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signal.c: discard SIGSYS

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* signal.c (default_handler, Init_signal): discard SIGSYS, ENOSYS
  should raise a SystemCallError always instead.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51389 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2015-07-26 02:29:03 +00:00
parent a894dc6a99
commit 38e62df9f6
2 changed files with 20 additions and 0 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sun Jul 26 11:29:01 2015 Nobuyoshi Nakada <nobu@ruby-lang.org>
* signal.c (default_handler, Init_signal): discard SIGSYS, ENOSYS
should raise a SystemCallError always instead.
Sun Jul 26 10:26:35 2015 Aaron Patterson <tenderlove@ruby-lang.org> Sun Jul 26 10:26:35 2015 Aaron Patterson <tenderlove@ruby-lang.org>
* ext/openssl/ossl_ssl.c (ossl_call_servername_cb): set the ssl context * ext/openssl/ossl_ssl.c (ossl_call_servername_cb): set the ssl context

15
signal.c
View file

@ -935,6 +935,13 @@ check_reserved_signal_(const char *name, size_t name_len)
} }
#endif #endif
#ifdef SIGSYS
static RETSIGTYPE
sig_do_nothing(int sig)
{
}
#endif
static void static void
signal_exec(VALUE cmd, int safe, int sig) signal_exec(VALUE cmd, int safe, int sig)
{ {
@ -1061,6 +1068,11 @@ default_handler(int sig)
case SIGPIPE: case SIGPIPE:
func = SIG_IGN; func = SIG_IGN;
break; break;
#endif
#ifdef SIGSYS
case SIGSYS:
func = sig_do_nothing;
break;
#endif #endif
default: default:
func = SIG_DFL; func = SIG_DFL;
@ -1477,6 +1489,9 @@ Init_signal(void)
#ifdef SIGPIPE #ifdef SIGPIPE
install_sighandler(SIGPIPE, SIG_IGN); install_sighandler(SIGPIPE, SIG_IGN);
#endif #endif
#ifdef SIGSYS
install_sighandler(SIGSYS, sig_do_nothing);
#endif
#if defined(SIGCLD) #if defined(SIGCLD)
init_sigchld(SIGCLD); init_sigchld(SIGCLD);