AC_INIT(scsh-yp, 1.0)
AC_LANG(C)
AC_CONFIG_SRCDIR(configure.in)
AM_INIT_AUTOMAKE

define([PREPEND], [[$2]="$[$2] [$1]"])
define([CHECK_YP_FUN], [AC_SEARCH_LIBS($1, nsl, [], PREPEND($1, missing_yp_funs))])

AC_PROG_LIBTOOL
AC_PROG_CC

AC_ARG_WITH(scsh-includes, 
            AC_HELP_STRING([--with-scsh-includes=DIR],  
                           [scsh include files are in DIR [/usr/local/include]]),
	                   scsh_includes=$withval, 
		           scsh_includes=/usr/local/include)
AC_SUBST(scsh_includes)

missing_yp_funs=""

CHECK_YP_FUN(yp_get_default_domain)
CHECK_YP_FUN(yp_bind)
CHECK_YP_FUN(yp_unbind)
CHECK_YP_FUN(yperr_string)
CHECK_YP_FUN(ypprot_err)
CHECK_YP_FUN(yp_match)
CHECK_YP_FUN(yp_order)
CHECK_YP_FUN(yp_master)
CHECK_YP_FUN(yp_first)
CHECK_YP_FUN(yp_next)

if test "$missing_yp_funs" != ""; then
	AC_MSG_FAILURE([The following yp functions calls could not be found: $missing_yp_funs])
fi

schemedir='${prefix}'"/scheme"
libdir='${prefix}'"/lib"
libsysdir=${libdir}"/`scsh -lm ${srcdir}/scheme/configure.scm -o configure -c '(display (host))'`"

AC_SUBST(libdir)
AC_SUBST(libsysdir)
AC_SUBST(schemedir)
AC_SUBST(LIBS)
AC_SUBST(CC)
AC_OUTPUT([Makefile c/Makefile scheme/Makefile])