Index: src/sdk/projectfile.cpp
===================================================================
--- src/sdk/projectfile.cpp    (revision 3398)
+++ src/sdk/projectfile.cpp    (working copy)
@@ -214,6 +214,28 @@
     }
 }
 
+
+void ProjectFile::SetUseCustomBuildCommand(const wxString& compilerId, bool useCustomBuildCommand)
+{
+    customBuild[compilerId].useCustomBuildCommand = useCustomBuildCommand;
+}
+
+void ProjectFile::SetCustomBuildCommand(const wxString& compilerId, const wxString& newBuildCommand)
+{
+    customBuild[compilerId].buildCommand = newBuildCommand;
+}
+
+bool ProjectFile::GetUseCustomBuildCommand(const wxString& compilerId)
+{
+    return customBuild[compilerId].useCustomBuildCommand;
+}
+
+wxString ProjectFile::GetCustomBuildCommand(const wxString& compilerId)
+{
+    return customBuild[compilerId].buildCommand;
+}
+
+
 ////////////////////////////////////////////////////////////////////////////////
 // pfDetails
 ////////////////////////////////////////////////////////////////////////////////
Index: src/sdk/projectfile.h
===================================================================
--- src/sdk/projectfile.h    (revision 3398)
+++ src/sdk/projectfile.h    (working copy)
@@ -135,6 +135,19 @@
           * This is a relative path which doesn't have to exist in the filesystem
           * hierarchy. */
         wxString virtual_path;
+
+        /** Modify 'Use custom command to build this file' for a compilerId. */
+        void SetUseCustomBuildCommand(const wxString& compilerId, bool useCustomBuildCommand);
+
+        /** Modify customBuild command for a compilerId. */
+        void SetCustomBuildCommand(const wxString& compilerId, const wxString& newBuildCommand);
+
+        /** Read 'Use custom command to build this file' for a compilerId. */
+        bool GetUseCustomBuildCommand(const wxString& compilerId);
+
+        /** Read customBuild command for a compilerId. */
+        wxString GetCustomBuildCommand(const wxString& compilerId);
+
     protected:
         friend class cbProject;
         void DoUpdateFileDetails(ProjectBuildTarget* target);
Index: src/sdk/scripting/bindings/scriptbindings.cpp
===================================================================
--- src/sdk/scripting/bindings/scriptbindings.cpp    (revision 3398)
+++ src/sdk/scripting/bindings/scriptbindings.cpp    (working copy)
@@ -331,7 +331,11 @@
                 func(&ProjectFile::GetObjName, "GetObjName").
                 func(&ProjectFile::SetObjName, "SetObjName").
                 func(&ProjectFile::GetParentProject, "GetParentProject").
-                var(&ProjectFile::file, "file").
+                func(&ProjectFile::SetUseCustomBuildCommand, "SetUseCustomBuildCommand").
+                func(&ProjectFile::SetCustomBuildCommand, "SetCustomBuildCommand").
+                func(&ProjectFile::GetUseCustomBuildCommand, "GetUseCustomBuildCommand").
+                func(&ProjectFile::GetCustomBuildCommand, "GetCustomBuildCommand").
+                var(&ProjectFile::file, "file").
                 var(&ProjectFile::relativeFilename, "relativeFilename").
                 var(&ProjectFile::relativeToCommonTopLevelPath, "relativeToCommonTopLevelPath").
                 var(&ProjectFile::compile, "compile").