mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-24 11:29:10 +00:00
0c8de5b03c
Among all the modifications, this new byacc also solves a 14 year old bug [1] PR: bin/23254 [1] Submitted by: marka@nominum.com [1] MFC after: 3 weeks
403 lines
8.9 KiB
C
403 lines
8.9 KiB
C
/* $Id: error.c,v 1.11 2014/04/07 22:22:49 tom Exp $ */
|
|
|
|
/* routines for printing error messages */
|
|
|
|
#include "defs.h"
|
|
|
|
void
|
|
fatal(const char *msg)
|
|
{
|
|
fprintf(stderr, "%s: f - %s\n", myname, msg);
|
|
done(2);
|
|
}
|
|
|
|
void
|
|
no_space(void)
|
|
{
|
|
fprintf(stderr, "%s: f - out of space\n", myname);
|
|
done(2);
|
|
}
|
|
|
|
void
|
|
open_error(const char *filename)
|
|
{
|
|
fprintf(stderr, "%s: f - cannot open \"%s\"\n", myname, filename);
|
|
done(2);
|
|
}
|
|
|
|
void
|
|
missing_brace(void)
|
|
{
|
|
fprintf(stderr, "%s: e - line %d of \"%s\", missing '}'\n",
|
|
myname, lineno, input_file_name);
|
|
done(1);
|
|
}
|
|
|
|
void
|
|
unexpected_EOF(void)
|
|
{
|
|
fprintf(stderr, "%s: e - line %d of \"%s\", unexpected end-of-file\n",
|
|
myname, lineno, input_file_name);
|
|
done(1);
|
|
}
|
|
|
|
static void
|
|
print_pos(const char *st_line, const char *st_cptr)
|
|
{
|
|
const char *s;
|
|
|
|
if (st_line == 0)
|
|
return;
|
|
for (s = st_line; *s != '\n'; ++s)
|
|
{
|
|
if (isprint(UCH(*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);
|
|
}
|
|
|
|
void
|
|
syntax_error(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);
|
|
}
|
|
|
|
void
|
|
unterminated_comment(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);
|
|
}
|
|
|
|
void
|
|
unterminated_string(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);
|
|
}
|
|
|
|
void
|
|
unterminated_text(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);
|
|
}
|
|
|
|
void
|
|
unterminated_union(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);
|
|
}
|
|
|
|
void
|
|
over_unionized(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);
|
|
}
|
|
|
|
void
|
|
illegal_tag(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);
|
|
}
|
|
|
|
void
|
|
illegal_character(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);
|
|
}
|
|
|
|
void
|
|
used_reserved(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);
|
|
}
|
|
|
|
void
|
|
tokenized_start(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);
|
|
}
|
|
|
|
void
|
|
retyped_warning(char *s)
|
|
{
|
|
fprintf(stderr, "%s: w - line %d of \"%s\", the type of %s has been \
|
|
redeclared\n", myname, lineno, input_file_name, s);
|
|
}
|
|
|
|
void
|
|
reprec_warning(char *s)
|
|
{
|
|
fprintf(stderr,
|
|
"%s: w - line %d of \"%s\", the precedence of %s has been \
|
|
redeclared\n", myname, lineno, input_file_name, s);
|
|
}
|
|
|
|
void
|
|
revalued_warning(char *s)
|
|
{
|
|
fprintf(stderr, "%s: w - line %d of \"%s\", the value of %s has been \
|
|
redeclared\n", myname, lineno, input_file_name, s);
|
|
}
|
|
|
|
void
|
|
terminal_start(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);
|
|
}
|
|
|
|
void
|
|
restarted_warning(void)
|
|
{
|
|
fprintf(stderr, "%s: w - line %d of \"%s\", the start symbol has been \
|
|
redeclared\n", myname, lineno, input_file_name);
|
|
}
|
|
|
|
void
|
|
no_grammar(void)
|
|
{
|
|
fprintf(stderr, "%s: e - line %d of \"%s\", no grammar has been \
|
|
specified\n", myname, lineno, input_file_name);
|
|
done(1);
|
|
}
|
|
|
|
void
|
|
terminal_lhs(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);
|
|
}
|
|
|
|
void
|
|
prec_redeclared(void)
|
|
{
|
|
fprintf(stderr, "%s: w - line %d of \"%s\", conflicting %%prec \
|
|
specifiers\n", myname, lineno, input_file_name);
|
|
}
|
|
|
|
void
|
|
unterminated_action(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);
|
|
}
|
|
|
|
void
|
|
dollar_warning(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);
|
|
}
|
|
|
|
void
|
|
dollar_error(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);
|
|
}
|
|
|
|
void
|
|
untyped_lhs(void)
|
|
{
|
|
fprintf(stderr, "%s: e - line %d of \"%s\", $$ is untyped\n",
|
|
myname, lineno, input_file_name);
|
|
done(1);
|
|
}
|
|
|
|
void
|
|
untyped_rhs(int i, char *s)
|
|
{
|
|
fprintf(stderr, "%s: e - line %d of \"%s\", $%d (%s) is untyped\n",
|
|
myname, lineno, input_file_name, i, s);
|
|
done(1);
|
|
}
|
|
|
|
void
|
|
unknown_rhs(int i)
|
|
{
|
|
fprintf(stderr, "%s: e - line %d of \"%s\", $%d is untyped\n",
|
|
myname, lineno, input_file_name, i);
|
|
done(1);
|
|
}
|
|
|
|
void
|
|
default_action_warning(void)
|
|
{
|
|
fprintf(stderr,
|
|
"%s: w - line %d of \"%s\", the default action assigns an \
|
|
undefined value to $$\n", myname, lineno, input_file_name);
|
|
}
|
|
|
|
void
|
|
undefined_goal(char *s)
|
|
{
|
|
fprintf(stderr, "%s: e - the start symbol %s is undefined\n", myname, s);
|
|
done(1);
|
|
}
|
|
|
|
void
|
|
undefined_symbol_warning(char *s)
|
|
{
|
|
fprintf(stderr, "%s: w - the symbol %s is undefined\n", myname, s);
|
|
}
|
|
|
|
#if ! defined(YYBTYACC)
|
|
void
|
|
unsupported_flag_warning(const char *flag, const char *details)
|
|
{
|
|
fprintf(stderr, "%s: w - %s flag unsupported, %s\n",
|
|
myname, flag, details);
|
|
}
|
|
#endif
|
|
|
|
#if defined(YYBTYACC)
|
|
void
|
|
at_warning(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);
|
|
}
|
|
|
|
void
|
|
at_error(int a_lineno, char *a_line, char *a_cptr)
|
|
{
|
|
fprintf(stderr,
|
|
"%s: e - line %d of \"%s\", illegal @$ or @N reference\n",
|
|
myname, a_lineno, input_file_name);
|
|
print_pos(a_line, a_cptr);
|
|
done(1);
|
|
}
|
|
|
|
void
|
|
unterminated_arglist(int a_lineno, char *a_line, char *a_cptr)
|
|
{
|
|
fprintf(stderr,
|
|
"%s: e - line %d of \"%s\", unterminated argument list\n",
|
|
myname, a_lineno, input_file_name);
|
|
print_pos(a_line, a_cptr);
|
|
done(1);
|
|
}
|
|
|
|
void
|
|
arg_number_disagree_warning(int a_lineno, char *a_name)
|
|
{
|
|
fprintf(stderr, "%s: w - line %d of \"%s\", number of arguments of %s "
|
|
"doesn't agree with previous declaration\n",
|
|
myname, a_lineno, input_file_name, a_name);
|
|
}
|
|
|
|
void
|
|
bad_formals(void)
|
|
{
|
|
fprintf(stderr, "%s: e - line %d of \"%s\", bad formal argument list\n",
|
|
myname, lineno, input_file_name);
|
|
print_pos(line, cptr);
|
|
done(1);
|
|
}
|
|
|
|
void
|
|
arg_type_disagree_warning(int a_lineno, int i, char *a_name)
|
|
{
|
|
fprintf(stderr, "%s: w - line %d of \"%s\", type of argument %d "
|
|
"to %s doesn't agree with previous declaration\n",
|
|
myname, a_lineno, input_file_name, i, a_name);
|
|
}
|
|
|
|
void
|
|
unknown_arg_warning(int d_lineno, const char *dlr_opt, const char *d_arg, const char
|
|
*d_line, const char *d_cptr)
|
|
{
|
|
fprintf(stderr, "%s: w - line %d of \"%s\", unknown argument %s%s\n",
|
|
myname, d_lineno, input_file_name, dlr_opt, d_arg);
|
|
print_pos(d_line, d_cptr);
|
|
}
|
|
|
|
void
|
|
untyped_arg_warning(int a_lineno, const char *dlr_opt, const char *a_name)
|
|
{
|
|
fprintf(stderr, "%s: w - line %d of \"%s\", untyped argument %s%s\n",
|
|
myname, a_lineno, input_file_name, dlr_opt, a_name);
|
|
}
|
|
|
|
void
|
|
wrong_number_args_warning(const char *which, const char *a_name)
|
|
{
|
|
fprintf(stderr,
|
|
"%s: w - line %d of \"%s\", wrong number of %sarguments for %s\n",
|
|
myname, lineno, input_file_name, which, a_name);
|
|
print_pos(line, cptr);
|
|
}
|
|
|
|
void
|
|
wrong_type_for_arg_warning(int i, char *a_name)
|
|
{
|
|
fprintf(stderr,
|
|
"%s: w - line %d of \"%s\", wrong type for default argument %d to %s\n",
|
|
myname, lineno, input_file_name, i, a_name);
|
|
print_pos(line, cptr);
|
|
}
|
|
|
|
void
|
|
start_requires_args(char *a_name)
|
|
{
|
|
fprintf(stderr,
|
|
"%s: w - line %d of \"%s\", start symbol %s requires arguments\n",
|
|
myname, 0, input_file_name, a_name);
|
|
|
|
}
|
|
|
|
void
|
|
destructor_redeclared_warning(int a_lineno, char *a_line, char *a_cptr)
|
|
{
|
|
fprintf(stderr, "%s: w - line %d of \"%s\", destructor redeclared\n",
|
|
myname, a_lineno, input_file_name);
|
|
print_pos(a_line, a_cptr);
|
|
}
|
|
#endif
|