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Close #24784: Fix compilation without thread support

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Add "#ifdef WITH_THREAD" around cals to:

* PyGILState_Check()
* _PyImport_AcquireLock()
* _PyImport_ReleaseLock()
This commit is contained in:
Victor Stinner 2015-10-11 09:54:42 +02:00
parent b16e12aaaa
commit bc5b80bac1
3 changed files with 18 additions and 2 deletions
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12
Modules/_posixsubprocess.c
View File

@ -549,7 +549,9 @@ subprocess_fork_exec(PyObject* self, PyObject *args)
int need_to_reenable_gc = 0;
char *const *exec_array, *const *argv = NULL, *const *envp = NULL;
Py_ssize_t arg_num;
#ifdef WITH_THREAD
int import_lock_held = 0;
#endif
if (!PyArg_ParseTuple(
args, "OOpOOOiiiiiiiiiiO:fork_exec",
@ -644,8 +646,10 @@ subprocess_fork_exec(PyObject* self, PyObject *args)
preexec_fn_args_tuple = PyTuple_New(0);
if (!preexec_fn_args_tuple)
goto cleanup;
#ifdef WITH_THREAD
_PyImport_AcquireLock();
import_lock_held = 1;
#endif
}
if (cwd_obj != Py_None) {
@ -688,12 +692,14 @@ subprocess_fork_exec(PyObject* self, PyObject *args)
/* Capture the errno exception before errno can be clobbered. */
PyErr_SetFromErrno(PyExc_OSError);
}
if (preexec_fn != Py_None &&
_PyImport_ReleaseLock() < 0 && !PyErr_Occurred()) {
#ifdef WITH_THREAD
if (preexec_fn != Py_None
&& _PyImport_ReleaseLock() < 0 && !PyErr_Occurred()) {
PyErr_SetString(PyExc_RuntimeError,
"not holding the import lock");
}
import_lock_held = 0;
#endif
/* Parent process */
if (envp)
@ -716,8 +722,10 @@ subprocess_fork_exec(PyObject* self, PyObject *args)
return PyLong_FromPid(pid);
cleanup:
#ifdef WITH_THREAD
if (import_lock_held)
_PyImport_ReleaseLock();
#endif
if (envp)
_Py_FreeCharPArray(envp);
if (argv)

2
Modules/socketmodule.c
View File

@ -719,8 +719,10 @@ sock_call_ex(PySocketSockObject *s,
int deadline_initialized = 0;
int res;
#ifdef WITH_THREAD
/* sock_call() must be called with the GIL held. */
assert(PyGILState_Check());
#endif
/* outer loop to retry select() when select() is interrupted by a signal
or to retry select()+sock_func() on false positive (see above) */

6
Python/fileutils.c
View File

@ -986,8 +986,10 @@ _Py_open_impl(const char *pathname, int flags, int gil_held)
int
_Py_open(const char *pathname, int flags)
{
#ifdef WITH_THREAD
/* _Py_open() must be called with the GIL held. */
assert(PyGILState_Check());
#endif
return _Py_open_impl(pathname, flags, 1);
}
@ -1080,7 +1082,9 @@ _Py_fopen_obj(PyObject *path, const char *mode)
wchar_t wmode[10];
int usize;
#ifdef WITH_THREAD
assert(PyGILState_Check());
#endif
if (!PyUnicode_Check(path)) {
PyErr_Format(PyExc_TypeError,
@ -1108,7 +1112,9 @@ _Py_fopen_obj(PyObject *path, const char *mode)
PyObject *bytes;
char *path_bytes;
#ifdef WITH_THREAD
assert(PyGILState_Check());
#endif
if (!PyUnicode_FSConverter(path, &bytes))
return NULL;