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Crrected a flow control error that caused the wrong error message when 

load-module() didn't find a built-in or frozen module.  Also got rid
of is_frozen(), which duplicated the functionality of
find_frozen()!=NULL.
This commit is contained in:
Guido van Rossum 1997-09-09 18:53:47 +00:00
parent b95901ec2e
commit a86f77d4dd
1 changed files with 6 additions and 22 deletions
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28
Python/import.c
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@ -546,6 +546,7 @@ load_source_module(name, pathname, fp)
static PyObject *load_module Py_PROTO((char *, FILE *, char *, int));
static struct filedescr *find_module Py_PROTO((char *, PyObject *,
char *, int, FILE **));
static struct _frozen *find_frozen Py_PROTO((char *name));
/* Load a package and return its module object WITH INCREMENTED
REFERENCE COUNT */
@ -622,22 +623,6 @@ is_builtin(name)
return 0;
}
/* Helper to test for frozen module */
static int
is_frozen(name)
char *name;
{
struct _frozen *p;
for (p = PyImport_FrozenModules; ; p++) {
if (p->name == NULL)
break;
if (strcmp(p->name, name) == 0)
return 1;
}
return 0;
}
/* Search the path (default sys.path) for a module. Return the
corresponding filedescr struct, and (via return arguments) the
@ -666,7 +651,7 @@ find_module(name, path, buf, buflen, p_fp)
static struct filedescr fd = {"", "", C_BUILTIN};
return &fd;
}
if (is_frozen(name)) {
if (find_frozen(name) != NULL) {
static struct filedescr fd = {"", "", PY_FROZEN};
return &fd;
}
@ -837,14 +822,14 @@ load_module(name, fp, buf, type)
else
err = PyImport_ImportFrozenModule(name);
if (err < 0)
goto failure;
return NULL;
if (err == 0) {
PyErr_Format(PyExc_ImportError,
"Purported %s module %.200s not found",
type == C_BUILTIN ?
"builtin" : "frozen",
name);
goto failure;
return NULL;
}
modules = PyImport_GetModuleDict();
m = PyDict_GetItemString(modules, name);
@ -855,13 +840,12 @@ load_module(name, fp, buf, type)
type == C_BUILTIN ?
"builtin" : "frozen",
name);
goto failure;
return NULL;
}
Py_INCREF(m);
break;
default:
failure:
PyErr_Format(PyExc_ImportError,
"Don't know how to import %.200s (type code %d)",
name, type);
@ -1636,7 +1620,7 @@ imp_is_frozen(self, args)
char *name;
if (!PyArg_ParseTuple(args, "s", &name))
return NULL;
return PyInt_FromLong(is_frozen(name));
return PyInt_FromLong(find_frozen(name) != NULL);
}
static FILE *