store the list of 'atexit' functions using linked list macros (issue #6329)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@8572 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2006-01-24 20:27:09 +00:00
parent a7b05ea51c
commit 6334e3b543

View File

@@ -167,12 +167,12 @@ struct console {
pthread_t t; /*!< Thread of handler */ pthread_t t; /*!< Thread of handler */
}; };
static struct ast_atexit { struct ast_atexit {
void (*func)(void); void (*func)(void);
struct ast_atexit *next; AST_LIST_ENTRY(ast_atexit) list;
} *atexits = NULL; };
AST_MUTEX_DEFINE_STATIC(atexitslock); static AST_LIST_HEAD_STATIC(atexits, ast_atexit);
time_t ast_startuptime; time_t ast_startuptime;
time_t ast_lastreloadtime; time_t ast_lastreloadtime;
@@ -355,35 +355,29 @@ int ast_register_atexit(void (*func)(void))
struct ast_atexit *ae; struct ast_atexit *ae;
ast_unregister_atexit(func); ast_unregister_atexit(func);
ae = malloc(sizeof(struct ast_atexit)); ae = malloc(sizeof(struct ast_atexit));
ast_mutex_lock(&atexitslock); AST_LIST_LOCK(&atexits);
if (ae) { if (ae) {
memset(ae, 0, sizeof(struct ast_atexit)); memset(ae, 0, sizeof(struct ast_atexit));
ae->next = atexits; AST_LIST_INSERT_HEAD(&atexits, ae, list);
ae->func = func; ae->func = func;
atexits = ae;
res = 0; res = 0;
} }
ast_mutex_unlock(&atexitslock); AST_LIST_UNLOCK(&atexits);
return res; return res;
} }
void ast_unregister_atexit(void (*func)(void)) void ast_unregister_atexit(void (*func)(void))
{ {
struct ast_atexit *ae, *prev = NULL; struct ast_atexit *ae;
ast_mutex_lock(&atexitslock); AST_LIST_LOCK(&atexits);
ae = atexits; AST_LIST_TRAVERSE_SAFE_BEGIN(&atexits, ae, list) {
while(ae) {
if (ae->func == func) { if (ae->func == func) {
if (prev) AST_LIST_REMOVE_CURRENT(&atexits, list);
prev->next = ae->next;
else
atexits = ae->next;
break; break;
} }
prev = ae;
ae = ae->next;
} }
ast_mutex_unlock(&atexitslock); AST_LIST_TRAVERSE_SAFE_END
AST_LIST_UNLOCK(&atexits);
} }
static int fdprint(int fd, const char *s) static int fdprint(int fd, const char *s)
@@ -806,14 +800,12 @@ int ast_set_priority(int pri)
static void ast_run_atexits(void) static void ast_run_atexits(void)
{ {
struct ast_atexit *ae; struct ast_atexit *ae;
ast_mutex_lock(&atexitslock); AST_LIST_LOCK(&atexits);
ae = atexits; AST_LIST_TRAVERSE(&atexits, ae, list) {
while(ae) {
if (ae->func) if (ae->func)
ae->func(); ae->func();
ae = ae->next;
} }
ast_mutex_unlock(&atexitslock); AST_LIST_UNLOCK(&atexits);
} }
static void quit_handler(int num, int nice, int safeshutdown, int restart) static void quit_handler(int num, int nice, int safeshutdown, int restart)