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Diffstat (limited to 'libltdl/libltdl/lt_system.h')
| -rw-r--r-- | libltdl/libltdl/lt_system.h | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/libltdl/libltdl/lt_system.h b/libltdl/libltdl/lt_system.h new file mode 100644 index 0000000..f1545ce --- /dev/null +++ b/libltdl/libltdl/lt_system.h @@ -0,0 +1,166 @@ +/* lt_system.h -- system portability abstraction layer + + Copyright (C) 2004, 2007, 2010 Free Software Foundation, Inc. + Written by Gary V. Vaughan, 2004 + + NOTE: The canonical source of this file is maintained with the + GNU Libtool package. Report bugs to bug-libtool@gnu.org. + +GNU Libltdl is free software; you can redistribute it and/or +modify it under the terms of the GNU Lesser General Public +License as published by the Free Software Foundation; either +version 2 of the License, or (at your option) any later version. + +As a special exception to the GNU Lesser General Public License, +if you distribute this file as part of a program or library that +is built using GNU Libtool, you may include this file under the +same distribution terms that you use for the rest of that program. + +GNU Libltdl is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU Lesser General Public License for more details. + +You should have received a copy of the GNU Lesser General Public +License along with GNU Libltdl; see the file COPYING.LIB. If not, a +copy can be downloaded from http://www.gnu.org/licenses/lgpl.html, +or obtained by writing to the Free Software Foundation, Inc., +51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +*/ + +#if !defined(LT_SYSTEM_H) +#define LT_SYSTEM_H 1 + +#include <stddef.h> +#include <stdlib.h> +#include <sys/types.h> + +/* Some systems do not define EXIT_*, even with STDC_HEADERS. */ +#if !defined(EXIT_SUCCESS) +# define EXIT_SUCCESS 0 +#endif +#if !defined(EXIT_FAILURE) +# define EXIT_FAILURE 1 +#endif + +/* Just pick a big number... */ +#define LT_FILENAME_MAX 2048 + + +/* Saves on those hard to debug '\0' typos.... */ +#define LT_EOS_CHAR '\0' + +/* LTDL_BEGIN_C_DECLS should be used at the beginning of your declarations, + so that C++ compilers don't mangle their names. Use LTDL_END_C_DECLS at + the end of C declarations. */ +#if defined(__cplusplus) +# define LT_BEGIN_C_DECLS extern "C" { +# define LT_END_C_DECLS } +#else +# define LT_BEGIN_C_DECLS /* empty */ +# define LT_END_C_DECLS /* empty */ +#endif + +/* LT_STMT_START/END are used to create macros which expand to a + a single compound statement in a portable way. */ +#if defined (__GNUC__) && !defined (__STRICT_ANSI__) && !defined (__cplusplus) +# define LT_STMT_START (void)( +# define LT_STMT_END ) +#else +# if (defined (sun) || defined (__sun__)) +# define LT_STMT_START if (1) +# define LT_STMT_END else (void)0 +# else +# define LT_STMT_START do +# define LT_STMT_END while (0) +# endif +#endif + +/* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests. */ +#if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE) +/* DATA imports from DLLs on WIN32 con't be const, because runtime + relocations are performed -- see ld's documentation on pseudo-relocs. */ +# define LT_DLSYM_CONST +#elif defined(__osf__) +/* This system does not cope well with relocations in const data. */ +# define LT_DLSYM_CONST +#else +# define LT_DLSYM_CONST const +#endif + +/* Canonicalise Windows and Cygwin recognition macros. + To match the values set by recent Cygwin compilers, make sure that if + __CYGWIN__ is defined (after canonicalisation), __WINDOWS__ is NOT! */ +#if defined(__CYGWIN32__) && !defined(__CYGWIN__) +# define __CYGWIN__ __CYGWIN32__ +#endif +#if defined(__CYGWIN__) +# if defined(__WINDOWS__) +# undef __WINDOWS__ +# endif +#elif defined(_WIN32) +# define __WINDOWS__ _WIN32 +#elif defined(WIN32) +# define __WINDOWS__ WIN32 +#endif +#if defined(__CYGWIN__) && defined(__WINDOWS__) +# undef __WINDOWS__ +#endif + + +/* DLL building support on win32 hosts; mostly to workaround their + ridiculous implementation of data symbol exporting. */ +#if !defined(LT_SCOPE) +# if defined(__WINDOWS__) || defined(__CYGWIN__) +# if defined(DLL_EXPORT) /* defined by libtool (if required) */ +# define LT_SCOPE extern __declspec(dllexport) +# endif +# if defined(LIBLTDL_DLL_IMPORT) /* define if linking with this dll */ + /* note: cygwin/mingw compilers can rely instead on auto-import */ +# define LT_SCOPE extern __declspec(dllimport) +# endif +# endif +# if !defined(LT_SCOPE) /* static linking or !__WINDOWS__ */ +# define LT_SCOPE extern +# endif +#endif + +#if defined(__WINDOWS__) +/* LT_DIRSEP_CHAR is accepted *in addition* to '/' as a directory + separator when it is set. */ +# define LT_DIRSEP_CHAR '\\' +# define LT_PATHSEP_CHAR ';' +#else +# define LT_PATHSEP_CHAR ':' +#endif + +#if defined(_MSC_VER) /* Visual Studio */ +# define R_OK 4 +#endif + +/* fopen() mode flags for reading a text file */ +#undef LT_READTEXT_MODE +#if defined(__WINDOWS__) || defined(__CYGWIN__) +# define LT_READTEXT_MODE "rt" +#else +# define LT_READTEXT_MODE "r" +#endif + +/* The extra indirection to the LT__STR and LT__CONC macros is required so + that if the arguments to LT_STR() (or LT_CONC()) are themselves macros, + they will be expanded before being quoted. */ +#ifndef LT_STR +# define LT__STR(arg) #arg +# define LT_STR(arg) LT__STR(arg) +#endif + +#ifndef LT_CONC +# define LT__CONC(a, b) a##b +# define LT_CONC(a, b) LT__CONC(a, b) +#endif +#ifndef LT_CONC3 +# define LT__CONC3(a, b, c) a##b##c +# define LT_CONC3(a, b, c) LT__CONC3(a, b, c) +#endif + +#endif /*!defined(LT_SYSTEM_H)*/ |