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If `libintl` is a static library on macOS, we also need to explicitly link with `libiconv` and the `CoreFoundation` framework. Otherwise, our `HAVE_WORKING_LIBINTL` test erroneously fails. Closes #19127 Closes #19138
92 lines
2.7 KiB
CMake
92 lines
2.7 KiB
CMake
# - Try to find libintl
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# Once done, this will define
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#
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# LibIntl_FOUND - system has libintl
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# LibIntl_INCLUDE_DIRS - the libintl include directories
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# LibIntl_LIBRARIES - link these to use libintl
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include(CheckCSourceCompiles)
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include(CheckVariableExists)
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include(LibFindMacros)
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# Append custom gettext path to CMAKE_PREFIX_PATH
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# if installed via Mac Hombrew
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if (CMAKE_HOST_APPLE)
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find_program(HOMEBREW_PROG brew)
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if (EXISTS ${HOMEBREW_PROG})
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execute_process(COMMAND ${HOMEBREW_PROG} --prefix gettext
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OUTPUT_STRIP_TRAILING_WHITESPACE
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OUTPUT_VARIABLE HOMEBREW_GETTEXT_PREFIX)
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list(APPEND CMAKE_PREFIX_PATH "${HOMEBREW_GETTEXT_PREFIX}")
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endif()
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endif()
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find_path(LibIntl_INCLUDE_DIR
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NAMES libintl.h
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PATH_SUFFIXES gettext
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)
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find_library(LibIntl_LIBRARY
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NAMES intl libintl
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)
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if (LibIntl_INCLUDE_DIR)
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list(APPEND CMAKE_REQUIRED_INCLUDES "${LibIntl_INCLUDE_DIR}")
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endif()
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# On some systems (linux+glibc) libintl is passively available.
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# So only specify the library if one was found.
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if (LibIntl_LIBRARY)
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list(APPEND CMAKE_REQUIRED_LIBRARIES "${LibIntl_LIBRARY}")
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endif()
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if (MSVC)
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list(APPEND CMAKE_REQUIRED_LIBRARIES ${ICONV_LIBRARY})
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endif()
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# On macOS, if libintl is a static library then we also need
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# to link libiconv and CoreFoundation.
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get_filename_component(LibIntl_EXT "${LibIntl_LIBRARY}" EXT)
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if (APPLE AND (LibIntl_EXT STREQUAL ".a"))
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set(LibIntl_STATIC TRUE)
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find_library(CoreFoundation_FRAMEWORK CoreFoundation)
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list(APPEND CMAKE_REQUIRED_LIBRARIES "${ICONV_LIBRARY}" "${CoreFoundation_FRAMEWORK}")
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endif()
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check_c_source_compiles("
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#include <libintl.h>
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int main(int argc, char** argv) {
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gettext(\"foo\");
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ngettext(\"foo\", \"bar\", 1);
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bindtextdomain(\"foo\", \"bar\");
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bind_textdomain_codeset(\"foo\", \"bar\");
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textdomain(\"foo\");
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}" HAVE_WORKING_LIBINTL)
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if (MSVC)
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list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES ${ICONV_LIBRARY})
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endif()
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if (LibIntl_STATIC)
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list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES "${ICONV_LIBRARY}" "${CoreFoundation_FRAMEWORK}")
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endif()
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if (LibIntl_INCLUDE_DIR)
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list(REMOVE_ITEM CMAKE_REQUIRED_INCLUDES "${LibIntl_INCLUDE_DIR}")
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endif()
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if (LibIntl_LIBRARY)
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list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES "${LibIntl_LIBRARY}")
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endif()
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if (HAVE_WORKING_LIBINTL)
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# On some systems (linux+glibc) libintl is passively available.
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# If HAVE_WORKING_LIBINTL then we consider the requirement satisfied.
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# Unset REQUIRED so that libfind_process(LibIntl) can proceed.
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if(LibIntl_FIND_REQUIRED)
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unset(LibIntl_FIND_REQUIRED)
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endif()
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set(LibIntl_FIND_QUIETLY ON)
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check_variable_exists(_nl_msg_cat_cntr HAVE_NL_MSG_CAT_CNTR)
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endif()
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set(LibIntl_PROCESS_INCLUDES LibIntl_INCLUDE_DIR)
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set(LibIntl_PROCESS_LIBS LibIntl_LIBRARY)
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libfind_process(LibIntl)
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