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4710c53d | 1 | # Helper script for test_tempfile.py. argv[2] is the number of a file\r |
2 | # descriptor which should _not_ be open. Check this by attempting to\r | |
3 | # write to it -- if we succeed, something is wrong.\r | |
4 | \r | |
5 | import sys\r | |
6 | import os\r | |
7 | \r | |
8 | verbose = (sys.argv[1] == 'v')\r | |
9 | try:\r | |
10 | fd = int(sys.argv[2])\r | |
11 | \r | |
12 | try:\r | |
13 | os.write(fd, "blat")\r | |
14 | except os.error:\r | |
15 | # Success -- could not write to fd.\r | |
16 | sys.exit(0)\r | |
17 | else:\r | |
18 | if verbose:\r | |
19 | sys.stderr.write("fd %d is open in child" % fd)\r | |
20 | sys.exit(1)\r | |
21 | \r | |
22 | except StandardError:\r | |
23 | if verbose:\r | |
24 | raise\r | |
25 | sys.exit(1)\r |