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Remove SIGPIPE handler in LLGS 

It is sufficient to set the handeler to SIG_IGN, to get the desired behaviour. Also, the handler
calling a lot of signal-unsafe functions.

llvm-svn: 274499
This commit is contained in:
Pavel Labath 2016-07-04 13:07:35 +00:00
parent 9fca300cbe
commit 140b8d1ecd
1 changed files with 1 additions and 20 deletions
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21
lldb/tools/lldb-server/lldb-gdbserver.cpp
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@ -77,28 +77,9 @@ static struct option g_long_options[] =
//----------------------------------------------------------------------
// Watch for signals
//----------------------------------------------------------------------
static int g_sigpipe_received = 0;
static int g_sighup_received_count = 0;
#ifndef _WIN32
static void
signal_handler(int signo)
{
Log *log (GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PROCESS));
fprintf (stderr, "lldb-server:%s received signal %d\n", __FUNCTION__, signo);
if (log)
log->Printf ("lldb-server:%s received signal %d", __FUNCTION__, signo);
switch (signo)
{
case SIGPIPE:
g_sigpipe_received = 1;
break;
}
}
static void
sighup_handler(MainLoopBase &mainloop)
{
@ -348,7 +329,7 @@ main_gdbserver (int argc, char *argv[])
MainLoop mainloop;
#ifndef _WIN32
// Setup signal handlers first thing.
signal (SIGPIPE, signal_handler);
signal(SIGPIPE, SIG_IGN);
MainLoop::SignalHandleUP sighup_handle = mainloop.RegisterSignal(SIGHUP, sighup_handler, error);
#endif