2016-02-18 07:11:59 -08:00
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/**************************************************************************/
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/* */
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/* OCaml */
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/* */
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/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
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/* */
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/* Copyright 1996 Institut National de Recherche en Informatique et */
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/* en Automatique. */
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/* */
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/* All rights reserved. This file is distributed under the terms of */
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/* the GNU Lesser General Public License version 2.1, with the */
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/* special exception on linking described in the file LICENSE. */
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/* */
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/**************************************************************************/
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1995-08-09 08:06:35 -07:00
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1995-08-09 08:25:52 -07:00
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/* Based on public-domain code from Berkeley Yacc */
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1995-05-04 03:15:53 -07:00
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/* routines for printing error messages */
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#include "defs.h"
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2019-04-16 09:37:17 -07:00
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/* String displayed if we can't malloc a buffer for the UTF-8 conversion */
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static char *unknown = "<unknown; out of memory>";
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1997-09-02 05:55:01 -07:00
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void fatal(char *msg)
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1995-05-04 03:15:53 -07:00
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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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1997-09-02 05:55:01 -07:00
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void no_space(void)
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1995-05-04 03:15:53 -07:00
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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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2019-04-16 09:37:17 -07:00
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void open_error(char_os *filename)
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1995-05-04 03:15:53 -07:00
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{
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2019-04-16 09:37:17 -07:00
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char *u8 = caml_stat_strdup_of_os(filename);
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fprintf(stderr, "%s: f - cannot open \"%s\"\n", myname, (u8 ? u8 : unknown));
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1995-05-04 03:15:53 -07:00
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done(2);
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}
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1997-09-02 05:55:01 -07:00
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void unexpected_EOF(void)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: unexpected end-of-file\n",
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virtual_input_file_name, lineno);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void print_pos(char *st_line, char *st_cptr)
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1995-05-04 03:15:53 -07:00
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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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2004-06-12 04:59:11 -07:00
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if (isprint((unsigned char) *s) || *s == '\t')
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2001-07-12 05:54:24 -07:00
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putc(*s, stderr);
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else
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putc('?', stderr);
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1995-05-04 03:15:53 -07:00
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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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2001-07-12 05:54:24 -07:00
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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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1995-05-04 03:15:53 -07:00
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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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1997-09-02 05:55:01 -07:00
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void syntax_error(int st_lineno, char *st_line, char *st_cptr)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: syntax error\n",
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virtual_input_file_name, st_lineno);
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1995-05-04 03:15:53 -07:00
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print_pos(st_line, st_cptr);
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void unterminated_comment(int c_lineno, char *c_line, char *c_cptr)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: unmatched /*\n",
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virtual_input_file_name, c_lineno);
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1995-05-04 03:15:53 -07:00
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print_pos(c_line, c_cptr);
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void unterminated_string(int s_lineno, char *s_line, char *s_cptr)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: unterminated string\n",
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virtual_input_file_name, s_lineno);
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1995-05-04 03:15:53 -07:00
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print_pos(s_line, s_cptr);
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void unterminated_text(int t_lineno, char *t_line, char *t_cptr)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: unmatched %%{\n",
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virtual_input_file_name, t_lineno);
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1995-05-04 03:15:53 -07:00
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print_pos(t_line, t_cptr);
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void illegal_tag(int t_lineno, char *t_line, char *t_cptr)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: illegal tag\n",
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virtual_input_file_name, t_lineno);
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1995-05-04 03:15:53 -07:00
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print_pos(t_line, t_cptr);
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void illegal_character(char *c_cptr)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: illegal character\n",
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virtual_input_file_name, lineno);
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1995-05-04 03:15:53 -07:00
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print_pos(line, c_cptr);
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void used_reserved(char *s)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: illegal use of reserved symbol \
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`%s'\n", virtual_input_file_name, lineno, s);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void tokenized_start(char *s)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: the start symbol `%s' cannot \
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be declared to be a token\n", virtual_input_file_name, lineno, s);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void retyped_warning(char *s)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: warning: the type of `%s' has been \
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redeclared\n", virtual_input_file_name, lineno, s);
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1995-05-04 03:15:53 -07:00
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}
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1997-09-02 05:55:01 -07:00
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void reprec_warning(char *s)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: warning: the precedence of `%s' has \
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been redeclared\n", virtual_input_file_name, lineno, s);
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1995-05-04 03:15:53 -07:00
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}
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1997-09-02 05:55:01 -07:00
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void revalued_warning(char *s)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: warning: the value of `%s' has been \
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redeclared\n", virtual_input_file_name, lineno, s);
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1995-05-04 03:15:53 -07:00
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}
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1997-09-02 05:55:01 -07:00
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void terminal_start(char *s)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: the entry point `%s' is a \
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token\n", virtual_input_file_name, lineno, s);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void too_many_entries(void)
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1995-05-04 03:15:53 -07:00
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{
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2019-12-26 02:02:13 -08:00
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fprintf(stderr, "File \"%s\", line %d: more than %u entry points\n",
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virtual_input_file_name, lineno, MAX_ENTRY_POINT);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void no_grammar(void)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: no grammar has been specified\n",
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virtual_input_file_name, lineno);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void terminal_lhs(int s_lineno)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: a token appears on the lhs \
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of a production\n", virtual_input_file_name, s_lineno);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void prec_redeclared(void)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: warning: conflicting %%prec \
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specifiers\n", virtual_input_file_name, lineno);
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1995-05-04 03:15:53 -07:00
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}
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1997-09-02 05:55:01 -07:00
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void unterminated_action(int a_lineno, char *a_line, char *a_cptr)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: unterminated action\n",
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virtual_input_file_name, a_lineno);
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1995-05-04 03:15:53 -07:00
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print_pos(a_line, a_cptr);
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void dollar_warning(int a_lineno, int i)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: warning: $%d references beyond the \
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end of the current rule\n", virtual_input_file_name, a_lineno, i);
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1995-05-04 03:15:53 -07:00
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}
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1997-09-02 05:55:01 -07:00
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void dollar_error(int a_lineno, char *a_line, char *a_cptr)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: illegal $-name\n",
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virtual_input_file_name, a_lineno);
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1995-05-04 03:15:53 -07:00
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print_pos(a_line, a_cptr);
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void untyped_lhs(void)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: $$ is untyped\n",
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virtual_input_file_name, lineno);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void untyped_rhs(int i, char *s)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: $%d (%s) is untyped\n",
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virtual_input_file_name, lineno, i, s);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void unknown_rhs(int i)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: $%d is unbound\n",
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virtual_input_file_name, lineno, i);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void illegal_token_ref(int i, char *name)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: $%d refers to terminal `%s', \
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which has no argument\n",
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virtual_input_file_name, lineno, i, name);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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1997-09-02 05:55:01 -07:00
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void default_action_error(void)
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1995-05-04 03:15:53 -07:00
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{
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2004-11-02 02:48:14 -08:00
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fprintf(stderr, "File \"%s\", line %d: no action specified for this \
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production\n",
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virtual_input_file_name, lineno);
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1995-08-08 06:37:34 -07:00
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done(1);
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1995-05-04 03:15:53 -07:00
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}
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1997-09-02 05:55:01 -07:00
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void undefined_goal(char *s)
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1995-05-04 03:15:53 -07:00
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{
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2004-08-10 06:00:55 -07:00
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fprintf(stderr, "%s: e - the start symbol `%s' is undefined\n", myname, s);
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1995-05-04 03:15:53 -07:00
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done(1);
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}
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2002-11-05 08:33:46 -08:00
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void undefined_symbol(char *s)
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1995-05-04 03:15:53 -07:00
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{
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2004-08-10 06:00:55 -07:00
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fprintf(stderr, "%s: e - the symbol `%s' is undefined\n", myname, s);
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2002-11-05 08:33:46 -08:00
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done(1);
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1995-05-04 03:15:53 -07:00
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}
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1997-09-02 05:55:01 -07:00
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void entry_without_type(char *s)
|
1995-05-04 03:15:53 -07:00
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{
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fprintf(stderr,
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2004-08-10 06:00:55 -07:00
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|
"%s: e - no type has been declared for the start symbol `%s'\n",
|
1995-05-04 03:15:53 -07:00
|
|
|
myname, s);
|
|
|
|
done(1);
|
|
|
|
}
|
2003-07-17 07:51:43 -07:00
|
|
|
|
|
|
|
void polymorphic_entry_point(char *s)
|
|
|
|
{
|
|
|
|
fprintf(stderr,
|
2004-08-10 06:00:55 -07:00
|
|
|
"%s: e - the start symbol `%s' has a polymorphic type\n",
|
2003-07-17 07:51:43 -07:00
|
|
|
myname, s);
|
|
|
|
done(1);
|
|
|
|
}
|
2016-05-31 12:20:46 -07:00
|
|
|
|
|
|
|
void forbidden_conflicts(void)
|
|
|
|
{
|
|
|
|
fprintf(stderr,
|
2016-06-22 01:03:29 -07:00
|
|
|
"%s: the grammar has conflicts, but --strict was specified\n",
|
2016-05-31 12:20:46 -07:00
|
|
|
myname);
|
|
|
|
done(1);
|
|
|
|
}
|