src/scan-action.l

/* Scan User Actions.                                       -*- C -*-
   Copyright (C) 2002  Free Software Foundation, Inc.

   This file is part of Bison, the GNU Compiler Compiler.

   Bison 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, or (at your option)
   any later version.

   Bison 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 Bison; see the file COPYING.  If not, write to the Free
   Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
   02111-1307, USA.  */

%option nodefault noyywrap nounput
%option prefix="action_" outfile="lex.yy.c"

%{
#include "system.h"
#include "files.h"
int skel_lex PARAMS ((void));
static int yylineno = 1;
%}

%x DOLLAR

ID   [a-zA-Z]+
NUM  -?[0-9]+

%%
$(-?[0-9])+  { fprintf (action_out, "yylsp[%s]", yytext + 1) ;}
@(-?[0-9])+  { fprintf (action_out, "yylsp[%s]", yytext + 1) ;}
$<{ID}       { action_type = xstrndup (yytext + 2, yyleng - 2); BEGIN DOLLAR;}
$            { BEGIN DOLLAR;}

<DOLLAR>
{
  {NUM}>   { fprintf (action_out, "yyvsp[%s]", NUM }
}
%%
Commit	Line	Data
	1	/* Scan User Actions. -- C --
	2	Copyright (C) 2002 Free Software Foundation, Inc.
	3
	4	This file is part of Bison, the GNU Compiler Compiler.
	5
	6	Bison is free software; you can redistribute it and/or modify it
	7	under the terms of the GNU General Public License as published by
	8	the Free Software Foundation; either version 2, or (at your option)
	9	any later version.
	10
	11	Bison is distributed in the hope that it will be useful, but
	12	WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	14	General Public License for more details.
	15
	16	You should have received a copy of the GNU General Public License
	17	along with Bison; see the file COPYING. If not, write to the Free
	18	Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
	19	02111-1307, USA. */
	20
	21	%option nodefault noyywrap nounput
	22	%option prefix="action_" outfile="lex.yy.c"
	23
	24	%{
	25	#include "system.h"
	26	#include "files.h"
	27	int skel_lex PARAMS ((void));
	28	static int yylineno = 1;
	29	%}
	30
	31	%x DOLLAR
	32
	33	ID [a-zA-Z]+
	34	NUM -?[0-9]+
	35
	36	%%
	37	$(-?[0-9])+ { fprintf (action_out, "yylsp[%s]", yytext + 1) ;}
	38	@(-?[0-9])+ { fprintf (action_out, "yylsp[%s]", yytext + 1) ;}
	39	$<{ID} { action_type = xstrndup (yytext + 2, yyleng - 2); BEGIN DOLLAR;}
	40	$ { BEGIN DOLLAR;}
	41
	42	<DOLLAR>
	43	{
	44	{NUM}> { fprintf (action_out, "yyvsp[%s]", NUM }
	45	}
	46	%%