From f4fb1a4f91ead40d04cfed4a570e25821a1e37ef Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Fri, 28 Dec 2007 11:50:29 -0500
Subject: [PATCH] ENH: Add tests of Fortran module dependencies across
 directories and on external modules.  Tests based on cases provided by Maik
 in issue #5809.

---
 Tests/Fortran/CMakeLists.txt            | 29 +++++++++++++++++++++++++
 Tests/Fortran/Executable/CMakeLists.txt |  8 +++++++
 Tests/Fortran/Executable/main.f90       |  6 +++++
 Tests/Fortran/External/CMakeLists.txt   |  4 ++++
 Tests/Fortran/External/a.f90            |  7 ++++++
 5 files changed, 54 insertions(+)
 create mode 100644 Tests/Fortran/Executable/CMakeLists.txt
 create mode 100644 Tests/Fortran/Executable/main.f90
 create mode 100644 Tests/Fortran/External/CMakeLists.txt
 create mode 100644 Tests/Fortran/External/a.f90

diff --git a/Tests/Fortran/CMakeLists.txt b/Tests/Fortran/CMakeLists.txt
index a8b861cc9..fc22a01a1 100644
--- a/Tests/Fortran/CMakeLists.txt
+++ b/Tests/Fortran/CMakeLists.txt
@@ -22,5 +22,34 @@ IF(CMAKE_Fortran_COMPILER_SUPPORTS_F90)
     in_interface/main.f90
     in_interface/module.f90)
 
+  # Build the external project separately using a custom target.
+  # Make sure it uses the same build configuration as this test.
+  IF(CMAKE_CONFIGURATION_TYPES)
+    SET(External_CONFIG_TYPE -C "${CMAKE_CFG_INTDIR}")
+  ELSE(CMAKE_CONFIGURATION_TYPES)
+    SET(External_CONFIG_TYPE)
+  ENDIF(CMAKE_CONFIGURATION_TYPES)
+  ADD_CUSTOM_COMMAND(
+    OUTPUT ${testf_BINARY_DIR}/ExternalProject
+    COMMAND ${CMAKE_CTEST_COMMAND}
+    ARGS ${External_CONFIG_TYPE}
+         --build-and-test
+         ${testf_SOURCE_DIR}/External
+         ${testf_BINARY_DIR}/External
+         --build-noclean
+         --build-two-config
+         --build-project ExtFort
+         --build-generator ${CMAKE_GENERATOR}
+         --build-makeprogram ${CMAKE_MAKE_PROGRAM}
+         --build-options -DCMAKE_Fortran_COMPILER:STRING=${CMAKE_Fortran_COMPILER}
+                         -DCMAKE_Fortran_FLAGS:STRING=${CMAKE_Fortran_FLAGS}
+                         -DCMAKE_Fortran_FLAGS_DEBUG:STRING=${CMAKE_Fortran_FLAGS_DEBUG}
+                         -DCMAKE_Fortran_FLAGS_RELEASE:STRING=${CMAKE_Fortran_FLAGS_RELEASE}
+                         -DCMAKE_Fortran_FLAGS_MINSIZEREL:STRING=${CMAKE_Fortran_FLAGS_MINSIZEREL}
+                         -DCMAKE_Fortran_FLAGS_RELWITHDEBINFO:STRING=${CMAKE_Fortran_FLAGS_RELWITHDEBINFO}
+         )
+  ADD_CUSTOM_TARGET(ExternalTarget ALL DEPENDS ${testf_BINARY_DIR}/ExternalProject)
+
   ADD_SUBDIRECTORY(Library)
+  ADD_SUBDIRECTORY(Executable)
 ENDIF(CMAKE_Fortran_COMPILER_SUPPORTS_F90)
diff --git a/Tests/Fortran/Executable/CMakeLists.txt b/Tests/Fortran/Executable/CMakeLists.txt
new file mode 100644
index 000000000..7596ff1fc
--- /dev/null
+++ b/Tests/Fortran/Executable/CMakeLists.txt
@@ -0,0 +1,8 @@
+include_directories(${testf_BINARY_DIR}/Library)
+include_directories(${testf_BINARY_DIR}/External)
+link_directories(${testf_BINARY_DIR}/External)
+
+add_executable(subdir_exe2 main.f90)
+target_link_libraries(subdir_exe2 subdir_mods)
+add_dependencies(subdir_exe2 ExternalTarget)
+target_link_libraries(subdir_exe2 myext)
diff --git a/Tests/Fortran/Executable/main.f90 b/Tests/Fortran/Executable/main.f90
new file mode 100644
index 000000000..f21156cda
--- /dev/null
+++ b/Tests/Fortran/Executable/main.f90
@@ -0,0 +1,6 @@
+PROGRAM MAINF90
+  USE libraryModuleA
+  USE libraryModuleB
+  USE externalMod
+  CALL printExtModGreeting
+END PROGRAM MAINF90
diff --git a/Tests/Fortran/External/CMakeLists.txt b/Tests/Fortran/External/CMakeLists.txt
new file mode 100644
index 000000000..0eb1cfeed
--- /dev/null
+++ b/Tests/Fortran/External/CMakeLists.txt
@@ -0,0 +1,4 @@
+project(ExtFort Fortran)
+
+add_library(myext a.f90)
+
diff --git a/Tests/Fortran/External/a.f90 b/Tests/Fortran/External/a.f90
new file mode 100644
index 000000000..2be73c53c
--- /dev/null
+++ b/Tests/Fortran/External/a.f90
@@ -0,0 +1,7 @@
+MODULE externalMod
+!
+CONTAINS
+    SUBROUTINE printExtModGreeting
+        WRITE(*,*) "Greetings from Module externalMod"
+    END SUBROUTINE
+END MODULE