some != NULL checks

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

diff --git a/src/common/fileconf.cpp b/src/common/fileconf.cpp
index 80b528c70e5ba51b1618a24886e3411b6e3b6ad4..d9ab373bdb55eeba77926270031820671039b20d 100644 (file)
--- a/src/common/fileconf.cpp
+++ b/src/common/fileconf.cpp
@@ -49,9 +49,6 @@
 #if defined(__WXPM__)
   #define INCL_DOS
   #include <os2.h>
-  #define LINKAGEMODE _Optlink
-#else
-  #define LINKAGEMODE
 #endif
 
 #include  <stdlib.h>
@@ -98,7 +95,9 @@ wxString wxFileConfig::GetGlobalDir()
 {
   wxString strDir;
 
-  #ifdef __UNIX__
+  #ifdef __VMS__ // Note if __VMS is defined __UNIX is also defined
+    strDir = wxT("sys$manager:");
+  #elif defined( __UNIX__ )
     strDir = wxT("/etc/");
   #elif defined(__WXPM__)
     ULONG                           aulSysInfo[QSV_MAX] = {0};
@@ -225,11 +224,13 @@ wxString wxFileConfig::GetLocalDir()
 #ifndef __WXMAC__
   wxGetHomeDir(&strDir);
 
-#ifdef  __UNIX__
+#ifndef __VMS__
+# ifdef  __UNIX__
   if (strDir.Last() != wxT('/')) strDir << wxT('/');
 #else
   if (strDir.Last() != wxT('\\')) strDir << wxT('\\');
 #endif
+#endif
 #else
        // no local dir concept on mac
        return GetGlobalDir() ;
@@ -257,8 +258,14 @@ wxString wxFileConfig::GetGlobalFileName(const wxChar *szFile)
 
 wxString wxFileConfig::GetLocalFileName(const wxChar *szFile)
 {
-  wxString str = GetLocalDir();
-
+#ifdef __VMS__ // On VMS I saw the problem that the home directory was appended
+   // twice for the configuration file. Does that also happen for other
+   // platforms?
+   wxString str = wxT( ' ' ); 
+#else
+   wxString str = GetLocalDir();
+#endif
+   
   #ifdef  __UNIX__
     str << wxT('.');
   #endif
@@ -462,11 +469,15 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal)
     }
     else {                        // a key
       const wxChar *pEnd = pStart;
-      while ( *pEnd != wxT('=') && !wxIsspace(*pEnd) ) {
+      while ( *pEnd && *pEnd != wxT('=') && !wxIsspace(*pEnd) ) {
         if ( *pEnd == wxT('\\') ) {
           // next character may be space or not - still take it because it's
-          // quoted
+          // quoted (unless there is nothing)
           pEnd++;
+          if ( !*pEnd ) {
+            // the error message will be given below anyhow
+            break;
+          }
         }
 
         pEnd++;
@@ -585,7 +596,7 @@ bool wxFileConfig::GetFirstGroup(wxString& str, long& lIndex) const
 bool wxFileConfig::GetNextGroup (wxString& str, long& lIndex) const
 {
   if ( size_t(lIndex) < m_pCurrentGroup->Groups().Count() ) {
-    str = m_pCurrentGroup->Groups()[lIndex++]->Name();
+    str = m_pCurrentGroup->Groups()[(size_t)lIndex++]->Name();
     return TRUE;
   }
   else
@@ -601,7 +612,7 @@ bool wxFileConfig::GetFirstEntry(wxString& str, long& lIndex) const
 bool wxFileConfig::GetNextEntry (wxString& str, long& lIndex) const
 {
   if ( size_t(lIndex) < m_pCurrentGroup->Entries().Count() ) {
-    str = m_pCurrentGroup->Entries()[lIndex++]->Name();
+    str = m_pCurrentGroup->Entries()[(size_t)lIndex++]->Name();
     return TRUE;
   }
   else
@@ -754,7 +765,7 @@ bool wxFileConfig::Write(const wxString& key, long lValue)
 
 bool wxFileConfig::Flush(bool /* bCurrentOnly */)
 {
-  if ( LineListIsEmpty() || !m_pRootGroup->IsDirty() )
+  if ( LineListIsEmpty() || !m_pRootGroup->IsDirty() || !m_strLocalFile )
     return TRUE;
 
   wxTempFile file(m_strLocalFile);