/* Copyright (C) 1991,92,93,95,96,97,98,99,2000,2001 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #ifndef _LIBC_INTERNAL_H #define _LIBC_INTERNAL_H 1 #include <features.h> #ifdef __UCLIBC_BUILD_RELRO__ # define attribute_relro __attribute__ ((section (".data.rel.ro"))) #else # define attribute_relro #endif #ifdef __UCLIBC_HAS_THREADS_NATIVE__ # define attribute_tls_model_ie __attribute__ ((tls_model ("initial-exec"))) #endif /* Pull in things like __attribute_used__ */ #include <sys/cdefs.h> /* --- this is added to integrate linuxthreads */ /*#define __USE_UNIX98 1*/ #ifndef __ASSEMBLER__ # ifdef IS_IN_libc # define __need_size_t # include <stddef.h> /* sources are built w/ _GNU_SOURCE, this gets undefined */ #ifdef __USE_GNU extern int __xpg_strerror_r (int __errnum, char *__buf, size_t __buflen); libc_hidden_proto(__xpg_strerror_r) #else extern char *__glibc_strerror_r (int __errnum, char *__buf, size_t __buflen); libc_hidden_proto(__glibc_strerror_r) #endif /* #include <pthread.h> */ # ifndef __UCLIBC_HAS_THREADS__ # define __pthread_mutex_init(mutex, mutexattr) ((void)0) # define __pthread_mutex_lock(mutex) ((void)0) # define __pthread_mutex_trylock(mutex) ((void)0) # define __pthread_mutex_unlock(mutex) ((void)0) # define _pthread_cleanup_push_defer(mutex) ((void)0) # define _pthread_cleanup_pop_restore(mutex) ((void)0) # endif /* internal access to program name */ extern const char *__uclibc_progname attribute_hidden; # endif /* IS_IN_libc */ /* #include <alloca.h> */ #include <bits/stackinfo.h> #if defined(_STACK_GROWS_DOWN) # define extend_alloca(buf, len, newlen) \ (__typeof (buf)) ({ size_t __newlen = (newlen); \ char *__newbuf = alloca (__newlen); \ if (__newbuf + __newlen == (char *) buf) \ len += __newlen; \ else \ len = __newlen; \ __newbuf; }) #elif defined(_STACK_GROWS_UP) # define extend_alloca(buf, len, newlen) \ (__typeof (buf)) ({ size_t __newlen = (newlen); \ char *__newbuf = alloca (__newlen); \ char *__buf = (buf); \ if (__buf + __newlen == __newbuf) \ { \ len += __newlen; \ __newbuf = __buf; \ } \ else \ len = __newlen; \ __newbuf; }) #else # warning unknown stack # define extend_alloca(buf, len, newlen) \ alloca (((len) = (newlen))) #endif #endif /* __ASSEMBLER__ */ #endif /* _LIBC_INTERNAL_H */