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-rw-r--r--bindings/samples/HelloWorld.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/bindings/samples/HelloWorld.c b/bindings/samples/HelloWorld.c
index 3432d9f4..c16bb92a 100644
--- a/bindings/samples/HelloWorld.c
+++ b/bindings/samples/HelloWorld.c
@@ -17,11 +17,14 @@
#define _GNU_SOURCE
#include <stdio.h>
#include <string.h>
+#include <pthread.h>
+
#include <json-c/json.h>
#include <afb/afb-binding.h>
const struct afb_binding_interface *interface;
+static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
struct event
{
@@ -211,48 +214,56 @@ static void eventadd (struct afb_req request)
const char *tag = afb_req_value(request, "tag");
const char *name = afb_req_value(request, "name");
+ pthread_mutex_lock(&mutex);
if (tag == NULL || name == NULL)
afb_req_fail(request, "failed", "bad arguments");
else if (0 != event_add(tag, name))
afb_req_fail(request, "failed", "creation error");
else
afb_req_success(request, NULL, NULL);
+ pthread_mutex_unlock(&mutex);
}
static void eventdel (struct afb_req request)
{
const char *tag = afb_req_value(request, "tag");
+ pthread_mutex_lock(&mutex);
if (tag == NULL)
afb_req_fail(request, "failed", "bad arguments");
else if (0 != event_del(tag))
afb_req_fail(request, "failed", "deletion error");
else
afb_req_success(request, NULL, NULL);
+ pthread_mutex_unlock(&mutex);
}
static void eventsub (struct afb_req request)
{
const char *tag = afb_req_value(request, "tag");
+ pthread_mutex_lock(&mutex);
if (tag == NULL)
afb_req_fail(request, "failed", "bad arguments");
else if (0 != event_subscribe(request, tag))
afb_req_fail(request, "failed", "subscription error");
else
afb_req_success(request, NULL, NULL);
+ pthread_mutex_unlock(&mutex);
}
static void eventunsub (struct afb_req request)
{
const char *tag = afb_req_value(request, "tag");
+ pthread_mutex_lock(&mutex);
if (tag == NULL)
afb_req_fail(request, "failed", "bad arguments");
else if (0 != event_unsubscribe(request, tag))
afb_req_fail(request, "failed", "unsubscription error");
else
afb_req_success(request, NULL, NULL);
+ pthread_mutex_unlock(&mutex);
}
static void eventpush (struct afb_req request)
@@ -261,12 +272,14 @@ static void eventpush (struct afb_req request)
const char *data = afb_req_value(request, "data");
json_object *object = data ? json_tokener_parse(data) : NULL;
+ pthread_mutex_lock(&mutex);
if (tag == NULL)
afb_req_fail(request, "failed", "bad arguments");
else if (0 > event_push(object, tag))
afb_req_fail(request, "failed", "push error");
else
afb_req_success(request, NULL, NULL);
+ pthread_mutex_unlock(&mutex);
}
static void exitnow (struct afb_req request)