79 lines
2 KiB
Plaintext
79 lines
2 KiB
Plaintext
m4_divert(-1)m4_dnl
|
|
#
|
|
# BIRD -- Construction of per-instruction structures
|
|
#
|
|
# (c) 2018 Maria Matejka <mq@jmq.cz>
|
|
#
|
|
# Can be freely distributed and used under the terms of the GNU GPL.
|
|
#
|
|
#
|
|
# Diversions:
|
|
# 1 for prepared output
|
|
# 2 for function arguments
|
|
# 3 for function body
|
|
|
|
# Common aliases
|
|
m4_define(DNL, `m4_dnl')
|
|
|
|
m4_define(FNSTOP, `m4_divert(-1)')
|
|
m4_define(FNOUT, `m4_divert(1)')
|
|
m4_define(FNARG, `m4_divert(2)')
|
|
m4_define(FNBODY, `m4_divert(3)')
|
|
|
|
m4_define(INST_FLUSH, `m4_ifdef([[INST_NAME]], [[
|
|
FNOUT()DNL
|
|
struct f_inst *f_new_inst_]]INST_NAME()[[(enum f_instruction_code fi_code
|
|
m4_undivert(2)
|
|
) {
|
|
struct f_inst *what = cfg_allocz(sizeof(struct f_inst));
|
|
what->fi_code = fi_code;
|
|
what->lineno = ifs->lino;
|
|
m4_undivert(3)
|
|
return what;
|
|
}
|
|
FNSTOP()
|
|
]]DNL
|
|
)')
|
|
|
|
m4_define(INST, `INST_FLUSH()m4_define([[INST_NAME]], [[$1]])')
|
|
|
|
m4_define(WHAT, `what->i_[[]]INST_NAME()')
|
|
|
|
m4_define(FNMETAARG, `FNARG(), $1 $2
|
|
FNBODY() WHAT().$2 = $2;
|
|
FNSTOP()')
|
|
m4_define(ARG, `FNMETAARG(const struct f_inst *, f$1)')
|
|
m4_define(ARG_ANY, `FNMETAARG(const struct f_inst *, f$1)')
|
|
m4_define(LINE, `FNMETAARG(const struct f_inst *, f$1)')
|
|
m4_define(SYMBOL, `FNMETAARG(const struct symbol *, sym)')
|
|
m4_define(VALI, `FNMETAARG(struct f_val, vali)')
|
|
m4_define(VALP, `FNMETAARG(const struct f_val *, valp)')
|
|
m4_define(VAR, `FNARG(), const struct symbol * sym
|
|
FNBODY() WHAT().valp = (WHAT().sym = sym)->def;
|
|
FNSTOP()')
|
|
m4_define(FRET, `FNMETAARG(enum filter_return, fret)')
|
|
m4_define(ECS, `FNMETAARG(enum ec_subtype, ecs)')
|
|
m4_define(RTC, `FNMETAARG(const struct rtable_config *, rtc)')
|
|
m4_define(STATIC_ATTR, `FNMETAARG(struct f_static_attr, sa)')
|
|
m4_define(DYNAMIC_ATTR, `FNMETAARG(struct f_dynamic_attr, da)')
|
|
m4_define(COUNT, `FNMETAARG(uint, count)')
|
|
m4_define(TREE, `FNMETAARG(const struct f_tree *, tree)')
|
|
m4_define(STRING, `FNMETAARG(const char *, s)')
|
|
m4_define(NEW, `FNARG()$1
|
|
FNBODY()$2
|
|
FNSTOP()')
|
|
|
|
m4_m4wrap(`
|
|
INST_FLUSH()
|
|
m4_divert(0)
|
|
#include "nest/bird.h"
|
|
#include "conf/conf.h"
|
|
#include "filter/filter.h"
|
|
#include "filter/f-inst.h"
|
|
|
|
m4_undivert(1)
|
|
|
|
')
|
|
|
|
m4_changequote([[,]])
|