File: tf_inherit_check.py

package info (click to toggle)
pypy3 7.3.11%2Bdfsg-2%2Bdeb12u3
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 201,024 kB
  • sloc: python: 1,950,308; ansic: 517,580; sh: 21,417; asm: 14,419; cpp: 4,263; makefile: 4,228; objc: 761; xml: 530; exp: 499; javascript: 314; pascal: 244; lisp: 45; csh: 11; awk: 4
file content (27 lines) | stat: -rw-r--r-- 714 bytes parent folder | download | duplicates (12)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
# Helper script for test_tempfile.py.  argv[2] is the number of a file
# descriptor which should _not_ be open.  Check this by attempting to
# write to it -- if we succeed, something is wrong.

import sys
import os
from test.support import SuppressCrashReport

with SuppressCrashReport():
    verbose = (sys.argv[1] == 'v')
    try:
        fd = int(sys.argv[2])

        try:
            os.write(fd, b"blat")
        except OSError:
            # Success -- could not write to fd.
            sys.exit(0)
        else:
            if verbose:
                sys.stderr.write("fd %d is open in child" % fd)
            sys.exit(1)

    except Exception:
        if verbose:
            raise
        sys.exit(1)