Ticket #70603: reproduction-steps.py
| File reproduction-steps.py, 458 bytes (added by quintusdias (John G Evans), 3 months ago) |
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| 1 | from ctypes import CFUNCTYPE, POINTER, c_int, CDLL, sizeof |
| 2 | from ctypes.util import find_library |
| 3 | |
| 4 | path = find_library('c') |
| 5 | libc = CDLL(path) |
| 6 | |
| 7 | IntArray5 = c_int * 5 |
| 8 | ia = IntArray5(5, 1, 7, 33, 99) |
| 9 | qsort = libc.qsort |
| 10 | qsort.restype = None |
| 11 | |
| 12 | |
| 13 | CMPFUNC = CFUNCTYPE(c_int, POINTER(c_int), POINTER(c_int)) |
| 14 | |
| 15 | def py_cmp_func(a, b): |
| 16 | print("py_cmp_func", a[0], b[0]) |
| 17 | return a[0] - b[0] |
| 18 | |
| 19 | cmp_func = CMPFUNC(py_cmp_func) |
| 20 | |
| 21 | qsort(ia, len(ia), sizeof(c_int), cmp_func) |