln()
120 		if ((p = memchr((void *)fp->_p, '\n', fp->_r)) == NULL)  in fgetln()
125 		diff = p - fp->_p;  in fgetln()
127 		if (__slbexpand(fp, len))  in fgetln()
129 		(void)memcpy((void *)(fp->_lb._base + off), (void *)fp->_p,  in fgetln()
131 		fp->_r -= diff;  in fgetln()
132 		fp->_p = p;  in fgetln()
136 	ret = (char *)fp->_lb._base;  in fgetln()
137 	FUNLOCKFILE(fp);  in fgetln()
141 	FUNLOCKFILE(fp);  in fgetln()