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358 lines
7.9 KiB
C
358 lines
7.9 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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#ifndef lint
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static char sccsid[] = "@(#)error.c 5.3 (Berkeley) 6/1/90";
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#endif /* not lint */
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/* routines for printing error messages */
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#include "defs.h"
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fatal(msg)
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char *msg;
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{
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fprintf(stderr, "%s: f - %s\n", myname, msg);
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done(2);
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}
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no_space()
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{
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fprintf(stderr, "%s: f - out of space\n", myname);
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done(2);
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}
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open_error(filename)
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char *filename;
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{
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fprintf(stderr, "%s: f - cannot open \"%s\"\n", myname, filename);
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done(2);
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}
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unexpected_EOF()
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", unexpected end-of-file\n",
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myname, lineno, input_file_name);
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done(1);
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}
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print_pos(st_line, st_cptr)
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char *st_line;
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char *st_cptr;
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{
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register 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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syntax_error(st_lineno, st_line, st_cptr)
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int st_lineno;
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char *st_line;
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char *st_cptr;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", syntax error\n",
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myname, 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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unterminated_comment(c_lineno, c_line, c_cptr)
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int c_lineno;
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char *c_line;
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char *c_cptr;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", unmatched /*\n",
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myname, 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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unterminated_string(s_lineno, s_line, s_cptr)
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int s_lineno;
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char *s_line;
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char *s_cptr;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", unterminated string\n",
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myname, 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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unterminated_text(t_lineno, t_line, t_cptr)
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int t_lineno;
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char *t_line;
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char *t_cptr;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", unmatched %%{\n",
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myname, 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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unterminated_union(u_lineno, u_line, u_cptr)
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int u_lineno;
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char *u_line;
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char *u_cptr;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", unterminated %%union \
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declaration\n", myname, 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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over_unionized(u_cptr)
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char *u_cptr;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", too many %%union \
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declarations\n", myname, 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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illegal_tag(t_lineno, t_line, t_cptr)
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int t_lineno;
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char *t_line;
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char *t_cptr;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", illegal tag\n",
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myname, 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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illegal_character(c_cptr)
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char *c_cptr;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", illegal character\n",
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myname, 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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used_reserved(s)
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char *s;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", illegal use of reserved symbol \
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%s\n", myname, lineno, input_file_name, s);
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done(1);
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}
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tokenized_start(s)
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char *s;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", the start symbol %s cannot be \
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declared to be a token\n", myname, lineno, input_file_name, s);
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done(1);
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}
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retyped_warning(s)
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char *s;
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{
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fprintf(stderr, "%s: w - line %d of \"%s\", the type of %s has been \
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redeclared\n", myname, lineno, input_file_name, s);
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}
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reprec_warning(s)
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char *s;
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{
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fprintf(stderr, "%s: w - line %d of \"%s\", the precedence of %s has been \
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redeclared\n", myname, lineno, input_file_name, s);
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}
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revalued_warning(s)
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char *s;
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{
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fprintf(stderr, "%s: w - line %d of \"%s\", the value of %s has been \
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redeclared\n", myname, lineno, input_file_name, s);
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}
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terminal_start(s)
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char *s;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", the start symbol %s is a \
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token\n", myname, lineno, input_file_name, s);
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done(1);
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}
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restarted_warning()
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{
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fprintf(stderr, "%s: w - line %d of \"%s\", the start symbol has been \
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redeclared\n", myname, lineno, input_file_name);
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}
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no_grammar()
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", no grammar has been \
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specified\n", myname, lineno, input_file_name);
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done(1);
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}
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terminal_lhs(s_lineno)
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int s_lineno;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", a token appears on the lhs \
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of a production\n", myname, s_lineno, input_file_name);
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done(1);
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}
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prec_redeclared()
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{
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fprintf(stderr, "%s: w - line %d of \"%s\", conflicting %%prec \
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specifiers\n", myname, lineno, input_file_name);
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}
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unterminated_action(a_lineno, a_line, a_cptr)
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int a_lineno;
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char *a_line;
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char *a_cptr;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", unterminated action\n",
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myname, 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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dollar_warning(a_lineno, i)
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int a_lineno;
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int i;
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{
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fprintf(stderr, "%s: w - line %d of \"%s\", $%d references beyond the \
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end of the current rule\n", myname, a_lineno, input_file_name, i);
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}
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dollar_error(a_lineno, a_line, a_cptr)
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int a_lineno;
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char *a_line;
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char *a_cptr;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", illegal $-name\n",
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myname, 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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untyped_lhs()
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", $$ is untyped\n",
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myname, lineno, input_file_name);
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done(1);
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}
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untyped_rhs(i, s)
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int i;
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char *s;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", $%d (%s) is untyped\n",
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myname, lineno, input_file_name, i, s);
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done(1);
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}
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unknown_rhs(i)
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int i;
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{
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fprintf(stderr, "%s: e - line %d of \"%s\", $%d is untyped\n",
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myname, lineno, input_file_name, i);
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done(1);
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}
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default_action_warning()
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{
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fprintf(stderr, "%s: w - line %d of \"%s\", the default action assigns an \
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undefined value to $$\n", myname, lineno, input_file_name);
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}
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undefined_goal(s)
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char *s;
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{
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fprintf(stderr, "%s: e - the start symbol %s is undefined\n", myname, s);
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done(1);
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}
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undefined_symbol_warning(s)
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char *s;
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{
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fprintf(stderr, "%s: w - the symbol %s is undefined\n", myname, s);
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}
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