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# Try to find Gettext functionality
# Once done this will define
#
# GETTEXT_FOUND - system has Gettext
# GETTEXT_INCLUDE_DIR - Gettext include directory
# GETTEXT_LIBRARIES - Libraries needed to use Gettext
# TODO: This will enable translations only if Gettext functionality is
# present in libc. Must have more robust system for release, where Gettext
# functionality can also reside in standalone Gettext library, or the one
# embedded within kdelibs (cf. gettext.m4 from Gettext source).
IF (DEFINED CACHED_GETTEXT)
# in cache already
IF ("${CACHED_GETTEXT}" STREQUAL "YES")
SET(GETTEXT_FOUND TRUE)
ENDIF ("${CACHED_GETTEXT}" STREQUAL "YES")
ELSE (DEFINED CACHED_GETTEXT)
include(CheckIncludeFiles)
include(CheckLibraryExists)
include(CheckFunctionExists)
check_include_files(libintl.h HAVE_LIBINTL_H)
set(GETTEXT_INCLUDE_DIR)
set(GETTEXT_LIBRARIES)
if (HAVE_LIBINTL_H)
check_function_exists(dgettext LIBC_HAS_DGETTEXT)
if (LIBC_HAS_DGETTEXT)
set(GETTEXT_SOURCE "built in libc")
set(GETTEXT_FOUND TRUE)
else (LIBC_HAS_DGETTEXT)
FIND_LIBRARY(LIBINTL_LIBRARY NAMES intl libintl
PATHS
/usr/lib
/usr/local/lib
)
CHECK_LIBRARY_EXISTS(${LIBINTL_LIBRARY} "dgettext" "" LIBINTL_HAS_DGETTEXT)
if (LIBINTL_HAS_DGETTEXT)
set(GETTEXT_SOURCE "in ${LIBINTL_LIBRARY}")
set(GETTEXT_LIBRARIES ${LIBINTL_LIBRARY} CACHE FILEPATH "path to libintl library, used for gettext")
set(GETTEXT_FOUND TRUE)
endif (LIBINTL_HAS_DGETTEXT)
endif (LIBC_HAS_DGETTEXT)
endif (HAVE_LIBINTL_H)
if (GETTEXT_FOUND)
set(CACHED_GETTEXT "YES")
if (NOT Gettext_FIND_QUIETLY)
message(STATUS "Found Gettext: ${GETTEXT_SOURCE}")
endif (NOT Gettext_FIND_QUIETLY)
else (GETTEXT_FOUND)
if (Gettext_FIND_REQUIRED)
message(STATUS "Could NOT find Gettext")
else (Gettext_FIND_REQUIRED)
set(CACHED_GETTEXT "NO")
endif (Gettext_FIND_REQUIRED)
endif (GETTEXT_FOUND)
set(CACHED_GETTEXT ${CACHED_GETTEXT} CACHE INTERNAL "If gettext was checked")
MARK_AS_ADVANCED(GETTEXT_INCLUDE_DIR GETTEXT_LIBRARIES)
ENDIF(DEFINED CACHED_GETTEXT)
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