1 /* $Id: error.c,v 1.9 2011/09/05 23:27:43 tom Exp $ */
3 /* routines for printing error messages */
10 fprintf(stderr, "%s: f - %s\n", myname, msg);
17 fprintf(stderr, "%s: f - out of space\n", myname);
22 open_error(const char *filename)
24 fprintf(stderr, "%s: f - cannot open \"%s\"\n", myname, filename);
31 fprintf(stderr, "%s: e - line %d of \"%s\", missing '}'\n",
32 myname, lineno, input_file_name);
39 fprintf(stderr, "%s: e - line %d of \"%s\", unexpected end-of-file\n",
40 myname, lineno, input_file_name);
45 print_pos(char *st_line, char *st_cptr)
51 for (s = st_line; *s != '\n'; ++s)
53 if (isprint(UCH(*s)) || *s == '\t')
59 for (s = st_line; s < st_cptr; ++s)
71 syntax_error(int st_lineno, char *st_line, char *st_cptr)
73 fprintf(stderr, "%s: e - line %d of \"%s\", syntax error\n",
74 myname, st_lineno, input_file_name);
75 print_pos(st_line, st_cptr);
80 unterminated_comment(int c_lineno, char *c_line, char *c_cptr)
82 fprintf(stderr, "%s: e - line %d of \"%s\", unmatched /*\n",
83 myname, c_lineno, input_file_name);
84 print_pos(c_line, c_cptr);
89 unterminated_string(int s_lineno, char *s_line, char *s_cptr)
91 fprintf(stderr, "%s: e - line %d of \"%s\", unterminated string\n",
92 myname, s_lineno, input_file_name);
93 print_pos(s_line, s_cptr);
98 unterminated_text(int t_lineno, char *t_line, char *t_cptr)
100 fprintf(stderr, "%s: e - line %d of \"%s\", unmatched %%{\n",
101 myname, t_lineno, input_file_name);
102 print_pos(t_line, t_cptr);
107 unterminated_union(int u_lineno, char *u_line, char *u_cptr)
109 fprintf(stderr, "%s: e - line %d of \"%s\", unterminated %%union \
110 declaration\n", myname, u_lineno, input_file_name);
111 print_pos(u_line, u_cptr);
116 over_unionized(char *u_cptr)
118 fprintf(stderr, "%s: e - line %d of \"%s\", too many %%union \
119 declarations\n", myname, lineno, input_file_name);
120 print_pos(line, u_cptr);
125 illegal_tag(int t_lineno, char *t_line, char *t_cptr)
127 fprintf(stderr, "%s: e - line %d of \"%s\", illegal tag\n",
128 myname, t_lineno, input_file_name);
129 print_pos(t_line, t_cptr);
134 illegal_character(char *c_cptr)
136 fprintf(stderr, "%s: e - line %d of \"%s\", illegal character\n",
137 myname, lineno, input_file_name);
138 print_pos(line, c_cptr);
143 used_reserved(char *s)
146 "%s: e - line %d of \"%s\", illegal use of reserved symbol \
147 %s\n", myname, lineno, input_file_name, s);
152 tokenized_start(char *s)
155 "%s: e - line %d of \"%s\", the start symbol %s cannot be \
156 declared to be a token\n", myname, lineno, input_file_name, s);
161 retyped_warning(char *s)
163 fprintf(stderr, "%s: w - line %d of \"%s\", the type of %s has been \
164 redeclared\n", myname, lineno, input_file_name, s);
168 reprec_warning(char *s)
171 "%s: w - line %d of \"%s\", the precedence of %s has been \
172 redeclared\n", myname, lineno, input_file_name, s);
176 revalued_warning(char *s)
178 fprintf(stderr, "%s: w - line %d of \"%s\", the value of %s has been \
179 redeclared\n", myname, lineno, input_file_name, s);
183 terminal_start(char *s)
185 fprintf(stderr, "%s: e - line %d of \"%s\", the start symbol %s is a \
186 token\n", myname, lineno, input_file_name, s);
191 restarted_warning(void)
193 fprintf(stderr, "%s: w - line %d of \"%s\", the start symbol has been \
194 redeclared\n", myname, lineno, input_file_name);
200 fprintf(stderr, "%s: e - line %d of \"%s\", no grammar has been \
201 specified\n", myname, lineno, input_file_name);
206 terminal_lhs(int s_lineno)
208 fprintf(stderr, "%s: e - line %d of \"%s\", a token appears on the lhs \
209 of a production\n", myname, s_lineno, input_file_name);
214 prec_redeclared(void)
216 fprintf(stderr, "%s: w - line %d of \"%s\", conflicting %%prec \
217 specifiers\n", myname, lineno, input_file_name);
221 unterminated_action(int a_lineno, char *a_line, char *a_cptr)
223 fprintf(stderr, "%s: e - line %d of \"%s\", unterminated action\n",
224 myname, a_lineno, input_file_name);
225 print_pos(a_line, a_cptr);
230 dollar_warning(int a_lineno, int i)
232 fprintf(stderr, "%s: w - line %d of \"%s\", $%d references beyond the \
233 end of the current rule\n", myname, a_lineno, input_file_name, i);
237 dollar_error(int a_lineno, char *a_line, char *a_cptr)
239 fprintf(stderr, "%s: e - line %d of \"%s\", illegal $-name\n",
240 myname, a_lineno, input_file_name);
241 print_pos(a_line, a_cptr);
248 fprintf(stderr, "%s: e - line %d of \"%s\", $$ is untyped\n",
249 myname, lineno, input_file_name);
254 untyped_rhs(int i, char *s)
256 fprintf(stderr, "%s: e - line %d of \"%s\", $%d (%s) is untyped\n",
257 myname, lineno, input_file_name, i, s);
264 fprintf(stderr, "%s: e - line %d of \"%s\", $%d is untyped\n",
265 myname, lineno, input_file_name, i);
270 default_action_warning(void)
273 "%s: w - line %d of \"%s\", the default action assigns an \
274 undefined value to $$\n", myname, lineno, input_file_name);
278 undefined_goal(char *s)
280 fprintf(stderr, "%s: e - the start symbol %s is undefined\n", myname, s);
285 undefined_symbol_warning(char *s)
287 fprintf(stderr, "%s: w - the symbol %s is undefined\n", myname, s);