Add CMakeAddFortranSubdirectory to use MinGW gfortran in VS

This patch adds a new module that allows for easy integration of MinGW
gfortran and the Visual Studio compiler. It is done in a function called
cmake_add_fortran_subdirectory. The patch also includes a test for this
feature.

1 files changed, 39 insertions, 0 deletions

diff --git a/Tests/VSGNUFortran/CMakeLists.txt b/Tests/VSGNUFortran/CMakeLists.txt
new file mode 100644
index 0000000..2e527f9
--- /dev/null
+++ b/Tests/VSGNUFortran/CMakeLists.txt
@@ -0,0 +1,39 @@
+cmake_minimum_required(VERSION 2.8)
+project(VSGNUFortran)
+# force the executable to be put out of Debug/Release dir
+# because gmake build of fortran will not be in a config
+# directory, and for easier testing we want the exe and .dll
+# to be in the same directory.
+if(CMAKE_CONFIGURATION_TYPES)
+  foreach(config ${CMAKE_CONFIGURATION_TYPES})
+    string(TOUPPER "${config}" config)
+    set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_${config}
+      "${PROJECT_BINARY_DIR}/bin")
+    set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_${config}
+      "${PROJECT_BINARY_DIR}/bin")
+  endforeach()
+else()
+  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin)
+  set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin)
+endif()
+
+include(CMakeAddFortranSubdirectory)
+# add the fortran subdirectory as a fortran project
+# the subdir is fortran, the project is FortranHello
+cmake_add_fortran_subdirectory(fortran
+  PROJECT FortranHello  # project name in toplevel CMakeLists.txt
+  ARCHIVE_DIR ../bin # .lib location relative to root binary tree
+  RUNTIME_DIR ../bin # .dll location relative to root binary tree
+  LIBRARIES hello world # target libraries created
+  CMAKE_COMMAND_LINE -DEXECUTABLE_OUTPUT_PATH=../bin
+                     -DLIBRARY_OUTPUT_PATH=../bin
+  LINK_LIBRARIES  # link interface libraries
+   LINK_LIBS hello world  # hello needs world to link
+   )
+
+include_directories(${VSGNUFortran_BINARY_DIR}/fortran)
+add_subdirectory(c_code)
+# use a cmake script to run the executable so that PATH
+# can be set with the MinGW/bin in it, and the fortran
+# runtime libraries can be found.
+configure_file(runtest.cmake.in runtest.cmake @ONLY)