summaryrefslogtreecommitdiff
path: root/indra/llcommon/llpreprocessor.h
blob: f853e310021e272b101d8658f3e9b07618a2271f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
/** 
 * @file llpreprocessor.h
 * @brief This file should be included in all Linden Lab files and
 * should only contain special preprocessor directives
 *
 * $LicenseInfo:firstyear=2001&license=viewergpl$
 * 
 * Copyright (c) 2001-2009, Linden Research, Inc.
 * 
 * Second Life Viewer Source Code
 * The source code in this file ("Source Code") is provided by Linden Lab
 * to you under the terms of the GNU General Public License, version 2.0
 * ("GPL"), unless you have obtained a separate licensing agreement
 * ("Other License"), formally executed by you and Linden Lab.  Terms of
 * the GPL can be found in doc/GPL-license.txt in this distribution, or
 * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
 * 
 * There are special exceptions to the terms and conditions of the GPL as
 * it is applied to this Source Code. View the full text of the exception
 * in the file doc/FLOSS-exception.txt in this software distribution, or
 * online at
 * http://secondlifegrid.net/programs/open_source/licensing/flossexception
 * 
 * By copying, modifying or distributing this software, you acknowledge
 * that you have read and understood your obligations described above,
 * and agree to abide by those obligations.
 * 
 * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
 * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
 * COMPLETENESS OR PERFORMANCE.
 * $/LicenseInfo$
 */

#ifndef LLPREPROCESSOR_H
#define LLPREPROCESSOR_H

// Figure out endianness of platform
#ifdef LL_LINUX
#define __ENABLE_WSTRING
#include <endian.h>
#endif	//	LL_LINUX

#if LL_SOLARIS
#   ifdef  __sparc     // Since we're talking Solaris 10 and up, only 64 bit is supported.
#      define LL_BIG_ENDIAN 1
#      define LL_SOLARIS_ALIGNED_CPU 1     //  used to designate issues where SPARC alignment is addressed
#      define LL_SOLARIS_NON_MESA_GL 1      //  The SPARC GL does not provide a MESA-based GL API
#   endif
#   include <sys/isa_defs.h> // ensure we know which end is up
#endif // LL_SOLARIS

#if (defined(LL_WINDOWS) || (defined(LL_LINUX) && (__BYTE_ORDER == __LITTLE_ENDIAN)) || (defined(LL_DARWIN) && defined(__LITTLE_ENDIAN__)) || (defined(LL_SOLARIS) && defined(__i386)))
#define LL_LITTLE_ENDIAN 1
#else
#define LL_BIG_ENDIAN 1
#endif

// Per-compiler switches
#ifdef __GNUC__
#define LL_FORCE_INLINE inline __attribute__((always_inline))
#else
#define LL_FORCE_INLINE __forceinline
#endif

// Figure out differences between compilers
#if defined(__GNUC__)
	#define GCC_VERSION (__GNUC__ * 10000 \
						+ __GNUC_MINOR__ * 100 \
						+ __GNUC_PATCHLEVEL__)
	#ifndef LL_GNUC
		#define LL_GNUC 1
	#endif
#elif defined(__MSVC_VER__) || defined(_MSC_VER)
	#ifndef LL_MSVC
		#define LL_MSVC 1
	#endif
	#if _MSC_VER < 1400
		#define LL_MSVC7 //Visual C++ 2003 or earlier
	#endif
#endif

// Deal with minor differences on Unixy OSes.
#if LL_DARWIN || LL_LINUX
	// Different name, same functionality.
	#define stricmp strcasecmp
	#define strnicmp strncasecmp

	// Not sure why this is different, but...
	#ifndef MAX_PATH
		#define MAX_PATH PATH_MAX
	#endif	//	not MAX_PATH

#endif


// Static linking with apr on windows needs to be declared.
#if LL_WINDOWS && !LL_COMMON_LINK_SHARED
#ifndef APR_DECLARE_STATIC
#define APR_DECLARE_STATIC // For APR on Windows
#endif
#ifndef APU_DECLARE_STATIC
#define APU_DECLARE_STATIC // For APR util on Windows
#endif
#endif

#if defined(LL_WINDOWS)
#define BOOST_REGEX_NO_LIB 1
#define CURL_STATICLIB 1
#define XML_STATIC
#endif	//	LL_WINDOWS


// Deal with VC6 problems
#if LL_MSVC
#pragma warning( 3	     : 4701 )	// "local variable used without being initialized"  Treat this as level 3, not level 4.
#pragma warning( 3	     : 4702 )	// "unreachable code"  Treat this as level 3, not level 4.
#pragma warning( 3	     : 4189 )	// "local variable initialized but not referenced"  Treat this as level 3, not level 4.
//#pragma warning( 3	: 4018 )	// "signed/unsigned mismatch"  Treat this as level 3, not level 4.
#pragma warning( 3      :  4263 )	// 'function' : member function does not override any base class virtual member function
#pragma warning( 3      :  4264 )	// "'virtual_function' : no override available for virtual member function from base 'class'; function is hidden"
#pragma warning( 3       : 4265 )	// "class has virtual functions, but destructor is not virtual"
#pragma warning( 3      :  4266 )	// 'function' : no override available for virtual member function from base 'type'; function is hidden
#pragma warning( disable : 4284 )	// silly MS warning deep inside their <map> include file
#pragma warning( disable : 4503 )	// 'decorated name length exceeded, name was truncated'. Does not seem to affect compilation.
#pragma warning( disable : 4800 )	// 'BOOL' : forcing value to bool 'true' or 'false' (performance warning)
#pragma warning( disable : 4996 )	// warning: deprecated

// level 4 warnings that we need to disable:
#pragma warning (disable : 4100) // unreferenced formal parameter
#pragma warning (disable : 4127) // conditional expression is constant (e.g. while(1) )
#pragma warning (disable : 4244) // possible loss of data on conversions
#pragma warning (disable : 4396) // the inline specifier cannot be used when a friend declaration refers to a specialization of a function template
#pragma warning (disable : 4512) // assignment operator could not be generated
#pragma warning (disable : 4706) // assignment within conditional (even if((x = y)) )

#pragma warning (disable : 4251) // member needs to have dll-interface to be used by clients of class
#pragma warning (disable : 4275) // non dll-interface class used as base for dll-interface class
#endif	//	LL_MSVC

#if LL_WINDOWS
#define LL_DLLEXPORT __declspec(dllexport)
#define LL_DLLIMPORT __declspec(dllimport)
#elif LL_LINUX
#define LL_DLLEXPORT __attribute__ ((visibility("default")))
#define LL_DLLIMPORT
#else
#define LL_DLLEXPORT
#define LL_DLLIMPORT
#endif // LL_WINDOWS

#if LL_COMMON_LINK_SHARED
// CMake automagically defines llcommon_EXPORTS only when building llcommon
// sources, and only when llcommon is a shared library (i.e. when
// LL_COMMON_LINK_SHARED). We must still test LL_COMMON_LINK_SHARED because
// otherwise we can't distinguish between (non-llcommon source) and (llcommon
// not shared).
# if defined(llcommon_EXPORTS)
#   define LL_COMMON_API LL_DLLEXPORT
# else //llcommon_EXPORTS
#   define LL_COMMON_API LL_DLLIMPORT
# endif //llcommon_EXPORTS
#else // LL_COMMON_LINK_SHARED
# define LL_COMMON_API
#endif // LL_COMMON_LINK_SHARED

#endif	//	not LL_LINDEN_PREPROCESSOR_H