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dnl ax_check_framework.m4
dnl
dnl COPYRIGHT (c) 2008 John Reppy (http://cs.uchicago.edu/~jhr)
dnl All rights reserved.
dnl
dnl @synopsis AX_CHECK_FRAMEWORK(framework, [action-if-found], [action-if-not-found])
dnl
dnl This macro is similar to the AC_CHECK_LIB macro, except that it works
dnl for macOS frameworks. It checks to see if the given framework exists
dnl on the host system and if so prepends "-framework framework" to the FRAMEWORKS
dnl variable.
dnl
dnl @author John Reppy <http://cs.uchicago.edu/~jhr>
dnl
AC_DEFUN([AX_CHECK_FRAMEWORK],[
AC_REQUIRE([AC_CANONICAL_HOST])dnl
case x"$host_os" in
xdarwin*)
AS_VAR_PUSHDEF([ax_Check], [ax_cv_check_$1])
AC_CACHE_CHECK([for framework $1], [ax_Check],[
AC_LANG_PUSH([C])
ac_check_framework_save_LIBS=$LIBS
LIBS="-framework $1 $LIBS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])], [ax_Check="yes"], [ax_Check="no"])
AC_LANG_POP([C])dnl
])
if test x"$ax_Check" = "xyes" ; then
m4_ifvaln([$2],[$2],[:])dnl
else
m4_ifvaln([$3],[$3],[:])dnl
fi
LIBS=$ac_check_framework_save_LIBS
AS_VAR_POPDEF([ax_Check])dnl
;;
esac
])dnl
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