gh-112071: Make _random.Random methods thread-safe in --disable-gil builds (gh-112128)

Co-authored-by: Donghee Na <[email protected]>

Author: chgnrdv

Modules/_randommodule.c

@@ -175,6 +175,7 @@ genrand_uint32(RandomObject *self)
  */
 
 /*[clinic input]
+@critical_section
 _random.Random.random
 
   self: self(type="RandomObject *")
@@ -184,7 +185,7 @@ random() -> x in the interval [0, 1).
 
 static PyObject *
 _random_Random_random_impl(RandomObject *self)
-/*[clinic end generated code: output=117ff99ee53d755c input=afb2a59cbbb00349]*/
+/*[clinic end generated code: output=117ff99ee53d755c input=26492e52d26e8b7b]*/
 {
     uint32_t a=genrand_uint32(self)>>5, b=genrand_uint32(self)>>6;
     return PyFloat_FromDouble((a*67108864.0+b)*(1.0/9007199254740992.0));
@@ -368,6 +369,7 @@ random_seed(RandomObject *self, PyObject *arg)
 }
 
 /*[clinic input]
+@critical_section
 _random.Random.seed
 
   self: self(type="RandomObject *")
@@ -382,7 +384,7 @@ of the current time and the process identifier.
 
 static PyObject *
 _random_Random_seed_impl(RandomObject *self, PyObject *n)
-/*[clinic end generated code: output=0fad1e16ba883681 input=78d6ef0d52532a54]*/
+/*[clinic end generated code: output=0fad1e16ba883681 input=46d01d2ba938c7b1]*/
 {
     if (random_seed(self, n) < 0) {
         return NULL;
@@ -391,6 +393,7 @@ _random_Random_seed_impl(RandomObject *self, PyObject *n)
 }
 
 /*[clinic input]
+@critical_section
 _random.Random.getstate
 
   self: self(type="RandomObject *")
@@ -400,7 +403,7 @@ getstate() -> tuple containing the current state.
 
 static PyObject *
 _random_Random_getstate_impl(RandomObject *self)
-/*[clinic end generated code: output=bf6cef0c092c7180 input=b937a487928c0e89]*/
+/*[clinic end generated code: output=bf6cef0c092c7180 input=b6621f31eb639694]*/
 {
     PyObject *state;
     PyObject *element;
@@ -428,6 +431,7 @@ _random_Random_getstate_impl(RandomObject *self)
 
 
 /*[clinic input]
+@critical_section
 _random.Random.setstate
 
   self: self(type="RandomObject *")
@@ -438,8 +442,8 @@ setstate(state) -> None.  Restores generator state.
 [clinic start generated code]*/
 
 static PyObject *
-_random_Random_setstate(RandomObject *self, PyObject *state)
-/*[clinic end generated code: output=fd1c3cd0037b6681 input=b3b4efbb1bc66af8]*/
+_random_Random_setstate_impl(RandomObject *self, PyObject *state)
+/*[clinic end generated code: output=babfc2c2eac6b027 input=358e898ec07469b7]*/
 {
     int i;
     unsigned long element;
@@ -479,7 +483,7 @@ _random_Random_setstate(RandomObject *self, PyObject *state)
 }
 
 /*[clinic input]
-
+@critical_section
 _random.Random.getrandbits
 
   self: self(type="RandomObject *")
@@ -491,7 +495,7 @@ getrandbits(k) -> x.  Generates an int with k random bits.
 
 static PyObject *
 _random_Random_getrandbits_impl(RandomObject *self, int k)
-/*[clinic end generated code: output=b402f82a2158887f input=8c0e6396dd176fc0]*/
+/*[clinic end generated code: output=b402f82a2158887f input=87603cd60f79f730]*/
 {
     int i, words;
     uint32_t r;