cmake/Modules/FindGettextLib.cmake

   1 # This module find everything related to Gettext:
   2 # * development tools (msgfmt)
   3 # * libintl for runtime usage
   4
   5 find_program(GETTEXT_MSGFMT
   6         NAMES msgfmt
   7         DOC "Path to Gettext msgfmt")
   8
   9 if(GETTEXT_INCLUDE_DIR AND GETTEXT_LIBRARY)
  10         # This is only really used on Windows
  11         find_path(GETTEXT_INCLUDE_DIR NAMES libintl.h)
  12         find_library(GETTEXT_LIBRARY NAMES intl)
  13
  14         set(GETTEXT_REQUIRED_VARS GETTEXT_INCLUDE_DIR GETTEXT_LIBRARY GETTEXT_MSGFMT)
  15 else()
  16         find_package(Intl)
  17         set(GETTEXT_INCLUDE_DIR ${Intl_INCLUDE_DIRS})
  18         set(GETTEXT_LIBRARY ${Intl_LIBRARIES})
  19
  20         # Because intl may be part of the libc it's valid for the two variables to
  21         # be empty, therefore we can't just put them into GETTEXT_REQUIRED_VARS.
  22         if(Intl_FOUND)
  23                 set(GETTEXT_REQUIRED_VARS GETTEXT_MSGFMT)
  24         else()
  25                 set(GETTEXT_REQUIRED_VARS _LIBINTL_WAS_NOT_FOUND)
  26         endif()
  27 endif()
  28
  29 include(FindPackageHandleStandardArgs)
  30 find_package_handle_standard_args(GettextLib DEFAULT_MSG ${GETTEXT_REQUIRED_VARS})
  31
  32 if(GETTEXTLIB_FOUND)
  33         # Set up paths for building
  34         set(GETTEXT_PO_PATH ${CMAKE_SOURCE_DIR}/po)
  35         set(GETTEXT_MO_BUILD_PATH ${CMAKE_BINARY_DIR}/locale/<locale>/LC_MESSAGES)
  36         set(GETTEXT_MO_DEST_PATH ${LOCALEDIR}/<locale>/LC_MESSAGES)
  37         file(GLOB GETTEXT_AVAILABLE_LOCALES RELATIVE ${GETTEXT_PO_PATH} "${GETTEXT_PO_PATH}/*")
  38         list(REMOVE_ITEM GETTEXT_AVAILABLE_LOCALES minetest.pot)
  39         list(REMOVE_ITEM GETTEXT_AVAILABLE_LOCALES timestamp)
  40         macro(SET_MO_PATHS _buildvar _destvar _locale)
  41                 string(REPLACE "<locale>" ${_locale} ${_buildvar} ${GETTEXT_MO_BUILD_PATH})
  42                 string(REPLACE "<locale>" ${_locale} ${_destvar} ${GETTEXT_MO_DEST_PATH})
  43         endmacro()
  44 endif()
  45