adding comment

[wxWidgets.git] / include / wx / msw / gccpriv.h

diff --git a/include/wx/msw/gccpriv.h b/include/wx/msw/gccpriv.h
index 9830ad99fd25333967280b7c0457d9c339f05bbb..b449670d94348473181d3b7f83b70fe78390372e 100644 (file)
--- a/include/wx/msw/gccpriv.h
+++ b/include/wx/msw/gccpriv.h
@@ -1,28 +1,58 @@
-// MinGW w32api specific stuff
+/*
+ Name:        wx/msw/gccpriv.h
+ Purpose:     MinGW/Cygwin definitions
+ Author:      Vadim Zeitlin
+ Modified by:
+ Created:
+ RCS-ID:      $Id$
+ Copyright:   (c) Vadim Zeitlin
+ Licence:     wxWindows Licence
+*/
+
+/* THIS IS A C FILE, DON'T USE C++ FEATURES (IN PARTICULAR COMMENTS) IN IT */
 
 #ifndef _WX_MSW_GCCPRIV_H_
 #define _WX_MSW_GCCPRIV_H_
 
-#if defined( __MINGW32__ )
+#if defined(__MINGW32__) && !defined(__GNUWIN32__)
+    #define __GNUWIN32__
+#endif
+
+#if defined(__MINGW32__) && ( ( __GNUC__ > 2 ) || ( ( __GNUC__ == 2 ) && ( __GNUC_MINOR__ >= 95 ) ) )
     #include <_mingw.h>
+#endif
+
+#if defined( __MINGW32__ ) && !defined(__WINE__) && !defined( HAVE_W32API_H )
     #if __MINGW32_MAJOR_VERSION >= 1
         #define HAVE_W32API_H
     #endif
+#elif defined( __CYGWIN__ ) && !defined( HAVE_W32API_H )
+    #if ( __GNUC__ > 2 )
+        #define HAVE_W32API_H
+    #endif
+#endif
+
+#if wxCHECK_WATCOM_VERSION(1,0)
+    #define HAVE_W32API_H
 #endif
 
-// check for MinGW/Cygwin w32api version ( releases >= 0.5, only )
+/* check for MinGW/Cygwin w32api version ( releases >= 0.5, only ) */
 #if defined( HAVE_W32API_H )
 #include <w32api.h>
 #endif
 
-#define wxCHECK_W32API_VERSION( major, minor ) \
- ( defined( __W32API_MAJOR_VERSION ) && defined( __W32API_MINOR_VERSION ) \
- && ( ( __W32API_MAJOR_VERSION > (major) ) \
+/* Watcom can't handle defined(xxx) here: */
+#if defined(__W32API_MAJOR_VERSION) && defined(__W32API_MINOR_VERSION)
+    #define wxCHECK_W32API_VERSION( major, minor ) \
+ ( ( ( __W32API_MAJOR_VERSION > (major) ) \
       || ( __W32API_MAJOR_VERSION == (major) && __W32API_MINOR_VERSION >= (minor) ) ) )
+#else
+    #define wxCHECK_W32API_VERSION( major, minor ) (0)
+#endif
 
-// Cygwin / Mingw32 with gcc >= 2.95 use new windows headers which
-// are more ms-like (header author is Anders Norlander, hence the name)
-#if (defined(__MINGW32__) || defined(__CYGWIN__)) && ((__GNUC__>2) || ((__GNUC__==2) && (__GNUC_MINOR__>=95)))
+/* Cygwin / Mingw32 with gcc >= 2.95 use new windows headers which
+   are more ms-like (header author is Anders Norlander, hence the name) */
+#if (defined(__MINGW32__) || defined(__CYGWIN__) || defined(__WINE__)) && ((__GNUC__>2) || ((__GNUC__==2) && (__GNUC_MINOR__>=95)))
     #ifndef wxUSE_NORLANDER_HEADERS
         #define wxUSE_NORLANDER_HEADERS 1
     #endif
@@ -32,17 +62,66 @@
     #endif
 #endif
 
-// "old" GNUWIN32 is the one without Norlander's headers: it lacks the
-// standard Win32 headers and we define the used stuff ourselves for it
-// in wx/msw/gnuwin32/extra.h
+/* "old" GNUWIN32 is the one without Norlander's headers: it lacks the
+   standard Win32 headers and we define the used stuff ourselves for it
+   in wx/msw/gnuwin32/extra.h */
 #if defined(__GNUC__) && !wxUSE_NORLANDER_HEADERS
     #define __GNUWIN32_OLD__
 #endif
 
-// Cygwin 1.0
+/* Cygwin 1.0 */
 #if defined(__CYGWIN__) && ((__GNUC__==2) && (__GNUC_MINOR__==9))
     #define __CYGWIN10__
 #endif
 
+/* Check for Mingw runtime version: */
+#if defined(__MINGW32_MAJOR_VERSION) && defined(__MINGW32_MINOR_VERSION)
+    #define wxCHECK_MINGW32_VERSION( major, minor ) \
+ ( ( ( __MINGW32_MAJOR_VERSION > (major) ) \
+      || ( __MINGW32_MAJOR_VERSION == (major) && __MINGW32_MINOR_VERSION >= (minor) ) ) )
+#else
+    #define wxCHECK_MINGW32_VERSION( major, minor ) (0)
+#endif
+
+/* Mingw runtime 1.0-20010604 has some missing _tXXXX functions,
+   so let's define them ourselves: */
+#if defined(__GNUWIN32__) && wxCHECK_W32API_VERSION( 1, 0 ) \
+    && !wxCHECK_W32API_VERSION( 1, 1 )
+    #ifndef _tsetlocale
+      #if wxUSE_UNICODE
+      #define _tsetlocale _wsetlocale
+      #else
+      #define _tsetlocale setlocale
+      #endif
+    #endif
+    #ifndef _tgetenv
+      #if wxUSE_UNICODE
+      #define _tgetenv _wgetenv
+      #else
+      #define _tgetenv getenv
+      #endif
+    #endif
+    #ifndef _tfopen
+      #if wxUSE_UNICODE
+      #define _tfopen _wfopen
+      #else
+      #define _tfopen fopen
+      #endif
+    #endif
+#endif
+
+/* current (= before mingw-runtime 3.3) mingw32 headers forget to
+   define _puttchar, this will probably be fixed in the next versions but
+   for now do it ourselves
+ */
+#if defined( __MINGW32__ ) && \
+        !wxCHECK_MINGW32_VERSION(3,3) && !defined( _puttchar )
+    #ifdef wxUSE_UNICODE
+        #define  _puttchar   putwchar
+    #else
+        #define  _puttchar   puttchar
+    #endif
+#endif
+
 #endif
-  // _WX_MSW_GCCPRIV_H_
+  /* _WX_MSW_GCCPRIV_H_ */