Add a way to print the origins of used include directories.

4 files changed, 82 insertions, 0 deletions

diff --git a/Tests/RunCMake/include_directories/DebugIncludes-result.txt b/Tests/RunCMake/include_directories/DebugIncludes-result.txt
new file mode 100644
index 0000000..573541a
--- /dev/null
+++ b/Tests/RunCMake/include_directories/DebugIncludes-result.txt
@@ -0,0 +1 @@
+0
diff --git a/Tests/RunCMake/include_directories/DebugIncludes-stderr.txt b/Tests/RunCMake/include_directories/DebugIncludes-stderr.txt
new file mode 100644
index 0000000..948def1
--- /dev/null
+++ b/Tests/RunCMake/include_directories/DebugIncludes-stderr.txt
@@ -0,0 +1,42 @@
+CMake Warning at DebugIncludes.cmake:8 \(include_directories\):
+  Used includes:
+
+   \* .*/Tests/RunCMake/include_directories/one
+
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Warning at DebugIncludes.cmake:8 \(include_directories\):
+  Used includes:
+
+   \* .*/Tests/RunCMake/include_directories/two
+
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Warning at DebugIncludes.cmake:13 \(set_property\):
+  Used includes:
+
+   \* .*/Tests/RunCMake/include_directories/three
+
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Warning at DebugIncludes.cmake:18 \(include_directories\):
+  Used includes:
+
+   \* .*/Tests/RunCMake/include_directories/four
+
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Warning at DebugIncludes.cmake:25 \(set_property\):
+  Used includes:
+
+   \* .*/Tests/RunCMake/include_directories/five
+   \* .*/Tests/RunCMake/include_directories/six
+
+Call Stack \(most recent call first\):
+  DebugIncludes.cmake:35 \(some_macro\)
+  DebugIncludes.cmake:38 \(some_function\)
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/include_directories/DebugIncludes.cmake b/Tests/RunCMake/include_directories/DebugIncludes.cmake
new file mode 100644
index 0000000..51daf74
--- /dev/null
+++ b/Tests/RunCMake/include_directories/DebugIncludes.cmake
@@ -0,0 +1,38 @@
+
+project(DebugIncludes)
+
+set(CMAKE_DEBUG_TARGET_PROPERTIES INCLUDE_DIRECTORIES)
+
+file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/DebugIncludes.cpp" "enum { dummy };\n")
+
+include_directories(
+  "${CMAKE_CURRENT_SOURCE_DIR}/one"
+  "${CMAKE_CURRENT_SOURCE_DIR}/two"
+)
+
+set_property(DIRECTORY APPEND PROPERTY INCLUDE_DIRECTORIES
+                          "${CMAKE_CURRENT_SOURCE_DIR}/three")
+
+add_library(lll "${CMAKE_CURRENT_BINARY_DIR}/DebugIncludes.cpp")
+
+include_directories(
+  "${CMAKE_CURRENT_SOURCE_DIR}/two"
+  "${CMAKE_CURRENT_SOURCE_DIR}/three"
+  "${CMAKE_CURRENT_SOURCE_DIR}/four"
+)
+
+macro(some_macro)
+  set_property(TARGET lll APPEND PROPERTY
+      INCLUDE_DIRECTORIES "${CMAKE_CURRENT_SOURCE_DIR}/one"
+                          "${CMAKE_CURRENT_SOURCE_DIR}/three"
+                          "${CMAKE_CURRENT_SOURCE_DIR}/four"
+                          "${CMAKE_CURRENT_SOURCE_DIR}/five"
+                          "${CMAKE_CURRENT_SOURCE_DIR}/six"
+  )
+endmacro()
+
+function(some_function)
+  some_macro()
+endfunction()
+
+some_function()
diff --git a/Tests/RunCMake/include_directories/RunCMakeTest.cmake b/Tests/RunCMake/include_directories/RunCMakeTest.cmake
index aee3f79..de37252 100644
--- a/Tests/RunCMake/include_directories/RunCMakeTest.cmake
+++ b/Tests/RunCMake/include_directories/RunCMakeTest.cmake
@@ -1,3 +1,4 @@
 include(RunCMake)
 
 run_cmake(NotFoundContent)
+run_cmake(DebugIncludes)