dnl This file written by Devrim SERAL for imapproxy daemon
dnl
dnl Rewritten by Ken Murchison

AC_INIT()

dnl Checks for programs.
AC_PROG_MAKE_SET
AC_PROG_CC
AC_PROG_INSTALL

dnl Check for Host information
AC_CANONICAL_SYSTEM()


dnl Check for BSD sockets
AC_CHECK_FUNC(connect, ,
	AC_CHECK_LIB(nsl, gethostbyname, ,)
	AC_CHECK_LIB(socket, connect, ,
		AC_ERROR([Can't compile without BSD sockets!!!])
	)
)


dnl Check for pthreads
AC_CHECK_LIB(pthread, pthread_create, ,
	AC_CHECK_LIB(c_r, pthread_create, ,
		AC_ERROR([Can't compile without pthreads!!!])
	)
)

dnl Check for mmap
AC_CHECK_FUNC(mmap, , AC_ERROR([Can't compile without mmap!!!]))

dnl Set location of libwrap, the access control library
AC_ARG_WITH(libwrap, [  --with-libwrap=DIR     use libwrap rooted in DIR],
        with_libwrap=$withval, with_libwrap=yes)

if test -d $with_libwrap; then
        CPPFLAGS="${CPPFLAGS} -I${with_libwrap}/include"
        LDFLAGS="${LDFLAGS} -L${with_libwrap}/lib"
fi

dnl Check for crypto library
AC_CHECK_LIB(crypto, EVP_DigestInit, ,
	AC_ERROR([Can't compile without OpenSSL crypto library!!!])
)

dnl Check for curses
save_LIBS="$LIBS"
LIB_CURSES=""
AC_CHECK_LIB(curses, initscr, LIB_CURSES="-lcurses",
	AC_ERROR([Can't compile without curses!!!])
)
LIBS="$save_LIBS"
AC_SUBST(LIB_CURSES)


AC_CONFIG_HEADER(config.h)


dnl insert defines to Makefile 
AC_SUBST(DEFINES)


dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(unistd.h sys/mman.h sys/param.h)


dnl Check for typedefs
AC_CHECK_TYPEDEF(nfds_t, poll.h)


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


dnl Checks for library functions.
AC_PROG_GCC_TRADITIONAL
AC_TYPE_SIGNAL
AC_CHECK_FUNCS(socket poll)

AC_OUTPUT(Makefile  , echo timestamp > stamp-h)