diff options
Diffstat (limited to 'sig.h')
| -rw-r--r-- | sig.h | 11 |
1 files changed, 6 insertions, 5 deletions
@@ -30,7 +30,7 @@ #endif #define sighandler RETSIGTYPE -typedef RETSIGTYPE SigHandler (); +typedef RETSIGTYPE SigHandler __P((int)); #if defined (VOID_SIGHANDLER) # define SIGRETURN(n) return @@ -44,7 +44,7 @@ typedef RETSIGTYPE SigHandler (); #if !defined (HAVE_POSIX_SIGNALS) # define set_signal_handler(sig, handler) (SigHandler *)signal (sig, handler) #else -extern SigHandler *set_signal_handler (); /* in sig.c */ +extern SigHandler *set_signal_handler __P((int, SigHandler *)); /* in sig.c */ #endif /* _POSIX_VERSION */ /* Definitions used by the job control code. */ @@ -89,10 +89,12 @@ extern SigHandler *set_signal_handler (); /* in sig.c */ /* These definitions are used both in POSIX and non-POSIX implementations. */ #define BLOCK_SIGNAL(sig, nvar, ovar) \ +do { \ sigemptyset (&nvar); \ sigaddset (&nvar, sig); \ sigemptyset (&ovar); \ - sigprocmask (SIG_BLOCK, &nvar, &ovar) + sigprocmask (SIG_BLOCK, &nvar, &ovar); \ +} while (0) #if defined (HAVE_POSIX_SIGNALS) # define BLOCK_CHILD(nvar, ovar) \ @@ -109,8 +111,7 @@ extern SigHandler *set_signal_handler (); /* in sig.c */ /* Functions from sig.c. */ extern sighandler termination_unwind_protect __P((int)); extern sighandler sigint_sighandler __P((int)); -extern void initialize_signals __P((void)); -extern void reinitialize_signals __P((void)); +extern void initialize_signals __P((int)); extern void initialize_terminating_signals __P((void)); extern void reset_terminating_signals __P((void)); extern void throw_to_top_level __P((void)); |