[A] Added tests without wchar support

.travis.yml

@@ -110,6 +110,18 @@ script:
   - ./libfort_test_dev
   - ./libfort_test
 
+  # Test without WCHAR support
+  - cd ..
+  - rm -r build/*
+  - mkdir -p build
+  - cd build
+  - cmake .. -DFORT_ENABLE_WCHAR=OFF  
+  - cmake --build . --target all 
+  - ls
+  - ./libfort_example
+  - ./libfort_test_dev
+  - ./libfort_test
+
   # Test build without optimizations and with ubsan
   - |
     if [ "${CC}" = 'gcc-7' ]; then

CMakeLists.txt

@@ -7,6 +7,7 @@ include(${CMAKE_ROOT}/Modules/ExternalProject.cmake)
 # Built options
 option(FORT_CXX_BUILD "Compile with c++ compiler instead of c" OFF)
 option(FORT_ENABLE_ASTYLE "Enable astyle" OFF)
+option(FORT_ENABLE_WCHAR "Enable wchar support" ON)
 set(FORT_BUILD_TYPE "common" CACHE STRING "Build types(common, asan, ubsan, coveralls)")
 
 
@@ -26,7 +27,10 @@ set(CMAKE_VERBOSE_MAKEFILE ON)
 # ------------------------------------------------------------------------------
 # Add WChar support for the build
 # ------------------------------------------------------------------------------
-add_definitions(-DFT_CONGIG_HAVE_WCHAR)
+if(FORT_ENABLE_WCHAR)
+    add_definitions(-DFT_CONGIG_HAVE_WCHAR)
+endif(FORT_ENABLE_WCHAR)
+
 
 # ------------------------------------------------------------------------------
 # Includes