diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/signal.h | 42 |
1 files changed, 25 insertions, 17 deletions
diff --git a/include/signal.h b/include/signal.h index c2b8b7476..b42800f51 100644 --- a/include/signal.h +++ b/include/signal.h @@ -56,18 +56,31 @@ typedef __sigset_t sigset_t; #include <bits/types.h> #include <bits/signum.h> -//TODO vda: pull out of bits/signum.h the following, -//which is the same for all arches: -//#define SIG_ERR ((__sighandler_t) -1) /* Error return. */ -//#define SIG_DFL ((__sighandler_t) 0) /* Default action. */ -//#define SIG_IGN ((__sighandler_t) 1) /* Ignore signal. */ -//#ifdef __USE_UNIX98 -//# define SIG_HOLD ((__sighandler_t) 2) /* Add signal to hold mask. */ -//#endif -//#define SIGRTMIN (__libc_current_sigrtmin()) -//#define SIGRTMAX (__libc_current_sigrtmax()) -//#define __SIGRTMIN -- dont pull, it's arch specific -//#define __SIGRTMAX (_NSIG - 1) + +/* Fake signal functions. */ +#define SIG_ERR ((__sighandler_t) -1) /* Error return. */ +#define SIG_DFL ((__sighandler_t) 0) /* Default action. */ +#define SIG_IGN ((__sighandler_t) 1) /* Ignore signal. */ +#ifdef __USE_UNIX98 +# define SIG_HOLD ((__sighandler_t) 2) /* Add signal to hold mask. */ +#endif +/* Biggest signal number + 1 (including real-time signals). */ +#ifndef _NSIG /* if arch has not defined it in bits/signum.h... */ +# define _NSIG 65 +#endif +#ifdef __USE_MISC +# define NSIG _NSIG +#endif +/* Real-time signal range */ +#define SIGRTMIN (__libc_current_sigrtmin()) +#define SIGRTMAX (__libc_current_sigrtmax()) +/* These are the hard limits of the kernel. These values should not be + used directly at user level. */ +#ifndef __SIGRTMIN /* if arch has not defined it in bits/signum.h... */ +# define __SIGRTMIN 32 +#endif +#define __SIGRTMAX (_NSIG - 1) + #if defined __USE_XOPEN || defined __USE_XOPEN2K # ifndef __pid_t_defined @@ -205,11 +218,6 @@ extern int siggetmask (void) __THROW __attribute_deprecated__; #endif /* Use BSD. */ -/* Biggest signal number + 1 (including real-time signals). */ -#ifdef __USE_MISC -# define NSIG _NSIG -#endif - #ifdef __USE_GNU typedef __sighandler_t sighandler_t; #endif |