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* event-top.c (async_init_signals): Allow for systems that do not

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define SIGQUIT.
	* ser-tcp.c (net_open): Allow for systems that do not have SIGPIPE.
This commit is contained in:
Mark Mitchell 2005-03-16 17:05:31 +00:00
parent 1ad12f975f
commit 6d318c73e1
3 changed files with 16 additions and 0 deletions
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6
gdb/ChangeLog
View File

@ -1,3 +1,9 @@
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.
2005-03-15 Mark Mitchell <mark@codesourcery.com>
* utils.c (internal_vproblem): Guard call to fork with

8
gdb/event-top.c
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@ -55,7 +55,9 @@ static void async_stop_sig (gdb_client_data arg);
static void async_float_handler (gdb_client_data arg);
/* Signal handlers. */
#ifdef SIGQUIT
static void handle_sigquit (int sig);
#endif
static void handle_sighup (int sig);
static void handle_sigfpe (int sig);
#if defined(SIGWINCH) && defined(SIGWINCH_HANDLER)
@ -133,7 +135,9 @@ void *sigint_token;
#ifdef SIGHUP
void *sighup_token;
#endif
#ifdef SIGQUIT
void *sigquit_token;
#endif
void *sigfpe_token;
#if defined(SIGWINCH) && defined(SIGWINCH_HANDLER)
void *sigwinch_token;
@ -895,6 +899,7 @@ async_init_signals (void)
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
@ -906,6 +911,7 @@ async_init_signals (void)
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 =
@ -966,6 +972,7 @@ async_request_quit (gdb_client_data arg)
quit ();
}
#ifdef SIGQUIT
/* Tell the event loop what to do if SIGQUIT is received.
See event-signal.c. */
static void
@ -974,6 +981,7 @@ handle_sigquit (int sig)
mark_async_signal_handler_wrapper (sigquit_token);
signal (sig, handle_sigquit);
}
#endif
/* Called by the event loop in response to a SIGQUIT. */
static void

2
gdb/ser-tcp.c
View File

@ -186,9 +186,11 @@ net_open (struct serial *scb, const char *name)
(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;
}