346 lines
7.1 KiB
C
346 lines
7.1 KiB
C
/*
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* Copyright (c) 1989 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Robert Paul Corbett.
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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. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#if 0
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#ifndef lint
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static char sccsid[] = "@(#)error.c 5.3 (Berkeley) 6/1/90";
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#endif
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#endif
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/* routines for printing error messages */
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#include "defs.h"
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static void print_pos(char *, char *);
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void
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fatal(const char *msg)
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{
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warnx("f - %s", msg);
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done(2);
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}
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void
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no_space(void)
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{
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warnx("f - out of space");
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done(2);
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}
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void
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open_error(const char *filename)
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{
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warnx("f - cannot open \"%s\"", filename);
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done(2);
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}
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void
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unexpected_EOF(void)
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{
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warnx("e - line %d of \"%s\", unexpected end-of-file",
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lineno, input_file_name);
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done(1);
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}
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static void
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print_pos(char *st_line, char *st_cptr)
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{
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char *s;
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if (st_line == 0) return;
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for (s = st_line; *s != '\n'; ++s)
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{
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if (isprint(*s) || *s == '\t')
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putc(*s, stderr);
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else
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putc('?', stderr);
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}
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putc('\n', stderr);
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for (s = st_line; s < st_cptr; ++s)
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{
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if (*s == '\t')
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putc('\t', stderr);
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else
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putc(' ', stderr);
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}
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putc('^', stderr);
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putc('\n', stderr);
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}
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void
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syntax_error(int st_lineno, char *st_line, char *st_cptr)
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{
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warnx("e - line %d of \"%s\", syntax error",
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st_lineno, input_file_name);
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print_pos(st_line, st_cptr);
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done(1);
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}
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void
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unterminated_comment(int c_lineno, char *c_line, char *c_cptr)
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{
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warnx("e - line %d of \"%s\", unmatched /*",
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c_lineno, input_file_name);
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print_pos(c_line, c_cptr);
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done(1);
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}
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void
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unterminated_string(int s_lineno, char *s_line, char *s_cptr)
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{
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warnx("e - line %d of \"%s\", unterminated string",
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s_lineno, input_file_name);
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print_pos(s_line, s_cptr);
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done(1);
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}
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void
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unterminated_text(int t_lineno, char *t_line, char *t_cptr)
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{
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warnx("e - line %d of \"%s\", unmatched %%{",
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t_lineno, input_file_name);
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print_pos(t_line, t_cptr);
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done(1);
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}
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void
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unterminated_union(int u_lineno, char *u_line, char *u_cptr)
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{
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warnx("e - line %d of \"%s\", unterminated %%union declaration",
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u_lineno, input_file_name);
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print_pos(u_line, u_cptr);
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done(1);
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}
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void
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over_unionized(char *u_cptr)
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{
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warnx("e - line %d of \"%s\", too many %%union declarations",
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lineno, input_file_name);
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print_pos(line, u_cptr);
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done(1);
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}
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void
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illegal_tag(int t_lineno, char *t_line, char *t_cptr)
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{
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warnx("e - line %d of \"%s\", illegal tag", t_lineno, input_file_name);
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print_pos(t_line, t_cptr);
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done(1);
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}
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void
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illegal_character(char *c_cptr)
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{
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warnx("e - line %d of \"%s\", illegal character", lineno, input_file_name);
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print_pos(line, c_cptr);
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done(1);
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}
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void
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used_reserved(char *s)
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{
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warnx("e - line %d of \"%s\", illegal use of reserved symbol %s",
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lineno, input_file_name, s);
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done(1);
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}
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void
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tokenized_start(char *s)
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{
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warnx("e - line %d of \"%s\", the start symbol %s cannot be \
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declared to be a token", lineno, input_file_name, s);
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done(1);
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}
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void
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retyped_warning(char *s)
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{
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warnx("w - line %d of \"%s\", the type of %s has been redeclared",
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lineno, input_file_name, s);
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}
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void
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reprec_warning(char *s)
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{
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warnx("w - line %d of \"%s\", the precedence of %s has been redeclared",
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lineno, input_file_name, s);
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}
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void
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revalued_warning(char *s)
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{
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warnx("w - line %d of \"%s\", the value of %s has been redeclared",
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lineno, input_file_name, s);
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}
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void
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terminal_start(char *s)
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{
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warnx("e - line %d of \"%s\", the start symbol %s is a token",
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lineno, input_file_name, s);
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done(1);
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}
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void
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restarted_warning(void)
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{
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warnx("w - line %d of \"%s\", the start symbol has been redeclared",
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lineno, input_file_name);
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}
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void
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no_grammar(void)
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{
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warnx("e - line %d of \"%s\", no grammar has been specified",
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lineno, input_file_name);
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done(1);
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}
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void
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terminal_lhs(int s_lineno)
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{
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warnx("e - line %d of \"%s\", a token appears on the lhs of a production",
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s_lineno, input_file_name);
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done(1);
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}
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void
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prec_redeclared(void)
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{
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warnx("w - line %d of \"%s\", conflicting %%prec specifiers",
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lineno, input_file_name);
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}
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void
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unterminated_action(int a_lineno, char *a_line, char *a_cptr)
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{
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warnx("e - line %d of \"%s\", unterminated action",
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a_lineno, input_file_name);
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print_pos(a_line, a_cptr);
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done(1);
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}
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void
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dollar_warning(int a_lineno, int i)
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{
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warnx("w - line %d of \"%s\", $%d references beyond the \
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end of the current rule", a_lineno, input_file_name, i);
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}
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void
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dollar_error(int a_lineno, char *a_line, char *a_cptr)
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{
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warnx("e - line %d of \"%s\", illegal $-name", a_lineno, input_file_name);
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print_pos(a_line, a_cptr);
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done(1);
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}
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void
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untyped_lhs(void)
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{
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warnx("e - line %d of \"%s\", $$ is untyped", lineno, input_file_name);
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done(1);
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}
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void
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untyped_rhs(int i, char *s)
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{
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warnx("e - line %d of \"%s\", $%d (%s) is untyped",
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lineno, input_file_name, i, s);
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done(1);
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}
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void
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unknown_rhs(int i)
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{
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warnx("e - line %d of \"%s\", $%d is untyped", lineno, input_file_name, i);
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done(1);
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}
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void
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default_action_warning(void)
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{
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warnx("w - line %d of \"%s\", the default action assigns an \
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undefined value to $$", lineno, input_file_name);
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}
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void
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undefined_goal(char *s)
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{
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warnx("e - the start symbol %s is undefined", s);
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done(1);
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}
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void
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undefined_symbol_warning(char *s)
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{
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warnx("w - the symbol %s is undefined", s);
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}
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