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/* Copyright (C) 2009 David Zeuthen <zeuthen@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* Author: David Zeuthen <zeuthen@gmail.com>
*/
%{
#define YYDEBUG 1
#include <stdio.h>
#include <glib.h>
#include "libdbus_idl_1_la-idlparser.h"
#include "idl.h"
extern int yylex (DIParser *parser);
#define YY_DECL int yylex (DIParser *parser)
static DIComment *parse_comment (DIParser *parser);
static DIComment *parse_eol_comment (DIParser *parser);
static gchar *unescape_string (const gchar *str);
%}
%option nounput
stringtext ([^\\\"])|(\\.)
%%
"/**" {yylval.comment = parse_comment (parser); return DOC_COMMENT;}
"///" {yylval.comment = parse_eol_comment (parser); yylineno++; return DOC_COMMENT;}
"/*" {parse_comment (parser);}
"//" {parse_eol_comment (parser); yylineno++;}
"namespace" {return NAMESPACE;}
"interface" {return INTERFACE;}
"signal" {return SIGNAL;}
"property" {return PROPERTY;}
"struct" {return STRUCT;}
"enum" {return ENUM;}
"error_domain" {return ERROR_DOMAIN;}
"in" {return IN;}
"out" {return OUT;}
"readonly" {return READONLY;}
"writeonly" {return WRITEONLY;}
"byte" {return TYPE_BYTE;}
"int16" {return TYPE_INT16;}
"uint16" {return TYPE_UINT16;}
"int32" {return TYPE_INT32;}
"uint32" {return TYPE_UINT32;}
"int64" {return TYPE_INT64;}
"uint64" {return TYPE_UINT64;}
"double" {return TYPE_DOUBLE;}
"boolean" {return TYPE_BOOLEAN;}
"string" {return TYPE_STRING;}
"objpath" {return TYPE_OBJECT_PATH;}
"signature" {return TYPE_SIGNATURE;}
"array" {return TYPE_ARRAY;}
"dict" {return TYPE_DICT;}
"variant" {return TYPE_VARIANT;}
"." {return DOT;}
"," {return COMMA;}
";" {return SEMICOLON;}
[a-zA-Z_][a-zA-Z0-9_]* {yylval.str = g_strdup (yytext); return IDENTIFIER;}
[0-9][0-9]* {yylval.number = atoi (yytext); return NUMBER;}
"=" {return EQUAL;}
"+" {return PLUS;}
"-" {return MINUS;}
"*" {return STAR;}
"/" {return SLASH;}
"&" {return AMPERSAND;}
"|" {return PIPE;}
"%" {return PERCENT;}
"{" {return OBRACE;}
"}" {return EBRACE;}
"(" {return OPAREN;}
")" {return EPAREN;}
"<" {return OBRACKET;}
">" {return EBRACKET;}
"@" {return ATSIGN;}
"\""{stringtext}*"\"" {yylval.str = unescape_string (yytext) ; return STRING; }
[\r\n] { yylineno++; /* ignore end of line */ }
[ \t]+ { /* ignore whitespace */ }
. {return UNKNOWN;}
%%
static DIComment *
parse_comment (DIParser *parser)
{
DIComment *c;
GString *comment;
int c1, c2;
c1 = input();
c2 = input();
comment = g_string_new ("");
while (c2 != EOF && (c1 != '*' || c2 != '/'))
{
g_string_append_c (comment, c1);
if (c1 == '\n')
yylineno++;
c1 = c2;
c2 = input();
}
c = di_comment_new (g_strdup (parser->path_to_current_file),
yylineno,
TRUE,
comment->str);
parser->comments = g_list_append (parser->comments, c);
g_string_free (comment, FALSE);
return c;
}
static DIComment *
parse_eol_comment (DIParser *parser)
{
GString *comment;
DIComment *c;
int c1;
c1 = input();
comment = g_string_new ("");
while (c1 != EOF && c1 != '\r' && c1 != '\n')
{
g_string_append_c (comment, c1);
c1 = input ();
}
c = di_comment_new (g_strdup (parser->path_to_current_file),
yylineno,
FALSE,
comment->str);
parser->comments = g_list_append (parser->comments, c);
g_string_free (comment, FALSE);
return c;
}
static gchar *
unescape_string (const gchar *str)
{
gchar *ret;
gchar *s;
ret = g_strdup (str + 1);
if (strlen (ret) == 0)
goto out;
ret[strlen (ret) - 1] = '\0';
s = ret;
ret = g_strcompress (ret);
g_free (s);
out:
return ret;
}
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