AC_INIT(libgringotts, 1.2.1, mano@pluto.linux.it)

LIBGRG_NAME=$PACKAGE_NAME
LIBGRG_VERSION=$PACKAGE_VERSION

LIBGRG_FILE_VERSION=3

LIBGRG_INTERFACE=2
LIBGRG_RELEASE=7
LIBGRG_AGE=0

AM_INIT_AUTOMAKE($LIBGRG_NAME, $LIBGRG_VERSION)
AC_PROG_LIBTOOL

AC_CONFIG_SRCDIR(src/libgrg_crypt.c)
AM_CONFIG_HEADER(config.h)

AC_DEFINE_UNQUOTED(LIBGRG_NAME, "$LIBGRG_NAME", The library name)
AC_DEFINE_UNQUOTED(LIBGRG_VERSION, "$LIBGRG_VERSION", The library version)
AC_DEFINE_UNQUOTED(LIBGRG_FILE_VERSION, $LIBGRG_FILE_VERSION, The file format version)

AC_SUBST(LIBGRG_INTERFACE)
AC_SUBST(LIBGRG_RELEASE)
AC_SUBST(LIBGRG_AGE)

dnl Checks for programs.
AC_PROG_CC

AC_ARG_WITH(pkg-config-files,
AC_HELP_STRING([--with-pkg-config-files[=ARG]],[The directory to put the pkg-config .pc files into(default=LIBDIR/pkgconfig)]),
pcdir="$withval", pcdir=${libdir}/pkgconfig)
AC_SUBST(pcdir)

dnl Checks for libraries.

AC_PATH_XTRA

AC_CHECK_FILES(/dev/random)

AC_CHECK_LIB(z, compress2,
  [AC_CHECK_HEADER(zlib.h, LIBZ='-lz',
	[AC_MSG_ERROR(*** ERROR: ZLib header files not found ***)])],
      [AC_MSG_ERROR(*** ERROR: ZLib library not found ***)])
AC_SUBST(LIBZ)

AC_CHECK_LIB(bz2, BZ2_bzBuffToBuffCompress,
  [AC_CHECK_HEADER(bzlib.h, LIBBZ2='-lbz2',
	[AC_MSG_ERROR(*** ERROR: LibBZ2 header files not found ***)])],
      [AC_MSG_ERROR(*** ERROR: LibBZ2 library not found ***)])
AC_SUBST(LIBBZ2)

AC_MSG_CHECKING(for libmcrypt)
if libmcrypt-config --libs > /dev/null 2>&1
then
    AC_MSG_RESULT(yes)
    MCRYPT_CFLAGS=`libmcrypt-config --cflags`
    MCRYPT_LIBS=`libmcrypt-config --libs`
    AC_SUBST(MCRYPT_CFLAGS)
    AC_SUBST(MCRYPT_LIBS)
else
    AC_MSG_RESULT(no)
    AC_MSG_ERROR(*** ERROR: MCrypt library not found ***)
fi

dnl Test for mhash
AC_CHECK_LIB(mhash, mhash_keygen,
  [AC_CHECK_HEADER(mhash.h, MHASH='-lmhash',
	[AC_MSG_ERROR(*** ERROR: Mhash header files not found ***)])],
      [AC_MSG_ERROR(*** ERROR: Mhash library not found ***)])
AC_SUBST(MHASH)

dnl Checks for header files.
AC_HEADER_STAT
AC_HEADER_STDC

AC_CHECK_HEADERS(sys/types.h fcntl.h signal.h unistd.h utime.h)
AC_CHECK_FUNCS(fcntl fsync lstat stat umask utime memmove)
AC_TYPE_SIZE_T

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST

dnl Checks for library functions.

AC_CONFIG_FILES(Makefile)
AC_CONFIG_FILES(src/Makefile)
AC_CONFIG_FILES(docs/Makefile)
AC_CONFIG_FILES(libgringotts.spec)
AC_CONFIG_FILES(libgringotts.pc)
AC_OUTPUT