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# intlmacosx.m4 serial 8 (gettext-0.20.2)
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dnl Copyright (C) 2004-2014, 2016, 2019-2020 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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dnl
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dnl This file can be used in projects which are not available under
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dnl the GNU General Public License or the GNU Lesser General Public
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dnl License but which still want to provide support for the GNU gettext
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dnl functionality.
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dnl Please note that the actual code of the GNU gettext library is covered
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dnl by the GNU Lesser General Public License, and the rest of the GNU
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dnl gettext package is covered by the GNU General Public License.
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dnl They are *not* in the public domain.
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dnl Checks for special options needed on Mac OS X.
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dnl Defines INTL_MACOSX_LIBS.
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AC_DEFUN([gt_INTL_MACOSX],
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[
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dnl Check for API introduced in Mac OS X 10.4.
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AC_CACHE_CHECK([for CFPreferencesCopyAppValue],
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[gt_cv_func_CFPreferencesCopyAppValue],
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[gt_save_LIBS="$LIBS"
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LIBS="$LIBS -Wl,-framework -Wl,CoreFoundation"
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AC_LINK_IFELSE(
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[AC_LANG_PROGRAM(
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[[#include <CoreFoundation/CFPreferences.h>]],
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[[CFPreferencesCopyAppValue(NULL, NULL)]])],
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[gt_cv_func_CFPreferencesCopyAppValue=yes],
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[gt_cv_func_CFPreferencesCopyAppValue=no])
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LIBS="$gt_save_LIBS"])
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if test $gt_cv_func_CFPreferencesCopyAppValue = yes; then
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AC_DEFINE([HAVE_CFPREFERENCESCOPYAPPVALUE], [1],
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[Define to 1 if you have the Mac OS X function CFPreferencesCopyAppValue in the CoreFoundation framework.])
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fi
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dnl Don't check for the API introduced in Mac OS X 10.5, CFLocaleCopyCurrent,
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dnl because in macOS 10.13.4 it has the following behaviour:
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dnl When two or more languages are specified in the
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dnl "System Preferences > Language & Region > Preferred Languages" panel,
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dnl it returns en_CC where CC is the territory (even when English is not among
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dnl the preferred languages!). What we want instead is what
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dnl CFLocaleCopyCurrent returned in earlier macOS releases and what
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dnl CFPreferencesCopyAppValue still returns, namely ll_CC where ll is the
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dnl first among the preferred languages and CC is the territory.
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AC_CACHE_CHECK([for CFLocaleCopyPreferredLanguages], [gt_cv_func_CFLocaleCopyPreferredLanguages],
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[gt_save_LIBS="$LIBS"
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LIBS="$LIBS -Wl,-framework -Wl,CoreFoundation"
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AC_LINK_IFELSE(
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[AC_LANG_PROGRAM(
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[[#include <CoreFoundation/CFLocale.h>]],
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[[CFLocaleCopyPreferredLanguages();]])],
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[gt_cv_func_CFLocaleCopyPreferredLanguages=yes],
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[gt_cv_func_CFLocaleCopyPreferredLanguages=no])
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LIBS="$gt_save_LIBS"])
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if test $gt_cv_func_CFLocaleCopyPreferredLanguages = yes; then
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AC_DEFINE([HAVE_CFLOCALECOPYPREFERREDLANGUAGES], [1],
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[Define to 1 if you have the Mac OS X function CFLocaleCopyPreferredLanguages in the CoreFoundation framework.])
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fi
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INTL_MACOSX_LIBS=
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if test $gt_cv_func_CFPreferencesCopyAppValue = yes \
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|| test $gt_cv_func_CFLocaleCopyPreferredLanguages = yes; then
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INTL_MACOSX_LIBS="-Wl,-framework -Wl,CoreFoundation"
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fi
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AC_SUBST([INTL_MACOSX_LIBS])
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])
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