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/*
Copyright (c) 2006-2012 Red Hat, Inc. <http://www.redhat.com>
This file is part of GlusterFS.
This file is licensed to you under your choice of the GNU Lesser
General Public License, version 3 or any later version (LGPLv3 or
later), or the GNU General Public License, version 2 (GPLv2), in all
cases as published by the Free Software Foundation.
*/
%x STRING
%option yylineno
%option noinput
%{
#define YYSTYPE char *
#include "glusterfs/xlator.h"
#include "y.tab.h"
#include <string.h>
static char *text;
static int text_size;
void append_string(const char *str, int size)
{
int new_size = text_size + size + 1;
if (!text) {
text = GF_CALLOC (1, new_size, gf_common_mt_char);
} else {
text = GF_REALLOC (text, new_size);
}
if (!text) {
return;
}
memcpy(text + text_size, str, size);
text_size += size;
text[text_size] = 0;
}
%}
VOLUME [v][o][l][u][m][e]
END [e][n][d]
SUB [s][u][b]
OPTION [o][p][t][i][o][n]
TYPE [t][y][p][e]
%%
\#.* ;
{VOLUME} return VOLUME_BEGIN;
{TYPE} return TYPE;
{END}[-]{VOLUME} return VOLUME_END;
{SUB}{VOLUME}[Ss] return SUBVOLUME;
{OPTION} return OPTION;
\" BEGIN(STRING);
<STRING>{
[^\n\"\\]* { append_string (yytext, yyleng); }
\\. { append_string (yytext + 1, yyleng - 1); }
\" {
if (0) {
yyunput (0, NULL);
}
BEGIN (INITIAL);
graphyylval = text;
text = NULL;
text_size = 0;
return STRING_TOK;
}
}
[^ \t\r\n\"\\]+ { graphyylval = gf_strdup (yytext) ; return ID; }
[ \t\r\n]+ ;
%%
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