Switch default disposition of realtime signals
Summary:
Realtime signals generally do not represent an error condition in an application but are more
like a regular means of IPC. As such, we shouldn't interrupt an application whenever it recieves
one. If any application will use these signals, it will probably use them a lot, rendering it's
debugging tiresome if we stopped at every signal. Furthermore, these signals are likely to be used
in a low level library, and the programmer may not even be aware of their presence.
For these reasons, I am switching the default disposition of realtime signals on all supported
platforms (i.e. Linux and Freebsd) to no-stop, no-notify. Any user still wishing to receive these
signals can always change the default to suit his needs.
Reviewers: ovyalov, emaste
Subscribers: lldb-commits, emaste
Differential Revision: http://reviews.llvm.org/D12795
llvm-svn: 247537
diff --git a/lldb/source/Plugins/Process/Utility/LinuxSignals.cpp b/lldb/source/Plugins/Process/Utility/LinuxSignals.cpp
index cd1fc81..86d0d51 100644
--- a/lldb/source/Plugins/Process/Utility/LinuxSignals.cpp
+++ b/lldb/source/Plugins/Process/Utility/LinuxSignals.cpp
@@ -59,37 +59,37 @@
AddSignal (29, "SIGIO", "IO", false, true , true , "input/output ready");
AddSignal (30, "SIGPWR", "PWR", false, true , true , "power failure");
AddSignal (31, "SIGSYS", "SYS", false, true , true , "invalid system call");
- AddSignal (32, "SIG32", "SIG32", false, true , true , "threading library internal signal 1");
- AddSignal (33, "SIG33", "SIG33", false, true , true , "threading library internal signal 2");
- AddSignal (34, "SIGRTMIN", "RTMIN", false, true , true , "real time signal 0");
- AddSignal (35, "SIGRTMIN+1", "RTMIN+1", false, true , true , "real time signal 1");
- AddSignal (36, "SIGRTMIN+2", "RTMIN+2", false, true , true , "real time signal 2");
- AddSignal (37, "SIGRTMIN+3", "RTMIN+3", false, true , true , "real time signal 3");
- AddSignal (38, "SIGRTMIN+4", "RTMIN+4", false, true , true , "real time signal 4");
- AddSignal (39, "SIGRTMIN+5", "RTMIN+5", false, true , true , "real time signal 5");
- AddSignal (40, "SIGRTMIN+6", "RTMIN+6", false, true , true , "real time signal 6");
- AddSignal (41, "SIGRTMIN+7", "RTMIN+7", false, true , true , "real time signal 7");
- AddSignal (42, "SIGRTMIN+8", "RTMIN+8", false, true , true , "real time signal 8");
- AddSignal (43, "SIGRTMIN+9", "RTMIN+9", false, true , true , "real time signal 9");
- AddSignal (44, "SIGRTMIN+10", "RTMIN+10", false, true , true , "real time signal 10");
- AddSignal (45, "SIGRTMIN+11", "RTMIN+11", false, true , true , "real time signal 11");
- AddSignal (46, "SIGRTMIN+12", "RTMIN+12", false, true , true , "real time signal 12");
- AddSignal (47, "SIGRTMIN+13", "RTMIN+13", false, true , true , "real time signal 13");
- AddSignal (48, "SIGRTMIN+14", "RTMIN+14", false, true , true , "real time signal 14");
- AddSignal (49, "SIGRTMIN+15", "RTMIN+15", false, true , true , "real time signal 15");
- AddSignal (50, "SIGRTMAX-14", "RTMAX-14", false, true , true , "real time signal 16"); // switching to SIGRTMAX-xxx to match "kill -l" output
- AddSignal (51, "SIGRTMAX-13", "RTMAX-13", false, true , true , "real time signal 17");
- AddSignal (52, "SIGRTMAX-12", "RTMAX-12", false, true , true , "real time signal 18");
- AddSignal (53, "SIGRTMAX-11", "RTMAX-11", false, true , true , "real time signal 19");
- AddSignal (54, "SIGRTMAX-10", "RTMAX-10", false, true , true , "real time signal 20");
- AddSignal (55, "SIGRTMAX-9", "RTMAX-9", false, true , true , "real time signal 21");
- AddSignal (56, "SIGRTMAX-8", "RTMAX-8", false, true , true , "real time signal 22");
- AddSignal (57, "SIGRTMAX-7", "RTMAX-7", false, true , true , "real time signal 23");
- AddSignal (58, "SIGRTMAX-6", "RTMAX-6", false, true , true , "real time signal 24");
- AddSignal (59, "SIGRTMAX-5", "RTMAX-5", false, true , true , "real time signal 25");
- AddSignal (60, "SIGRTMAX-4", "RTMAX-4", false, true , true , "real time signal 26");
- AddSignal (61, "SIGRTMAX-3", "RTMAX-3", false, true , true , "real time signal 27");
- AddSignal (62, "SIGRTMAX-2", "RTMAX-2", false, true , true , "real time signal 28");
- AddSignal (63, "SIGRTMAX-1", "RTMAX-1", false, true , true , "real time signal 29");
- AddSignal (64, "SIGRTMAX", "RTMAX", false, true , true , "real time signal 30");
+ AddSignal (32, "SIG32", "SIG32", false, false, false, "threading library internal signal 1");
+ AddSignal (33, "SIG33", "SIG33", false, false, false, "threading library internal signal 2");
+ AddSignal (34, "SIGRTMIN", "RTMIN", false, false, false, "real time signal 0");
+ AddSignal (35, "SIGRTMIN+1", "RTMIN+1", false, false, false, "real time signal 1");
+ AddSignal (36, "SIGRTMIN+2", "RTMIN+2", false, false, false, "real time signal 2");
+ AddSignal (37, "SIGRTMIN+3", "RTMIN+3", false, false, false, "real time signal 3");
+ AddSignal (38, "SIGRTMIN+4", "RTMIN+4", false, false, false, "real time signal 4");
+ AddSignal (39, "SIGRTMIN+5", "RTMIN+5", false, false, false, "real time signal 5");
+ AddSignal (40, "SIGRTMIN+6", "RTMIN+6", false, false, false, "real time signal 6");
+ AddSignal (41, "SIGRTMIN+7", "RTMIN+7", false, false, false, "real time signal 7");
+ AddSignal (42, "SIGRTMIN+8", "RTMIN+8", false, false, false, "real time signal 8");
+ AddSignal (43, "SIGRTMIN+9", "RTMIN+9", false, false, false, "real time signal 9");
+ AddSignal (44, "SIGRTMIN+10", "RTMIN+10", false, false, false, "real time signal 10");
+ AddSignal (45, "SIGRTMIN+11", "RTMIN+11", false, false, false, "real time signal 11");
+ AddSignal (46, "SIGRTMIN+12", "RTMIN+12", false, false, false, "real time signal 12");
+ AddSignal (47, "SIGRTMIN+13", "RTMIN+13", false, false, false, "real time signal 13");
+ AddSignal (48, "SIGRTMIN+14", "RTMIN+14", false, false, false, "real time signal 14");
+ AddSignal (49, "SIGRTMIN+15", "RTMIN+15", false, false, false, "real time signal 15");
+ AddSignal (50, "SIGRTMAX-14", "RTMAX-14", false, false, false, "real time signal 16"); // switching to SIGRTMAX-xxx to match "kill -l" output
+ AddSignal (51, "SIGRTMAX-13", "RTMAX-13", false, false, false, "real time signal 17");
+ AddSignal (52, "SIGRTMAX-12", "RTMAX-12", false, false, false, "real time signal 18");
+ AddSignal (53, "SIGRTMAX-11", "RTMAX-11", false, false, false, "real time signal 19");
+ AddSignal (54, "SIGRTMAX-10", "RTMAX-10", false, false, false, "real time signal 20");
+ AddSignal (55, "SIGRTMAX-9", "RTMAX-9", false, false, false, "real time signal 21");
+ AddSignal (56, "SIGRTMAX-8", "RTMAX-8", false, false, false, "real time signal 22");
+ AddSignal (57, "SIGRTMAX-7", "RTMAX-7", false, false, false, "real time signal 23");
+ AddSignal (58, "SIGRTMAX-6", "RTMAX-6", false, false, false, "real time signal 24");
+ AddSignal (59, "SIGRTMAX-5", "RTMAX-5", false, false, false, "real time signal 25");
+ AddSignal (60, "SIGRTMAX-4", "RTMAX-4", false, false, false, "real time signal 26");
+ AddSignal (61, "SIGRTMAX-3", "RTMAX-3", false, false, false, "real time signal 27");
+ AddSignal (62, "SIGRTMAX-2", "RTMAX-2", false, false, false, "real time signal 28");
+ AddSignal (63, "SIGRTMAX-1", "RTMAX-1", false, false, false, "real time signal 29");
+ AddSignal (64, "SIGRTMAX", "RTMAX", false, false, false, "real time signal 30");
}