Filters: First try (and first step) on simple method-like builtins

# Include directories

dirs := client conf doc filter lib nest test $(addprefix proto/,$(protocols)) @sysdep_dirs@

conf-y-targets := $(addprefix $(objdir)/conf/,cf-parse.y keywords.h commands.h)

conf-y-targets := $(addprefix $(objdir)/conf/,cf-parse.y keywords.h commands.h) $(objdir)/filter/methods.h

cf-local = $(conf-y-targets): $(s)config.Y

src-o-files = $(patsubst %.c,$(o)%.o,$(src))

#include "nest/route.h"

#include "nest/protocol.h"

#include "filter/filter.h"

#include "filter/methods.h"

#include "conf/conf.h"

#include "conf/cf-parse.tab.h"

#include "lib/string.h"

  struct f_inst *x;

  struct f_dynamic_attr fda;

  struct f_static_attr fsa;

  enum f_method efm;

  struct filter *f;

  struct f_tree *e;

  struct f_trie *trie;

m4_define(CF_ADDTO, `m4_define([[CF_rule_$1]],m4_ifdef([[CF_rule_$1]],CF_rule_$1 | ,[[m4_define([[CF_dyn_rules]],CF_dyn_rules[[CF_RULE($1)

]])]])$2)DNL')

# Simple filter object methods

m4_define(CF_OBJM, `m4_divert(2)CF_KEYWORDS($1)

m4_divert(3)f_object_method_simple: $1 { $$ = FM_$1; };')

# CLI commands

m4_define(CF_CLI, `m4_define([[CF_cmd]], cmd_[[]]m4_translit($1, [[ ]], _))DNL

m4_divert(2)CF_KEYWORDS(m4_translit($1, [[ ]], [[,]]))

tests_src := tree_test.c filter_test.c trie_test.c

tests_targets := $(tests_targets) $(tests-target-files)

tests_objs := $(tests_objs) $(src-o-files)

$(conf-y-targets): $(s)methods.Y

$(o)methods.h: | $(s)gen_methods.m4

$(objdir)/conf/cf-parse.tab.o: $(o)methods.h

$(addprefix $(o), methods.h): $(objdir)/.dir-stamp

$(call clean, methods.h)