# pkcs11-helper-1.m4 - Macros to locate and utilise pkcs11-helper.     -*- Autoconf -*-
#
# Copyright (c) 2005-2011 Alon Bar-Lev <alon.barlev@gmail.com>
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# PKCS11_HELPER_CHECK_FEATURES([features])
#
# Check whether features exists in pkcs11-helper.
#
# debug threading token data certificate locate slotevent openssl standalone engine_crypto
#
AC_DEFUN([PKCS11_HELPER_1_CHECK_FEATURES], [
	AC_REQUIRE([PKG_PROG_PKG_CONFIG])
	AC_ARG_VAR([PKCS11_HELPER_FEATURES], [pkcs11-helperer feartures overriding pkg-config])
	AC_MSG_CHECKING([pkcs11-helper features])
	_PKG_CONFIG([PKCS11_HELPER_FEATURES], [variable features], [libpkcs11-helper-1])
	for pkcs11h_feature in $1; do
		echo " ${pkg_cv_PKCS11_HELPER_FEATURES} " | grep " ${pkcs11h_feature} " > /dev/null 2>&1 || \
			AC_MSG_ERROR([pkcs11-helper ${pkcs11h_feature} feature must be enabled.])
	done
	AC_MSG_RESULT([ok])
])