diff options
Diffstat (limited to 'sh/arith_lex.l')
| -rw-r--r-- | sh/arith_lex.l | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/sh/arith_lex.l b/sh/arith_lex.l deleted file mode 100644 index 79116fc..0000000 --- a/sh/arith_lex.l +++ /dev/null @@ -1,103 +0,0 @@ -%{ -/* $NetBSD: arith_lex.l,v 1.12.6.1 2005/04/07 11:38:58 tron Exp $ */ - -/*- - * Copyright (c) 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Kenneth Almquist. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -#ifndef lint -#if 0 -static char sccsid[] = "@(#)arith_lex.l 8.3 (Berkeley) 5/4/95"; -#else -__RCSID("$NetBSD: arith_lex.l,v 1.12.6.1 2005/04/07 11:38:58 tron Exp $"); -#endif -#endif /* not lint */ - -#include <unistd.h> -#include "arith.h" -#include "error.h" -#include "expand.h" -#include "var.h" - -extern int yylval; -extern char *arith_buf, *arith_startbuf; -#undef YY_INPUT -#define YY_INPUT(buf,result,max) \ - result = (*buf = *arith_buf++) ? 1 : YY_NULL; -#define YY_NO_UNPUT -%} -%option noyywrap - -%% -[ \t\n] { ; } -0x[0-9a-fA-F]+ { yylval = strtol(yytext, 0, 0); return(ARITH_NUM); } -0[0-7]* { yylval = strtol(yytext, 0, 0); return(ARITH_NUM); } -[1-9][0-9]* { yylval = strtol(yytext, 0, 0); return(ARITH_NUM); } -[A-Za-z_][A-Za-z_0-9]* { char *v = lookupvar(yytext); - if (v) { - yylval = strtol(v, &v, 0); - if (*v == 0) - return ARITH_NUM; - } - error("arith: syntax error: \"%s\"", arith_startbuf); - } -"(" { return(ARITH_LPAREN); } -")" { return(ARITH_RPAREN); } -"||" { return(ARITH_OR); } -"&&" { return(ARITH_AND); } -"|" { return(ARITH_BOR); } -"^" { return(ARITH_BXOR); } -"&" { return(ARITH_BAND); } -"==" { return(ARITH_EQ); } -"!=" { return(ARITH_NE); } -">" { return(ARITH_GT); } -">=" { return(ARITH_GE); } -"<" { return(ARITH_LT); } -"<=" { return(ARITH_LE); } -"<<" { return(ARITH_LSHIFT); } -">>" { return(ARITH_RSHIFT); } -"*" { return(ARITH_MUL); } -"/" { return(ARITH_DIV); } -"%" { return(ARITH_REM); } -"+" { return(ARITH_ADD); } -"-" { return(ARITH_SUB); } -"~" { return(ARITH_BNOT); } -"!" { return(ARITH_NOT); } -. { error("arith: syntax error: \"%s\"", arith_startbuf); } -%% - -void -arith_lex_reset() { -#ifdef YY_NEW_FILE - YY_NEW_FILE; -#endif -} |