projects / apple / libc.git / blame
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|---|---|---|
| b5d655f7 A |
1 | /* |
| 2 | * Copyright (c) 2006 - 2008 Apple Inc. All rights reserved. | |
| 3 | * | |
| 4 | * @APPLE_LICENSE_HEADER_START@ | |
| 5 | * | |
| 6 | * This file contains Original Code and/or Modifications of Original Code | |
| 7 | * as defined in and that are subject to the Apple Public Source License | |
| 8 | * Version 2.0 (the 'License'). You may not use this file except in | |
| 9 | * compliance with the License. Please obtain a copy of the License at | |
| 10 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
| 11 | * file. | |
| 12 | * | |
| 13 | * The Original Code and all software distributed under the License are | |
| 14 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 15 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
| 16 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. | |
| 18 | * Please see the License for the specific language governing rights and | |
| 19 | * limitations under the License. | |
| 20 | * | |
| 21 | * @APPLE_LICENSE_HEADER_END@ | |
| 22 | */ | |
| 23 | ||
| 24 | /*********************************************************************** | |
| 25 | * Not to be installed in /usr/include | |
| 26 | ***********************************************************************/ | |
| 27 | ||
| 28 | #ifndef _LIBC_SYS_CDEFS_H_ | |
| 29 | #define _LIBC_SYS_CDEFS_H_ | |
| 30 | ||
| 31 | /* | |
| 32 | * Now include the real sys/cdefs.h. The checks in libc-features.h will assure | |
| 33 | * that those macros are consistent with the current build environment. | |
| 34 | */ | |
| 35 | #include_next <sys/cdefs.h> | |
| 36 | #ifndef _LIBC_NO_FEATURE_VERIFICATION | |
| 37 | #if defined(__arm__) | |
| 38 | # include <arm/libc-features.h> | |
| 39 | #elif defined(__i386__) | |
| 40 | # include <i386/libc-features.h> | |
| 41 | #elif defined(__ppc__) | |
| 42 | # include <ppc/libc-features.h> | |
| 43 | #elif defined(__ppc64__) | |
| 44 | # include <ppc64/libc-features.h> | |
| 45 | #elif defined(__x86_64__) | |
| 46 | # include <x86_64/libc-features.h> | |
| 47 | #else | |
| 48 | # error "Unknown architecture." | |
| 49 | #endif | |
| 50 | #endif /* _LIBC_NO_FEATURE_VERIFICATION */ | |
| 51 | ||
| 52 | /* | |
| 53 | * symbol suffixes used for symbol versioning | |
| 54 | */ | |
| 55 | #if defined(VARIANT_LEGACY) | |
| 56 | # define LIBC_SUF_UNIX03 /* nothing */ | |
| 57 | # define LIBC_SUF_64_BIT_INO_T /* nothing */ | |
| 58 | # define LIBC_SUF_NON_CANCELABLE /* nothing */ | |
| 59 | # define LIBC_SUF_1050 /* nothing */ | |
| 60 | #else /* !VARIANT_LEGACY */ | |
| 61 | # if __DARWIN_ONLY_UNIX_CONFORMANCE | |
| 62 | # define LIBC_SUF_UNIX03 /* nothing */ | |
| 63 | # else /* !__DARWIN_ONLY_UNIX_CONFORMANCE */ | |
| 64 | # define LIBC_SUF_UNIX03 "$UNIX2003" | |
| 65 | # endif /* __DARWIN_ONLY_UNIX_CONFORMANCE */ | |
| 66 | ||
| 67 | # if defined(VARIANT_INODE32) | |
| 68 | # define LIBC_SUF_64_BIT_INO_T /* nothing */ | |
| 69 | # else /* !VARIANT_INODE32 */ | |
| 70 | # if __DARWIN_ONLY_64_BIT_INO_T | |
| 71 | # define LIBC_SUF_64_BIT_INO_T /* nothing */ | |
| 72 | # else /* !__DARWIN_ONLY_64_BIT_INO_T */ | |
| 73 | # define LIBC_SUF_64_BIT_INO_T "$INODE64" | |
| 74 | # endif /* __DARWIN_ONLY_64_BIT_INO_T */ | |
| 75 | # endif /* VARIANT_INODE32 */ | |
| 76 | ||
| 77 | # if defined(VARIANT_CANCELABLE) | |
| 78 | # define LIBC_SUF_NON_CANCELABLE /* nothing */ | |
| 79 | # else /* !LIBC_NON_CANCELABLE */ | |
| 80 | # define LIBC_SUF_NON_CANCELABLE "$NOCANCEL" | |
| 81 | # endif /* LIBC_NON_CANCELABLE */ | |
| 82 | ||
| 83 | # if defined(VARIANT_PRE1050) | |
| 84 | # define LIBC_SUF_1050 /* nothing */ | |
| 85 | # else /* !VARIANT_PRE1050 */ | |
| 86 | # if __DARWIN_ONLY_VERS_1050 | |
| 87 | # define LIBC_SUF_1050 /* nothing */ | |
| 88 | # else /* !__DARWIN_ONLY_VERS_1050 */ | |
| 89 | # define LIBC_SUF_1050 "$1050" | |
| 90 | # endif /* __DARWIN_ONLY_VERS_1050 */ | |
| 91 | # endif /* VARIANT_PRE1050 */ | |
| 92 | ||
| 93 | #endif /* LIBC_UNIX03 */ | |
| 94 | ||
| 95 | #define LIBC_SUF_EXTSN "$DARWIN_EXTSN" | |
| 96 | ||
| 97 | /* | |
| 98 | * symbol versioning macros | |
| 99 | */ | |
| 100 | #define LIBC_ALIAS(sym) __asm("_" __STRING(sym) LIBC_SUF_UNIX03) | |
| 101 | #define LIBC_ALIAS_C(sym) __asm("_" __STRING(sym) LIBC_SUF_NON_CANCELABLE LIBC_SUF_UNIX03) | |
| 102 | #define LIBC_ALIAS_I(sym) __asm("_" __STRING(sym) LIBC_SUF_64_BIT_INO_T LIBC_SUF_UNIX03) | |
| 103 | #define LIBC_INODE64(sym) __asm("_" __STRING(sym) LIBC_SUF_64_BIT_INO_T) | |
| 104 | ||
| 105 | #define LIBC_1050(sym) __asm("_" __STRING(sym) LIBC_SUF_1050) | |
| 106 | #define LIBC_1050ALIAS(sym) __asm("_" __STRING(sym) LIBC_SUF_1050 LIBC_SUF_UNIX03) | |
| 107 | #define LIBC_1050ALIAS_C(sym) __asm("_" __STRING(sym) LIBC_SUF_1050 LIBC_SUF_NON_CANCELABLE LIBC_SUF_UNIX03) | |
| 108 | #define LIBC_1050ALIAS_I(sym) __asm("_" __STRING(sym) LIBC_SUF_1050 LIBC_SUF_64_BIT_INO_T LIBC_SUF_UNIX03) | |
| 109 | #define LIBC_1050INODE64(sym) __asm("_" __STRING(sym) LIBC_SUF_1050 LIBC_SUF_64_BIT_INO_T) | |
| 110 | ||
| 111 | #define LIBC_EXTSN(sym) __asm("_" __STRING(sym) LIBC_SUF_EXTSN) | |
| 112 | #define LIBC_EXTSN_C(sym) __asm("_" __STRING(sym) LIBC_SUF_EXTSN LIBC_SUF_NON_CANCELABLE) | |
| 113 | ||
| 114 | #endif /* _LIBC_SYS_CDEFS_H_ */ |