Show KIPRJMOD in DIALOG_FP_LIB_TABLE even if it has not been referenced by a URI.

common/fp_lib_table.cpp

@@ -49,9 +49,6 @@ using namespace FP_LIB_TABLE_T;
  */
 static const wxString traceFpLibTable( wxT( "KicadFpLibTable" ) );
 
-/// The evinronment variable name for the current project path.  This is used interanally
-/// at run time and is not exposed outside of the current process.
-static wxString projectPathEnvVariableName( wxT( "KIPRJMOD" ) );
 
 /// The footprint library table name used when no project file is passed to Pcbnew or CvPcb.
 /// This is used temporarily to store the project specific library table until the project
@@ -726,14 +723,14 @@ void FP_LIB_TABLE::SetProjectPathEnvVariable( const wxFileName& aPath )
         path = aPath.GetPath();
 
     wxLogTrace( traceFpLibTable, wxT( "Setting env %s to <%s>." ),
-                GetChars( projectPathEnvVariableName ), GetChars( path ) );
-    wxSetEnv( projectPathEnvVariableName, path );
+                GetChars( ProjectPathEnvVariableName() ), GetChars( path ) );
+    wxSetEnv( ProjectPathEnvVariableName(), path );
 }
 
 
-const wxString& FP_LIB_TABLE::GetProjectPathEnvVariableName() const
+const wxString FP_LIB_TABLE::ProjectPathEnvVariableName()
 {
-    return projectPathEnvVariableName;
+    return  wxT( "KIPRJMOD" );
 }
 
 

include/fp_lib_table.h

@@ -567,7 +567,12 @@ public:
 
     static void SetProjectPathEnvVariable( const wxFileName& aPath );
 
-    const wxString& GetProjectPathEnvVariableName() const;
+    /**
+     * Function ProjectPathEnvVarVariableName
+     * returns the name of the environment variable used to hold the directory of
+     * the current project on program startup.
+     */
+    static const wxString ProjectPathEnvVariableName();
 
     static wxString GetProjectFileName( const wxFileName& aPath );
 

pcbnew/dialogs/dialog_fp_lib_table.cpp

@@ -692,6 +692,11 @@ private:
             }
         }
 
+        // Make sure this special environment variable shows up even if it was
+        // not used yet.  It is automatically set by KiCad to the directory holding
+        // the current project.
+        unique.insert( FP_LIB_TABLE::ProjectPathEnvVariableName() );
+
         m_path_subs_grid->AppendRows( unique.size() );
 
         row = 0;