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author | Neil Schemenauer <nascheme@enme.ucalgary.ca> | 2001-10-31 23:09:35 (GMT) |
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committer | Neil Schemenauer <nascheme@enme.ucalgary.ca> | 2001-10-31 23:09:35 (GMT) |
commit | e8c40cb72245ac7271e61c1b40f5812a8f041fcf (patch) | |
tree | 88f39dcd2cf3382b66baf4398ec6231385b47dec /Modules | |
parent | 67050d2d64558e46c63d4538b06653e7165a28c6 (diff) | |
download | cpython-e8c40cb72245ac7271e61c1b40f5812a8f041fcf.zip cpython-e8c40cb72245ac7271e61c1b40f5812a8f041fcf.tar.gz cpython-e8c40cb72245ac7271e61c1b40f5812a8f041fcf.tar.bz2 |
Make the gc.collect() function respect the collection lock. This fixes
SF bug 476129: "gc.collect sometimes hangs".
Diffstat (limited to 'Modules')
-rw-r--r-- | Modules/gcmodule.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/Modules/gcmodule.c b/Modules/gcmodule.c index ed846cc..0badc23 100644 --- a/Modules/gcmodule.c +++ b/Modules/gcmodule.c @@ -548,10 +548,17 @@ gc_collect(PyObject *self, PyObject *args) if (!PyArg_ParseTuple(args, ":collect")) /* check no args */ return NULL; - generation = 2; - gc_list_merge(&_PyGC_generation0, &generation2); - gc_list_merge(&generation1, &generation2); - n = collect(&generation2, &generation2); + if (collecting) { + n = 0; /* already collecting, don't do anything */ + } + else { + collecting = 1; + generation = 2; + gc_list_merge(&_PyGC_generation0, &generation2); + gc_list_merge(&generation1, &generation2); + n = collect(&generation2, &generation2); + collecting = 0; + } return Py_BuildValue("l", n); } |