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Added compare operations for functions and code objects.

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(Also hash, but it doesn't work yet.)
This commit is contained in:
Guido van Rossum 1993-11-05 10:20:10 +00:00
parent 4199facacd
commit 2e8f8a398e
2 changed files with 57 additions and 2 deletions
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27
Objects/funcobject.c
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@ -106,6 +106,27 @@ func_repr(op)
return newstringobject(buf);
}
static int
func_compare(f, g)
funcobject *f, *g;
{
if (f->func_globals != g->func_globals)
return (f->func_globals < g->func_globals) ? -1 : 1;
return cmpobject(f->func_code, g->func_code);
}
static long
func_hash(f)
funcobject *f;
{
long h;
h = hashobject(f->func_code);
if (h == -1) return h;
h = h ^ (long)f->func_globals;
if (h == -1) h = -2;
return h;
}
typeobject Functype = {
OB_HEAD_INIT(&Typetype)
0,
@ -116,6 +137,10 @@ typeobject Functype = {
0, /*tp_print*/
func_getattr, /*tp_getattr*/
0, /*tp_setattr*/
0, /*tp_compare*/
func_compare, /*tp_compare*/
func_repr, /*tp_repr*/
0, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
func_hash, /*tp_hash*/
};