configure.in

#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ([2.64])
AC_INIT(krake, 0.2.1, paulyang.inf@gmail.com, krake, http://sourceforge.net/projects/krake)
AC_CONFIG_SRCDIR([config.h.in])
AC_CONFIG_HEADERS([config.h])
AM_INIT_AUTOMAKE(krake, 0.2.1)

# Checks for programs.
AC_PROG_CC

AC_ARG_ENABLE(debug, [  --enable-debug          enable debugging options],
			[ if test -n "$GCC"; then
				CFLAGS="-g -O0 -Wall"
			fi 
			CPPFLAGS="${CPPFLAGS} -DKRK_DEBUG" ],)
# for libevent
AC_ARG_WITH(libevent_includes,
			[  --with-libevent-includes=DIR    libevent include directory],
			[with_libevent_includes="$withval"],
			[with_libevent_includes=no])

AC_ARG_WITH(libevent_libraries,
			[  --with-libevent-libraries=DIR  libevent library directory],
			[with_libevent_libraries="$withval"],
			[with_libevent_libraries=no])
# for openssl lib
AC_ARG_WITH(libssl_includes,
			[  --with-libssl-includes=DIR    openssl include directory],
			[with_libssl_includes="$withval"],
			[with_libssl_includes=no])

AC_ARG_WITH(libssl_libraries,
			[  --with-libssl-libraries=DIR   openssl library directory],
			[with_libssl_libraries="$withval"],
			[with_libssl_libraries=no])

# for xml2 lib
AC_ARG_WITH(libxml2_includes,
			[  --with-libxml2-includes=DIR    libxml2 include directory],
			[with_libxml2_includes="$withval"],
			[with_libxml2_includes=no])

AC_ARG_WITH(libxml2_libraries,
			[  --with-libxml2-libraries=DIR   libxml2 library directory],
			[with_libxml2_libraries="$withval"],
			[with_libxml2_libraries=no])

CPPFLAGS="${CPPFLAGS} -I/usr/local/include -I/usr/local/include/libxml2 -I/usr/include/libxml2"

if test "$with_libevent_includes" != "no"; then
	CPPFLAGS="${CPPFLAGS} -I${with_libevent_includes}"
fi

if test "$with_libssl_includes" != "no"; then
	CPPFLAGS="${CPPFLAGS} -I${with_libssl_includes}"
fi

if test "$with_libxml2_includes" != "no"; then
	CPPFLAGS="${CPPFLAGS} -I${with_libxml2_includes}"
fi

LIBS="${LIBS} -L/usr/local/lib -L/usr/local/lib/event2"

if test "$with_libevent_libraries" != "no"; then
	LIBS="${LIBS} -L${with_libevent_libraries}"
fi

if test "$with_libssl_libraries" != "no"; then
	LIBS="${LIBS} -L${with_libssl_libraries}"
fi

if test "$with_libxml2_libraries" != "no"; then
	LIBS="${LIBS} -L${with_libxml2_libraries}"
fi

# Checks for libraries.
LEVENT=""
AC_CHECK_LIB([event], [event_base_dispatch], , LEVENT="no")

if test "$LEVENT" = "no"; then
    echo
    echo "   ERROR!  libevent2 library not found, go get it from"
    echo "   http://monkey.org/~provos/libevent/"
    echo "   or use the --with-libevent-* options, if you have it installed"
    echo "   in unusual place"
    exit
fi

LSSL=""
AC_CHECK_LIB([crypto], [OPENSSL_config], , LSSL="no")
AC_CHECK_LIB([ssl], [SSL_library_init], , LSSL="no")
#AC_CHECK_LIB([ssl], [SSL_load_error_strings], , LSSL="no")
#AC_CHECK_LIB([crypto], [EVP_cleanup], , LSSL="no")

if test "$LSSL" = "no"; then
    echo
    echo "   ERROR!  openssl library not found, go get it from"
    echo "   http://www.openssl.org/source/"
    echo "   or use the --with-libssl-* options, if you have it installed"
    echo "   in unusual place"
    exit
fi

LXML2=""
AC_CHECK_LIB([xml2], [xmlDocGetRootElement], , LXML2="no")

if test "$LXML2" = "no"; then
    echo
    echo "   ERROR!  libxml2 library not found, go get it from"
    echo "   http://www.xmlsoft.org/downloads.html"
    echo "   or use the --with-libxml2-* options, if you have it installed"
    echo "   in unusual place"
    exit
fi

# Checks for header files.
LEVENT=""
AC_CHECK_HEADERS([event2/event.h], , LEVENT="no")

if test "$LEVENT" = "no"; then
    echo
    echo "   ERROR!  libevent2 headers not found, go get it from"
    echo "   http://monkey.org/~provos/libevent/"
    echo "   or use the --with-libevent-* options, if you have it installed"
    echo "   in unusual place"
    exit
fi

LSSL=""
AC_CHECK_HEADERS([openssl/ssl.h], , LSSL="no")
AC_CHECK_HEADERS([openssl/evp.h], , LSSL="no")
AC_CHECK_HEADERS([openssl/conf.h], , LSSL="no")
AC_CHECK_HEADERS([openssl/err.h], , LSSL="no")
AC_CHECK_HEADERS([openssl/engine.h], , LSSL="no")

if test "$LSSL" = "no"; then
    echo
    echo "   ERROR!  openssl headers not found, go get it from"
    echo "   http://www.openssl.org/source/"
    echo "   or use the --with-libssl-* options, if you have it installed"
    echo "   in unusual place"
    exit
fi

LXML2=""
AC_CHECK_HEADERS([libxml/xmlmemory.h], , LXML2="no")
AC_CHECK_HEADERS([libxml/parser.h], , LXML2="no")

if test "$LXML2" = "no"; then
    echo
    echo "   ERROR!  libxml2 headers not found, go get it from"
    echo "   http://www.xmlsoft.org/downloads.html"
    echo "   or use the --with-libxml2-* options, if you have it installed"
    echo "   in unusual place"
    exit
fi


# Checks for typedefs, structures, and compiler characteristics.

# Checks for library functions.

AC_CONFIG_FILES([Makefile
                 config/Makefile
                 src/Makefile
                 src/daemon/Makefile])
AC_OUTPUT(config_layout.h)