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sched/task: Simplify atexit and onexit implementation

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Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
Change-Id: I3028b74fe4872ae5cb376fa160e3cff79d5ad449
This commit is contained in:
Xiang Xiao
2020-06-03 17:08:25 +08:00
committed by Abdelatif Guettouche
parent 368fbd0dea
commit 3409c989bd
4 changed files with 56 additions and 109 deletions
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include/nuttx/sched.h
+33 -19
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@@ -171,6 +171,18 @@
# define _SCHED_ERRVAL(r) (-errno)
#endif
/* The number of callback can be saved */
#if defined(CONFIG_SCHED_ONEXIT_MAX)
# define CONFIG_SCHED_EXIT_MAX CONFIG_SCHED_ONEXIT_MAX
#elif defined(CONFIG_SCHED_ATEXIT_MAX)
# define CONFIG_SCHED_EXIT_MAX CONFIG_SCHED_ATEXIT_MAX
#endif
#if defined(CONFIG_SCHED_EXIT_MAX) && CONFIG_SCHED_EXIT_MAX < 1
# error "CONFIG_SCHED_EXIT_MAX < 1"
#endif
/********************************************************************************
* Public Type Definitions
********************************************************************************/
@@ -400,6 +412,24 @@ struct stackinfo_s
/* The initial stack pointer value */
};
/* struct exitinfo_s ************************************************************/
struct exitinfo_s
{
union
{
#ifdef CONFIG_SCHED_ATEXIT
atexitfunc_t at;
#endif
#ifdef CONFIG_SCHED_ONEXIT
onexitfunc_t on;
#endif
} func;
#ifdef CONFIG_SCHED_ONEXIT
FAR void *arg;
#endif
};
/* struct task_group_s **********************************************************/
/* All threads created by pthread_create belong in the same task group (along
@@ -463,26 +493,10 @@ struct task_group_s
FAR pid_t *tg_members; /* Members of the group */
#endif
#if defined(CONFIG_SCHED_ATEXIT) && !defined(CONFIG_SCHED_ONEXIT)
/* atexit support *************************************************************/
/* [at|on]exit support ********************************************************/
# if defined(CONFIG_SCHED_ATEXIT_MAX) && CONFIG_SCHED_ATEXIT_MAX > 1
atexitfunc_t tg_atexitfunc[CONFIG_SCHED_ATEXIT_MAX];
# else
atexitfunc_t tg_atexitfunc; /* Called when exit is called. */
# endif
#endif
#ifdef CONFIG_SCHED_ONEXIT
/* on_exit support ************************************************************/
# if defined(CONFIG_SCHED_ONEXIT_MAX) && CONFIG_SCHED_ONEXIT_MAX > 1
onexitfunc_t tg_onexitfunc[CONFIG_SCHED_ONEXIT_MAX];
FAR void *tg_onexitarg[CONFIG_SCHED_ONEXIT_MAX];
# else
onexitfunc_t tg_onexitfunc; /* Called when exit is called. */
FAR void *tg_onexitarg; /* The argument passed to the function */
# endif
#ifdef CONFIG_SCHED_EXIT_MAX
struct exitinfo_s tg_exit[CONFIG_SCHED_EXIT_MAX];
#endif
#ifdef CONFIG_BINFMT_LOADABLE