Issue #26588: more assertions
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@ -189,11 +189,11 @@ set_reentrant(int reentrant)
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{
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assert(reentrant == 0 || reentrant == 1);
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if (reentrant) {
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assert(PyThread_get_key_value(tracemalloc_reentrant_key) == NULL);
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assert(!get_reentrant());
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PyThread_set_key_value(tracemalloc_reentrant_key, REENTRANT);
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}
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else {
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assert(PyThread_get_key_value(tracemalloc_reentrant_key) == REENTRANT);
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assert(get_reentrant());
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PyThread_set_key_value(tracemalloc_reentrant_key, NULL);
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}
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}
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@ -901,6 +901,11 @@ static int
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tracemalloc_init(void)
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{
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DEBUG("tracemalloc_init()");
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#ifdef WITH_THREAD
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assert(PyGILState_Check());
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#endif
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if (tracemalloc_config.initialized == TRACEMALLOC_FINALIZED) {
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PyErr_SetString(PyExc_RuntimeError,
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"the tracemalloc module has been unloaded");
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@ -1027,6 +1032,11 @@ tracemalloc_start(int max_nframe)
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size_t size;
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DEBUG("tracemalloc_start()");
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#ifdef WITH_THREAD
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assert(PyGILState_Check());
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#endif
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if (tracemalloc_init() < 0) {
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DEBUG("tracemalloc_start(): ERROR! init failed!");
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return -1;
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@ -1035,8 +1045,10 @@ DEBUG("tracemalloc_start(): ERROR! init failed!");
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if (tracemalloc_config.tracing) {
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/* hook already installed: do nothing */
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DEBUG("tracemalloc_start(): exit (already tracing)");
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assert(!get_reentrant());
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return 0;
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}
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assert(get_reentrant());
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assert(1 <= max_nframe && max_nframe <= MAX_NFRAME);
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tracemalloc_config.max_nframe = max_nframe;
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@ -1081,6 +1093,7 @@ DEBUG("tracemalloc_start(): set_reentrant(0)");
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set_reentrant(0);
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DEBUG("tracemalloc_start(): done");
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assert(!get_reentrant());
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return 0;
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}
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@ -1089,10 +1102,17 @@ static void
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tracemalloc_stop(void)
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{
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DEBUG("tracemalloc_stop()");
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#ifdef WITH_THREAD
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assert(PyGILState_Check());
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#endif
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if (!tracemalloc_config.tracing) {
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DEBUG("tracemalloc_stop(): exit (not tracing)");
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assert(get_reentrant());
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return;
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}
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assert(!get_reentrant());
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/* stop tracing Python memory allocations */
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tracemalloc_config.tracing = 0;
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@ -1115,6 +1135,7 @@ DEBUG("tracemalloc_stop(): set_reentrant(1)");
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raw_free(tracemalloc_traceback);
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tracemalloc_traceback = NULL;
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DEBUG("tracemalloc_stop(): done");
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assert(get_reentrant());
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}
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PyDoc_STRVAR(tracemalloc_is_tracing_doc,
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