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-rw-r--r--shell/hush.c36
1 files changed, 21 insertions, 15 deletions
diff --git a/shell/hush.c b/shell/hush.c
index 8afa15e89..4d4843173 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -709,28 +709,34 @@ static void signal_SA_RESTART(int sig, void (*handler)(int))
/* Signals are grouped, we handle them in batches */
static void set_fatal_sighandler(void (*handler)(int))
{
- signal(SIGILL , handler);
- signal(SIGTRAP, handler);
- signal(SIGABRT, handler);
- signal(SIGFPE , handler);
- signal(SIGBUS , handler);
- signal(SIGSEGV, handler);
+ bb_signals(0
+ + (1 << SIGILL)
+ + (1 << SIGTRAP)
+ + (1 << SIGABRT)
+ + (1 << SIGFPE)
+ + (1 << SIGBUS)
+ + (1 << SIGSEGV)
/* bash 3.2 seems to handle these just like 'fatal' ones */
- signal(SIGHUP , handler);
- signal(SIGPIPE, handler);
- signal(SIGALRM, handler);
+ + (1 << SIGHUP)
+ + (1 << SIGPIPE)
+ + (1 << SIGALRM)
+ , handler);
}
static void set_jobctrl_sighandler(void (*handler)(int))
{
- signal(SIGTSTP, handler);
- signal(SIGTTIN, handler);
- signal(SIGTTOU, handler);
+ bb_signals(0
+ + (1 << SIGTSTP)
+ + (1 << SIGTTIN)
+ + (1 << SIGTTOU)
+ , handler);
}
static void set_misc_sighandler(void (*handler)(int))
{
- signal(SIGINT , handler);
- signal(SIGQUIT, handler);
- signal(SIGTERM, handler);
+ bb_signals(0
+ + (1 << SIGINT)
+ + (1 << SIGQUIT)
+ + (1 << SIGTERM)
+ , handler);
}
/* SIGCHLD is special and handled separately */