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Issue 10784: adds os.getpriority() and os.setpriority() functions.

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This commit is contained in:
Giampaolo Rodolà 2011-02-25 20:57:54 +00:00
parent 211b81dd09
commit 18e8bcb289
7 changed files with 145 additions and 11 deletions
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62
Modules/posixmodule.c
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@ -2958,6 +2958,52 @@ posix_nice(PyObject *self, PyObject *args)
}
#endif /* HAVE_NICE */
#ifdef HAVE_GETPRIORITY
PyDoc_STRVAR(posix_getpriority__doc__,
"getpriority(which, who) -> current_priority\n\n\
Get program scheduling priority.");
static PyObject *
posix_getpriority(PyObject *self, PyObject *args)
{
int which, who, retval;
if (!PyArg_ParseTuple(args, "ii", &which, &who))
return NULL;
errno = 0;
Py_BEGIN_ALLOW_THREADS
retval = getpriority(which, who);
Py_END_ALLOW_THREADS
if (errno != 0)
return posix_error();
return PyLong_FromLong((long)retval);
}
#endif /* HAVE_GETPRIORITY */
#ifdef HAVE_SETPRIORITY
PyDoc_STRVAR(posix_setpriority__doc__,
"setpriority(which, who, prio) -> None\n\n\
Set program scheduling priority.");
static PyObject *
posix_setpriority(PyObject *self, PyObject *args)
{
int which, who, prio, retval;
if (!PyArg_ParseTuple(args, "iii", &which, &who, &prio))
return NULL;
Py_BEGIN_ALLOW_THREADS
retval = setpriority(which, who, prio);
Py_END_ALLOW_THREADS
if (retval == -1)
return posix_error();
Py_RETURN_NONE;
}
#endif /* HAVE_SETPRIORITY */
PyDoc_STRVAR(posix_rename__doc__,
"rename(old, new)\n\n\
Rename a file or directory.");
@ -8012,6 +8058,12 @@ static PyMethodDef posix_methods[] = {
#ifdef HAVE_NICE
{"nice", posix_nice, METH_VARARGS, posix_nice__doc__},
#endif /* HAVE_NICE */
#ifdef HAVE_GETPRIORITY
{"getpriority", posix_getpriority, METH_VARARGS, posix_getpriority__doc__},
#endif /* HAVE_GETPRIORITY */
#ifdef HAVE_SETPRIORITY
{"setpriority", posix_setpriority, METH_VARARGS, posix_setpriority__doc__},
#endif /* HAVE_SETPRIORITY */
#ifdef HAVE_READLINK
{"readlink", posix_readlink, METH_VARARGS, posix_readlink__doc__},
#endif /* HAVE_READLINK */
@ -8459,6 +8511,16 @@ all_ins(PyObject *d)
#ifdef O_EXLOCK
if (ins(d, "O_EXLOCK", (long)O_EXLOCK)) return -1;
#endif
#ifdef PRIO_PROCESS
if (ins(d, "PRIO_PROCESS", (long)PRIO_PROCESS)) return -1;
#endif
#ifdef PRIO_PGRP
if (ins(d, "PRIO_PGRP", (long)PRIO_PGRP)) return -1;
#endif
#ifdef PRIO_USER
if (ins(d, "PRIO_USER", (long)PRIO_USER)) return -1;
#endif
/* MS Windows */
#ifdef O_NOINHERIT