From 94c0b483fbb422c283ffead6f4e82c4a1fd7a13e Mon Sep 17 00:00:00 2001
From: Michael Gehring <mg@ebfe.org>
Date: Sat, 21 Jun 2008 00:24:12 +0200
Subject: [PATCH] cmake: make generated headers a real target with dependecies

---
 CMakeLists.txt      | 25 +++++++++++++++++++++++++
 awesomeConfig.cmake |  9 ---------
 2 files changed, 25 insertions(+), 9 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 771471d40..27f941cd1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -95,6 +95,31 @@ TARGET_LINK_LIBRARIES(${PROJECT_AWECLIENT_NAME}
     ${LIB_READLINE}
     ${LIB_NCURSES})
 
+# {{{ Generated headers
+FILE(GLOB LAYOUTGEN_DEPS ${CMAKE_CURRENT_SOURCE_DIR}/layouts/*.h)
+ADD_CUSTOM_COMMAND(COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/build-utils/layoutgen.sh
+                   ARGS > layoutgen.h
+                   OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/layoutgen.h
+                   WORKING_DIRECTORY ${CURRENT_SOURCE_DIR}
+                   DEPENDS ${LAYOUTGEN_DEPS}
+                   COMMENT "Generating layoutgen.h."
+                   VERBATIM)
+
+ADD_CUSTOM_COMMAND(COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/build-utils/widgetgen.sh
+                   ARGS > widgetgen.h
+                   OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/widgetgen.h
+                   WORKING_DIRECTORY ${CURRENT_SOURCE_DIR}
+                   DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/widget.h
+                   COMMENT "Generating widgetgen.h."
+                   VERBATIM)
+
+ADD_CUSTOM_TARGET(generated_headers
+                  DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/widgetgen.h
+                          ${CMAKE_CURRENT_SOURCE_DIR}/layoutgen.h)
+
+ADD_DEPENDENCIES(${PROJECT_AWE_NAME} generated_headers)
+# }}}
+
 IF(GENERATE_MANPAGES)
     # Create luadoc file
     EXECUTE_PROCESS(COMMAND ${CAT_EXECUTABLE} ${AWE_SRCS}
diff --git a/awesomeConfig.cmake b/awesomeConfig.cmake
index 1c5305945..8f5682ede 100644
--- a/awesomeConfig.cmake
+++ b/awesomeConfig.cmake
@@ -197,15 +197,6 @@ FOREACH(file ${AWESOME_CONFIGURE_FILES})
 ENDFOREACH()
 #}}}
 
-# Execute some header generator
-EXECUTE_PROCESS(COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/build-utils/layoutgen.sh
-                OUTPUT_FILE ${CMAKE_CURRENT_SOURCE_DIR}/layoutgen.h
-                WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
-
-EXECUTE_PROCESS(COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/build-utils/widgetgen.sh
-                OUTPUT_FILE ${CMAKE_CURRENT_SOURCE_DIR}/widgetgen.h
-                WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
-
 # {{{ CPack configuration
 SET(CPACK_PACKAGE_NAME                 "${PROJECT_AWE_NAME}")
 SET(CPACK_GENERATOR                    "TBZ2")