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- /*
- * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Robert Paul Corbett.
- *
- * 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[] = "@(#)error.c 5.3 (Berkeley) 6/1/90";
- #endif /* not lint */
-
- /* routines for printing error messages */
-
- #include "defs.h"
-
-
- fatal(msg)
- char *msg;
- {
- fprintf(stderr, "%s: f - %s\n", myname, msg);
- done(2);
- }
-
-
- no_space()
- {
- fprintf(stderr, "%s: f - out of space\n", myname);
- done(2);
- }
-
-
- open_error(filename)
- char *filename;
- {
- fprintf(stderr, "%s: f - cannot open \"%s\"\n", myname, filename);
- done(2);
- }
-
-
- unexpected_EOF()
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", unexpected end-of-file\n",
- myname, lineno, input_file_name);
- done(1);
- }
-
-
- print_pos(st_line, st_cptr)
- char *st_line;
- char *st_cptr;
- {
- register char *s;
-
- if (st_line == 0) return;
- for (s = st_line; *s != '\n'; ++s)
- {
- if (isprint(*s) || *s == '\t')
- putc(*s, stderr);
- else
- putc('?', stderr);
- }
- putc('\n', stderr);
- for (s = st_line; s < st_cptr; ++s)
- {
- if (*s == '\t')
- putc('\t', stderr);
- else
- putc(' ', stderr);
- }
- putc('^', stderr);
- putc('\n', stderr);
- }
-
-
- syntax_error(st_lineno, st_line, st_cptr)
- int st_lineno;
- char *st_line;
- char *st_cptr;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", syntax error\n",
- myname, st_lineno, input_file_name);
- print_pos(st_line, st_cptr);
- done(1);
- }
-
-
- unterminated_comment(c_lineno, c_line, c_cptr)
- int c_lineno;
- char *c_line;
- char *c_cptr;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", unmatched /*\n",
- myname, c_lineno, input_file_name);
- print_pos(c_line, c_cptr);
- done(1);
- }
-
-
- unterminated_string(s_lineno, s_line, s_cptr)
- int s_lineno;
- char *s_line;
- char *s_cptr;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", unterminated string\n",
- myname, s_lineno, input_file_name);
- print_pos(s_line, s_cptr);
- done(1);
- }
-
-
- unterminated_text(t_lineno, t_line, t_cptr)
- int t_lineno;
- char *t_line;
- char *t_cptr;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", unmatched %%{\n",
- myname, t_lineno, input_file_name);
- print_pos(t_line, t_cptr);
- done(1);
- }
-
-
- unterminated_union(u_lineno, u_line, u_cptr)
- int u_lineno;
- char *u_line;
- char *u_cptr;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", unterminated %%union \
- declaration\n", myname, u_lineno, input_file_name);
- print_pos(u_line, u_cptr);
- done(1);
- }
-
-
- over_unionized(u_cptr)
- char *u_cptr;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", too many %%union \
- declarations\n", myname, lineno, input_file_name);
- print_pos(line, u_cptr);
- done(1);
- }
-
-
- illegal_tag(t_lineno, t_line, t_cptr)
- int t_lineno;
- char *t_line;
- char *t_cptr;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", illegal tag\n",
- myname, t_lineno, input_file_name);
- print_pos(t_line, t_cptr);
- done(1);
- }
-
-
- illegal_character(c_cptr)
- char *c_cptr;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", illegal character\n",
- myname, lineno, input_file_name);
- print_pos(line, c_cptr);
- done(1);
- }
-
-
- used_reserved(s)
- char *s;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", illegal use of reserved symbol \
- %s\n", myname, lineno, input_file_name, s);
- done(1);
- }
-
-
- tokenized_start(s)
- char *s;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", the start symbol %s cannot be \
- declared to be a token\n", myname, lineno, input_file_name, s);
- done(1);
- }
-
-
- retyped_warning(s)
- char *s;
- {
- fprintf(stderr, "%s: w - line %d of \"%s\", the type of %s has been \
- redeclared\n", myname, lineno, input_file_name, s);
- }
-
-
- reprec_warning(s)
- char *s;
- {
- fprintf(stderr, "%s: w - line %d of \"%s\", the precedence of %s has been \
- redeclared\n", myname, lineno, input_file_name, s);
- }
-
-
- revalued_warning(s)
- char *s;
- {
- fprintf(stderr, "%s: w - line %d of \"%s\", the value of %s has been \
- redeclared\n", myname, lineno, input_file_name, s);
- }
-
-
- terminal_start(s)
- char *s;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", the start symbol %s is a \
- token\n", myname, lineno, input_file_name, s);
- done(1);
- }
-
-
- restarted_warning()
- {
- fprintf(stderr, "%s: w - line %d of \"%s\", the start symbol has been \
- redeclared\n", myname, lineno, input_file_name);
- }
-
-
- no_grammar()
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", no grammar has been \
- specified\n", myname, lineno, input_file_name);
- done(1);
- }
-
-
- terminal_lhs(s_lineno)
- int s_lineno;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", a token appears on the lhs \
- of a production\n", myname, s_lineno, input_file_name);
- done(1);
- }
-
-
- prec_redeclared()
- {
- fprintf(stderr, "%s: w - line %d of \"%s\", conflicting %%prec \
- specifiers\n", myname, lineno, input_file_name);
- }
-
-
- unterminated_action(a_lineno, a_line, a_cptr)
- int a_lineno;
- char *a_line;
- char *a_cptr;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", unterminated action\n",
- myname, a_lineno, input_file_name);
- print_pos(a_line, a_cptr);
- done(1);
- }
-
-
- dollar_warning(a_lineno, i)
- int a_lineno;
- int i;
- {
- fprintf(stderr, "%s: w - line %d of \"%s\", $%d references beyond the \
- end of the current rule\n", myname, a_lineno, input_file_name, i);
- }
-
-
- dollar_error(a_lineno, a_line, a_cptr)
- int a_lineno;
- char *a_line;
- char *a_cptr;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", illegal $-name\n",
- myname, a_lineno, input_file_name);
- print_pos(a_line, a_cptr);
- done(1);
- }
-
-
- untyped_lhs()
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", $$ is untyped\n",
- myname, lineno, input_file_name);
- done(1);
- }
-
-
- untyped_rhs(i, s)
- int i;
- char *s;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", $%d (%s) is untyped\n",
- myname, lineno, input_file_name, i, s);
- done(1);
- }
-
-
- unknown_rhs(i)
- int i;
- {
- fprintf(stderr, "%s: e - line %d of \"%s\", $%d is untyped\n",
- myname, lineno, input_file_name, i);
- done(1);
- }
-
-
- default_action_warning()
- {
- fprintf(stderr, "%s: w - line %d of \"%s\", the default action assigns an \
- undefined value to $$\n", myname, lineno, input_file_name);
- }
-
-
- undefined_goal(s)
- char *s;
- {
- fprintf(stderr, "%s: e - the start symbol %s is undefined\n", myname, s);
- done(1);
- }
-
-
- undefined_symbol_warning(s)
- char *s;
- {
- fprintf(stderr, "%s: w - the symbol %s is undefined\n", myname, s);
- }
-