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/* lt_system.h -- system portability abstraction layer
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Copyright (C) 2004, 2007 Free Software Foundation, Inc.
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Written by Gary V. Vaughan, 2004
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NOTE: The canonical source of this file is maintained with the
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GNU Libtool package. Report bugs to bug-libtool@gnu.org.
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GNU Libltdl is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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As a special exception to the GNU Lesser General Public License,
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if you distribute this file as part of a program or library that
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is built using GNU Libtool, you may include this file under the
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same distribution terms that you use for the rest of that program.
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GNU Libltdl is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with GNU Libltdl; see the file COPYING.LIB. If not, a
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copy can be downloaded from http://www.gnu.org/licenses/lgpl.html,
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or obtained by writing to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#if !defined(LT_SYSTEM_H)
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#include <sys/types.h>
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/* Some systems do not define EXIT_*, even with STDC_HEADERS. */
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#if !defined(EXIT_SUCCESS)
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# define EXIT_SUCCESS 0
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#if !defined(EXIT_FAILURE)
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# define EXIT_FAILURE 1
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/* Just pick a big number... */
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#define LT_FILENAME_MAX 2048
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/* Saves on those hard to debug '\0' typos.... */
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#define LT_EOS_CHAR '\0'
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/* LTDL_BEGIN_C_DECLS should be used at the beginning of your declarations,
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so that C++ compilers don't mangle their names. Use LTDL_END_C_DECLS at
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the end of C declarations. */
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#if defined(__cplusplus)
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# define LT_BEGIN_C_DECLS extern "C" {
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# define LT_END_C_DECLS }
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# define LT_BEGIN_C_DECLS /* empty */
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# define LT_END_C_DECLS /* empty */
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/* LT_STMT_START/END are used to create macros which expand to a
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a single compound statement in a portable way. */
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#if defined (__GNUC__) && !defined (__STRICT_ANSI__) && !defined (__cplusplus)
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# define LT_STMT_START (void)(
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# define LT_STMT_END )
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# if (defined (sun) || defined (__sun__))
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# define LT_STMT_START if (1)
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# define LT_STMT_END else (void)0
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# define LT_STMT_START do
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# define LT_STMT_END while (0)
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/* Canonicalise Windows and Cygwin recognition macros.
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To match the values set by recent Cygwin compilers, make sure that if
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__CYGWIN__ is defined (after canonicalisation), __WINDOWS__ is NOT! */
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#if defined(__CYGWIN32__) && !defined(__CYGWIN__)
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# define __CYGWIN__ __CYGWIN32__
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#if defined(__CYGWIN__)
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# if defined(__WINDOWS__)
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# define __WINDOWS__ _WIN32
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# define __WINDOWS__ WIN32
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#if defined(__CYGWIN__) && defined(__WINDOWS__)
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/* DLL building support on win32 hosts; mostly to workaround their
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ridiculous implementation of data symbol exporting. */
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#if !defined(LT_SCOPE)
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# if defined(__WINDOWS__) || defined(__CYGWIN__)
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# if defined(DLL_EXPORT) /* defined by libtool (if required) */
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# define LT_SCOPE extern __declspec(dllexport)
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# if defined(LIBLTDL_DLL_IMPORT) /* define if linking with this dll */
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/* note: cygwin/mingw compilers can rely instead on auto-import */
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# define LT_SCOPE extern __declspec(dllimport)
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# if !defined(LT_SCOPE) /* static linking or !__WINDOWS__ */
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# define LT_SCOPE extern
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#if defined(__WINDOWS__)
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/* LT_DIRSEP_CHAR is accepted *in addition* to '/' as a directory
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separator when it is set. */
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# define LT_DIRSEP_CHAR '\\'
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# define LT_PATHSEP_CHAR ';'
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# define LT_PATHSEP_CHAR ':'
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#if defined(_MSC_VER) /* Visual Studio */
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/* fopen() mode flags for reading a text file */
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#undef LT_READTEXT_MODE
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#if defined(__WINDOWS__) || defined(__CYGWIN__)
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# define LT_READTEXT_MODE "rt"
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# define LT_READTEXT_MODE "r"
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/* The extra indirection to the LT__STR and LT__CONC macros is required so
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that if the arguments to LT_STR() (or LT_CONC()) are themselves macros,
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they will be expanded before being quoted. */
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# define LT__STR(arg) #arg
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# define LT_STR(arg) LT__STR(arg)
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# define LT__CONC(a, b) a##b
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# define LT_CONC(a, b) LT__CONC(a, b)
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# define LT__CONC3(a, b, c) a##b##c
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# define LT_CONC3(a, b, c) LT__CONC3(a, b, c)
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#endif /*!defined(LT_SYSTEM_H)*/
added
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libltdl/libltdl/lt_system.h
