From 8cdf8dec703d882b46ca50a769fabb95ffc48e2c Mon Sep 17 00:00:00 2001
From: manuel <manuel@mausz.at>
Date: Thu, 24 Nov 2016 21:27:41 +0100
Subject: sync with upstream

---
 project/cmake/modules/FindSWIG.cmake | 27 +++++++++++++++++++++------
 1 file changed, 21 insertions(+), 6 deletions(-)

(limited to 'project/cmake/modules/FindSWIG.cmake')

diff --git a/project/cmake/modules/FindSWIG.cmake b/project/cmake/modules/FindSWIG.cmake
index 84c7a51..523b49b 100644
--- a/project/cmake/modules/FindSWIG.cmake
+++ b/project/cmake/modules/FindSWIG.cmake
@@ -1,14 +1,29 @@
-if(NOT SWIG_EXECUTABLE)
-  find_program(SWIG_EXECUTABLE NAMES swig2.0 swig PATH_SUFFIXES swig)
-endif()
+#.rst:
+# FindSWIG
+# --------
+# Finds the SWIG executable
+#
+# This will will define the following variables::
+#
+# SWIG_FOUND - system has SWIG
+# SWIG_EXECUTABLE - the SWIG executable
+
+find_program(SWIG_EXECUTABLE NAMES swig3.0 swig2.0 swig
+                             PATH_SUFFIXES swig)
 if(SWIG_EXECUTABLE)
   execute_process(COMMAND ${SWIG_EXECUTABLE} -swiglib
     OUTPUT_VARIABLE SWIG_DIR
     ERROR_VARIABLE SWIG_swiglib_error
     RESULT_VARIABLE SWIG_swiglib_result)
+  execute_process(COMMAND ${SWIG_EXECUTABLE} -version
+    OUTPUT_VARIABLE SWIG_version_output
+    ERROR_VARIABLE SWIG_version_output
+    RESULT_VARIABLE SWIG_version_result)
+    string(REGEX REPLACE ".*SWIG Version[^0-9.]*\([0-9.]+\).*" "\\1"
+           SWIG_VERSION "${SWIG_version_output}")
 endif()
 
-
 include(FindPackageHandleStandardArgs)
-FIND_PACKAGE_HANDLE_STANDARD_ARGS(SWIG  REQUIRED_VARS SWIG_EXECUTABLE SWIG_DIR
-                                        VERSION_VAR SWIG_VERSION )
+find_package_handle_standard_args(SWIG
+                                  REQUIRED_VARS SWIG_EXECUTABLE SWIG_DIR
+                                  VERSION_VAR SWIG_VERSION)
-- 
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