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-rw-r--r--Include/internal/pycore_pymem.h2
-rw-r--r--Lib/test/test_embed.py5
-rw-r--r--Objects/obmalloc.c14
-rw-r--r--Programs/_testembed.c6
-rw-r--r--Python/preconfig.c3
5 files changed, 27 insertions, 3 deletions
diff --git a/Include/internal/pycore_pymem.h b/Include/internal/pycore_pymem.h
index 1e7da87cd7..fedc7cc119 100644
--- a/Include/internal/pycore_pymem.h
+++ b/Include/internal/pycore_pymem.h
@@ -155,6 +155,8 @@ PyAPI_FUNC(int) _PyMem_SetDefaultAllocator(
PyMemAllocatorDomain domain,
PyMemAllocatorEx *old_alloc);
+PyAPI_FUNC(const char*) _PyMem_GetDebugAllocatorsName(void);
+
#ifdef __cplusplus
}
#endif
diff --git a/Lib/test/test_embed.py b/Lib/test/test_embed.py
index 1f236a985a..2827e8708e 100644
--- a/Lib/test/test_embed.py
+++ b/Lib/test/test_embed.py
@@ -336,6 +336,7 @@ class InitConfigTests(EmbeddingTestsMixin, unittest.TestCase):
'legacy_windows_fs_encoding': 0,
'legacy_windows_stdio': 0,
})
+ DEBUG_ALLOCATOR = 'pymalloc_debug' if support.with_pymalloc() else 'malloc_debug'
# main config
COPY_MAIN_CONFIG = (
@@ -588,7 +589,7 @@ class InitConfigTests(EmbeddingTestsMixin, unittest.TestCase):
def test_init_env_dev_mode(self):
config = dict(self.INIT_ENV_CONFIG,
- allocator='debug',
+ allocator=self.DEBUG_ALLOCATOR,
dev_mode=1)
self.check_config("init_env_dev_mode", config)
@@ -596,7 +597,7 @@ class InitConfigTests(EmbeddingTestsMixin, unittest.TestCase):
config = {
'dev_mode': 1,
'faulthandler': 1,
- 'allocator': 'debug',
+ 'allocator': self.DEBUG_ALLOCATOR,
}
self.check_config("init_dev_mode", config)
diff --git a/Objects/obmalloc.c b/Objects/obmalloc.c
index 1c2a32050f..1afbcca14f 100644
--- a/Objects/obmalloc.c
+++ b/Objects/obmalloc.c
@@ -221,6 +221,20 @@ static PyMemAllocatorEx _PyObject = PYOBJ_ALLOC;
#endif
+/* Get the effective name of "debug" memory allocators,
+ as if _PyMem_GetAllocatorsName() is called after
+ _PyMem_SetupAllocators("debug"). */
+const char*
+_PyMem_GetDebugAllocatorsName(void)
+{
+#ifdef WITH_PYMALLOC
+ return "pymalloc_debug";
+#else
+ return "malloc_debug";
+#endif
+}
+
+
static int
pymem_set_default_allocator(PyMemAllocatorDomain domain, int debug,
PyMemAllocatorEx *old_alloc)
diff --git a/Programs/_testembed.c b/Programs/_testembed.c
index 70bf96036a..170672e443 100644
--- a/Programs/_testembed.c
+++ b/Programs/_testembed.c
@@ -139,6 +139,9 @@ static int test_forced_io_encoding(void)
static int test_pre_initialization_api(void)
{
+ /* the test doesn't support custom memory allocators */
+ putenv("PYTHONMALLOC=");
+
/* Leading "./" ensures getpath.c can still find the standard library */
_Py_EMBED_PREINIT_CHECK("Checking Py_DecodeLocale\n");
wchar_t *program = Py_DecodeLocale("./spam", NULL);
@@ -235,6 +238,9 @@ static void bpo20891_thread(void *lockp)
static int test_bpo20891(void)
{
+ /* the test doesn't support custom memory allocators */
+ putenv("PYTHONMALLOC=");
+
/* bpo-20891: Calling PyGILState_Ensure in a non-Python thread before
calling PyEval_InitThreads() must not crash. PyGILState_Ensure() must
call PyEval_InitThreads() for us in this case. */
diff --git a/Python/preconfig.c b/Python/preconfig.c
index 98e0edead1..46e1809fc5 100644
--- a/Python/preconfig.c
+++ b/Python/preconfig.c
@@ -453,7 +453,8 @@ preconfig_read(_PyPreConfig *config, const _PyPreCmdline *cmdline)
/* allocator */
if (config->dev_mode && config->allocator == NULL) {
- config->allocator = _PyMem_RawStrdup("debug");
+ const char *allocator = _PyMem_GetDebugAllocatorsName();
+ config->allocator = _PyMem_RawStrdup(allocator);
if (config->allocator == NULL) {
return _Py_INIT_NO_MEMORY();
}