Uniform behavior for 'make man' and 'make html'

[alexxy/gromacs.git] / share / CMakeLists.txt

diff --git a/share/CMakeLists.txt b/share/CMakeLists.txt
index ced936850209743222e7b0bd9cc498c4b13ebbbd..e1cfc80e37b44ab8a7aafefbf8c2131c279f08c6 100644 (file)
--- a/share/CMakeLists.txt
+++ b/share/CMakeLists.txt
@@ -32,6 +32,17 @@
 # To help us fund GROMACS development, we humbly ask that you cite
 # the research papers on the package. Check out http://www.gromacs.org.
 
+option(GMX_BUILD_HELP "Build man pages and HTML help automatically" OFF)
+mark_as_advanced(GMX_BUILD_HELP)
+if (GMX_BUILD_HELP AND SOURCE_IS_SOURCE_DISTRIBUTION AND
+    "${CMAKE_CURRENT_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_BINARY_DIR}")
+
+    message(FATAL_ERROR
+        "Rebuilding HTML and man pages it not supported for in-source "
+        "builds from a source distribution. "
+        "Set GMX_BUILD_HELP=OFF or do an out-of-source build to proceed.")
+endif()
+
 add_subdirectory(html)
 add_subdirectory(man)
 add_subdirectory(template)
@@ -43,12 +54,3 @@ install(DIRECTORY top
     DESTINATION ${DATA_INSTALL_DIR}/top
     COMPONENT data
     PATTERN "*~" EXCLUDE)
-
-install(DIRECTORY . DESTINATION ${DATA_INSTALL_DIR}
-  COMPONENT data
-  PATTERN "Makefile*" EXCLUDE
-  PATTERN "CMake*" EXCLUDE
-  PATTERN "cmake*" EXCLUDE
-  PATTERN "*~" EXCLUDE
-  PATTERN "template" EXCLUDE
-)