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prefix pcb_ordc
by_score
top_code
/*
* COPYRIGHT
*
* pcb-rnd, interactive printed circuit board design
*
* order plugin - constraint language lexer
* pcb-rnd Copyright (C) 2022 Tibor 'Igor2' Palinkas
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Contact:
* Project page: http://repo.hu/projects/pcb-rnd
* lead developer: http://repo.hu/projects/pcb-rnd/contact.html
* mailing list: pcb-rnd (at) list.repo.hu (send "subscribe")
*/
#include <stdlib.h>
#include <string.h>
#include <librnd/core/compat_misc.h>
#include "../src_plugins/order/const_gram.h"
#define lval ((pcb_ordc_STYPE *)(user_ctx))
rule integer
regex [-]?[0-9]+
code
lval->un.i = atoi(ULX_BUF);
return T_CINT;
rule real
regex [-]?[0-9]*[.][0-9Ee+-]*
code
lval->un.d = strtod(ULX_BUF, NULL);
return T_CFLOAT;
rule id
regex [a-zA-Z][a-zA-Z0-9_-]*
code
lval->un.s = rnd_strdup(ULX_BUF);
return T_ID;
rule quoted string
regex "\([^"]*\)"
code
lval->un.s = rnd_strndup(ULX_TAGP(1), ULX_TAGL(1));
return T_QSTR;
rule chars
regex [(){}$,*/+%;-]
code
return *ULX_BUF;
rule blank
regex [ \t\n\r]+
code
ULX_IGNORE;
rulestring == return T_EQ;
rulestring != return T_NEQ;
rulestring >= return T_GE;
rulestring <= return T_LE;
rulestring > return T_GT;
rulestring < return T_LT;
rulestring ! return T_NOT;
rulestring && return T_AND;
rulestring || return T_OR;
rulestring if return T_IF;
rulestring error return T_ERROR;
rulestring string return T_STRING;
rulestring int return T_INT;
rulestring float return T_FLOAT;
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