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signal.c: consider non-sigaltstack platforms

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64673 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2018-09-10 09:35:03 +00:00
parent 991e95bb36
commit 67dba250e8
1 changed files with 5 additions and 0 deletions
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5
signal.c
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@ -621,12 +621,17 @@ ruby_signal(int signum, sighandler_t handler)
case RUBY_SIGCHLD:
if (handler == SIG_IGN) {
ruby_nocldwait = 1;
# ifdef USE_SIGALTSTACK
if (sigact.sa_flags & SA_SIGINFO) {
sigact.sa_sigaction = (ruby_sigaction_t*)sighandler;
}
else {
sigact.sa_handler = sighandler;
}
# else
sigact.sa_handler = handler;
sigact.sa_flags = 0;
# endif
}
else {
ruby_nocldwait = 0;