1 /* $NetBSD: error.c,v 1.8 2013/04/06 14:52:24 christos Exp $ */
6 __RCSID("$NetBSD: error.c,v 1.8 2013/04/06 14:52:24 christos Exp $");
7 /* Id: error.c,v 1.9 2011/09/05 23:27:43 tom Exp */
9 /* routines for printing error messages */
12 fatal(const char *msg
)
14 fprintf(stderr
, "%s: f - %s\n", myname
, msg
);
21 fprintf(stderr
, "%s: f - out of space\n", myname
);
26 open_error(const char *filename
)
28 fprintf(stderr
, "%s: f - cannot open \"%s\"\n", myname
, filename
);
35 fprintf(stderr
, "%s: e - line %d of \"%s\", missing '}'\n",
36 myname
, lineno
, input_file_name
);
43 fprintf(stderr
, "%s: e - line %d of \"%s\", unexpected end-of-file\n",
44 myname
, lineno
, input_file_name
);
49 print_pos(char *st_line
, char *st_cptr
)
55 for (s
= st_line
; *s
!= '\n'; ++s
)
57 if (isprint(UCH(*s
)) || *s
== '\t')
63 for (s
= st_line
; s
< st_cptr
; ++s
)
75 syntax_error(int st_lineno
, char *st_line
, char *st_cptr
)
77 fprintf(stderr
, "%s: e - line %d of \"%s\", syntax error\n",
78 myname
, st_lineno
, input_file_name
);
79 print_pos(st_line
, st_cptr
);
84 unterminated_comment(int c_lineno
, char *c_line
, char *c_cptr
)
86 fprintf(stderr
, "%s: e - line %d of \"%s\", unmatched /*\n",
87 myname
, c_lineno
, input_file_name
);
88 print_pos(c_line
, c_cptr
);
93 unterminated_string(int s_lineno
, char *s_line
, char *s_cptr
)
95 fprintf(stderr
, "%s: e - line %d of \"%s\", unterminated string\n",
96 myname
, s_lineno
, input_file_name
);
97 print_pos(s_line
, s_cptr
);
102 unterminated_text(int t_lineno
, char *t_line
, char *t_cptr
)
104 fprintf(stderr
, "%s: e - line %d of \"%s\", unmatched %%{\n",
105 myname
, t_lineno
, input_file_name
);
106 print_pos(t_line
, t_cptr
);
111 unterminated_union(int u_lineno
, char *u_line
, char *u_cptr
)
113 fprintf(stderr
, "%s: e - line %d of \"%s\", unterminated %%union \
114 declaration\n", myname
, u_lineno
, input_file_name
);
115 print_pos(u_line
, u_cptr
);
120 over_unionized(char *u_cptr
)
122 fprintf(stderr
, "%s: e - line %d of \"%s\", too many %%union \
123 declarations\n", myname
, lineno
, input_file_name
);
124 print_pos(line
, u_cptr
);
129 illegal_tag(int t_lineno
, char *t_line
, char *t_cptr
)
131 fprintf(stderr
, "%s: e - line %d of \"%s\", illegal tag\n",
132 myname
, t_lineno
, input_file_name
);
133 print_pos(t_line
, t_cptr
);
138 illegal_character(char *c_cptr
)
140 fprintf(stderr
, "%s: e - line %d of \"%s\", illegal character\n",
141 myname
, lineno
, input_file_name
);
142 print_pos(line
, c_cptr
);
147 used_reserved(char *s
)
150 "%s: e - line %d of \"%s\", illegal use of reserved symbol \
151 %s\n", myname
, lineno
, input_file_name
, s
);
156 tokenized_start(char *s
)
159 "%s: e - line %d of \"%s\", the start symbol %s cannot be \
160 declared to be a token\n", myname
, lineno
, input_file_name
, s
);
165 retyped_warning(char *s
)
167 fprintf(stderr
, "%s: w - line %d of \"%s\", the type of %s has been \
168 redeclared\n", myname
, lineno
, input_file_name
, s
);
172 reprec_warning(char *s
)
175 "%s: w - line %d of \"%s\", the precedence of %s has been \
176 redeclared\n", myname
, lineno
, input_file_name
, s
);
180 revalued_warning(char *s
)
182 fprintf(stderr
, "%s: w - line %d of \"%s\", the value of %s has been \
183 redeclared\n", myname
, lineno
, input_file_name
, s
);
187 terminal_start(char *s
)
189 fprintf(stderr
, "%s: e - line %d of \"%s\", the start symbol %s is a \
190 token\n", myname
, lineno
, input_file_name
, s
);
195 restarted_warning(void)
197 fprintf(stderr
, "%s: w - line %d of \"%s\", the start symbol has been \
198 redeclared\n", myname
, lineno
, input_file_name
);
204 fprintf(stderr
, "%s: e - line %d of \"%s\", no grammar has been \
205 specified\n", myname
, lineno
, input_file_name
);
210 terminal_lhs(int s_lineno
)
212 fprintf(stderr
, "%s: e - line %d of \"%s\", a token appears on the lhs \
213 of a production\n", myname
, s_lineno
, input_file_name
);
218 prec_redeclared(void)
220 fprintf(stderr
, "%s: w - line %d of \"%s\", conflicting %%prec \
221 specifiers\n", myname
, lineno
, input_file_name
);
225 unterminated_action(int a_lineno
, char *a_line
, char *a_cptr
)
227 fprintf(stderr
, "%s: e - line %d of \"%s\", unterminated action\n",
228 myname
, a_lineno
, input_file_name
);
229 print_pos(a_line
, a_cptr
);
234 dollar_warning(int a_lineno
, int i
)
236 fprintf(stderr
, "%s: w - line %d of \"%s\", $%d references beyond the \
237 end of the current rule\n", myname
, a_lineno
, input_file_name
, i
);
241 dollar_error(int a_lineno
, char *a_line
, char *a_cptr
)
243 fprintf(stderr
, "%s: e - line %d of \"%s\", illegal $-name\n",
244 myname
, a_lineno
, input_file_name
);
245 print_pos(a_line
, a_cptr
);
252 fprintf(stderr
, "%s: e - line %d of \"%s\", $$ is untyped\n",
253 myname
, lineno
, input_file_name
);
258 untyped_rhs(int i
, char *s
)
260 fprintf(stderr
, "%s: e - line %d of \"%s\", $%d (%s) is untyped\n",
261 myname
, lineno
, input_file_name
, i
, s
);
268 fprintf(stderr
, "%s: e - line %d of \"%s\", $%d is untyped\n",
269 myname
, lineno
, input_file_name
, i
);
274 default_action_warning(void)
277 "%s: w - line %d of \"%s\", the default action assigns an \
278 undefined value to $$\n", myname
, lineno
, input_file_name
);
282 undefined_goal(char *s
)
284 fprintf(stderr
, "%s: e - the start symbol %s is undefined\n", myname
, s
);
289 undefined_symbol_warning(char *s
)
291 fprintf(stderr
, "%s: w - the symbol %s is undefined\n", myname
, s
);