/* From libc-5.3.12 */ /* * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> * * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. */ #include <errno.h> #include <unistd.h> #include <sys/syscall.h> extern void * __curbrk attribute_hidden; extern int __init_brk (void) attribute_hidden; extern void *_brk(void *ptr) attribute_hidden; libc_hidden_proto(brk) int brk(void * end_data_seg) { if (__init_brk () == 0) { __curbrk = _brk(end_data_seg); if (__curbrk == end_data_seg) return 0; __set_errno(ENOMEM); } return -1; } libc_hidden_def(brk)