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signals: Adds a very limited, minimal implementation for SIGEV_THREAD

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This commit is contained in:
Gregory Nutt
2015-12-30 15:01:14 -06:00
parent 9852932dcc
commit c1fff4706c
7 changed files with 219 additions and 33 deletions
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include/nuttx/signal.h
+2 -2
View File
@@ -45,7 +45,7 @@
#include <sys/types.h>
#include <signal.h>
#if defined(CONFIG_SIG_EVTHREAD) && defined(__KERNEL__)
#if defined(CONFIG_SIG_EVTHREAD) && defined(CONFIG_BUILD_FLAT)
/****************************************************************************
* Public Function Prototypes
@@ -72,5 +72,5 @@
int sig_notification(pid_t pid, FAR struct sigevent *event);
#endif /* CONFIG_SIG_EVTHREAD && __KERNEL__ */
#endif /* CONFIG_SIG_EVTHREAD && CONFIG_BUILD_FLAT */
#endif /* __INCLUDE_NUTTX_SIGNAL_H */
include/pthread.h
+4
View File
@@ -432,6 +432,10 @@ int pthread_sigmask(int how, FAR const sigset_t *set, FAR sigset_t *oset);
}
#endif
/********************************************************************************
* Minimal Type Definitions
********************************************************************************/
#else /* __INCLUDE_PTHREAD_H */
#include <sys/types.h>
include/signal.h
+12 -6
View File
@@ -210,6 +210,12 @@ union sigval
* available on a queue
*/
#ifdef CONFIG_CAN_PASS_STRUCTS
typedef CODE void (*sigev_notify_function_t)(union sigval value);
#else
typedef CODE void (*sigev_notify_function_t)(FAR void *sival_ptr);
#endif
struct sigevent
{
uint8_t sigev_notify; /* Notification method: SIGEV_SIGNAL, SIGEV_NONE, or SIGEV_THREAD */
@@ -217,8 +223,8 @@ struct sigevent
union sigval sigev_value; /* Data passed with notification */
#ifdef CONFIG_SIG_EVTHREAD
CODE void (*sigev_notify_function)(union sigval); /* Notification function */
FAR pthread_attr_t *sigev_notify_attributes; /* Notification attributes (not used) */
sigev_notify_function_t sigev_notify_function; /* Notification function */
FAR pthread_attr_t *sigev_notify_attributes; /* Notification attributes (not used) */
#endif
};
@@ -264,10 +270,6 @@ struct sigaction
#define sa_handler sa_u._sa_handler
#define sa_sigaction sa_u._sa_sigaction
/********************************************************************************
* Public Data
********************************************************************************/
/********************************************************************************
* Public Function Prototypes
********************************************************************************/
@@ -310,6 +312,10 @@ int sigqueue(int pid, int signo, FAR void *sival_ptr);
}
#endif
/********************************************************************************
* Minimal Type Definitions
********************************************************************************/
#else /* __INCLUDE_SIGNAL_H */
#include <stdint.h>