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Patch by Just van Rossum that changes how we search for submodules of

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frozen packages.  (I *think* this means that we can now have a
built-in module bar that's a submodule of a frozen package foo, by
registering the built-in module with a name "foo.bar" in the table of
builtin modules.)
This commit is contained in:
Guido van Rossum 1998-08-11 15:07:39 +00:00
parent bd3a527f93
commit 0506a431d5
1 changed files with 20 additions and 19 deletions
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39
Python/import.c
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@ -819,8 +819,8 @@ static int check_case(char *, int, int, char *);
static int find_init_module Py_PROTO((char *)); /* Forward */
static struct filedescr *
find_module(name, path, buf, buflen, p_fp)
char *name;
find_module(realname, path, buf, buflen, p_fp)
char *realname;
PyObject *path;
/* Output parameters: */
char *buf;
@ -835,7 +835,25 @@ find_module(name, path, buf, buflen, p_fp)
static struct filedescr fd_frozen = {"", "", PY_FROZEN};
static struct filedescr fd_builtin = {"", "", C_BUILTIN};
static struct filedescr fd_package = {"", "", PKG_DIRECTORY};
char name[MAXPATHLEN+1];
strcpy(name, realname);
if (path != NULL && PyString_Check(path)) {
/* Submodule of "frozen" package:
Set name to the fullname, path to NULL
and continue as "usual" */
if (PyString_Size(path) + 1 + strlen(name) >= (size_t)buflen) {
PyErr_SetString(PyExc_ImportError,
"full frozen module name too long");
return NULL;
}
strcpy(buf, PyString_AsString(path));
strcat(buf, ".");
strcat(buf, name);
strcpy(name, buf);
path = NULL;
}
if (path == NULL) {
if (is_builtin(name)) {
strcpy(buf, name);
@ -855,23 +873,6 @@ find_module(name, path, buf, buflen, p_fp)
#endif
path = PySys_GetObject("path");
}
else if (PyString_Check(path)) {
/* Submodule of frozen package */
if (PyString_Size(path) + 1 + strlen(name) >= (unsigned int)buflen) {
PyErr_SetString(PyExc_ImportError,
"full frozen module name too long");
return NULL;
}
strcpy(buf, PyString_AsString(path));
strcat(buf, ".");
strcat(buf, name);
if (find_frozen(buf) != NULL)
return &fd_frozen;
PyErr_Format(PyExc_ImportError,
"frozen module %.200s not found", buf);
return NULL;
}
if (path == NULL || !PyList_Check(path)) {
PyErr_SetString(PyExc_ImportError,
"sys.path must be a list of directory names");