cmake: make building manpages an option

CMakeLists.txt

@@ -96,7 +96,7 @@ TARGET_LINK_LIBRARIES(${PROJECT_AWECLIENT_NAME}
     ${LIB_READLINE}
     ${LIB_NCURSES})
 
-IF(AWESOME_GENERATE_MAN)
+IF(GENERATE_MANPAGES)
     # Create luadoc file
     EXECUTE_PROCESS(COMMAND ${CAT_EXECUTABLE} ${AWE_SRCS}
                     COMMAND ${LUA_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/build-utils/gendoc.lua
@@ -125,8 +125,10 @@ ENDIF()
 INSTALL(TARGETS ${PROJECT_AWE_NAME} ${PROJECT_AWECLIENT_NAME} RUNTIME DESTINATION bin)
 INSTALL(FILES ${AWE_LUA_FILES} DESTINATION ${AWESOME_REL_LUA_LIB_PATH})
 INSTALL(FILES ${AWE_CONF_FILES} DESTINATION ${AWESOME_REL_CONF_PATH})
-INSTALL(FILES ${AWE_MAN1_NAME} DESTINATION ${AWESOME_MAN1_PATH})
-INSTALL(FILES ${AWE_MAN5_NAME} DESTINATION ${AWESOME_MAN5_PATH})
+IF(GENERATE_MANPAGES)
+    INSTALL(FILES ${AWE_MAN1_NAME} DESTINATION ${AWESOME_MAN1_PATH})
+    INSTALL(FILES ${AWE_MAN5_NAME} DESTINATION ${AWESOME_MAN5_PATH})
+ENDIF()
 INSTALL(DIRECTORY ${AWE_ICON_DIR} DESTINATION ${AWESOME_REL_ICON_PATH})
 
 # vim: filetype=cmake:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80

awesomeConfig.cmake

@@ -12,6 +12,7 @@ SET(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS  TRUE)
 
 OPTION(WITH_DBUS "build with D-BUS" ON)
 OPTION(WITH_IMLIB2 "build with Imlib2" ON)
+OPTION(GENERATE_MANPAGES "generate manpages" ON)
 
 ADD_DEFINITIONS(-std=gnu99 -ggdb3 -fno-strict-aliasing -Wall -Wextra
     -Wchar-subscripts -Wundef -Wshadow -Wcast-align -Wwrite-strings
@@ -19,7 +20,7 @@ ADD_DEFINITIONS(-std=gnu99 -ggdb3 -fno-strict-aliasing -Wall -Wextra
     -Wpointer-arith -Wredundant-decls -Wformat-nonliteral
     -Wno-format-zero-length -Wmissing-format-attribute)
 
-# {{{ external utilities
+# {{{ Find external utilities
 FIND_PROGRAM(CAT_EXECUTABLE cat)
 FIND_PROGRAM(GIT_EXECUTABLE git)
 FIND_PROGRAM(LUA_EXECUTABLE lua)
@@ -33,6 +34,25 @@ INCLUDE(FindDoxygen)
 INCLUDE(FindPkgConfig)
 # }}}
 
+# {{{ Check if manpages can be build
+IF(GENERATE_MANPAGES)
+    IF(NOT ASCIIDOC_EXECUTABLE OR NOT XMLTO_EXECUTABLE OR NOT GZIP_EXECUTABLE)
+        IF(NOT ASCIIDOC_EXECUTABLE)
+            SET(missing "asciidoc")
+        ENDIF()
+        IF(NOT XMLTO_EXECUTABLE)
+            SET(missing ${missing} " xmlto")
+        ENDIF()
+        IF(NOT GZIP_EXECUTABLE)
+            SET(missing ${missing} " gzip")
+        ENDIF()
+
+        MESSAGE(STATUS "Not generating manpages. Missing: " ${missing})
+        SET(GENERATE_MANPAGES OFF)
+    ENDIF()
+ENDIF()
+# }}}
+
 # If this is a git repository...
 IF(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.git/HEAD)
     # ...update version
@@ -124,9 +144,6 @@ IF(NOT LUA_LIB)
     MESSAGE(FATAL_ERROR "lua library not found")
 ENDIF()
 
-IF(ASCIIDOC_EXECUTABLE AND XMLTO_EXECUTABLE AND GZIP_EXECUTABLE)
-    SET(AWESOME_GENERATE_MAN TRUE)
-ENDIF()
 
 # Set awesome informations and path
 IF(DEFINED PREFIX)