AC_INIT(c/ldap.c)
AM_INIT_AUTOMAKE(scsh-ldap, 0.1)
AM_CONFIG_HEADER(c/config.h)

AC_ENABLE_SHARED
AM_PROG_LIBTOOL

AC_PROG_CC
AC_STDC_HEADERS
AC_CHECK_HEADERS([sys/time.h errno.h])

dnl scsh includes (scheme48.h)

AC_ARG_WITH(scsh-includes, 
            AC_HELP_STRING([--with-scsh-includes=DIR],  
                           [scsh include files are in DIR [/usr/local/include]]),
	                   scsh_includes=$withval, 
		           scsh_includes=/usr/local/include)
AC_SUBST(scsh_includes)
dnl AC_SUBST(CFLAGS, "$CFLAGS -I${scsh_includes}")
dnl AC_CHECK_HEADER([scheme48.h], [], 
dnl 		AC_MSG_FAILURE("Could not find scheme48.h"))

AC_ARG_WITH(ffi-tools,
	    AC_HELP_STRING([--with-ffi-tools=DIR],
		 	   [where to find ffi-tools.c and ffi-tools.h [/usr/local/include]]),
			   ffi_tools_prefix=$withval,
			   ffi_tools_prefix=/usr/local/include)
AC_SUBST(ffi_tools_prefix)
AC_SUBST(CFLAGS, "$CFLAGS -I${ffi_tools_prefix}")

AC_PATH_PROG([SCSH], [scsh], [-not found-], [$PATH])
if test "$SCSH" = "-not found-"; then
  AC_MSG_FAILURE("No scsh binary in path")
fi
AC_SUBST(SCSH)

AC_ARG_WITH(ldap-prefix,
	    AC_HELP_STRING([--with-ldap-prefix=DIR],
			   [ldap lib and include has prefix DIR [/usr]]),
 	    [ldap_lib=$withval/lib ldap_include=$withval/include],
	    [ldap_lib=/usr/lib ldap_include=/usr/include])

AC_SUBST(LDFLAGS, "$LDFLAGS -L${ldap_lib}")
AC_SUBST(CFLAGS, "$CFLAGS -I${ldap_include}")
AC_SUBST(CPPFLAGS, "$CPPFLAGS -I${ldap_include}")

dnl Check for LDAP libraries and headers

AC_CHECK_HEADER([ldap.h], [], AC_MSG_FAILURE("Could not find ldap.h"))
AC_CHECK_HEADER([lber.h], [], AC_MSG_FAILURE("Could not find lber.h"))

AC_CHECK_LIB(ldap, ldap_init, [AC_SUBST(LIBS, "-lldap $LIBS")], 
	AC_MSG_FAILURE("Could not find ldap library"))
AC_CHECK_LIB(lber, ber_free, [AC_SUBST(LIBS, "-llber $LIBS")],
	AC_MSG_FAILURE("Could not find lber library"))
AC_SUBST(LIBS)

dnl Check for functions

AC_CHECK_FUNC([ldap_init], [],
	      AC_MSG_FAILURE("Could not find ldap_open()"))
AC_CHECK_FUNC([ldap_simple_bind_s], [], 
	      AC_MSG_FAILURE("Could not find ldap_simple_bind_s()"))
AC_CHECK_FUNC([ldap_sasl_bind_s], [], 
	      AC_MSG_FAILURE("Could not find ldap_sasl_bind_s()"))
AC_CHECK_FUNC([ldap_unbind_s], [], 
	      AC_MSG_FAILURE("Could not find ldap_unbind_s()"))
AC_CHECK_FUNC([ldap_err2string], [], 
	      AC_MSG_FAILURE("Could not find ldap_err2string()"))
AC_CHECK_FUNC([ldap_result2error], [], 
              AC_MSG_FAILURE("Could not find ldap_result2error()"))
AC_CHECK_FUNC([ldap_memfree], [], 
	      AC_MSG_FAILURE("Could not find ldap_memfree()"))
AC_CHECK_FUNC([ldap_msgfree], [], 
              AC_MSG_FAILURE("Could not find ldap_msgfree()"))
AC_CHECK_FUNC([ber_free], [], 
              AC_MSG_FAILURE("Could not find ber_free()"))
AC_CHECK_FUNC([ldap_search_s], [], 
              AC_MSG_FAILURE("Could not find ldap_search_s()"))
AC_CHECK_FUNC([ldap_search_st], [], 
              AC_MSG_FAILURE("Could not find ldap_search_st()"))
AC_CHECK_FUNC([ldap_compare_s], [], 
              AC_MSG_FAILURE("Could not find ldap_compare_s()"))
AC_CHECK_FUNC([ldap_count_entries], [], 
              AC_MSG_FAILURE("Could not find ldap_count_entries()"))
AC_CHECK_FUNC([ldap_first_entry], [], 
              AC_MSG_FAILURE("Could not find ldap_first_entry()"))
AC_CHECK_FUNC([ldap_next_entry], [], 
              AC_MSG_FAILURE("Could not find ldap_next_entry()"))
AC_CHECK_FUNC([ldap_first_message], [], 
              AC_MSG_FAILURE("Could not find ldap_first_message()"))
AC_CHECK_FUNC([ldap_next_message], [], 
              AC_MSG_FAILURE("Could not find ldap_next_message()"))
AC_CHECK_FUNC([ldap_count_messages], [], 
              AC_MSG_FAILURE("Could not find ldap_count_messages()"))
AC_CHECK_FUNC([ldap_first_reference], [], 
              AC_MSG_FAILURE("Could not find ldap_first_reference()"))
AC_CHECK_FUNC([ldap_next_reference], [], 
              AC_MSG_FAILURE("Could not find ldap_next_reference()"))
AC_CHECK_FUNC([ldap_count_references], [], 
              AC_MSG_FAILURE("Could not find ldap_count_references()"))
AC_CHECK_FUNC([ldap_first_attribute], [], 
              AC_MSG_FAILURE("Could not find ldap_first_attribute()"))
AC_CHECK_FUNC([ldap_next_attribute], [], 
              AC_MSG_FAILURE("Could not find ldap_next_attribute()"))
AC_CHECK_FUNC([ldap_msgtype], [], 
              AC_MSG_FAILURE("Could not find ldap_msgtype()"))
AC_CHECK_FUNC([ldap_msgid], [], 
              AC_MSG_FAILURE("Could not find ldap_msgid()"))
AC_CHECK_FUNC([ldap_get_dn], [], 
              AC_MSG_FAILURE("Could not find ldap_get_dn()"))
AC_CHECK_FUNC([ldap_explode_dn], [], 
              AC_MSG_FAILURE("Could not find ldap_explode_dn()"))
AC_CHECK_FUNC([ldap_explode_rdn], [], 
              AC_MSG_FAILURE("Could not find ldap_explode_rdn()"))
AC_CHECK_FUNC([ldap_dn2ufn], [], 
              AC_MSG_FAILURE("Could not find ldap_dn2ufn()"))
AC_CHECK_FUNC([ldap_get_values], [], 
              AC_MSG_FAILURE("Could not find ldap_get_values()"))
AC_CHECK_FUNC([ldap_modify_s], [], 
              AC_MSG_FAILURE("Could not find ldap_modify_s()"))
AC_CHECK_FUNC([ldap_add_s], [], 
              AC_MSG_FAILURE("Could not find ldap_add_s()"))
AC_CHECK_FUNC([ldap_delete_s], [], 
              AC_MSG_FAILURE("Could not find ldap_delete_s()"))
AC_CHECK_FUNC([ldap_abandon], [], 
              AC_MSG_FAILURE("Could not find ldap_abandon()"))
AC_CHECK_FUNC([ldap_get_option], [], 
              AC_MSG_FAILURE("Could not find ldap_get_option()"))
AC_CHECK_FUNC([ldap_set_option], [], 
              AC_MSG_FAILURE("Could not find ldap_set_option()"))

schemedir='${prefix}'"/scheme"
libdir='${prefix}'"/lib"
libsysdir='${prefix}'

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