configure.ac

dnl Process this file with autoconf to produce a configure script.

AC_PREREQ(2.68)
AC_INIT([aes-min], [0.3.1]) #set project name and version

# Put autotools auxiliary files in subdirectories to reduce clutter:
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_MACRO_DIR([m4])

AC_PROG_CC

#AC_CANONICAL_SYSTEM

# Put configuration results here, so we can easily #include them:
AC_CONFIG_HEADERS([config.h])

# library version as current:revision:age
# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
AC_SUBST([LIB_SO_VERSION], [5:1:0])

# Enable "automake" to simplify creating makefiles:
AM_INIT_AUTOMAKE([foreign subdir-objects -Wall -Werror -Wno-portability])
AM_SILENT_RULES([yes])
AC_CONFIG_FILES([Makefile
		aes-min.pc])

#dnl this allows us specify individual linking flags for each target
AM_PROG_CC_C_O

dnl Initialize Libtool
LT_INIT

dnl Check if Libtool is present
dnl Libtool is used for building share libraries
AC_PROG_LIBTOOL

AC_ARG_ENABLE([sbox-small],
    AS_HELP_STRING([--enable-sbox-small], [Enable small S-box implementation]))

AS_IF([test "x$enable_sbox_small" = "xyes"], [
    AC_DEFINE([ENABLE_SBOX_SMALL], [1], [Enable small S-box implementation])
])
AM_CONDITIONAL([ENABLE_SBOX_SMALL], [test "x$enable_sbox_small" = "xyes"])

AC_OUTPUT