Ticket #500: Added function to set thread priority in PJLIB
git-svn-id: https://svn.pjsip.org/repos/pjproject/trunk@1841 74dad513-b988-da41-8d7b-12977e46ad98
diff --git a/pjlib/include/pj/os.h b/pjlib/include/pj/os.h
index a5c10df..f5503c9 100644
--- a/pjlib/include/pj/os.h
+++ b/pjlib/include/pj/os.h
@@ -138,6 +138,46 @@
/**
+ * Get thread priority value for the thread.
+ *
+ * @param thread Thread handle.
+ *
+ * @return Thread priority value, or -1 on error.
+ */
+PJ_DECL(int) pj_thread_get_prio(pj_thread_t *thread);
+
+
+/**
+ * Set the thread priority. The priority value must be in the priority
+ * value range, which can be retrieved with #pj_thread_get_prio_min() and
+ * #pj_thread_get_prio_max() functions.
+ *
+ * @param thread Thread handle.
+ * @param prio New priority to be set to the thread.
+ *
+ * @return PJ_SUCCESS on success or the error code.
+ */
+PJ_DECL(pj_status_t) pj_thread_set_prio(pj_thread_t *thread, int prio);
+
+/**
+ * Get the lowest priority value available for this thread.
+ *
+ * @param thread Thread handle.
+ * @return Minimum thread priority value, or -1 on error.
+ */
+PJ_DECL(int) pj_thread_get_prio_min(pj_thread_t *thread);
+
+
+/**
+ * Get the highest priority value available for this thread.
+ *
+ * @param thread Thread handle.
+ * @return Minimum thread priority value, or -1 on error.
+ */
+PJ_DECL(int) pj_thread_get_prio_max(pj_thread_t *thread);
+
+
+/**
* Return native handle from pj_thread_t for manipulation using native
* OS APIs.
*