+dnl Checks for special options needed on MacOS X.
+dnl Defines INTL_MACOSX_LIBS.
+AC_DEFUN([gt_INTL_MACOSX],
+[
+ dnl Check for API introduced in MacOS X 10.2.
+ AC_CACHE_CHECK([for CFPreferencesCopyAppValue],
+ gt_cv_func_CFPreferencesCopyAppValue,
+ [gt_save_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS="$CPPFLAGS -I/System/Library/Frameworks/CoreFoundation.framework/Headers"
+ gt_save_LIBS="$LIBS"
+ LIBS="$LIBS -framework CoreFoundation"
+ AC_TRY_LINK([#include <CFPreferences.h>],
+ [CFPreferencesCopyAppValue(NULL, NULL)],
+ [gt_cv_func_CFPreferencesCopyAppValue=yes],
+ [gt_cv_func_CFPreferencesCopyAppValue=no])
+ CPPFLAGS="$gt_save_CPPFLAGS"
+ LIBS="$gt_save_LIBS"])
+ if test $gt_cv_func_CFPreferencesCopyAppValue = yes; then
+ AC_DEFINE([HAVE_CFPREFERENCESCOPYAPPVALUE], 1,
+ [Define to 1 if you have the MacOS X function CFPreferencesCopyAppValue in the CoreFoundation framework.])
+ fi
+ dnl Check for API introduced in MacOS X 10.3.
+ AC_CACHE_CHECK([for CFLocaleCopyCurrent], gt_cv_func_CFLocaleCopyCurrent,
+ [gt_save_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS="$CPPFLAGS -I/System/Library/Frameworks/CoreFoundation.framework/Headers"
+ gt_save_LIBS="$LIBS"
+ LIBS="$LIBS -framework CoreFoundation"
+ AC_TRY_LINK([#include <CFLocale.h>], [CFLocaleCopyCurrent();],
+ [gt_cv_func_CFLocaleCopyCurrent=yes],
+ [gt_cv_func_CFLocaleCopyCurrent=no])
+ CPPFLAGS="$gt_save_CPPFLAGS"
+ LIBS="$gt_save_LIBS"])
+ if test $gt_cv_func_CFLocaleCopyCurrent = yes; then
+ AC_DEFINE([HAVE_CFLOCALECOPYCURRENT], 1,
+ [Define to 1 if you have the MacOS X function CFLocaleCopyCurrent in the CoreFoundation framework.])
+ fi
+ INTL_MACOSX_LIBS=
+ if test $gt_cv_func_CFPreferencesCopyAppValue = yes || test $gt_cv_func_CFLocaleCopyCurrent = yes; then
+ INTL_MACOSX_LIBS="-Wl,-framework -Wl,CoreFoundation"
+ fi
+ AC_SUBST([INTL_MACOSX_LIBS])
+])
+
+
+dnl gt_CHECK_DECL(FUNC, INCLUDES)
+dnl Check whether a function is declared.
+AC_DEFUN([gt_CHECK_DECL],
+[
+ AC_CACHE_CHECK([whether $1 is declared], ac_cv_have_decl_$1,
+ [AC_TRY_COMPILE([$2], [
+#ifndef $1
+ char *p = (char *) $1;
+#endif
+], ac_cv_have_decl_$1=yes, ac_cv_have_decl_$1=no)])
+ if test $ac_cv_have_decl_$1 = yes; then
+ gt_value=1
+ else
+ gt_value=0
+ fi
+ AC_DEFINE_UNQUOTED([HAVE_DECL_]translit($1, [a-z], [A-Z]), [$gt_value],
+ [Define to 1 if you have the declaration of `$1', and to 0 if you don't.])
+])
+
+