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PATCH: Allow for systems that do not define SIGQUIT/SIGPIPE
- From: Mark Mitchell <mark at codesourcery dot com>
- To: gdb-patches at sources dot redhat dot com
- Date: Wed, 16 Mar 2005 08:33:03 -0800
- Subject: PATCH: Allow for systems that do not define SIGQUIT/SIGPIPE
- Reply-to: mark at codesourcery dot com
Windows does not have SIGQUIT or SIGPIPE.
Tested on x86_64-unknown-linux-gnu.
OK?
--
Mark Mitchell
CodeSourcery, LLC
mark@codesourcery.com
2005-03-16 Mark Mitchell <mark@codesourcery.com>
* event-top.c (async_init_signals): Allow for systems that do not
define SIGQUIT.
* ser-tcp.c (net_open): Allow for systems that do not have SIGPIPE.
Index: event-top.c
===================================================================
RCS file: /cvs/src/src/gdb/event-top.c,v
retrieving revision 1.39
diff -c -5 -p -r1.39 event-top.c
*** event-top.c 12 Feb 2005 00:39:19 -0000 1.39
--- event-top.c 16 Mar 2005 16:07:44 -0000
*************** async_init_signals (void)
*** 893,902 ****
--- 893,903 ----
to the inferior and breakpoints will be ignored. */
#ifdef SIGTRAP
signal (SIGTRAP, SIG_DFL);
#endif
+ #ifdef SIGQUIT
/* If we initialize SIGQUIT to SIG_IGN, then the SIG_IGN will get
passed to the inferior, which we don't want. It would be
possible to do a "signal (SIGQUIT, SIG_DFL)" after we fork, but
on BSD4.3 systems using vfork, that can affect the
GDB process as well as the inferior (the signal handling tables
*************** async_init_signals (void)
*** 904,913 ****
--- 905,915 ----
a handler for SIGQUIT, when we call exec it will set the signal
to SIG_DFL for us. */
signal (SIGQUIT, handle_sigquit);
sigquit_token =
create_async_signal_handler (async_do_nothing, NULL);
+ #endif
#ifdef SIGHUP
if (signal (SIGHUP, handle_sighup) != SIG_IGN)
sighup_token =
create_async_signal_handler (async_disconnect, NULL);
else
Index: ser-tcp.c
===================================================================
RCS file: /cvs/src/src/gdb/ser-tcp.c,v
retrieving revision 1.17
diff -c -5 -p -r1.17 ser-tcp.c
*** ser-tcp.c 11 Feb 2005 04:06:04 -0000 1.17
--- ser-tcp.c 16 Mar 2005 16:07:44 -0000
*************** net_open (struct serial *scb, const char
*** 184,196 ****
--- 184,198 ----
tmp = 1;
setsockopt (scb->fd, IPPROTO_TCP, TCP_NODELAY,
(char *)&tmp, sizeof (tmp));
}
+ #ifdef SIGPIPE
/* If we don't do this, then GDB simply exits
when the remote side dies. */
signal (SIGPIPE, SIG_IGN);
+ #endif
return 0;
}
static void