1 /* Copyright (C) 1991,92,93,95,96,97,98,99,2000,2001 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 #ifndef _LIBC_INTERNAL_H
20 #define _LIBC_INTERNAL_H 1
24 #ifdef __UCLIBC_BUILD_RELRO__
25 # define attribute_relro __attribute__ ((section (".data.rel.ro")))
27 # define attribute_relro
30 #ifdef __UCLIBC_HAS_TLS__
31 # define attribute_tls_model_ie __attribute__ ((tls_model ("initial-exec")))
34 /* Pull in things like __attribute_used__ */
35 #include <sys/cdefs.h>
37 /* --- this is added to integrate linuxthreads */
38 /*#define __USE_UNIX98 1*/
43 # define __need_size_t
46 /* sources are built w/ _GNU_SOURCE, this gets undefined */
47 #if defined __USE_XOPEN2K && !defined __USE_GNU
48 extern char *__glibc_strerror_r (int __errnum, char *__buf, size_t __buflen);
49 libc_hidden_proto(__glibc_strerror_r)
51 extern int __xpg_strerror_r (int __errnum, char *__buf, size_t __buflen);
52 libc_hidden_proto(__xpg_strerror_r)
55 /* #include <pthread.h> */
56 # ifndef __UCLIBC_HAS_THREADS__
57 # define __pthread_mutex_init(mutex, mutexattr) ((void)0)
58 # define __pthread_mutex_lock(mutex) ((void)0)
59 # define __pthread_mutex_trylock(mutex) ((void)0)
60 # define __pthread_mutex_unlock(mutex) ((void)0)
61 # define _pthread_cleanup_push_defer(mutex) ((void)0)
62 # define _pthread_cleanup_pop_restore(mutex) ((void)0)
65 /* internal access to program name */
66 extern const char *__uclibc_progname attribute_hidden;
68 # ifdef __UCLIBC_HAS_FORTIFY__
69 extern void __chk_fail(void) attribute_noreturn;
70 libc_hidden_proto(__chk_fail)
73 # ifdef __UCLIBC_HAS_SSP__
74 extern void __stack_chk_fail(void) attribute_noreturn __cold;
77 # endif /* IS_IN_libc */
79 #endif /* __ASSEMBLER__ */
81 #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
83 /* Some people like to build up uClibc with *-elf toolchains, so
84 * a little grease here until we drop '#ifdef __linux__' checks
85 * from our source code.
91 #endif /* _LIBC_INTERNAL_H */