don't crash if (char*)c_str() is used twice in a row on the same string and both...

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

diff --git a/include/wx/db.h b/include/wx/db.h
index 5d7d67c220d0bfc794ce8c4a00b1a1c9b8d216d3..13c882cdea40819be8083b8c0b6e712d8d7bd65a 100644 (file)
--- a/include/wx/db.h
+++ b/include/wx/db.h
@@ -41,12 +41,7 @@
     #if wxUSE_MFC
         #include <afxwin.h>
     #else // !wxUSE_MFC
-        #ifndef STRICT
-            #define STRICT 1
-        #endif
-
-        #include <windows.h>
-        #include "wx/msw/winundef.h"
+        #include "wx/msw/wrapwin.h"
     #endif // wxUSE_MFC/!wxUSE_MFC
 
     // If you use the wxDbCreateDataSource() function with MSW/VC6,
@@ -62,9 +57,8 @@
     //#endif
     #include "odbcinst.h"
 #else
-    #if defined(__WINDOWS__) && ( defined(HAVE_W32API_H) || defined(__BORLANDC__) )
-        #include <windows.h>
-        #include "wx/msw/winundef.h"
+    #if defined(__WINDOWS__) && ( defined(HAVE_W32API_H) || defined(__BORLANDC__)  || defined (__DMC__))
+        #include "wx/msw/wrapwin.h"
     #endif
     extern "C" {
     #if defined(wxUSE_BUILTIN_IODBC) && wxUSE_BUILTIN_IODBC
@@ -79,13 +73,16 @@
           typedef UCHAR SQLTCHAR;
           #endif
         #endif
-    #else
+    #else // !wxUSE_BUILTIN_IODBC
+        // SQL headers define BOOL if it's not defined yet but BOOL is also
+        // defined in many other places on other systems (Motif, at least on
+        // OpenVMS; Cocoa and X11) so prevent the problem by defining it before
+        // including these headers
+        #define BOOL int
         #include <sql.h>
         #include <sqlext.h>
-        //#if wxUSE_UNICODE
-        //    #include <sqlucode.h>
-        //#endif
-    #endif
+        #undef BOOL
+    #endif // wxUSE_BUILTIN_IODBC/!wxUSE_BUILTIN_IODBC
     }
 #endif
 
@@ -528,7 +525,7 @@ private:
     bool             getDataTypeInfo(SWORD fSqlType, wxDbSqlTypeInfo &structSQLTypeInfo);
     bool             setConnectionOptions(void);
     void             logError(const wxString &errMsg, const wxString &SQLState);
-    const wxChar    *convertUserID(const wxChar *userID, wxString &UserID);
+    void             convertUserID(const wxChar *userID, wxString &UserID);
     bool             determineDataTypes(bool failOnDataTypeUnsupported);
     void             initialize();
     bool             open(bool failOnDataTypeUnsupported=true);
@@ -727,6 +724,9 @@ public:
 
     bool         FwdOnlyCursors(void)  {return fwdOnlyCursors;}
 
+    // return the string with all special SQL characters escaped
+    wxString     EscapeSqlChars(const wxString& value);
+
     // These two functions are provided strictly for use by wxDbTable.
     // DO NOT USE THESE FUNCTIONS, OR MEMORY LEAKS MAY OCCUR
     void         incrementTableCount() { nTables++; return; }