1 /*
2  * Name:        wx/platform.h
3  * Purpose:     define the OS and compiler identification macros
4  * Author:      Vadim Zeitlin
5  * Modified by:
6  * Created:     29.10.01 (extracted from wx/defs.h)
7  * RCS-ID:      $Id: platform.h,v 1.1 2006/12/02 15:58:25 scara Exp $
8  * Copyright:   (c) 1997-2001 wxWindows team
9  * Licence:     wxWindows license
10  */
11 
12 /* THIS IS A C FILE, DON'T USE C++ FEATURES (IN PARTICULAR COMMENTS) IN IT */
13 
14 #ifndef _WX_PLATFORM_H_
15 #define _WX_PLATFORM_H_
16 
17 /*
18    first define Windows symbols if they're not defined on the command line: we
19    can autodetect everything we need if _WIN32 is defined
20  */
21 #if defined(_WIN32) || defined(WIN32) || defined(__NT__)
22     #ifndef __WXMSW__
23         #define __WXMSW__
24     #endif
25 
26     #ifndef __WIN32__
27         #define __WIN32__
28     #endif
29 
30     /* Win95 means Win95-style UI, i.e. Win9x/NT 4+ */
31     #if !defined(__WIN95__) && defined(WINVER) && (WINVER >= 0x0400)
32         #define __WIN95__
33     #endif
34 #endif /* Win32 */
35 
36 #if defined(__WXMSW__) || defined(__WIN32__)
37     #if !defined(__WINDOWS__)
38         #define __WINDOWS__
39     #endif
40 #endif
41 
42 #ifdef __WXWINE__
43     #ifndef __WIN32__
44         #define __WIN32__
45     #endif
46     #ifndef __WIN95__
47         #define __WIN95__
48     #endif
49     #ifndef STRICT
50         #define STRICT
51     #endif
52 #endif /* WINE */
53 
54 #if defined(TWIN32) && !defined(__TWIN32__)
55     #define __TWIN32__
56 #endif /* Twin32 */
57 
58 /*
59    Include wx/setup.h for the Unix platform defines generated by configure and
60    the library compilation options
61  */
62 #include "wx/setup.h"
63 
64 /* check the consistency of the settings in setup.h */
65 #include "wx/chkconf.h"
66 
67 /*
68    old C++ headers (like <iostream.h>) declare classes in the global namespace
69    while the new, standard ones (like <iostream>) do it in std:: namespace
70 
71    using this macro allows constuctions like "wxSTD iostream" to work in
72    either case
73  */
74 #if !wxUSE_IOSTREAMH
75   #define wxSTD std::
76 #else
77  #define wxSTD
78 #endif
79 
80 /*
81    OS: first of all, test for MS-DOS platform. We must do this before testing
82        for Unix, because DJGPP compiler defines __unix__ under MS-DOS
83  */
84 #if defined(__GO32__) || defined(__DJGPP__) || defined(__DOS__)
85     #ifndef __DOS__
86         #define __DOS__
87     #endif
88     /* size_t is the same as unsigned int for Watcom 11 compiler, */
89     /* so define it if it hadn't been done by configure yet */
90     #if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
91         #ifdef __WATCOMC__
92             #define wxSIZE_T_IS_UINT
93         #endif
94         #ifdef __DJGPP__
95             #define wxSIZE_T_IS_ULONG
96         #endif
97     #endif
98 
99 /*
100    OS: then test for generic Unix defines, then for particular flavours and
101        finally for Unix-like systems
102  */
103 #elif defined(__UNIX__) || defined(__unix) || defined(__unix__) || \
104       defined(____SVR4____) || defined(__LINUX__) || defined(__sgi) || \
105       defined(__hpux) || defined(sun) || defined(__SUN__) || defined(_AIX) || \
106       defined(__EMX__) || defined(__VMS) || defined(__BEOS__)
107 
108     #define __UNIX_LIKE__
109 
110     /* Helps SGI compilation, apparently */
111     #ifdef __SGI__
112         #ifdef __GNUG__
113             #define __need_wchar_t
114         #else /* !gcc */
115             /*
116                Note I use the term __SGI_CC__ for both cc and CC, its not a good
117                idea to mix gcc and cc/CC, the name mangling is different
118              */
119             #define __SGI_CC__
120         #endif /* gcc/!gcc */
121     #endif  /* SGI */
122 
123     #if defined(sun) || defined(__SUN__)
124         #ifndef __GNUG__
125             #ifndef __SUNCC__
126                 #define __SUNCC__
127             #endif /* Sun CC */
128         #endif
129     #endif /* Sun */
130 
131     #ifdef __EMX__
132         #define OS2EMX_PLAIN_CHAR
133     #endif
134 
135     /* define __HPUX__ for HP-UX where standard macro is __hpux */
136     #if defined(__hpux) && !defined(__HPUX__)
137         #define __HPUX__
138     #endif /* HP-UX */
139 
140     #if defined(__CYGWIN__)
141         #if !defined(wxSIZE_T_IS_UINT)
142             #define wxSIZE_T_IS_UINT
143         #endif
144     #endif
145 #elif defined(applec) || \
146       defined(THINK_C) || \
147       (defined(__MWERKS__) && !defined(__INTEL__))
148       /* MacOS */
149     #if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
150         #define wxSIZE_T_IS_ULONG
151     #endif
152 #elif defined(__WXMAC__) && defined(__APPLE__)
153     /* Mac OS X */
154     #define __UNIX_LIKE__
155 
156     /*
157       These defines are needed when compiling using Project Builder
158       with a non generated setup0.h
159     */
160     #ifndef __UNIX__
161         #define __UNIX__ 1
162     #endif
163     #ifndef __BSD__
164         #define __BSD__ 1
165     #endif
166     #ifndef __DARWIN__
167         #define __DARWIN__ 1
168     #endif
169     #ifndef __POWERPC__
170         #define __POWERPC__ 1
171     #endif
172 
173     #if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
174         #define wxSIZE_T_IS_ULONG
175     #endif
176     /*
177        Some code has been added to workaround defects(?) in the
178        bundled gcc compiler. These corrections are identified by
179        __DARWIN__ for Darwin related corrections (wxMac, wxMotif)
180      */
181 #elif defined(__OS2__)
182     #if defined(__IBMCPP__)
183         #define __VISAGEAVER__ __IBMCPP__
184     #endif
185     #ifndef __WXOS2__
186         #define __WXOS2__
187     #endif
188     #ifndef __WXPM__
189         #define __WXPM__
190     #endif
191 
192     /* Place other OS/2 compiler environment defines here */
193     #if defined(__VISAGECPP__)
194         /* VisualAge is the only thing that understands _Optlink */
195         #define LINKAGEMODE _Optlink
196     #endif
197     #define wxSIZE_T_IS_UINT
198 
199 #else   /* Windows */
200     #ifndef __WINDOWS__
201         #define __WINDOWS__
202     #endif  /* Windows */
203 
204     /* to be changed for Win64! */
205     #ifndef __WIN32__
206         #define __WIN16__
207     #endif
208 
209     /*
210        define another standard symbol for Microsoft Visual C++: the standard
211        one (_MSC_VER) is also defined by Metrowerks compiler
212      */
213     #if defined(_MSC_VER) && !defined(__MWERKS__)
214         #define __VISUALC__ _MSC_VER
215     #elif defined(__BCPLUSPLUS__) && !defined(__BORLANDC__)
216         #define __BORLANDC__
217       #elif defined(__WATCOMC__)
218     #elif defined(__SC__)
219         #define __SYMANTECC__
220     #endif  /* compiler */
221 
222     /* size_t is the same as unsigned int for all Windows compilers we know, */
223     /* so define it if it hadn't been done by configure yet */
224     #if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
225         #define wxSIZE_T_IS_UINT
226     #endif
227 #endif  /* OS */
228 
229 /*
230    if we're on a Unix system but didn't use configure (so that setup.h didn't
231    define __UNIX__), do define __UNIX__ now
232  */
233 #if !defined(__UNIX__) && defined(__UNIX_LIKE__)
234     #define __UNIX__
235 #endif /* Unix */
236 
237 #if defined(__HPUX__) && !defined(__WXGTK__)
238     #ifndef __WXMOTIF__
239         #define __WXMOTIF__
240     #endif /* __WXMOTIF__ */
241 #endif
242 
243 #if defined(__WXMOTIF__) || defined(__WXX11__)
244     #define __X__
245 #endif
246 
247 /*
248    This macro can be used to test the gcc version and can be used like this:
249 
250     #if wxCHECK_GCC_VERSION(3, 1)
251         ... we have gcc 3.1 or later ...
252     #else
253         ... no gcc at all or gcc < 3.1 ...
254     #endif
255 */
256 #define wxCHECK_GCC_VERSION( major, minor ) \
257     ( defined(__GNUC__) && defined(__GNUC_MINOR__) \
258     && ( ( __GNUC__ > (major) ) \
259         || ( __GNUC__ == (major) && __GNUC_MINOR__ >= (minor) ) ) )
260 
261 /*
262    This macro can be used to check that the version of mingw32 compiler is
263    at least maj.min
264  */
265 #if defined( __GNUWIN32__ ) || defined( __MINGW32__ ) || defined( __CYGWIN__ )
266     #include "wx/msw/gccpriv.h"
267 #else
268     #undef wxCHECK_W32API_VERSION
269     #define wxCHECK_W32API_VERSION(maj, min) (0)
270 #endif
271 
272 #endif /* _WX_PLATFORM_H_ */
273 
274