%option noyywrap
%{
/* Copyright 1999,2000 Red Hat, Inc.
* This software may be used under the terms of the GNU General Public
* License, available in the file COPYING accompanying this file
*/
/* get around an apparant bug in bison; YYSTYPE not copied into config.tab.h */
#define YYSTYPE void *
#include "configfile.h"
#include "configfile.tab.h"
#include <stdio.h>
#include <string.h>
#include <syslog.h>
#include "pam_console.h"
static int lineno;
static const char *filename;
STATIC char *
strip_slash(const char *);
%}
%%
\n { lineno++; return EOL; }
\\\n { lineno++; }
/* do not return EOL, eat up escaped newline */
[ \t]+ /* ignore whitespace */
\< { return OBRACKET; }
\>= { return CBEQUALS; }
\> { return CBRACKET; }
([^\t\n #\<\>]|(\\#|\\\<|\\\>))+ { _pc_yylval=strip_slash(yytext); return STRING; }
#.*\n { lineno++; return EOL; } /* ignore comments */
%%
static void
lex_file (FILE *in) {
/* yy_flex_debug = 1; */
yyin = in;
lineno = 1;
}
static void
lex_set_filename(const char *name) {
filename = name;
}
static int
_pc_yyerror (const char *s) {
_pam_log(NULL, LOG_ERR, 0, "%s line %d: %s: at `%s'\n",
filename, lineno, s, (char *)_pc_yylval);
return 0;
}
STATIC char *
strip_slash(const char *s) {
char *r, *t;
t = r = strdup(s);
while ((t = strchr(t, '\\')) != NULL) {
if (t[1] == '#' || t[1] == '<' || t[1] == '>') {
memmove(t, t+1, strlen(t));
}
t++;
}
return r;
}