X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c0fbf9294e94c1539aaee8989e28d54250b730ea..36b79d445d08e08776e721d71a832f38daa7fa8c:/include/wx/defs.h

diff --git a/include/wx/defs.h b/include/wx/defs.h
index 4e4ca874d1..91595ae2c8 100644
--- a/include/wx/defs.h
+++ b/include/wx/defs.h
@@ -62,7 +62,7 @@
 
 /*  suppress some Visual C++ warnings */
 #ifdef __VISUALC__
-    /*  the only "real" warning here is 4244 but there arej ust too many of them */
+    /*  the only "real" warning here is 4244 but there are just too many of them */
     /*  in our code... one day someone should go and fix them but until then... */
 #   pragma warning(disable:4201)    /*  nonstandard extension used: nameless struct/union */
 #   pragma warning(disable:4244)    /*  conversion from double to float */
@@ -473,11 +473,11 @@ typedef int wxWindowID;
 /*  appending the current line number to the given identifier to reduce the */
 /*  probability of the conflict (it may still happen if this is used in the */
 /*  headers, hence you should avoid doing it or provide unique prefixes then) */
-#ifdef __VISUALC__
+#if defined(__VISUALC__) && (__VISUALC__ >= 1300)
     /*
        __LINE__ handling is completely broken in VC++ when using "Edit and
        Continue" (/ZI option) and results in preprocessor errors if we use it
-       inside the macros. Luckily it has another standard macro which can be
+       inside the macros. Luckily VC7 has another standard macro which can be
        used like this and is even better than __LINE__ because it is globally
        unique.
      */
@@ -685,7 +685,8 @@ typedef wxUint16 wxWord;
         typedef int wxInt32;
         typedef unsigned int wxUint32;
 
-        /*  conside that if SIZEOF_INT is defined, all the other ones are too */
+        /* Assume that if SIZEOF_INT is defined that all the other ones except
+           SIZEOF_SIZE_T, are too.  See next #if below.  */
         #ifndef SIZEOF_INT
             #define SIZEOF_INT 4
             #define SIZEOF_LONG 4
@@ -712,6 +713,19 @@ typedef wxUint16 wxWord;
                 #define SIZEOF_VOID_P 4
             #endif /*  Win64/32 */
         #endif /*  !defined(SIZEOF_INT) */
+
+        /*
+          If Python.h was included first, it defines all of the SIZEOF's above
+          except for SIZEOF_SIZE_T, so we need to do it here to avoid
+          triggering the #error in the ssize_t typedefs below...
+        */
+        #ifndef SIZEOF_SIZE_T
+            #ifdef __WIN64__
+                #define SIZEOF_SIZE_T 8
+            #else /* Win32 */
+                #define SIZEOF_SIZE_T 4
+            #endif
+        #endif
     #else
         #error "Unsupported Windows version"
     #endif
@@ -886,6 +900,25 @@ inline void *wxUIntToPtr(wxUIntPtr p)
 #endif
 
 
+/* Make sure ssize_t is defined (a signed type the same size as size_t) */
+/* HAVE_SSIZE_T should be defined for compiliers that already have it */
+#ifdef __MINGW32__
+    #include <sys/types.h>
+    #if defined(_SSIZE_T_) && !defined(HAVE_SSIZE_T)
+        #define HAVE_SSIZE_T
+    #endif
+#endif
+#ifndef HAVE_SSIZE_T
+    #if SIZEOF_SIZE_T == 4
+        typedef wxInt32 ssize_t;
+    #elif SIZEOF_SIZE_T == 8
+        typedef wxInt64 ssize_t
+    #else
+        #error "error defining ssize_t, size_t is not 4 or 8 bytes"
+    #endif
+#endif
+
+
 /*  base floating point types */
 /*  wxFloat32: 32 bit IEEE float ( 1 sign, 8 exponent bits, 23 fraction bits */
 /*  wxFloat64: 64 bit IEEE float ( 1 sign, 11 exponent bits, 52 fraction bits */
@@ -1874,7 +1907,10 @@ enum wxKeyCode
     WXK_SPACE   =    32,
     WXK_DELETE  =    127,
 
-    WXK_START   = 300,
+    /* These are, by design, not compatable with unicode characters.
+       If you want to get a unicode character from a key event, use
+       wxKeyEvent::GetUnicodeKey instead.                           */
+    WXK_START   = 300, 
     WXK_LBUTTON,
     WXK_RBUTTON,
     WXK_CANCEL,