bip/src/lex.l

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%{
/*
* $Id: lex.l,v 1.23 2005/04/12 19:34:35 nohar Exp $
*
* This file is part of the bip proproject
* Copyright (C) 2004 Arnaud Cornet
*
* 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.
* See the file "COPYING" for the exact licensing terms.
*/
#include "conf.h"
int linec = 0;
#define YY_NO_UNPUT
#include "util.h"
extern int conf_error;
extern list_t *root_list;
void yyparse(void);
void free_conf(list_t*);
list_t *parse_conf(FILE *file)
{
YY_BUFFER_STATE in = yy_create_buffer(file, YY_BUF_SIZE);
yy_switch_to_buffer(in);
yyparse();
if (conf_error) {
free_conf(root_list);
return NULL;
}
return root_list;
}
%}
%%
(" "|\t)+
\n { linec++; }
"#"[^\n]*$
[0-9]+ {
yylval.number = atoi(yytext);
return LEX_INT;
}
("true"|"false") {
yylval.number = strcmp(yytext, "true")
== 0 ? 1 : 0;
return LEX_BOOL;
}
"ip" { return LEX_IP; }
"port" { return LEX_PORT; }
"client_side_ssl" { return LEX_CSS; }
"server" { return LEX_SERVER; }
"network" { return LEX_NETWORK; }
"host" { return LEX_HOST; }
"name" { return LEX_NAME; }
"username" { return LEX_USERNAME; }
"user" { return LEX_USER; }
"login" { return LEX_LOGIN; }
"connection" { return LEX_CONNECTION; }
"nick" { return LEX_NICK; }
"realname" { return LEX_REALNAME; }
"source_port" { return LEX_SOURCE_PORT; }
"vhost" { return LEX_VHOST; }
"password" { return LEX_PASSWORD; }
"ssl" { return LEX_SSL; }
"key" { return LEX_KEY; }
"channel" { return LEX_CHANNEL; }
"log_level" { return LEX_LOG_LEVEL; }
"log_root" { return LEX_LOG_ROOT; }
"log_format" { return LEX_LOG_FORMAT; }
"backlog_lines" { return LEX_BACKLOG_LINES; }
"no_backlog" { return LEX_NO_BACKLOG; }
"always_backlog" { return LEX_ALWAYS_BACKLOG; }
"log_sync_interval" { return LEX_LOG_SYNC_INTERVAL; }
"follow_nick" { return LEX_FOLLOW_NICK; }
"ignore_first_nick" { return LEX_IGN_FIRST_NICK; }
"away_nick" { return LEX_AWAY_NICK; }
"on_connect_send" { return LEX_ON_CONNECT_SEND; }
"pid_file" { return LEX_PID_FILE; }
\"[^"]*\" {
size_t len = strlen(yytext) - 2;
yylval.string = malloc(len + 1);
if (!yylval.string)
fatal("malloc");
memcpy(yylval.string, yytext + 1, len);
yylval.string[len] = 0;
return LEX_STRING;
}
"=" { return LEX_EQ; }
"{" { return LEX_LBRA; }
"}" { return LEX_RBRA; }
";" { return LEX_SEMICOLON; }
. { printf("Parse error line %d, unknown character '%s'\n", linec + 1, yytext);
return LEX_BUNCH; }
%%