Rework libghdl build/install procedure (#840)

* feat(libghdl): add libghdl_pkg.py, add option to generate libghdl-py.tgz with dist/travis/build.sh

* libghdl*.so is now part of GHDL

* move python sources to python/libghdl and python/pnodes
* rename src/vhdl/python to src/vhdl/libghdl
* add generation of tarball for libghdl-py to the makefile
* deprecate --enable-python and --disable-python
* add configuration option --disable-libghdl

* feat(python/libghdl): add support for LIBGHDL_PREFIX (#844)

* fix(travis): disable libghdl on mac

* feat(python/libghdl): add support for GHDL_BIN_PATH and VUNIT_GHDL_PATH

1 files changed, 0 insertions, 33 deletions

diff --git a/src/vhdl/python/libghdl.ads b/src/vhdl/python/libghdl.ads
deleted file mode 100644
index dbc6b260e..000000000
--- a/src/vhdl/python/libghdl.ads
+++ /dev/null
@@ -1,33 +0,0 @@
---  Library interface for the analyzer.
---  Copyright (C) 2017 Tristan Gingold
---
---  GHDL is free software; you can redistribute it and/or modify it under
---  the terms of the GNU General Public License as published by the Free
---  Software Foundation; either version 2, or (at your option) any later
---  version.
---
---  GHDL is distributed in the hope that it will be useful, but WITHOUT ANY
---  WARRANTY; without even the implied warranty of MERCHANTABILITY or
---  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
---  for more details.
---
---  You should have received a copy of the GNU General Public License
---  along with GHDL; see the file COPYING.  If not, write to the Free
---  Software Foundation, 59 Temple Place - Suite 330, Boston, MA
---  02111-1307, USA.
-
-with Types; use Types;
-with Vhdl.Nodes; use Vhdl.Nodes;
-
-package Libghdl is
-   --  To be called before Analyze_Init to set command line options.
-   --  This decodes a driver option (so handle all analyzer options, and
-   --  --ieee). Return 0 for success.
-   function Set_Option (Opt : Thin_String_Ptr; Len : Natural) return Integer;
-
-   --  To be called before Analyze_File to initialize analysis.
-   procedure Analyze_Init;
-
-   --  Analyze one file.
-   function Analyze_File (File : Thin_String_Ptr; Len : Natural) return Iir;
-end Libghdl;