Set default footprint library table and 3D model library environment variables.

CMakeModules/config.h.cmake

@@ -61,6 +61,15 @@
 /// The install prefix defined in CMAKE_INSTALL_PREFIX.
 #define DEFAULT_INSTALL_PATH            "@CMAKE_INSTALL_PREFIX@"
 
+/// The install prefix used for KiCad's libraries.
+/// These paths are only intended to be reasonable default values that work if
+/// the user installs KiCad in the default path for a given platform.
+#if defined( APPLE )
+#define KICAD_DATA_PATH                 "/Library/Application Support/kicad"
+#else
+#define KICAD_DATA_PATH                 "@CMAKE_INSTALL_PREFIX@/@KICAD_DATA@"
+#endif
+
 /// When defined, build the GITHUB_PLUGIN for pcbnew.
 #cmakedefine BUILD_GITHUB_PLUGIN
 

common/pgm_base.cpp

@@ -59,6 +59,8 @@ const wxChar PGM_BASE::workingDirKey[]  =  wxT( "WorkingDir" );     // public
 
 static const wxChar languageCfgKey[]   = wxT( "LanguageID" );
 static const wxChar kicadFpLibPath[]   = wxT( "KicadFootprintLibraryPath" );
+static const wxChar pathEnvVariables[] = wxT( "EnvironmentVariables" );
+static const wxChar traceEnvVars[]     = wxT( "KIENVVARS" );
 
 
 /**
@@ -353,7 +355,8 @@ bool PGM_BASE::initPgm()
 
     wxInitAllImageHandlers();
 
-    m_pgm_checker = new wxSingleInstanceChecker( pgm_name.GetName().Lower() + wxT( "-" ) + wxGetUserId(), GetKicadLockFilePath() );
+    m_pgm_checker = new wxSingleInstanceChecker( pgm_name.GetName().Lower() + wxT( "-" ) +
+                                                 wxGetUserId(), GetKicadLockFilePath() );
 
     if( m_pgm_checker->IsAnotherRunning() )
     {
@@ -361,6 +364,7 @@ bool PGM_BASE::initPgm()
             _( "%s is already running, Continue?" ),
             GetChars( pgm_name.GetName() )
             );
+
         if( !IsOK( NULL, quiz ) )
             return false;
     }
@@ -399,6 +403,17 @@ bool PGM_BASE::initPgm()
 
     SetLanguagePath();
 
+    // Useful local environment variable settings.
+    m_local_env_vars[ wxString( wxT( "KIGITHUB" ) ) ] =
+                      wxString( wxT( "https://github.com/KiCad" ) );
+
+    wxFileName tmpFileName;
+    tmpFileName.AssignDir( wxString( wxT( KICAD_DATA_PATH ) ) );
+    tmpFileName.AppendDir( wxT( "modules" ) );
+    m_local_env_vars[ wxString( wxT( "KISYSMOD" ) ) ] = tmpFileName.GetPath();
+    tmpFileName.AppendDir( wxT( "packages3d" ) );
+    m_local_env_vars[ wxString( wxT( "KISYS3DMOD" ) ) ] = tmpFileName.GetPath();
+
     // OS specific instantiation of wxConfigBase derivative:
     m_common_settings = GetNewConfig( KICAD_COMMON );
 
@@ -425,6 +440,7 @@ bool PGM_BASE::setExecutablePath()
     // bundle directory, e.g., /Applications/kicad.app/
 
     wxFileName fn( m_bin_dir );
+
     if( fn.GetName() == wxT( "kicad" ) )
     {
         // kicad launcher, so just remove the Contents/MacOS part
@@ -440,6 +456,7 @@ bool PGM_BASE::setExecutablePath()
         fn.RemoveLastDir();
         fn.RemoveLastDir();
     }
+
     m_bin_dir = fn.GetPath() + wxT( "/" );
 #else
     // Use unix notation for paths. I am not sure this is a good idea,
@@ -479,6 +496,33 @@ void PGM_BASE::loadCommonSettings()
     }
 
     m_editor_name = m_common_settings->Read( wxT( "Editor" ) );
+
+    wxString entry, oldPath;
+    wxArrayString entries;
+    long index = 0L;
+
+    oldPath = m_common_settings->GetPath();
+    m_common_settings->SetPath( pathEnvVariables );
+
+    while( m_common_settings->GetNextEntry( entry, index ) )
+    {
+        wxLogTrace( traceEnvVars,
+                    wxT( "Enumerating over entry %s, %ld." ), GetChars( entry ), index );
+        entries.Add( entry );
+    }
+
+    for( unsigned i = 0;  i < entries.GetCount();  i++ )
+    {
+        wxString val = m_common_settings->Read( entries[i], wxEmptyString );
+        m_local_env_vars[ entries[i]  ] = val;
+    }
+
+    for( std::map<wxString, wxString>::iterator it = m_local_env_vars.begin();
+         it != m_local_env_vars.end();
+         ++it )
+        SetLocalEnvVariable( it->first, it->second );
+
+    m_common_settings->SetPath( oldPath );
 }
 
 
@@ -491,6 +535,20 @@ void PGM_BASE::saveCommonSettings()
         wxString cur_dir = wxGetCwd();
 
         m_common_settings->Write( workingDirKey, cur_dir );
+
+        // Save the local environment variables.
+        m_common_settings->SetPath( pathEnvVariables );
+
+        for( std::map<wxString, wxString>::iterator it = m_local_env_vars.begin();
+             it != m_local_env_vars.end();
+             ++it )
+        {
+            wxLogTrace( traceEnvVars, wxT( "Saving environment varaiable config entry %s as %s" ),
+                        GetChars( it->first ),  GetChars( it->second ) );
+            m_common_settings->Write( it->first, it->second );
+        }
+
+        m_common_settings->SetPath( wxT( ".." ) );
     }
 }
 
@@ -665,3 +723,21 @@ void PGM_BASE::AddMenuLanguageList( wxMenu* MasterMenu )
     }
 }
 
+
+bool PGM_BASE::SetLocalEnvVariable( const wxString& aName, const wxString& aValue )
+{
+    wxString env;
+
+    // Check to see if the environment variable is already set.
+    if( wxGetEnv( aName, &env ) )
+    {
+        wxLogTrace( traceEnvVars, wxT( "Environment variable %s already set to %s." ),
+                    GetChars( aName ), GetChars( env ) );
+        return env == aValue;
+    }
+
+    wxLogTrace( traceEnvVars, wxT( "Setting local environment variable %s to %s." ),
+                GetChars( aName ), GetChars( aValue ) );
+
+    return wxSetEnv( aName, aValue );
+}

include/pgm_base.h

 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2004 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
- * Copyright (C) 2008-2011 Wayne Stambaugh <stambaughw@verizon.net>
- * Copyright (C) 1992-2011 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2004-2015 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
+ * Copyright (C) 2008-2015 Wayne Stambaugh <stambaughw@verizon.net>
+ * Copyright (C) 1992-2015 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -31,6 +31,7 @@
 #ifndef  PGM_BASE_H_
 #define  PGM_BASE_H_
 
+#include <map>
 #include <wx/filename.h>
 #include <search_stack.h>
 #include <wx/gdicmn.h>
@@ -109,7 +110,7 @@ public:
     /**
      * Function UseSystemPdfBrowser
      * returns true if the PDF browser is the default (system) PDF browser
-     * and false if the PDF browser is the prefered (selected) browser, else
+     * and false if the PDF browser is the preferred (selected) browser, else
      * returns false if there is no selected browser
      */
     VTBL_ENTRY bool UseSystemPdfBrowser() const
@@ -119,7 +120,7 @@ public:
 
     /**
      * Function ForceSystemPdfBrowser
-     * forces the use of system PDF browser, even if a preferend PDF browser is set.
+     * forces the use of system PDF browser, even if a preferred PDF browser is set.
      */
     VTBL_ENTRY void ForceSystemPdfBrowser( bool aFlg ) { m_use_system_pdf_browser = aFlg; }
 
@@ -168,6 +169,22 @@ public:
      */
     VTBL_ENTRY void WritePdfBrowserInfos();
 
+    /**
+     * Function SetLocalEnvVariable
+     *
+     * Sets the environment variable \a aName to \a aValue.
+     *
+     * This function first checks to see if the environment variable \a aName is already
+     * defined.  If it is not defined, then the environment variable \a aName is set to
+     * a value.  Otherwise, the environment variable is left unchanged.  This allows the user
+     * to override environment variables for testing purposes.
+     *
+     * @param aName is a wxString containing the environment variable name.
+     * @param aValue is a wxString containing the environment variable value.
+     * @return true if the environment variable \a Name was set to \a aValue.
+     */
+    VTBL_ENTRY bool SetLocalEnvVariable( const wxString& aName, const wxString& aValue );
+
     /**
      * Function App
      * returns a bare naked wxApp, which may come from wxPython, SINGLE_TOP, or kicad.exe.
@@ -247,6 +264,10 @@ protected:
     wxString        m_editor_name;
     wxSize          m_help_size;
 
+    /// Local environment variable expansion settings such as KIGITHUB, KISYSMOD, and KISYS3DMOD.
+    /// library table.
+    std::map<wxString, wxString>  m_local_env_vars;
+
     wxApp*          m_wx_app;
 
     // The PGM_* classes can have difficulties at termination if they