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Create new and use new print_error that uses printf style formatting.

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yyerror is meant to be called by the parser internal code, and it's interface
is limited. Instead create and call a new error message routine that allows
formatted strings to be used.

yyerror uses the new routine so error formatting remains consistent.

Signed-of-by: John Bonesio <bones@secretlab.ca>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
John Bonesio 2010-10-20 14:44:58 -07:00 • committed by Grant Likely
parent 8773e12fa9
commit c0fa2e6d4e
3 changed files with 33 additions and 18 deletions
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28
dtc-parser.y
View file

@ -27,6 +27,7 @@
YYLTYPE yylloc;
extern int yylex(void);
extern void print_error(char const *fmt, ...);
extern void yyerror(char const *s);
extern struct boot_info *the_boot_info;
@ -136,8 +137,7 @@ devicetree:
if (target)
merge_nodes(target, $3);
else
yyerror("label does not exist in "
" node redefinition");
print_error("label, '%s' not found", $2);
$$ = $1;
}
;
@ -200,8 +200,7 @@ propdata:
if ($6 != 0)
if (fseek(f, $6, SEEK_SET) != 0)
srcpos_error(&yylloc,
"Couldn't seek to offset %llu in \"%s\": %s",
print_error("Couldn't seek to offset %llu in \"%s\": %s",
(unsigned long long)$6,
$4.val,
strerror(errno));
@ -295,7 +294,7 @@ subnodes:
}
| subnode propdef
{
yyerror("syntax error: properties must precede subnodes");
print_error("syntax error: properties must precede subnodes");
YYERROR;
}
;
@ -314,12 +313,21 @@ subnode:
%%
void yyerror(char const *s)
void print_error(char const *fmt, ...)
{
srcpos_error(&yylloc, "%s", s);
va_list va;
va_start(va, fmt);
srcpos_verror(&yylloc, fmt, va);
va_end(va);
treesource_error = 1;
}
void yyerror(char const *s) {
print_error("%s", s);
}
static unsigned long long eval_literal(const char *s, int base, int bits)
{
unsigned long long val;
@ -328,11 +336,11 @@ static unsigned long long eval_literal(const char *s, int base, int bits)
errno = 0;
val = strtoull(s, &e, base);
if (*e)
yyerror("bad characters in literal");
print_error("bad characters in literal");
else if ((errno == ERANGE)
|| ((bits < 64) && (val >= (1ULL << bits))))
yyerror("literal out of range");
print_error("literal out of range");
else if (errno != 0)
yyerror("bad literal");
print_error("bad literal");
return val;
}