\# Filename: configure.in

AC_INIT(src/crosscomposer.cc)

VERSION="0.0.1"
AM_INIT_AUTOMAKE( crosscomposer, $VERSION )

dnl ======================
dnl Compile with debug options
dnl ======================
AC_ARG_WITH(debug,
	[  --with-debug            build with debug support (default=no)],
	[],
	[with_debug=no])
if test x$with_debug == xyes; then
    AC_MSG_WARN([*** Building with debug support!])
    AC_DEFINE_UNQUOTED(WITH_DEBUG, , [The project is configured to use debug output])
    CXXFLAGS="$CXXFLAGS -D_FORTIFY_SOURCE=2 -fstack-protector -Wall -Werror -g -O0"
fi

dnl ======================
dnl Init pkg-config
dnl ======================
PKG_PROG_PKG_CONFIG(0.23)

AC_PROG_CXX

#AC_PROG_LIBTOOL
#AM_PROG_LIBTOOL

AM_CONFIG_HEADER(config.h)
AC_STDC_HEADERS

dnl ======================
dnl Check for libao
dnl ======================
PKG_CHECK_MODULES(AO, ao >= 0.8.8)

dnl ======================
dnl Check for portaudio
dnl ======================
PKG_CHECK_MODULES(PA, portaudio-2.0 >= 19)

dnl ======================
dnl Check for getopt
dnl ======================
AC_HAVE_HEADERS(getopt.h)

dnl ======================
dnl Check for alsa library
dnl ======================
PKG_CHECK_MODULES(ALSA, alsa >= 1.0.23)

dnl ======================
dnl Check for eXpat library
dnl ======================
tmp_CXXFLAGS="$CXXFLAGS"
tmp_CPPFLAGS="$CPPFLAGS"
tmp_CFLAGS="$CFLAGS"
tmp_LDFLAGS="$LDFLAGS"
tmp_LIBS="$LIBS"
CXXFLAGS=""
CPPFLAGS=""
CFLAGS=""
LDFLAGS=""
LIBS=""
AC_CHECK_HEADER(expat.h, , AC_MSG_ERROR([*** eXpat header file not found!]))
AC_CHECK_LIB(expat, XML_ParserCreate, , AC_MSG_ERROR([*** eXpat library not found!]))
EXPAT_CFLAGS="$CXXFLAGS $CPPFLAGS $CFLAGS"
EXPAT_LIBS="$LDFLAGS $LIBS"
CXXFLAGS="$tmp_CXXFLAGS"
CPPFLAGS="$tmp_CPPFLAGS"
CFLAGS="$tmp_CFLAGS"
LDFLAGS="$tmp_LDFLAGS"
LIBS="$tmp_LIBS"
AC_SUBST(EXPAT_CFLAGS)
AC_SUBST(EXPAT_LIBS)

dnl ======================
dnl Check for the pthread library
dnl ======================
tmp_CXXFLAGS="$CXXFLAGS"
tmp_CPPFLAGS="$CPPFLAGS"
tmp_CFLAGS="$CFLAGS"
tmp_LDFLAGS="$LDFLAGS"
tmp_LIBS="$LIBS"
CXXFLAGS=""
CPPFLAGS=""
CFLAGS=""
LDFLAGS=""
LIBS=""
AC_CHECK_HEADER(pthread.h, , AC_MSG_ERROR([*** pthread header file not found!]))
AC_CHECK_LIB(pthread,  pthread_mutex_init, , AC_MSG_ERROR([*** pthread library not found!]))
PTHREAD_CFLAGS="$CXXFLAGS $CPPFLAGS $CFLAGS"
PTHREAD_LIBS="$LDFLAGS $LIBS"
CXXFLAGS="$tmp_CXXFLAGS"
CPPFLAGS="$tmp_CPPFLAGS"
CFLAGS="$tmp_CFLAGS"
LDFLAGS="$tmp_LDFLAGS"
LIBS="$tmp_LIBS"
AC_SUBST(PTHREAD_CFLAGS)
AC_SUBST(PTHREAD_LIBS)

AC_OUTPUT(
	Makefile
	src/Makefile)