Allow OS X Cocoa (or any OS X port) to override GetBestSize and provide a native...

[wxWidgets.git] / include / wx / wxcrtbase.h

diff --git a/include/wx/wxcrtbase.h b/include/wx/wxcrtbase.h
index 67f69da6cefccea4b8c75e06ad47a1d1bcc6540b..09b4487019ea362b65fbde399da64e861e33e594 100644 (file)
--- a/include/wx/wxcrtbase.h
+++ b/include/wx/wxcrtbase.h
@@ -26,6 +26,10 @@
 
     NB: don't include any wxWidgets headers here because almost all of them
         include this one!
+
+    NB2: User code should include wx/crt.h instead of including this
+         header directly.
+
  */
 
 #if !defined(__WXPALMOS5__)
@@ -53,7 +57,7 @@
    define it ourselves for them
  */
 #ifndef isascii
-    #if defined(__MWERKS__)
+    #if defined(__MWERKS__) || defined(__STRICT_ANSI__)
         #define wxNEED_ISASCII
     #elif defined(_WIN32_WCE)
         #if _WIN32_WCE <= 211
@@ -68,7 +72,7 @@
 
 #ifdef _WIN32_WCE
     #if _WIN32_WCE <= 211
-        #define isspace(c) ((c) == _T(' ') || (c) == _T('\t'))
+        #define isspace(c) ((c) == wxT(' ') || (c) == wxT('\t'))
     #endif
 #endif /* _WIN32_WCE */
 
@@ -176,10 +180,12 @@ WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size );
    Mac and OpenVMS do not have wcsdup: */
 #if defined(__VISUALC__) && __VISUALC__ >= 1400
     #define wxCRT_StrdupA _strdup
-#elif !(defined(__MWERKS__) && defined(__WXMAC__)) && !defined(__WXWINCE__)
+#elif !(defined(__MWERKS__) && defined(__WXMAC__)) && !defined(__WXWINCE__) && !defined(__STRICT_ANSI__)
     #define wxCRT_StrdupA strdup
 #endif
-#if defined(__WINDOWS__)
+
+// all compilers except Cygwin provide _wcsdup() under Windows
+#if defined(__WINDOWS__) && !defined(__CYGWIN__) && !defined(__STRICT_ANSI__)
     #define wxCRT_StrdupW _wcsdup
 #elif defined(HAVE_WCSDUP)
     #define wxCRT_StrdupW wcsdup
@@ -222,42 +228,62 @@ WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size );
     #endif /* HAVE_WCSTOULL */
 #endif
 
-/* Not all compilers have strnlen(); e.g. MSVC 6.x and 7.x don't have it */
-#if wxCHECK_VISUALC_VERSION(8) || defined(HAVE_STRNLEN)
+/*
+    Only VC8 and later provide strnlen() and wcsnlen() functions under Windows
+    and it's also only available starting from Windows CE 6.0 only in CE build.
+ */
+#if wxCHECK_VISUALC_VERSION(8) && (!defined(_WIN32_WCE) || (_WIN32_WCE >= 0x600))
+    #ifndef HAVE_STRNLEN
+        #define HAVE_STRNLEN
+    #endif
+    #ifndef HAVE_WCSNLEN
+        #define HAVE_WCSNLEN
+    #endif
+#endif
+
+#ifdef HAVE_STRNLEN
     #define wxCRT_StrnlenA  strnlen
 #endif
 
-#if wxCHECK_VISUALC_VERSION(8) || defined(HAVE_WCSNLEN)
+#ifdef HAVE_WCSNLEN
     #define wxCRT_StrnlenW  wcsnlen
 #endif
 
 /* define wxCRT_StricmpA/W and wxCRT_StrnicmpA/W for various compilers */
 
-/* note that we definitely are going to need our own version for widechar
- * versions */
-#if !defined(wxCRT_StricmpA)
-    #if defined(__BORLANDC__) || defined(__WATCOMC__) || \
-            defined(__VISAGECPP__) || \
-            defined(__EMX__) || defined(__DJGPP__)
-        #define wxCRT_StricmpA stricmp
-        #define wxCRT_StrnicmpA strnicmp
-    #elif defined(__WXPALMOS__)
-        /* FIXME: There is no equivalent to strnicmp in the Palm OS API.  This
-         * quick hack should do until one can be written.
-         */
-        #define wxCRT_StricmpA StrCaselessCompare
-        #define wxCRT_StrnicmpA StrNCaselessCompare
-    #elif defined(__SYMANTEC__) || defined(__VISUALC__) || \
-            (defined(__MWERKS__) && defined(__INTEL__))
-        #define wxCRT_StricmpA _stricmp
-        #define wxCRT_StrnicmpA _strnicmp
-    #elif defined(__UNIX__) || defined(__GNUWIN32__)
-        #define wxCRT_StricmpA strcasecmp
-        #define wxCRT_StrnicmpA strncasecmp
-    /* #else -- use wxWidgets implementation */
+#if defined(__BORLANDC__) || defined(__WATCOMC__) || \
+        defined(__VISAGECPP__) || \
+        defined(__EMX__) || defined(__DJGPP__)
+    #define wxCRT_StricmpA stricmp
+    #define wxCRT_StrnicmpA strnicmp
+#elif defined(__WXPALMOS__)
+    /* FIXME: There is no equivalent to strnicmp in the Palm OS API.  This
+     * quick hack should do until one can be written.
+     */
+    #define wxCRT_StricmpA StrCaselessCompare
+    #define wxCRT_StrnicmpA StrNCaselessCompare
+#elif defined(__SYMANTEC__) || defined(__VISUALC__) || \
+        (defined(__MWERKS__) && defined(__INTEL__))
+    #define wxCRT_StricmpA _stricmp
+    #define wxCRT_StrnicmpA _strnicmp
+#elif defined(__UNIX__) || (defined(__GNUWIN32__) && !defined(__STRICT_ANSI__))
+    #define wxCRT_StricmpA strcasecmp
+    #define wxCRT_StrnicmpA strncasecmp
+/* #else -- use wxWidgets implementation */
+#endif
+
+#ifdef __VISUALC__
+    #define wxCRT_StricmpW _wcsicmp
+    #define wxCRT_StrnicmpW _wcsnicmp
+#elif defined(__UNIX__)
+    #ifdef HAVE_WCSCASECMP
+        #define wxCRT_StricmpW wcscasecmp
+    #endif
+    #ifdef HAVE_WCSNCASECMP
+        #define wxCRT_StrnicmpW wcsncasecmp
     #endif
-#endif /* !defined(wxCRT_StricmpA) */
-/* FIXME-UTF8: use wcs(n)casecmp if available for *W versions */
+/* #else -- use wxWidgets implementation */
+#endif
 
 #ifdef HAVE_STRTOK_R
     #define  wxCRT_StrtokA(str, sep, last)    strtok_r(str, sep, last)
@@ -434,7 +460,7 @@ WXDLLIMPEXP_BASE wchar_t *wxCRT_StrtokW(wchar_t *psz, const wchar_t *delim, wcha
 #else /* Unicode filenames */
     /* special case: these functions are missing under Win9x with Unicows so we
        have to implement them ourselves */
-    #if wxUSE_UNICODE_MSLU
+    #if wxUSE_UNICODE_MSLU || defined(__STRICT_ANSI__)
             WXDLLIMPEXP_BASE FILE* wxMSLU__wfopen(const wchar_t *name, const wchar_t *mode);
             WXDLLIMPEXP_BASE FILE* wxMSLU__wfreopen(const wchar_t *name, const wchar_t *mode, FILE *stream);
             WXDLLIMPEXP_BASE int wxMSLU__wrename(const wchar_t *oldname, const wchar_t *newname);
@@ -549,7 +575,7 @@ WXDLLIMPEXP_BASE wchar_t * wxCRT_GetenvW(const wchar_t *name);
         #define wxCRT_AtolW         watol
     /* else: use ANSI versions */
     #endif
-#elif defined(wxHAVE_TCHAR_SUPPORT)
+#elif defined(wxHAVE_TCHAR_SUPPORT) && !defined(__STRICT_ANSI__)
     #define  wxCRT_AtoiW           _wtoi
     #define  wxCRT_AtolW           _wtol
     /* _wtof doesn't exist */