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bpo-31370: Remove support for threads-less builds (#3385)

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* Remove Setup.config
* Always define WITH_THREAD for compatibility.
This commit is contained in:
Antoine Pitrou 2017-09-07 18:56:24 +02:00 • committed by Victor Stinner
parent 1f06a680de
commit a6a4dc816d
135 changed files with 2472 additions and 4377 deletions
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13
Modules/_io/bufferedio.c
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@ -230,10 +230,8 @@ typedef struct {
isn't ready for writing. */
Py_off_t write_end;
#ifdef WITH_THREAD
PyThread_type_lock lock;
volatile unsigned long owner;
#endif
Py_ssize_t buffer_size;
Py_ssize_t buffer_mask;
@ -267,8 +265,6 @@ typedef struct {
/* These macros protect the buffered object against concurrent operations. */
#ifdef WITH_THREAD
static int
_enter_buffered_busy(buffered *self)
{
@ -315,11 +311,6 @@ _enter_buffered_busy(buffered *self)
PyThread_release_lock(self->lock); \
} while(0);
#else
#define ENTER_BUFFERED(self) 1
#define LEAVE_BUFFERED(self)
#endif
#define CHECK_INITIALIZED(self) \
if (self->ok <= 0) { \
if (self->detached) { \
@ -401,12 +392,10 @@ buffered_dealloc(buffered *self)
PyMem_Free(self->buffer);
self->buffer = NULL;
}
#ifdef WITH_THREAD
if (self->lock) {
PyThread_free_lock(self->lock);
self->lock = NULL;
}
#endif
Py_CLEAR(self->dict);
Py_TYPE(self)->tp_free((PyObject *)self);
}
@ -753,7 +742,6 @@ _buffered_init(buffered *self)
PyErr_NoMemory();
return -1;
}
#ifdef WITH_THREAD
if (self->lock)
PyThread_free_lock(self->lock);
self->lock = PyThread_allocate_lock();
@ -762,7 +750,6 @@ _buffered_init(buffered *self)
return -1;
}
self->owner = 0;
#endif
/* Find out whether buffer_size is a power of 2 */
/* XXX is this optimization useful? */
for (n = self->buffer_size - 1; n & 1; n >>= 1)