Fix (correct) warning about potentially uninitialized variables.

[wxWidgets.git] / src / common / wxchar.cpp

diff --git a/src/common/wxchar.cpp b/src/common/wxchar.cpp
index a2b38784dd20ebedd67b8320f3cf9b19b81e2c79..11233ff4fd70fe9215b75ab884b0d2b2d3f57ac3 100644 (file)
--- a/src/common/wxchar.cpp
+++ b/src/common/wxchar.cpp
@@ -6,10 +6,10 @@
 // Created:     09/04/99
 // RCS-ID:      $Id$
 // Copyright:   (c) wxWindows copyright
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
   #pragma implementation "wxchar.h"
 #endif
 
@@ -30,8 +30,13 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <locale.h>
+
+#ifndef __WXWINCE__
 #include <time.h>
+#include <locale.h>
+#else
+#include "wx/msw/wince/time.h"
+#endif
 
 #ifndef WX_PRECOMP
   #include "wx/defs.h"
@@ -47,6 +52,14 @@
   #include <winnt.h>
 #endif
 
+#if defined(__MWERKS__) && __MSL__ >= 0x6000
+using namespace std ;
+#endif
+
+#ifdef __WXMAC__
+    #include "wx/mac/private.h"
+#endif
+
 #if wxUSE_WCHAR_T
 size_t WXDLLEXPORT wxMB2WC(wchar_t *buf, const char *psz, size_t n)
 {
@@ -848,7 +861,6 @@ int wxFscanf( FILE *stream, const wxChar *format, ... )
 {
     va_list argptr;
     va_start(argptr, format);
-
     int ret = vfwscanf(stream, wxFormatConverter(format), argptr);
 
     va_end(argptr);
@@ -937,6 +949,8 @@ int wxVsprintf( wxChar *str, const wxChar *format, va_list argptr )
 
 #endif // wxNEED_PRINTF_CONVERSION
 
+#if wxUSE_WCHAR_T
+
 // ----------------------------------------------------------------------------
 // ctype.h stuff (currently unused)
 // ----------------------------------------------------------------------------
@@ -1000,7 +1014,8 @@ int WXDLLEXPORT wxStricmp(const wxChar *psz1, const wxChar *psz2)
 #ifndef wxStricmp
 int WXDLLEXPORT wxStrnicmp(const wxChar *s1, const wxChar *s2, size_t n)
 {
-  register wxChar c1, c2;
+  // initialize the variables just to suppress stupid gcc warning
+  register wxChar c1 = 0, c2 = 0;
   while (n && ((c1 = wxTolower(*s1)) == (c2 = wxTolower(*s2)) ) && c1) n--, s1++, s2++;
   if (n) {
     if (c1 < c2) return -1;
@@ -1010,39 +1025,6 @@ int WXDLLEXPORT wxStrnicmp(const wxChar *s1, const wxChar *s2, size_t n)
 }
 #endif
 
-#ifndef wxStrtok
-WXDLLEXPORT wxChar * wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr)
-{
-    if (!psz)
-    {
-        psz = *save_ptr;
-        if ( !psz )
-            return NULL;
-    }
-
-    psz += wxStrspn(psz, delim);
-    if (!*psz)
-    {
-        *save_ptr = (wxChar *)NULL;
-        return (wxChar *)NULL;
-    }
-
-    wxChar *ret = psz;
-    psz = wxStrpbrk(psz, delim);
-    if (!psz)
-    {
-        *save_ptr = (wxChar*)NULL;
-    }
-    else
-    {
-        *psz = wxT('\0');
-        *save_ptr = psz + 1;
-    }
-
-    return ret;
-}
-#endif // wxStrtok
-
 #ifndef wxSetlocale
 WXDLLEXPORT wxWCharBuffer wxSetlocale(int category, const wxChar *locale)
 {
@@ -1256,7 +1238,16 @@ WXDLLEXPORT int wxRename(const wxChar *oldpath, const wxChar *newpath)
 #ifndef wxAtof
 double   WXDLLEXPORT wxAtof(const wxChar *psz)
 {
-  return atof(wxConvLocal.cWX2MB(psz));
+#ifdef __WXWINCE__
+    double d;
+    wxString str(psz);
+    if (str.ToDouble(& d))
+        return d;
+    else
+        return 0.0;
+#else
+    return atof(wxConvLocal.cWX2MB(psz));
+#endif
 }
 #endif
 
@@ -1292,7 +1283,7 @@ wxChar * WXDLLEXPORT wxGetenv(const wxChar *name)
     // printf( "home %s\n", val );
 
     // convert it,
-#ifdef wxUSE_UNICODE
+#if wxUSE_UNICODE
     data = (wxObject *)new wxString(val, wxConvLocal);
 #else
     data = (wxObject *)new wxString(val);
@@ -1310,7 +1301,7 @@ int WXDLLEXPORT wxSystem(const wxChar *psz)
     return system(wxConvLocal.cWX2MB(psz));
 }
 
-#endif
+#endif // wxNEED_WX_STDLIB_H
 
 #ifdef wxNEED_WX_TIME_H
 WXDLLEXPORT size_t   wxStrftime(wxChar *s, size_t max, const wxChar *fmt, const struct tm *tm)
@@ -1332,4 +1323,85 @@ WXDLLEXPORT size_t   wxStrftime(wxChar *s, size_t max, const wxChar *fmt, const
         return 0;
   }
 }
+#endif // wxNEED_WX_TIME_H
+
+#endif // wxUSE_WCHAR_T
+
+// ----------------------------------------------------------------------------
+// functions which we may need even if !wxUSE_WCHAR_T
+// ----------------------------------------------------------------------------
+
+#ifndef wxStrtok
+
+WXDLLEXPORT wxChar * wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr)
+{
+    if (!psz)
+    {
+        psz = *save_ptr;
+        if ( !psz )
+            return NULL;
+    }
+
+    psz += wxStrspn(psz, delim);
+    if (!*psz)
+    {
+        *save_ptr = (wxChar *)NULL;
+        return (wxChar *)NULL;
+    }
+
+    wxChar *ret = psz;
+    psz = wxStrpbrk(psz, delim);
+    if (!psz)
+    {
+        *save_ptr = (wxChar*)NULL;
+    }
+    else
+    {
+        *psz = wxT('\0');
+        *save_ptr = psz + 1;
+    }
+
+    return ret;
+}
+
+#endif // wxStrtok
+
+// ----------------------------------------------------------------------------
+// missing C RTL functions
+// ----------------------------------------------------------------------------
+
+#if (defined(__MWERKS__) && !defined(__MACH__) && (__MSL__ < 0x00008000)) || \
+     defined(__WXWINCE__)
+char *strdup(const char *s)
+{
+    char *dest = (char*) malloc( strlen( s ) + 1 ) ;
+    if ( dest )
+        strcpy( dest , s ) ;
+    return dest ;
+}
+#endif
+
+#if (defined(__MWERKS__) && !defined(__MACH__)) || (defined(__WXWINCE__) && _WIN32_WCE <= 211)
+
+int isascii( int c )
+{
+    return ( c >= 0 && c < 128 );
+}
+#endif
+
+#if defined(__WXWINCE__)
+void *calloc( size_t num, size_t size )
+{
+    void** ptr = (void **)malloc(num * size);
+    memset( ptr, 0, num * size);
+    return ptr;
+}
+
+#if (_WIN32_WCE <= 211)
+int isspace(int c)
+{
+    return (c == ' ');
+}
+#endif
+
 #endif