gh-128360: Add `_Py_AssertHoldsTstate` as assertion for holding a thread state (#128361)

Co-authored-by: Kumar Aditya <kumaraditya@python.org>

1 files changed, 7 insertions, 6 deletions

diff --git a/Python/fileutils.c b/Python/fileutils.c
index 6bc3a44c3c1..72804c39220 100644
--- a/Python/fileutils.c
+++ b/Python/fileutils.c
@@ -1,6 +1,7 @@
 #include "Python.h"
 #include "pycore_fileutils.h"     // fileutils definitions
 #include "pycore_runtime.h"       // _PyRuntime
+#include "pycore_pystate.h"       // _Py_AssertHoldsTstate()
 #include "osdefs.h"               // SEP
 
 #include <stdlib.h>               // mbstowcs()
@@ -1311,7 +1312,7 @@ _Py_fstat(int fd, struct _Py_stat_struct *status)
 {
     int res;
 
-    assert(PyGILState_Check());
+    _Py_AssertHoldsTstate();
 
     Py_BEGIN_ALLOW_THREADS
     res = _Py_fstat_noraise(fd, status);
@@ -1691,7 +1692,7 @@ int
 _Py_open(const char *pathname, int flags)
 {
     /* _Py_open() must be called with the GIL held. */
-    assert(PyGILState_Check());
+    _Py_AssertHoldsTstate();
     return _Py_open_impl(pathname, flags, 1);
 }
 
@@ -1766,7 +1767,7 @@ _Py_wfopen(const wchar_t *path, const wchar_t *mode)
 FILE*
 Py_fopen(PyObject *path, const char *mode)
 {
-    assert(PyGILState_Check());
+    _Py_AssertHoldsTstate();
 
     if (PySys_Audit("open", "Osi", path, mode, 0) < 0) {
         return NULL;
@@ -1881,7 +1882,7 @@ _Py_read(int fd, void *buf, size_t count)
     int err;
     int async_err = 0;
 
-    assert(PyGILState_Check());
+    _Py_AssertHoldsTstate();
 
     /* _Py_read() must not be called with an exception set, otherwise the
      * caller may think that read() was interrupted by a signal and the signal
@@ -2047,7 +2048,7 @@ _Py_write_impl(int fd, const void *buf, size_t count, int gil_held)
 Py_ssize_t
 _Py_write(int fd, const void *buf, size_t count)
 {
-    assert(PyGILState_Check());
+    _Py_AssertHoldsTstate();
 
     /* _Py_write() must not be called with an exception set, otherwise the
      * caller may think that write() was interrupted by a signal and the signal
@@ -2675,7 +2676,7 @@ _Py_dup(int fd)
     HANDLE handle;
 #endif
 
-    assert(PyGILState_Check());
+    _Py_AssertHoldsTstate();
 
 #ifdef MS_WINDOWS
     handle = _Py_get_osfhandle(fd);