From 8868edaf2250e09c4e9a1c75ffe3274f28f38581 Mon Sep 17 00:00:00 2001
From: Chet Ramey <chet.ramey@case.edu>
Date: Sun, 6 Dec 2020 15:51:17 -0500
Subject: bash-5.1 distribution sources and documentation

---
 sig.h | 43 +++++++++++++++++++++++--------------------
 1 file changed, 23 insertions(+), 20 deletions(-)

(limited to 'sig.h')

diff --git a/sig.h b/sig.h
index 4e5b4644..a564e3cd 100644
--- a/sig.h
+++ b/sig.h
@@ -32,7 +32,7 @@
 #endif
 
 #define sighandler RETSIGTYPE
-typedef RETSIGTYPE SigHandler __P((int));
+typedef RETSIGTYPE SigHandler PARAMS((int));
 
 #if defined (VOID_SIGHANDLER)
 #  define SIGRETURN(n)	return
@@ -46,7 +46,7 @@ typedef RETSIGTYPE SigHandler __P((int));
 #if !defined (HAVE_POSIX_SIGNALS)
 #  define set_signal_handler(sig, handler) (SigHandler *)signal (sig, handler)
 #else
-extern SigHandler *set_signal_handler __P((int, SigHandler *));	/* in sig.c */
+extern SigHandler *set_signal_handler PARAMS((int, SigHandler *));	/* in sig.c */
 #endif /* _POSIX_VERSION */
 
 #if !defined (SIGCHLD) && defined (SIGCLD)
@@ -113,25 +113,28 @@ extern int interrupt_immediately;	/* no longer used */
 extern int terminate_immediately;
 
 /* Functions from sig.c. */
-extern sighandler termsig_sighandler __P((int));
-extern void termsig_handler __P((int));
-extern sighandler sigint_sighandler __P((int));
-extern void initialize_signals __P((int));
-extern void initialize_terminating_signals __P((void));
-extern void reset_terminating_signals __P((void));
-extern void top_level_cleanup __P((void));
-extern void throw_to_top_level __P((void));
-extern void jump_to_top_level __P((int)) __attribute__((__noreturn__));
-
-extern sighandler sigwinch_sighandler __P((int));
-extern void set_sigwinch_handler __P((void));
-extern void unset_sigwinch_handler __P((void));
-
-extern sighandler sigterm_sighandler __P((int));
+extern sighandler termsig_sighandler PARAMS((int));
+extern void termsig_handler PARAMS((int));
+extern sighandler sigint_sighandler PARAMS((int));
+extern void initialize_signals PARAMS((int));
+extern void initialize_terminating_signals PARAMS((void));
+extern void reset_terminating_signals PARAMS((void));
+extern void top_level_cleanup PARAMS((void));
+extern void throw_to_top_level PARAMS((void));
+extern void jump_to_top_level PARAMS((int)) __attribute__((__noreturn__));
+extern void restore_sigmask PARAMS((void));
+
+extern sighandler sigwinch_sighandler PARAMS((int));
+extern void set_sigwinch_handler PARAMS((void));
+extern void unset_sigwinch_handler PARAMS((void));
+
+extern sighandler sigterm_sighandler PARAMS((int));
 
 /* Functions defined in trap.c. */
-extern SigHandler *set_sigint_handler __P((void));
-extern SigHandler *trap_to_sighandler __P((int));
-extern sighandler trap_handler __P((int));
+extern SigHandler *set_sigint_handler PARAMS((void));
+extern SigHandler *trap_to_sighandler PARAMS((int));
+extern sighandler trap_handler PARAMS((int));
 
+extern int block_trapped_signals PARAMS((sigset_t *, sigset_t *));
+extern int unblock_trapped_signals PARAMS((sigset_t *));
 #endif /* _SIG_H_ */
-- 
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