%{
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <errno.h>
#include <inj.h>
#include <inj_lex.h>
#include <inj_string.h>
#include <inj_event.h>
#include <inj_grammar.h>
int yynerrors;
const char *yyinname;
%}
/*
* S0 is for normal input processing. SCOMMENT is used to process comments.
* We need a separate state for comments to prevent the lex regexp engine from
* overflowing its own buffers as it searches for the end of comments.
*/
%s S0 SCOMMENT
RGX_IMM_SEQ -?([0-9]+|0[xX][0-9A-Fa-f]+)
RGX_STR_SEQ ([^"\\\n]|\\[^"\n]|\\\")*
RGX_IDENT [a-zA-Z][a-zA-Z0-9\-_]*
%%
<S0>"/*" { BEGIN(SCOMMENT); }
<SCOMMENT>.|\n ; /* discard */
<SCOMMENT>"*/" { BEGIN(S0); }
<S0>evdef { return (INJ_TOK_EVDEF); }
<S0>fmridef { return (INJ_TOK_FMRIDEF); }
<S0>authdef { return (INJ_TOK_AUTHDEF); }
<S0>listdef { return (INJ_TOK_LISTDEF); }
<S0>int8_t { return (INJ_TOK_INT8); }
<S0>int16_t { return (INJ_TOK_INT16); }
<S0>int32_t { return (INJ_TOK_INT32); }
<S0>int64_t { return (INJ_TOK_INT64); }
<S0>uint8_t { return (INJ_TOK_UINT8); }
<S0>uint16_t { return (INJ_TOK_UINT16); }
<S0>uint32_t { return (INJ_TOK_UINT32); }
<S0>uint64_t { return (INJ_TOK_UINT64); }
<S0>boolean { return (INJ_TOK_BOOLEAN); }
<S0>boolean_t { return (INJ_TOK_BOOLEAN); }
<S0>string { return (INJ_TOK_STRING); }
<S0>enum { return (INJ_TOK_ENUM); }
<S0>event { return (INJ_TOK_EVENT); }
<S0>fmri { return (INJ_TOK_FMRI); }
<S0>auth { return (INJ_TOK_AUTH); }
<S0>list { return (INJ_TOK_LIST); }
<S0>addhrtime { return (INJ_TOK_ADDHRT); }
<S0>endhrtime { return (INJ_TOK_ENDHRT); }
<S0>sleep { return (INJ_TOK_SLEEP); }
<S0>repeat { return (INJ_TOK_REPEAT); }
<S0>randomize { return (INJ_TOK_RANDOMIZE); }
<S0>\"{RGX_STR_SEQ}$ { yyerror("syntax error: \" unmatched"); }
<S0>\"{RGX_STR_SEQ}\" {
/* Quoted string */
yylval.l_string = inj_strndup(yytext + 1, yyleng - 2);
return (INJ_TOK_QSTRING);
}
<S0>{RGX_IDENT}("."{RGX_IDENT})+ {
yylval.l_string = inj_strdup(yytext);
return (INJ_TOK_FMACLASS);
}
<S0>{RGX_IDENT} {
yylval.l_string = inj_strdup(yytext);
return (INJ_TOK_IDENT);
}
<S0>{RGX_IMM_SEQ} {
yylval.l_string = inj_strdup(yytext);
return (INJ_TOK_IMM);
}
<S0>[ \t\n] ; /* Ignore whitespace */
. { return (yytext[0]); }
%%
void
yyerror(const char *format, ...)
{
int err = errno;
va_list ap;
char *s;
/* Don't print the line number if the message begins with a space */
if (*format == ' ') {
(void) fprintf(stderr, "%s: ", yyinname, yylineno);
format++;
} else
(void) fprintf(stderr, "%s: %d: ", yyinname, yylineno);
va_start(ap, format);
(void) vfprintf(stderr, format, ap);
va_end(ap);
if (strchr(format, '\n') == NULL)
(void) fprintf(stderr, " near \"%s\"\n", yytext);
yynerrors++;
errno = err;
}
int
yywrap(void)
{
return (1);
}
void
yyreset(void)
{
BEGIN(S0);
}