[asterisk-commits] trunk - r8436 /trunk/apps/app_queue.c
asterisk-commits at lists.digium.com
asterisk-commits at lists.digium.com
Sun Jan 22 10:28:43 MST 2006
Author: tilghman
Date: Sun Jan 22 11:28:42 2006
New Revision: 8436
URL: http://svn.digium.com/view/asterisk?rev=8436&view=rev
Log:
Bug 6312 - Macro janitor
Modified:
trunk/apps/app_queue.c
Modified: trunk/apps/app_queue.c
URL: http://svn.digium.com/view/asterisk/trunk/apps/app_queue.c?rev=8436&r1=8435&r2=8436&view=diff
==============================================================================
--- trunk/apps/app_queue.c (original)
+++ trunk/apps/app_queue.c Sun Jan 22 11:28:42 2006
@@ -367,11 +367,10 @@
struct member *members; /*!< Head of the list of members */
struct queue_ent *head; /*!< Head of the list of callers */
- struct ast_call_queue *next; /*!< Next call queue */
+ AST_LIST_ENTRY(ast_call_queue) list; /*!< Next call queue */
};
-static struct ast_call_queue *queues = NULL;
-AST_MUTEX_DEFINE_STATIC(qlock);
+static AST_LIST_HEAD_STATIC(queues, ast_call_queue);
static int set_member_paused(char *queuename, char *interface, int paused);
@@ -481,8 +480,8 @@
}
if (option_debug)
ast_log(LOG_DEBUG, "Device '%s/%s' changed to state '%d' (%s)\n", technology, loc, sc->state, devstate2str(sc->state));
- ast_mutex_lock(&qlock);
- for (q = queues; q; q = q->next) {
+ AST_LIST_LOCK(&queues);
+ AST_LIST_TRAVERSE(&queues, q, list) {
ast_mutex_lock(&q->lock);
cur = q->members;
while(cur) {
@@ -508,7 +507,7 @@
}
ast_mutex_unlock(&q->lock);
}
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
free(sc);
return NULL;
}
@@ -795,18 +794,17 @@
static struct ast_call_queue *find_queue_by_name_rt(const char *queuename, struct ast_variable *queue_vars, struct ast_config *member_config)
{
struct ast_variable *v;
- struct ast_call_queue *q, *prev_q = NULL;
+ struct ast_call_queue *q;
struct member *m, *prev_m, *next_m;
char *interface;
char *tmp, *tmp_name;
char tmpbuf[64]; /* Must be longer than the longest queue param name. */
/* Find the queue in the in-core list (we will create a new one if not found). */
- for (q = queues; q; q = q->next) {
+ AST_LIST_TRAVERSE(&queues, q, list) {
if (!strcasecmp(q->name, queuename)) {
break;
}
- prev_q = q;
}
/* Static queues override realtime. */
@@ -838,11 +836,7 @@
/* Delete if unused (else will be deleted when last caller leaves). */
if (!q->count) {
/* Delete. */
- if (!prev_q) {
- queues = q->next;
- } else {
- prev_q->next = q->next;
- }
+ AST_LIST_REMOVE(&queues, q, list);
ast_mutex_unlock(&q->lock);
free(q);
} else
@@ -858,8 +852,7 @@
ast_mutex_lock(&q->lock);
clear_queue(q);
q->realtime = 1;
- q->next = queues;
- queues = q;
+ AST_LIST_INSERT_HEAD(&queues, q, list);
}
init_queue(q); /* Ensure defaults for all parameters not set explicitly. */
@@ -923,13 +916,13 @@
struct ast_call_queue *q;
/* Find the queue in the in-core list first. */
- ast_mutex_lock(&qlock);
- for (q = queues; q; q = q->next) {
+ AST_LIST_LOCK(&queues);
+ AST_LIST_TRAVERSE(&queues, q, list) {
if (!strcasecmp(q->name, queuename)) {
break;
}
}
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
if (!q) {
/*! \note Load from realtime before taking the global qlock, to avoid blocking all
@@ -950,7 +943,7 @@
}
}
- ast_mutex_lock(&qlock);
+ AST_LIST_LOCK(&queues);
q = find_queue_by_name_rt(queuename, queue_vars, member_config);
if (member_config)
@@ -958,7 +951,7 @@
if (queue_vars)
ast_variables_destroy(queue_vars);
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
}
return q;
}
@@ -976,7 +969,7 @@
if (!q)
return res;
- ast_mutex_lock(&qlock);
+ AST_LIST_LOCK(&queues);
ast_mutex_lock(&q->lock);
/* This is our one */
@@ -1025,7 +1018,7 @@
#endif
}
ast_mutex_unlock(&q->lock);
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
return res;
}
@@ -1052,22 +1045,11 @@
static void destroy_queue(struct ast_call_queue *q)
{
- struct ast_call_queue *cur, *prev = NULL;
-
- ast_mutex_lock(&qlock);
- for (cur = queues; cur; cur = cur->next) {
- if (cur == q) {
- if (prev)
- prev->next = cur->next;
- else
- queues = cur->next;
- } else {
- prev = cur;
- }
- }
- ast_mutex_unlock(&qlock);
+ AST_LIST_LOCK(&queues);
+ AST_LIST_REMOVE(&queues, q, list);
+ AST_LIST_UNLOCK(&queues);
free_members(q, 1);
- ast_mutex_destroy(&q->lock);
+ ast_mutex_destroy(&q->lock);
free(q);
}
@@ -1352,7 +1334,7 @@
/* &qlock and &rq->lock already set by try_calling()
* to solve deadlock */
- for (q = queues; q; q = q->next) {
+ AST_LIST_TRAVERSE(&queues, q, list) {
if (q == rq) /* don't check myself, could deadlock */
continue;
ast_mutex_lock(&q->lock);
@@ -2113,7 +2095,7 @@
/* Hold the lock while we setup the outgoing calls */
if (use_weight)
- ast_mutex_lock(&qlock);
+ AST_LIST_LOCK(&queues);
ast_mutex_lock(&qe->parent->lock);
if (option_debug)
ast_log(LOG_DEBUG, "%s is trying to call a queue member.\n",
@@ -2129,7 +2111,7 @@
if (!(tmp = ast_calloc(1, sizeof(*tmp)))) {
ast_mutex_unlock(&qe->parent->lock);
if (use_weight)
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
goto out;
}
tmp->stillgoing = -1;
@@ -2176,7 +2158,7 @@
ring_one(qe, outgoing, &numbusies);
ast_mutex_unlock(&qe->parent->lock);
if (use_weight)
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
lpeer = wait_for_answer(qe, outgoing, &to, &digit, numbusies, ast_test_flag(&(bridge_config.features_caller), AST_FEATURE_DISCONNECT));
ast_mutex_lock(&qe->parent->lock);
if (qe->parent->strategy == QUEUE_STRATEGY_RRMEMORY) {
@@ -2431,8 +2413,8 @@
struct member *last_member, *look;
int res = RES_NOSUCHQUEUE;
- ast_mutex_lock(&qlock);
- for (q = queues ; q ; q = q->next) {
+ AST_LIST_LOCK(&queues);
+ AST_LIST_TRAVERSE(&queues, q, list) {
ast_mutex_lock(&q->lock);
if (!strcmp(q->name, queuename)) {
if ((last_member = interface_exists(q, interface))) {
@@ -2466,7 +2448,7 @@
}
ast_mutex_unlock(&q->lock);
}
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
return res;
}
@@ -2480,7 +2462,7 @@
* short-circuits if the queue is already in memory. */
q = load_realtime_queue(queuename);
- ast_mutex_lock(&qlock);
+ AST_LIST_LOCK(&queues);
if (q) {
ast_mutex_lock(&q->lock);
@@ -2515,7 +2497,7 @@
}
ast_mutex_unlock(&q->lock);
}
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
return res;
}
@@ -2530,8 +2512,8 @@
if (ast_strlen_zero(queuename))
ast_queue_log("NONE", "NONE", interface, (paused ? "PAUSEALL" : "UNPAUSEALL"), "%s", "");
- ast_mutex_lock(&qlock);
- for (q = queues ; q ; q = q->next) {
+ AST_LIST_LOCK(&queues);
+ AST_LIST_TRAVERSE(&queues, q, list) {
ast_mutex_lock(&q->lock);
if (ast_strlen_zero(queuename) || !strcasecmp(q->name, queuename)) {
if ((mem = interface_exists(q, interface))) {
@@ -2554,7 +2536,7 @@
}
ast_mutex_unlock(&q->lock);
}
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
if (found)
return RESULT_SUCCESS;
@@ -2578,7 +2560,7 @@
struct ast_call_queue *cur_queue;
char queue_data[PM_MAX_LEN];
- ast_mutex_lock(&qlock);
+ AST_LIST_LOCK(&queues);
/* Each key in 'pm_family' is the name of a queue */
db_tree = ast_db_gettree(pm_family, NULL);
@@ -2586,13 +2568,11 @@
queue_name = entry->key + strlen(pm_family) + 2;
- cur_queue = queues;
- while (cur_queue) {
+ AST_LIST_TRAVERSE(&queues, cur_queue, list) {
ast_mutex_lock(&cur_queue->lock);
if (!strcmp(queue_name, cur_queue->name))
break;
ast_mutex_unlock(&cur_queue->lock);
- cur_queue = cur_queue->next;
}
if (!cur_queue) {
@@ -2645,7 +2625,7 @@
}
}
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
if (db_tree) {
ast_log(LOG_NOTICE, "Queue members successfully reloaded from database.\n");
ast_db_freetree(db_tree);
@@ -3185,17 +3165,17 @@
return buf;
}
- ast_mutex_lock(&qlock);
+ AST_LIST_LOCK(&queues);
/* Find the right queue */
- for (q = queues; q; q = q->next) {
+ AST_LIST_TRAVERSE(&queues, q, list) {
if (!strcasecmp(q->name, data)) {
ast_mutex_lock(&q->lock);
break;
}
}
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
if (q) {
for (m = q->members; m; m = m->next) {
@@ -3228,17 +3208,17 @@
LOCAL_USER_ACF_ADD(u);
- ast_mutex_lock(&qlock);
+ AST_LIST_LOCK(&queues);
/* Find the right queue */
- for (q = queues; q; q = q->next) {
+ AST_LIST_TRAVERSE(&queues, q, list) {
if (!strcasecmp(q->name, data)) {
ast_mutex_lock(&q->lock);
break;
}
}
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
if (q) {
int buflen = 0, count = 0;
@@ -3295,7 +3275,7 @@
static void reload_queues(void)
{
- struct ast_call_queue *q, *ql, *qn;
+ struct ast_call_queue *q;
struct ast_config *cfg;
char *cat, *tmp;
struct ast_variable *var;
@@ -3311,13 +3291,11 @@
return;
}
memset(interface, 0, sizeof(interface));
- ast_mutex_lock(&qlock);
+ AST_LIST_LOCK(&queues);
use_weight=0;
/* Mark all queues as dead for the moment */
- q = queues;
- while(q) {
+ AST_LIST_TRAVERSE(&queues, q, list) {
q->dead = 1;
- q = q->next;
}
/* Chug through config file */
cat = ast_category_browse(cfg, NULL);
@@ -3329,11 +3307,9 @@
queue_persistent_members = ast_true(general_val);
} else { /* Define queue */
/* Look for an existing one */
- q = queues;
- while(q) {
+ AST_LIST_TRAVERSE(&queues, q, list) {
if (!strcmp(q->name, cat))
break;
- q = q->next;
}
if (!q) {
/* Make one then */
@@ -3383,26 +3359,18 @@
}
var = var->next;
}
- if (!new)
+ if (new) {
+ AST_LIST_INSERT_HEAD(&queues, q, list);
+ } else
ast_mutex_unlock(&q->lock);
- if (new) {
- q->next = queues;
- queues = q;
- }
}
}
cat = ast_category_browse(cfg, cat);
}
ast_config_destroy(cfg);
- q = queues;
- ql = NULL;
- while(q) {
- qn = q->next;
+ AST_LIST_TRAVERSE_SAFE_BEGIN(&queues, q, list) {
if (q->dead) {
- if (ql)
- ql->next = q->next;
- else
- queues = q->next;
+ AST_LIST_REMOVE_CURRENT(&queues, list);
if (!q->count) {
free(q);
} else
@@ -3410,11 +3378,10 @@
} else {
for (cur = q->members; cur; cur = cur->next)
cur->status = ast_device_state(cur->interface);
- ql = q;
- }
- q = qn;
- }
- ast_mutex_unlock(&qlock);
+ }
+ }
+ AST_LIST_TRAVERSE_SAFE_END;
+ AST_LIST_UNLOCK(&queues);
}
static int __queues_show(int manager, int fd, int argc, char **argv, int queue_show)
@@ -3438,24 +3405,21 @@
if (queue_show)
load_realtime_queue(argv[2]);
- ast_mutex_lock(&qlock);
-
- q = queues;
- if (!q) {
- ast_mutex_unlock(&qlock);
+ AST_LIST_LOCK(&queues);
+ if (AST_LIST_EMPTY(&queues)) {
+ AST_LIST_UNLOCK(&queues);
if (queue_show)
ast_cli(fd, "No such queue: %s.%s",argv[2], term);
else
ast_cli(fd, "No queues.%s", term);
return RESULT_SUCCESS;
}
- while (q) {
+ AST_LIST_TRAVERSE(&queues, q, list) {
ast_mutex_lock(&q->lock);
if (queue_show) {
if (strcasecmp(q->name, argv[2]) != 0) {
ast_mutex_unlock(&q->lock);
- q = q->next;
- if (!q) {
+ if (!AST_LIST_NEXT(q, list)) {
ast_cli(fd, "No such queue: %s.%s",argv[2], term);
break;
}
@@ -3506,11 +3470,10 @@
ast_cli(fd, " No Callers%s", term);
ast_cli(fd, "%s", term);
ast_mutex_unlock(&q->lock);
- q = q->next;
if (queue_show)
break;
}
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
return RESULT_SUCCESS;
}
@@ -3531,8 +3494,8 @@
int which = 0;
int wordlen = strlen(word);
- ast_mutex_lock(&qlock);
- for (q = queues; q; q = q->next) {
+ AST_LIST_LOCK(&queues);
+ AST_LIST_TRAVERSE(&queues, q, list) {
if (!strncasecmp(word, q->name, wordlen)) {
if (++which > state) {
ret = strdup(q->name);
@@ -3540,7 +3503,7 @@
}
}
}
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
return ret;
}
@@ -3573,11 +3536,11 @@
astman_send_ack(s, m, "Queue status will follow");
time(&now);
- ast_mutex_lock(&qlock);
+ AST_LIST_LOCK(&queues);
if (!ast_strlen_zero(id)) {
snprintf(idText,256,"ActionID: %s\r\n",id);
}
- for (q = queues; q; q = q->next) {
+ AST_LIST_TRAVERSE(&queues, q, list) {
ast_mutex_lock(&q->lock);
/* List queue properties */
@@ -3636,7 +3599,7 @@
}
ast_mutex_unlock(&q->lock);
}
- ast_mutex_unlock(&qlock);
+ AST_LIST_UNLOCK(&queues);
ast_cli(s->fd,
"Event: QueueStatusComplete\r\n"
@@ -3889,8 +3852,8 @@
return complete_queue(line, word, pos, state);
}
- if (queues != NULL) {
- for (q = queues ; q ; q = q->next) {
+ if (!AST_LIST_EMPTY(&queues)) {
+ AST_LIST_TRAVERSE(&queues, q, list) {
ast_mutex_lock(&q->lock);
for (m = q->members ; m ; m = m->next) {
if (++which > state) {
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