[lldb] Fix relative imports and set the appropriate include dirs

After moving python.swig and lua.swig into their respective
subdirectories, the relative paths in these files were out of date. This
fixes that and ensures the appropriate include paths are set in the SWIG
invocation.

Differential revision: https://reviews.llvm.org/D85859

lldb/bindings/lua/CMakeLists.txt

@@ -5,6 +5,7 @@ add_custom_command(
   DEPENDS ${SWIG_HEADERS}
   COMMAND ${SWIG_EXECUTABLE}
       ${SWIG_COMMON_FLAGS}
+      -I${CMAKE_CURRENT_SOURCE_DIR}
       -lua
       -w503
       -outdir ${CMAKE_CURRENT_BINARY_DIR}

lldb/bindings/lua/lua.swig

@@ -9,13 +9,13 @@
 %module lldb
 
 %include <std_string.i>
-%include "./lua/lua-typemaps.swig"
-%include "./macros.swig"
-%include "./headers.swig"
+%include "lua-typemaps.swig"
+%include "macros.swig"
+%include "headers.swig"
 
 %{
 using namespace lldb_private;
 using namespace lldb;
 %}
 
-%include "./interfaces.swig"
+%include "interfaces.swig"

lldb/bindings/python/CMakeLists.txt

@@ -6,6 +6,7 @@ add_custom_command(
   DEPENDS ${SWIG_HEADERS}
   COMMAND ${SWIG_EXECUTABLE}
       ${SWIG_COMMON_FLAGS}
+      -I${CMAKE_CURRENT_SOURCE_DIR}
       -c++
       -shadow
       -python

lldb/bindings/python/python.swig

@@ -111,9 +111,9 @@ def lldb_iter(obj, getsize, getelem):
 %}
 
 %include <std_string.i>
-%include "./python/python-typemaps.swig"
-%include "./macros.swig"
-%include "./headers.swig"
+%include "python-typemaps.swig"
+%include "macros.swig"
+%include "headers.swig"
 
 %{
 #include "../source/Plugins/ScriptInterpreter/Python/PythonDataObjects.h"
@@ -123,9 +123,9 @@ using namespace lldb_private::python;
 using namespace lldb;
 %}
 
-%include "./interfaces.swig"
-%include "./python/python-extensions.swig"
-%include "./python/python-wrapper.swig"
+%include "interfaces.swig"
+%include "python-extensions.swig"
+%include "python-wrapper.swig"
 
 %pythoncode%{
 _initialize = True