Uninstall support, pinched from OSG.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6db321af1cb68af5282d45a9dc196dc48ff71adf..974671c754e62d1aca7b7c75814456f9b25964d0 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -107,3 +107,14 @@ configure_file (
 install (FILES ${PROJECT_BINARY_DIR}/simgear/simgear_config.h  DESTINATION include/simgear/)
 add_subdirectory(simgear)
 
+#-----------------------------------------------------------------------------
+### uninstall target
+#-----------------------------------------------------------------------------
+CONFIGURE_FILE(
+  "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
+  "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
+  IMMEDIATE @ONLY)
+ADD_CUSTOM_TARGET(uninstall
+  "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")
+
+

diff --git a/CMakeModules/cmake_uninstall.cmake.in b/CMakeModules/cmake_uninstall.cmake.in
new file mode 100644 (file)
index 0000000..3b6a9d0
--- /dev/null
+++ b/CMakeModules/cmake_uninstall.cmake.in
@@ -0,0 +1,22 @@
+IF(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
+    MESSAGE(FATAL_ERROR "Cannot find install manifest: \"@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt\"")
+ENDIF()
+
+FILE(READ "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt" files)
+STRING(REGEX REPLACE "\n" ";" files "${files}")
+
+FOREACH(file ${files})
+    MESSAGE(STATUS "Uninstalling \"${file}\"")
+    IF(EXISTS "${file}")
+        EXEC_PROGRAM(
+            "@CMAKE_COMMAND@" ARGS "-E remove \"${file}\""
+            OUTPUT_VARIABLE rm_out
+            RETURN_VALUE rm_retval
+            )
+        IF(NOT "${rm_retval}" STREQUAL 0)
+            MESSAGE(FATAL_ERROR "Problem when removing \"${file}\"")
+        ENDIF()
+    ELSE()
+        MESSAGE(STATUS "File \"${file}\" does not exist.")
+    ENDIF()
+ENDFOREACH()