minetest/cmake/Modules/FindGettextLib.cmake

52 lines
1.8 KiB
CMake

# This module find everything related to Gettext:
# * development tools (msgfmt)
# * libintl for runtime usage
find_program(GETTEXT_MSGFMT
NAMES msgfmt
DOC "Path to Gettext msgfmt")
if(GETTEXT_INCLUDE_DIR AND GETTEXT_LIBRARY)
# This is only really used on Windows
find_path(GETTEXT_INCLUDE_DIR NAMES libintl.h)
find_library(GETTEXT_LIBRARY NAMES intl)
set(GETTEXT_REQUIRED_VARS GETTEXT_INCLUDE_DIR GETTEXT_LIBRARY GETTEXT_MSGFMT)
else()
find_package(Intl)
set(GETTEXT_INCLUDE_DIR ${Intl_INCLUDE_DIRS})
set(GETTEXT_LIBRARY ${Intl_LIBRARIES})
# Because intl may be part of the libc it's valid for the two variables to
# be empty, therefore we can't just put them into GETTEXT_REQUIRED_VARS.
if(Intl_FOUND)
set(GETTEXT_REQUIRED_VARS GETTEXT_MSGFMT)
else()
set(GETTEXT_REQUIRED_VARS _LIBINTL_WAS_NOT_FOUND)
endif()
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(GettextLib DEFAULT_MSG ${GETTEXT_REQUIRED_VARS})
if(GETTEXTLIB_FOUND)
# Set up paths for building
set(GETTEXT_PO_PATH ${CMAKE_SOURCE_DIR}/po)
# If the executable is expected to be ran from <source dir>/bin/, also
# generate the locale in <source dir>/locale/.
if(RUN_IN_PLACE AND NOT CMAKE_CROSSCOMPILING)
set(GETTEXT_MO_BUILD_PATH ${CMAKE_SOURCE_DIR}/locale/<locale>/LC_MESSAGES)
else()
set(GETTEXT_MO_BUILD_PATH ${CMAKE_BINARY_DIR}/locale/<locale>/LC_MESSAGES)
endif()
set(GETTEXT_MO_DEST_PATH ${LOCALEDIR}/<locale>/LC_MESSAGES)
file(GLOB GETTEXT_AVAILABLE_LOCALES RELATIVE ${GETTEXT_PO_PATH} "${GETTEXT_PO_PATH}/*")
list(REMOVE_ITEM GETTEXT_AVAILABLE_LOCALES minetest.pot)
list(REMOVE_ITEM GETTEXT_AVAILABLE_LOCALES timestamp)
macro(SET_MO_PATHS _buildvar _destvar _locale)
string(REPLACE "<locale>" ${_locale} ${_buildvar} ${GETTEXT_MO_BUILD_PATH})
string(REPLACE "<locale>" ${_locale} ${_destvar} ${GETTEXT_MO_DEST_PATH})
endmacro()
endif()