134 lines
2.7 KiB
Plaintext
134 lines
2.7 KiB
Plaintext
%{
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/* $NetBSD: veriexecctl_conf.l,v 1.15 2011/05/24 12:06:25 joerg Exp $ */
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/*-
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* Copyright 2005 Elad Efrat <elad@NetBSD.org>
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* Copyright 2005 Brett Lymn <blymn@netbsd.org>
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*
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* All rights reserved.
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*
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* This code has been donated to The NetBSD Foundation by the Author.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. The name of the author may not be used to endorse or promote products
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* derived from this software withough specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <err.h>
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#include <prop/proplib.h>
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#include "veriexecctl_parse.h"
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int yylex(void);
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extern size_t line;
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extern int verbose;
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static char *
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dequote(const char *s)
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{
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size_t len;
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const char *p;
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char *buf, *q;
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len = 0;
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p = s;
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while (*p) {
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if (*p == '\\' && *(p+1))
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++p;
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++len;
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++p;
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}
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buf = malloc(len + 1);
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if (buf == NULL)
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return NULL;
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p = s;
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q = buf;
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while (*p) {
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if (*p == '\\' && *(p+1))
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++p;
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*q++ = *p++;
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}
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*q++ = '\0';
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return buf;
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}
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%}
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STRING [0-9a-zA-Z]+
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PCHAR (\\.|[^ \t])
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%option nounput
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%option noinput
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%%
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/* path */
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\/{PCHAR}+ {
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if ((yylval.string = dequote(yytext)) == NULL)
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err(1, "Cannot allocate string");
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return PATH;
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}
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/* string (fingerprint, type, options) */
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{STRING} {
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if ((yylval.string = strdup(yytext)) == NULL)
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err(1, "Cannot allocate string");
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return STRING;
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}
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/* comments, white-outs */
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[ \t\r] |
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#.* ;
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^#.*\n |
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#.*\n |
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\\\n |
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^\n { line++; }
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/* eol on a line with data. need a call to ioctl, return eol */
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\n {
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line++;
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return EOL;
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}
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"," {
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return TOKEN_COMMA;
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}
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. {
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if (verbose)
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warnx("Invalid character '%c' in line %zu",
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*yytext, line);
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}
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%%
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int
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yywrap(void)
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{
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return 1;
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}
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