diff options
Diffstat (limited to 'sigchainlib')
-rw-r--r-- | sigchainlib/sigchain.cc | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sigchainlib/sigchain.cc b/sigchainlib/sigchain.cc index 601e3210a9..2eb518c531 100644 --- a/sigchainlib/sigchain.cc +++ b/sigchainlib/sigchain.cc @@ -170,12 +170,13 @@ extern "C" int sigaction(int signal, const struct sigaction* new_action, struct // Note that we check that the signal number is in range here. An out of range signal // number should behave exactly as the libc sigaction. if (signal > 0 && signal < _NSIG && user_sigactions[signal].IsClaimed()) { - if (old_action != NULL) { - *old_action = user_sigactions[signal].GetAction(); - } + struct sigaction saved_action = user_sigactions[signal].GetAction(); if (new_action != NULL) { user_sigactions[signal].SetAction(*new_action, false); } + if (old_action != NULL) { + *old_action = saved_action; + } return 0; } |