diff options
Diffstat (limited to 'nuttx/include/signal.h')
| -rw-r--r-- | nuttx/include/signal.h | 37 |
1 files changed, 33 insertions, 4 deletions
diff --git a/nuttx/include/signal.h b/nuttx/include/signal.h index 96f90be12..9357c4d7d 100644 --- a/nuttx/include/signal.h +++ b/nuttx/include/signal.h @@ -67,16 +67,45 @@ #define SIGRTMIN 0 /* First real time signal */ #define SIGRTMAX 31 /* Last real time signal */ -/* A few of the real time signals are used within the OS. The reset are all - * user signals: +/* A few of the real time signals are used within the OS. They have + * default values that can be overridden from the configuration file. The + * rest are all user signals: */ +#ifndef CONFIG_SIG_SIGUSR1 #define SIGUSR1 0 /* User signal 1 */ +#else +#define SIGUSR1 CONFIG_SIG_SIGUSR1 +#endif + +#ifndef CONFIG_SIG_SIGUSR2 #define SIGUSR2 1 /* User signal 2 */ +#else +#define SIGUSR2 CONFIG_SIG_SIGUSR2 +#endif + +#ifndef CONFIG_SIG_SIGALARM #define SIGALRM 2 /* Default signal used with POSIX timers (used only */ /* no other signal is provided) */ -#define SIGCONDTIMEDOUT 3 /* Used in the implementation of */ - /* pthread_cond_timedwait */ +#else +#define SIGALRM CONFIG_SIG_SIGALARM +#endif + +#ifndef CONFIG_DISABLE_PTHREAD +#ifndef CONFIG_SIG_SIGCONDTIMEDOUT +#define SIGCONDTIMEDOUT 3 /* Used in the implementation of pthread_cond_timedwait */ +#else +#define SIGCONDTIMEDOUT CONFIG_SIG_SIGCONDTIMEDOUT +#endif +#endif + +#ifdef CONFIG_SCHED_WORKQUEUE +#ifndef CONFIG_SIG_SIGWORK +#define SIGWORK 4 /* Used to wake up the work queue */ +#else +#define SIGWORK CONFIG_SIG_SIGWORK +#endif +#endif /* sigprocmask() "how" definitions. Only one of the following can be specified: */ |