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genksyms: Minor parser cleanup

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Move the identical logic for recording a struct/union/enum definition to
a function.
This commit is contained in:
Michal Marek 2011-10-08 00:48:29 +02:00
parent cd96ea3a4f
commit b06fcd6c83
1 changed files with 15 additions and 18 deletions
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33
scripts/genksyms/parse.y
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@ -51,6 +51,18 @@ remove_list(struct string_list **pb, struct string_list **pe)
free_list(b, e); free_list(b, e);
} }
/* Record definition of a struct/union/enum */
static void record_compound(struct string_list **keyw,
struct string_list **ident,
struct string_list **body,
enum symbol_type type)
{
struct string_list *b = *body, *i = *ident, *r;
r = copy_node(i); r->tag = type;
r->next = (*keyw)->next; *body = r; (*keyw)->next = NULL;
add_symbol(i->string, type, b, is_extern);
}
%} %}
%token ASM_KEYW %token ASM_KEYW
@ -215,26 +227,11 @@ type_specifier:
/* Full definitions of an s/u/e. Record it. */ /* Full definitions of an s/u/e. Record it. */
| STRUCT_KEYW IDENT class_body | STRUCT_KEYW IDENT class_body
{ struct string_list *s = *$3, *i = *$2, *r; { record_compound($1, $2, $3, SYM_STRUCT); $$ = $3; }
r = copy_node(i); r->tag = SYM_STRUCT;
r->next = (*$1)->next; *$3 = r; (*$1)->next = NULL;
add_symbol(i->string, SYM_STRUCT, s, is_extern);
$$ = $3;
}
| UNION_KEYW IDENT class_body | UNION_KEYW IDENT class_body
{ struct string_list *s = *$3, *i = *$2, *r; { record_compound($1, $2, $3, SYM_UNION); $$ = $3; }
r = copy_node(i); r->tag = SYM_UNION;
r->next = (*$1)->next; *$3 = r; (*$1)->next = NULL;
add_symbol(i->string, SYM_UNION, s, is_extern);
$$ = $3;
}
| ENUM_KEYW IDENT enum_body | ENUM_KEYW IDENT enum_body
{ struct string_list *s = *$3, *i = *$2, *r; { record_compound($1, $2, $3, SYM_ENUM); $$ = $3; }
r = copy_node(i); r->tag = SYM_ENUM;
r->next = (*$1)->next; *$3 = r; (*$1)->next = NULL;
add_symbol(i->string, SYM_ENUM, s, is_extern);
$$ = $3;
}
/* /*
* Anonymous enum definition. Tell add_symbol() to restart its counter. * Anonymous enum definition. Tell add_symbol() to restart its counter.
*/ */