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context: add readonly parameter 

fdisk_assign_device() contains 'readonly' parameter to indicate how to
open the device.

Assigned device 'readonly' must be false (0) in order to write in-memory
changes to it.
master
Jose M. Guisado 2022-10-06 16:17:30 +02:00
parent 0747a84d1c
commit 06e59706fc
1 changed files with 11 additions and 10 deletions
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21
context.c
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@ -41,19 +41,19 @@ static PyObject *Context_new(PyTypeObject *type,
return (PyObject *)self;
}
#define Context_HELP "Context(device=None, details=None)"
#define Context_HELP "Context(device=None, details=True, readonly=False)"
static int Context_init(ContextObject *self, PyObject *args, PyObject *kwds)
{
char *device = NULL;
int details, rc = 0;
char *kwlist[] = {
"device", "details",
"device", "details", "readonly",
NULL
};
int details = 1, readonly = 0, rc = 0;
char *device = NULL;
if (!PyArg_ParseTupleAndKeywords(args,
kwds, "|sp", kwlist,
&device, &details)) {
kwds, "|spp", kwlist,
&device, &details, &readonly)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return -1;
}
@ -67,8 +67,7 @@ static int Context_init(ContextObject *self, PyObject *args, PyObject *kwds)
return -1;
}
/* XXX: always readonly */
if (device && (rc = fdisk_assign_device(self->cxt, device, 1)))
if (device && (rc = fdisk_assign_device(self->cxt, device, readonly)))
return -1;
if (details && (rc = fdisk_enable_details(self->cxt, details)))
return -1;
@ -224,8 +223,10 @@ static PyGetSetDef Context_getseters[] = {
static PyObject *Context_repr(ContextObject *self)
{
return PyUnicode_FromFormat("<libfdisk.Context object at %p, details=%s>",
self, fdisk_is_details(self->cxt) ? "True" : "False");
return PyUnicode_FromFormat("<libfdisk.Context object at %p, details=%s, readonly=%s>",
self,
fdisk_is_details(self->cxt) ? "True" : "False",
fdisk_is_readonly(self->cxt) ? "True" : "False");
}
PyTypeObject ContextType = {