From 80a97f173f109364b5457b45f53c6d91102c242f Mon Sep 17 00:00:00 2001 From: matz Date: Tue, 25 Mar 2003 15:25:18 +0000 Subject: * signal.c (trap): return "DEFAULT" and "IGNORE" respectively for previous sighandler SIG_DFL and SIG_IGN. [ruby-talk:67860] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3614 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- signal.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) (limited to 'signal.c') diff --git a/signal.c b/signal.c index 16c47a7f7d..3477abb0f5 100644 --- a/signal.c +++ b/signal.c @@ -481,8 +481,8 @@ static VALUE trap(arg) struct trap_arg *arg; { - sighandler_t func; - VALUE command, old; + sighandler_t func, oldfunc; + VALUE command, oldcmd; int sig = -1; char *s; @@ -588,9 +588,13 @@ trap(arg) #endif } } - ruby_signal(sig, func); - old = trap_list[sig]; - if (!old) old = Qnil; + oldfunc = ruby_signal(sig, func); + oldcmd = trap_list[sig]; + if (!oldcmd) { + if (oldfunc == SIG_IGN) oldcmd = rb_str_new2("IGNORE"); + else if (oldfunc == sighandler) oldcmd = rb_str_new2("DEFAULT"); + else oldcmd = Qnil; + } trap_list[sig] = command; /* enable at least specified signal. */ @@ -601,7 +605,7 @@ trap(arg) arg->mask &= ~sigmask(sig); #endif #endif - return old; + return oldcmd; } #ifndef _WIN32 -- cgit v1.2.3