From bce17c5417824794ea90db7dd3b38a51fb9f1695 Mon Sep 17 00:00:00 2001
From: vsr <vsr@opencascade.com>
Date: Thu, 8 Oct 2020 11:21:10 +0300
Subject: [PATCH] Add option MED_INT_SIZE to know when medfile is built with
 med_int=long

---
 cmake/FindMEDFile.cmake | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/cmake/FindMEDFile.cmake b/cmake/FindMEDFile.cmake
index 2a483da..1e40c63 100644
--- a/cmake/FindMEDFile.cmake
+++ b/cmake/FindMEDFile.cmake
@@ -52,3 +52,25 @@ ENDIF(MEDFILE_F_LIBRARIES)
 
 INCLUDE(FindPackageHandleStandardArgs)
 FIND_PACKAGE_HANDLE_STANDARD_ARGS(MEDFile REQUIRED_VARS MEDFILE_INCLUDE_DIRS MEDFILE_LIBRARIES)
+
+IF(MEDFile_FOUND) 
+  # Check size of med_int
+  SET(_med_int_cxx ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/check_med_int_size.cxx)
+  FILE(WRITE ${_med_int_cxx}
+       "#include <med.h>\n#include <stdio.h>\nint main(){printf(\"%d\", sizeof(med_int)); return 0;}")
+  TRY_RUN(_med_int_run_result _med_int_compile_results
+          ${CMAKE_BINARY_DIR} ${_med_int_cxx}
+          CMAKE_FLAGS "-DINCLUDE_DIRECTORIES:STRING=${MEDFILE_INCLUDE_DIRS};${HDF5_INCLUDE_DIR}"
+          LINK_LIBRARIES ${MEDFILE_C_LIBRARIES}
+          RUN_OUTPUT_VARIABLE _med_int_output)
+  IF(_med_int_compile_results)
+    SET(MED_INT_SIZE ${_med_int_output})
+  ELSE()
+    SET(MED_INT_SIZE UNKNOWN)
+  ENDIF()
+  MESSAGE(STATUS "Size of med_int is ${MED_INT_SIZE}")
+  UNSET(_med_int_cxx)
+  UNSET(_med_int_run_result)
+  UNSET(_med_int_compile_results)
+  UNSET(_med_int_output)
+ENDIF()
-- 
2.39.2