diff options
Diffstat (limited to 'usr/src/uts/common/sys/feature_tests.h')
| -rw-r--r-- | usr/src/uts/common/sys/feature_tests.h | 47 |
1 files changed, 42 insertions, 5 deletions
diff --git a/usr/src/uts/common/sys/feature_tests.h b/usr/src/uts/common/sys/feature_tests.h index e6ababd3d4..f96760e34b 100644 --- a/usr/src/uts/common/sys/feature_tests.h +++ b/usr/src/uts/common/sys/feature_tests.h @@ -23,6 +23,9 @@ * Copyright 2006 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ +/* + * Copyright 2013 Garrett D'Amore <garrett@damore.org> + */ #ifndef _SYS_FEATURE_TESTS_H #define _SYS_FEATURE_TESTS_H @@ -43,15 +46,16 @@ extern "C" { * 199309L POSIX.1b-1993 compilation (Real Time) * 199506L POSIX.1c-1995 compilation (POSIX Threads) * 200112L POSIX.1-2001 compilation (Austin Group Revision) + * 200809L POSIX.1-2008 compilation */ #if defined(_POSIX_SOURCE) && !defined(_POSIX_C_SOURCE) #define _POSIX_C_SOURCE 1 #endif /* - * The feature test macros __XOPEN_OR_POSIX, _STRICT_STDC, and _STDC_C99 - * are Sun implementation specific macros created in order to compress - * common standards specified feature test macros for easier reading. + * The feature test macros __XOPEN_OR_POSIX, _STRICT_STDC, _STRICT_SYMBOLS, + * and _STDC_C99 are Sun implementation specific macros created in order to + * compress common standards specified feature test macros for easier reading. * These macros should not be used by the application developer as * unexpected results may occur. Instead, the user should reference * standards(5) for correct usage of the standards feature test macros. @@ -77,6 +81,10 @@ extern "C" { * the C standard. A value of 199901L indicates a * compiler that complies with ISO/IEC 9899:1999, other- * wise known as the C99 standard. + * + * _STRICT_SYMBOLS Used in cases where symbol visibility is restricted + * by the standards, and the user has not explicitly + * relaxed the strictness via __EXTENSIONS__. */ #if defined(_XOPEN_SOURCE) || defined(_POSIX_C_SOURCE) @@ -144,6 +152,14 @@ extern "C" { #endif /* + * Use strict symbol visibility. + */ +#if (defined(_STRICT_STDC) || defined(__XOPEN_OR_POSIX)) && \ + !defined(__EXTENSIONS__) +#define _STRICT_SYMBOLS +#endif + +/* * Large file interfaces: * * _LARGEFILE_SOURCE @@ -222,6 +238,8 @@ extern "C" { * X/Open CAE Specification, Issue 5 (XPG5) * Open Group Technical Standard, Issue 6 (XPG6), also referred to as * IEEE Std. 1003.1-2001 and ISO/IEC 9945:2002. + * Open Group Technical Standard, Issue 7 (XPG7), also referred to as + * IEEE Std. 1003.1-2008 and ISO/IEC 9945:2009. * * XPG4v2 is also referred to as UNIX 95 (SUS or SUSv1). * XPG5 is also referred to as UNIX 98 or the Single Unix Specification, @@ -229,6 +247,7 @@ extern "C" { * XPG6 is the result of a merge of the X/Open and POSIX specifications * and as such is also referred to as IEEE Std. 1003.1-2001 in * addition to UNIX 03 and SUSv3. + * XPG7 is also referred to as UNIX 08 and SUSv4. * * When writing a conforming X/Open application, as per the specification * requirements, the appropriate feature test macros must be defined at @@ -241,6 +260,7 @@ extern "C" { * _XOPEN_SOURCE && _XOPEN_SOURCE_EXTENDED = 1 XPG4v2 * _XOPEN_SOURCE = 500 XPG5 * _XOPEN_SOURCE = 600 (or POSIX_C_SOURCE=200112L) XPG6 + * _XOPEN_SOURCE = 700 (or POSIX_C_SOURCE=200809L) XPG7 * * In order to simplify the guards within the headers, the following * implementation private test macros have been created. Applications @@ -260,6 +280,7 @@ extern "C" { * _XPG4_2 X/Open CAE Specification, Issue 4, Version 2 (XPG4v2/UNIX 95/SUS) * _XPG5 X/Open CAE Specification, Issue 5 (XPG5/UNIX 98/SUSv2) * _XPG6 Open Group Technical Standard, Issue 6 (XPG6/UNIX 03/SUSv3) + * _XPG7 Open Group Technical Standard, Issue 7 (XPG7/UNIX 08/SUSv4) */ /* X/Open Portability Guide, Issue 3 */ @@ -294,6 +315,19 @@ extern "C" { #define _POSIX_C_SOURCE 200112L #undef _XOPEN_SOURCE #define _XOPEN_SOURCE 600 + +/* Open Group Technical Standard, Issue 7 */ +#elif (_XOPEN_SOURCE - 0 == 700) || (_POSIX_C_SOURCE - 0 == 200809L) +#define _XPG7 +#define _XPG6 +#define _XPG5 +#define _XPG4_2 +#define _XPG4 +#define _XPG3 +#undef _POSIX_C_SOURCE +#define _POSIX_C_SOURCE 200809L +#undef _XOPEN_SOURCE +#define _XOPEN_SOURCE 700 #endif /* @@ -304,12 +338,15 @@ extern "C" { * with the value of 4 indicates an XPG4 or XPG4v2 (UNIX 95) application. * _XOPEN_VERSION defined with a value of 500 indicates an XPG5 (UNIX 98) * application and with a value of 600 indicates an XPG6 (UNIX 03) - * application. The appropriate version is determined by the use of the + * application and with a value of 700 indicates an XPG7 (UNIX 08). + * The appropriate version is determined by the use of the * feature test macros described earlier. The value of _XOPEN_VERSION * defaults to 3 otherwise indicating support for XPG3 applications. */ #ifndef _XOPEN_VERSION -#ifdef _XPG6 +#if defined(_XPG7) +#define _XOPEN_VERSION 700 +#elif defined(_XPG6) #define _XOPEN_VERSION 600 #elif defined(_XPG5) #define _XOPEN_VERSION 500 |