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| author | Adhemerval Zanella Netto <adhemerval.zanella@linaro.org> | 2023-03-07 13:31:52 -0300 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2023-03-08 10:08:40 -0300 |
| commit | 65387e48097077c71ed527457c59ba59f3a1f3ee (patch) | |
| tree | f8242d44acf8e5a6e126f7cced7e1710781f779a /posix | |
| parent | d03094649d39949a30513bf3ffb03a28fecbccd8 (diff) | |
| download | glibc-65387e48097077c71ed527457c59ba59f3a1f3ee.zip glibc-65387e48097077c71ed527457c59ba59f3a1f3ee.tar.gz glibc-65387e48097077c71ed527457c59ba59f3a1f3ee.tar.bz2 | |
posix: Ensure the initial signal disposition for tst-spawn7
To avoid possible failure if any parent set any initial signal
disposition as SIG_IGN (for instance if the testcase is issued
with nohup).
Checked on x86_64-linux-gnu.
Tested-by: Florian Weimer <fweimer@redhat.com>
Reviewed-by: Florian Weimer <fweimer@redhat.com>
Diffstat (limited to 'posix')
| -rw-r--r-- | posix/tst-spawn7.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/posix/tst-spawn7.c b/posix/tst-spawn7.c index fedb09f..fb06915 100644 --- a/posix/tst-spawn7.c +++ b/posix/tst-spawn7.c @@ -99,6 +99,12 @@ dummy_sa_handler (int signal) static void do_test_signals (void) { + /* Ensure the initial signal disposition, ignore EINVAL for internal + signal such as SIGCANCEL. */ + for (int sig = 1; sig < _NSIG; ++sig) + sigaction (sig, &(struct sigaction) { .sa_handler = SIG_DFL, + .sa_flags = 0 }, NULL); + { /* Check if all signals handler are set to SIG_DFL on spawned process. */ spawn_signal_test ("SIG_DFL", NULL); |