From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- intl/icu/source/common/uposixdefs.h | 75 +++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 intl/icu/source/common/uposixdefs.h (limited to 'intl/icu/source/common/uposixdefs.h') diff --git a/intl/icu/source/common/uposixdefs.h b/intl/icu/source/common/uposixdefs.h new file mode 100644 index 000000000..495deea49 --- /dev/null +++ b/intl/icu/source/common/uposixdefs.h @@ -0,0 +1,75 @@ +// Copyright (C) 2016 and later: Unicode, Inc. and others. +// License & terms of use: http://www.unicode.org/copyright.html +/* +******************************************************************************* +* Copyright (C) 2011-2015, International Business Machines +* Corporation and others. All Rights Reserved. +******************************************************************************* +* file name: uposixdefs.h +* encoding: US-ASCII +* tab size: 8 (not used) +* indentation:4 +* +* created on: 2011jul25 +* created by: Markus W. Scherer +* +* Common definitions for implementation files working with POSIX functions. +* *Important*: #include this file before any other header files! +*/ + +#ifndef __UPOSIXDEFS_H__ +#define __UPOSIXDEFS_H__ + +/* + * Define _XOPEN_SOURCE for access to POSIX functions. + * + * We cannot use U_PLATFORM from platform.h/utypes.h because + * "The Open Group Base Specifications" + * chapter "2.2 The Compilation Environment" says: + * "In the compilation of an application that #defines a feature test macro + * specified by IEEE Std 1003.1-2001, + * no header defined by IEEE Std 1003.1-2001 shall be included prior to + * the definition of the feature test macro." + */ +#ifdef _XOPEN_SOURCE + /* Use the predefined value. */ +#else + /* + * Version 6.0: + * The Open Group Base Specifications Issue 6 (IEEE Std 1003.1, 2004 Edition) + * also known as + * SUSv3 = Open Group Single UNIX Specification, Version 3 (UNIX03) + * + * Note: This definition used to be in C source code (e.g., putil.c) + * and define _XOPEN_SOURCE to different values depending on __STDC_VERSION__. + * In C++ source code (e.g., putil.cpp), __STDC_VERSION__ is not defined at all. + */ +# define _XOPEN_SOURCE 600 +#endif + +/* + * Make sure things like readlink and such functions work. + * Poorly upgraded Solaris machines can't have this defined. + * Cleanly installed Solaris can use this #define. + * + * z/OS needs this definition for timeval and to get usleep. + */ +#if !defined(_XOPEN_SOURCE_EXTENDED) +# define _XOPEN_SOURCE_EXTENDED 1 +#endif + +/* + * There is an issue with turning on _XOPEN_SOURCE_EXTENDED on certain platforms. + * A compatibility issue exists between turning on _XOPEN_SOURCE_EXTENDED and using + * standard C++ string class. As a result, standard C++ string class needs to be + * turned off for the follwing platforms: + * -AIX/VACPP + * -Solaris/GCC + */ +#if (U_PLATFORM == U_PF_AIX && !defined(__GNUC__)) || (U_PLATFORM == U_PF_SOLARIS && defined(__GNUC__)) +# if _XOPEN_SOURCE_EXTENDED && !defined(U_HAVE_STD_STRING) +# define U_HAVE_STD_STRING 0 +# endif +#endif + +#endif /* __UPOSIXDEFS_H__ */ -- cgit v1.2.3