yyfix.1 (3151B)
1 .\" $OpenBSD: yyfix.1,v 1.6 2014/11/15 14:41:02 bentley Exp $ 2 .\" Copyright (c) 1990, 1991 The Regents of the University of California. 3 .\" All rights reserved. 4 .\" 5 .\" Redistribution and use in source and binary forms, with or without 6 .\" modification, are permitted provided that the following conditions 7 .\" are met: 8 .\" 1. Redistributions of source code must retain the above copyright 9 .\" notice, this list of conditions and the following disclaimer. 10 .\" 2. Redistributions in binary form must reproduce the above copyright 11 .\" notice, this list of conditions and the following disclaimer in the 12 .\" documentation and/or other materials provided with the distribution. 13 .\" 3. Neither the name of the University nor the names of its contributors 14 .\" may be used to endorse or promote products derived from this software 15 .\" without specific prior written permission. 16 .\" 17 .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 .\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 .\" SUCH DAMAGE. 28 .\" 29 .\" from: @(#)yyfix.1 5.4 (Berkeley) 3/23/93 30 .\" 31 .Dd $Mdocdate: November 15 2014 $ 32 .Dt YYFIX 1 33 .Os 34 .Sh NAME 35 .Nm yyfix 36 .Nd extract tables from y.tab.c 37 .Sh SYNOPSIS 38 .Nm yyfix 39 .Ar file 40 .Op Ar tables 41 .Sh DESCRIPTION 42 Programs have historically used a script (often named 43 .Pa :yyfix ) 44 to extract tables from the 45 .Xr yacc 1 46 generated file 47 .Pa y.tab.c . 48 As the names of the tables generated by the current version of yacc 49 are different from those of historical versions of yacc, 50 the shell script 51 .Nm yyfix 52 is provided to simplify the transition. 53 .Pp 54 The first (and required) argument to 55 .Nm yyfix 56 is the name of the file where the extracted tables should be stored. 57 .Pp 58 If further command line arguments are specified, they are taken as 59 the list of tables to be extracted. 60 Otherwise, 61 .Nm yyfix 62 attempts to determine if the 63 .Pa y.tab.c 64 file is from an old or new 65 .Xr yacc 1 , 66 and extracts the appropriate tables. 67 .Pp 68 The tables 69 .Dq yyexca , 70 .Dq yyact , 71 .Dq yypact , 72 .Dq yypgo , 73 .Dq yyr1 , 74 .Dq yyr2 , 75 .Dq yychk , 76 and 77 .Dq yydef 78 are extracted 79 from historical versions of 80 .Xr yacc 1 . 81 .Pp 82 The tables 83 .Dq yylhs , 84 .Dq yylen , 85 .Dq yydefred , 86 .Dq yydgoto , 87 .Dq yysindex , 88 .Dq yyrindex , 89 .Dq yygindex , 90 .Dq yytable , 91 .Dq yyname , 92 .Dq yyrule , 93 and 94 .Dq yycheck , 95 are extracted from the current version of 96 .Xr yacc 1 . 97 .Sh FILES 98 .Bl -tag -width y.tab.c 99 .It Pa y.tab.c 100 File from which tables are extracted. 101 .El 102 .Sh SEE ALSO 103 .Xr yacc 1 104 .Sh HISTORY 105 The 106 .Nm 107 command first appeared in 108 .Bx 4.4 .