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widl: Protect from duplicated method names in C-style vtable struct.

This commit is contained in:
Nikolay Sivov 2012-07-27 19:18:04 +04:00 committed by Alexandre Julliard
parent 6530e8a963
commit 0bc5e7a62a
1 changed files with 26 additions and 1 deletions
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25
tools/widl/header.c
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@ -816,6 +816,28 @@ const var_t *is_callas(const attr_list_t *a)
return get_attrp(a, ATTR_CALLAS);
}
static int is_inherited_method(const type_t *iface, const var_t *func)
{
while ((iface = type_iface_get_inherit(iface)))
{
const statement_t *stmt;
STATEMENTS_FOR_EACH_FUNC(stmt, type_iface_get_stmts(iface))
{
const var_t *funccmp = stmt->u.var;
if (!is_callas(func->attrs))
{
char inherit_name[256];
/* compare full name including property prefix */
strcpy(inherit_name, get_name(funccmp));
if (!strcmp(inherit_name, get_name(func))) return 1;
}
}
}
return 0;
}
static void write_method_macro(FILE *header, const type_t *iface, const char *name)
{
const statement_t *stmt;
@ -967,6 +989,9 @@ static void do_write_c_method_def(FILE *header, const type_t *iface, const char
if (!callconv) callconv = "STDMETHODCALLTYPE";
indent(header, 0);
write_type_decl_left(header, type_function_get_rettype(func->type));
if (is_inherited_method(iface, func))
fprintf(header, " (%s *%s_%s)(\n", callconv, iface->name, func->name);
else
fprintf(header, " (%s *%s)(\n", callconv, get_name(func));
write_args(header, type_get_function_args(func->type), name, 1, TRUE);
fprintf(header, ");\n");