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| author | Jan Kratochvil <jan.kratochvil@redhat.com> | 2012-11-12 20:58:37 +0100 |
|---|---|---|
| committer | Jan Kratochvil <jan.kratochvil@redhat.com> | 2012-11-12 20:58:37 +0100 |
| commit | 39284abd309efa3255a9de711efa1d6d24f37675 (patch) | |
| tree | 24c67f49416f5d290382a61329296b303df25d46 | |
| parent | 483860b9eb1c8da0c6c4fde9aee7bf35e5feafc3 (diff) | |
| download | elfutils-39284abd309efa3255a9de711efa1d6d24f37675.tar.gz | |
Revert "."
This reverts commit 483860b9eb1c8da0c6c4fde9aee7bf35e5feafc3.
| -rw-r--r-- | tests/backtrace.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tests/backtrace.c b/tests/backtrace.c index 98cb5ffc..5a3fcaec 100644 --- a/tests/backtrace.c +++ b/tests/backtrace.c @@ -363,9 +363,30 @@ static void ptrace_detach_stopped (pid_t pid, pid_t group_pid) { errno = 0; + /* This kill is needed for kernel-2.6.18-308.el5.ppc64. */ + long l = tgkill (group_pid, pid, SIGSTOP); + assert_perror (errno); + assert (l == 0); l = ptrace (PTRACE_DETACH, pid, NULL, (void *) (intptr_t) SIGSTOP); assert_perror (errno); assert (l == 0); + /* Currently broken on kernel-3.5.4-2.fc17.x86_64. */ +#if 0 + siginfo_t siginfo; + /* With kernel-2.6.18-308.el5.ppc64 we would get hanging waitpid after later + PTRACE_ATTACH. */ + l = waitid (P_PID, pid, &siginfo, WSTOPPED | WNOWAIT | WNOHANG); + assert_perror (errno); + assert (l == 0); + assert (siginfo.si_pid == pid); + assert (siginfo.si_signo == SIGCHLD); + assert (siginfo.si_code == CLD_STOPPED); + /* kernel-2.6.18-308.el5.ppc64 has there WIFSTOPPED + WSTOPSIG, + kernel-3.4.11-1.fc16.x86_64 has there the plain signal value. */ + assert ((WIFSTOPPED (siginfo.si_status) + && WSTOPSIG (siginfo.si_status) == SIGSTOP) + || siginfo.si_status == SIGSTOP); +#endif } static void |