Add manpage for colobot

- Translate it with po4a
- Use POD-format as source, and pod2man for building

1 files changed, 47 insertions, 0 deletions

diff --git a/src/desktop/CMakeLists.txt b/src/desktop/CMakeLists.txt
index cc159a9..1e5058f 100644
--- a/src/desktop/CMakeLists.txt
+++ b/src/desktop/CMakeLists.txt
@@ -37,6 +37,40 @@ if(RSVG_CONVERT)
 	endforeach()
 endif()
 
+# Create manpage from pod-formatted file
+find_program(POD2MAN pod2man)
+if(POD2MAN)
+	set(COLOBOT_MANPAGE_SECTION 6)
+
+        macro(podman)
+		cmake_parse_arguments(PM "" "PODFILE;LOCALE;" "" ${ARGN})
+		if(PM_LOCALE)
+			# This copes with the fact that english has no "/LANG" in the paths and filenames.
+			set(SLASHLOCALE /${PM_LOCALE})
+		endif()
+		file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}${SLASHLOCALE})
+		add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}${SLASHLOCALE}/colobot.${COLOBOT_MANPAGE_SECTION}
+                   DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${PM_PODFILE}
+                   COMMAND ${POD2MAN} ARGS --section=${COLOBOT_MANPAGE_SECTION}
+                                      --center="Colobot" --stderr --utf8
+                                      ${CMAKE_CURRENT_SOURCE_DIR}/${PM_PODFILE}
+                                      ${CMAKE_CURRENT_BINARY_DIR}${SLASHLOCALE}/colobot.${COLOBOT_MANPAGE_SECTION}
+		   COMMENT "Create ${SLASHLOCALE}/colobot.${COLOBOT_MANPAGE_SECTION} manpage"
+                  )
+		add_custom_target(man${PM_LOCALE} DEPENDS ${CMAKE_CURRENT_BINARY_DIR}${SLASHLOCALE}/colobot.${COLOBOT_MANPAGE_SECTION})
+
+		install(
+			FILES ${CMAKE_CURRENT_BINARY_DIR}${SLASHLOCALE}/colobot.${COLOBOT_MANPAGE_SECTION}
+		        DESTINATION ${CMAKE_INSTALL_PREFIX}/share/man${SLASHLOCALE}/man${COLOBOT_MANPAGE_SECTION}/ )
+
+		add_dependencies(man man${PM_LOCALE})
+	endmacro()
+
+	# Create the english manpage
+	podman(PODFILE colobot.pod)
+
+endif()
+
 # Translate translatable material
 find_program(PO4A po4a)
 
@@ -46,4 +80,17 @@ if(PO4A)
 		WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
 	)
 	add_dependencies(desktopfile desktop_po4a)
+
+	if(POD2MAN)
+		add_custom_target(man_po4a
+			COMMAND ${PO4A} po4a.cfg
+			WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+		)
+		add_dependencies(man man_po4a)
+		file(GLOB LINGUAS_PO RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}/po/ ${CMAKE_CURRENT_SOURCE_DIR}/po/*.po)
+		string(REGEX REPLACE ".po$" "" LINGUAS ${LINGUAS_PO})
+		foreach(LOCALE ${LINGUAS})
+			podman(PODFILE lang/${LOCALE}/colobot.pod LOCALE ${LOCALE})
+		endforeach()
+	endif()
 endif()