Warning fix and source cleaning.

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

diff --git a/src/common/filefn.cpp b/src/common/filefn.cpp
index eab5a6c4b0af954f237feb6a791f793d6b9244cc..62dfb206d2a79315c17d284bcd93375d8db48024 100644 (file)
--- a/src/common/filefn.cpp
+++ b/src/common/filefn.cpp
@@ -104,7 +104,7 @@ static wxChar wxFileFunctionsBuffer[4*_MAXPATHLEN];
 // VisualAge C++ V4.0 cannot have any external linkage const decs
 // in headers included by more than one primary source
 //
-const off_t wxInvalidOffset = (off_t)-1;
+const int wxInvalidOffset = -1;
 #endif
 
 // ----------------------------------------------------------------------------
@@ -213,7 +213,7 @@ void wxPathList::AddEnvList (const wxString& envVariable)
 void wxPathList::EnsureFileAccessible (const wxString& path)
 {
     wxString path_only(wxPathOnly(path));
-    if ( !path_only.IsEmpty() )
+    if ( !path_only.empty() )
     {
         if ( !Member(path_only) )
             Add(path_only);
@@ -298,7 +298,11 @@ wxFileExists (const wxString& filename)
     return (ret != (DWORD)-1) && !(ret & FILE_ATTRIBUTE_DIRECTORY);
 #else // !__WIN32__
     wxStructStat st;
-    return wxStat(filename, &st) == 0 && (st.st_mode & S_IFREG);
+#ifndef wxNEED_WX_UNISTD_H
+    return wxStat( filename.fn_str() , &st) == 0 && (st.st_mode & S_IFREG);
+#else
+    return wxStat( filename , &st) == 0 && (st.st_mode & S_IFREG);
+#endif
 #endif // __WIN32__/!__WIN32__
 }
 
@@ -357,17 +361,16 @@ void wxStripExtension(wxChar *buffer)
 
 void wxStripExtension(wxString& buffer)
 {
-  size_t len = buffer.Length();
-  size_t i = len-1;
-  while (i > 0)
-  {
-    if (buffer.GetChar(i) == wxT('.'))
+    //RN:  Be careful about the handling the case where
+    //buffer.Length() == 0
+    for(size_t i = buffer.Length() - 1; i != wxString::npos; --i)
     {
-      buffer = buffer.Left(i);
-      break;
+        if (buffer.GetChar(i) == wxT('.'))
+        {
+          buffer = buffer.Left(i);
+          break;
+        }
     }
-    i --;
-  }
 }
 
 // Destructive removal of /./ and /../ stuff
@@ -1134,11 +1137,11 @@ bool wxMkdir(const wxString& dir, int perm)
     #error "Unsupported DOS compiler!"
   #endif
 #else  // !MSW, !DOS and !OS/2 VAC++
-    (void)perm;
+    wxUnusedVar(perm);
 #ifdef __WXWINCE__
     if ( !CreateDirectory(dirname, NULL) )
 #else
-    if ( wxMkDir(wxFNSTRINGCAST wxFNCONV(dirname)) != 0 )
+    if ( wxMkDir(dir.fn_str()) != 0 )
 #endif
 #endif // !MSW/MSW
     {
@@ -1241,7 +1244,7 @@ static wxString gs_dirPath;
 wxString wxFindFirstFile(const wxChar *spec, int flags)
 {
     wxSplitPath(spec, &gs_dirPath, NULL, NULL);
-    if ( gs_dirPath.IsEmpty() )
+    if ( gs_dirPath.empty() )
         gs_dirPath = wxT(".");
     if ( !wxEndsWithPathSeparator(gs_dirPath ) )
         gs_dirPath << wxFILE_SEP_PATH;
@@ -1266,7 +1269,7 @@ wxString wxFindFirstFile(const wxChar *spec, int flags)
 
     wxString result;
     gs_dir->GetFirst(&result, wxFileNameFromPath(wxString(spec)), dirFlags);
-    if ( result.IsEmpty() )
+    if ( result.empty() )
     {
         wxDELETE(gs_dir);
         return result;
@@ -1282,7 +1285,7 @@ wxString wxFindNextFile()
     wxString result;
     gs_dir->GetNext(&result);
 
-    if ( result.IsEmpty() )
+    if ( result.empty() )
     {
         wxDELETE(gs_dir);
         return result;