| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 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. |
| 3 | |
| 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. |
| 8 | |
| 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. |
| 13 | |
| 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 |
| 17 | 02111-1307 USA. */ |
| 18 | |
| 19 | #ifndef _LIBC_INTERNAL_H |
| 20 | #define _LIBC_INTERNAL_H 1 |
| 21 | |
| 22 | #include <features.h> |
| 23 | |
| 24 | #ifdef __UCLIBC_BUILD_RELRO__ |
| 25 | # define attribute_relro __attribute__ ((section (".data.rel.ro"))) |
| 26 | #else |
| 27 | # define attribute_relro |
| 28 | #endif |
| 29 | |
| 30 | #ifdef __UCLIBC_HAS_TLS__ |
| 31 | # define attribute_tls_model_ie __attribute__ ((tls_model ("initial-exec"))) |
| 32 | #endif |
| 33 | |
| 34 | /* Pull in things like __attribute_used__ */ |
| 35 | #include <sys/cdefs.h> |
| 36 | |
| 37 | /* --- this is added to integrate linuxthreads */ |
| 38 | /*#define __USE_UNIX98 1*/ |
| 39 | |
| 40 | #ifndef __ASSEMBLER__ |
| 41 | # ifdef IS_IN_libc |
| 42 | |
| 43 | # define __need_size_t |
| 44 | # include <stddef.h> |
| 45 | |
| 46 | /* sources are built w/ _GNU_SOURCE, this gets undefined */ |
| 47 | #ifdef __USE_GNU |
| 48 | extern int __xpg_strerror_r (int __errnum, char *__buf, size_t __buflen); |
| 49 | libc_hidden_proto(__xpg_strerror_r) |
| 50 | #else |
| 51 | extern char *__glibc_strerror_r (int __errnum, char *__buf, size_t __buflen); |
| 52 | libc_hidden_proto(__glibc_strerror_r) |
| 53 | #endif |
| 54 | |
| 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) |
| 63 | # endif |
| 64 | |
| 65 | /* internal access to program name */ |
| 66 | extern const char *__uclibc_progname attribute_hidden; |
| 67 | |
| 68 | # ifdef __UCLIBC_HAS_FORTIFY__ |
| 69 | extern void __chk_fail(void) attribute_noreturn; |
| 70 | libc_hidden_proto(__chk_fail) |
| 71 | # endif |
| 72 | |
| 73 | # endif /* IS_IN_libc */ |
| 74 | |
| 75 | #endif /* __ASSEMBLER__ */ |
| 76 | |
| 77 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) |
| 78 | |
| 79 | /* Some people like to build up uClibc with *-elf toolchains, so |
| 80 | * a little grease here until we drop '#ifdef __linux__' checks |
| 81 | * from our source code. |
| 82 | */ |
| 83 | #ifndef __linux__ |
| 84 | # define __linux__ 1 |
| 85 | #endif |
| 86 | |
| 87 | #endif /* _LIBC_INTERNAL_H */ |