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Defer searching for libintl to CMake

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resolves #12800
This commit is contained in:
sfan5 2022-09-26 16:59:47 +02:00
parent af38bae57f
commit e8ee4cb40d
3 changed files with 26 additions and 50 deletions
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64
cmake/Modules/FindGettextLib.cmake
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@ -1,60 +1,36 @@
set(CUSTOM_GETTEXT_PATH "${PROJECT_SOURCE_DIR}/../../gettext"
CACHE FILEPATH "path to custom gettext")
find_path(GETTEXT_INCLUDE_DIR
NAMES libintl.h
PATHS "${CUSTOM_GETTEXT_PATH}/include"
DOC "GetText include directory")
# This module find everything related to Gettext:
# * development tools (msgfmt)
# * libintl for runtime usage
find_program(GETTEXT_MSGFMT
NAMES msgfmt
PATHS "${CUSTOM_GETTEXT_PATH}/bin"
DOC "Path to msgfmt")
DOC "Path to Gettext msgfmt")
set(GETTEXT_REQUIRED_VARS GETTEXT_INCLUDE_DIR GETTEXT_MSGFMT)
if(GETTEXT_INCLUDE_DIR AND GETTEXT_LIBRARY)
# This is only really used on Windows
find_path(GETTEXT_INCLUDE_DIR NAMES libintl.h)
find_library(GETTEXT_LIBRARY NAMES intl)
if(APPLE)
find_library(GETTEXT_LIBRARY
NAMES libintl.a
PATHS "${CUSTOM_GETTEXT_PATH}/lib"
DOC "GetText library")
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})
find_library(ICONV_LIBRARY
NAMES libiconv.dylib
PATHS "/usr/lib"
DOC "IConv library")
set(GETTEXT_REQUIRED_VARS ${GETTEXT_REQUIRED_VARS} GETTEXT_LIBRARY ICONV_LIBRARY)
endif(APPLE)
# Modern Linux, as well as OSX, does not require special linking because
# GetText is part of glibc.
# TODO: check the requirements on other BSDs and older Linux
if(WIN32)
if(MSVC)
set(GETTEXT_LIB_NAMES
libintl.lib intl.lib libintl3.lib intl3.lib)
# 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_LIB_NAMES
libintl.dll.a intl.dll.a libintl3.dll.a intl3.dll.a)
set(GETTEXT_REQUIRED_VARS _LIBINTL_WAS_NOT_FOUND)
endif()
find_library(GETTEXT_LIBRARY
NAMES ${GETTEXT_LIB_NAMES}
PATHS "${CUSTOM_GETTEXT_PATH}/lib"
DOC "GetText library")
endif(WIN32)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(GettextLib DEFAULT_MSG ${GETTEXT_REQUIRED_VARS})
if(GETTEXTLIB_FOUND)
# BSD variants require special linkage as they don't use glibc
if(${CMAKE_SYSTEM_NAME} MATCHES "BSD|DragonFly")
set(GETTEXT_LIBRARY "intl")
endif()
# Set up paths for building
set(GETTEXT_PO_PATH ${CMAKE_SOURCE_DIR}/po)
set(GETTEXT_MO_BUILD_PATH ${CMAKE_BINARY_DIR}/locale/<locale>/LC_MESSAGES)
set(GETTEXT_MO_DEST_PATH ${LOCALEDIR}/<locale>/LC_MESSAGES)