/*- * Copyright (c) 1980, 1993 * The Regents of the University of California. All rights reserved. * * 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. 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. */ #ifndef lint static char sccsid[] = "@(#)yyerror.c 8.1 (Berkeley) 6/6/93"; #endif /* not lint */ /* * pi - Pascal interpreter code translator * * Charles Haley, Bill Joy UCB * Version 1.2 January 1979 * * * pxp - Pascal execution profiler * * Bill Joy UCB * Version 1.2 January 1979 */ #include "whoami.h" #include "0.h" #include "yy.h" /* * Yerror prints an error * message and then returns * NIL for the tree if needed. * The error is flagged on the * current line which is printed * if the listing is turned off. #ifdef PXP * * As is obvious from the fooling around * with fout below, the Pascal system should * be changed to use the new library "lS". #endif */ yerror(s, a1, a2, a3, a4, a5) char *s; { #ifdef PI char buf[256]; #endif register int i, j; static yySerrs; #ifdef PXP /* int ofout; */ #endif if (errpfx == 'w' && opt('w') != 0) return; #ifdef PXP /* flush(); ofout = fout[0]; fout[0] = errout; */ #endif yyResume = 0; #ifdef PI geterr(s, buf); s = buf; #endif yysync(); putc(errpfx, stderr); putc(' ', stderr); for (i = 3; i < yyecol; i++) putc('-', stderr); fprintf(stderr, "^--- "); /* if (yyecol > 60) printf("\n\t"); */ fprintf(stderr, s, a1, a2, a3, a4, a5); putc('\n', stderr); if (errpfx == 'E') #ifdef PI eflg++, cgenflg++; #endif #ifdef PXP eflg++; #endif errpfx = 'E'; yySerrs++; if (yySerrs >= MAXSYNERR) { yySerrs = 0; yerror("Too many syntax errors - QUIT"); pexit(ERRS); } #ifdef PXP /* flush(); fout[0] = ofout; */ return (0); #endif } /* * A bracketing error message */ brerror(where, what) int where; char *what; { if (where == 0) { line = yyeline; setpfx(' '); error("End matched %s on line %d", what, where); return; } if (where < 0) where = -where; yerror("Inserted keyword end matching %s on line %d", what, where); }