Change the thread api a bit.

* Remove THREAD_ID_CURRENT macro in favor of a thread_self() function, this allows thread functions to be simpler.
* thread_self_entry() shortcut for kernel.c.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29521 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 7 insertions, 4 deletions

diff --git a/firmware/export/thread.h b/firmware/export/thread.h
index 0db849ab0a..d0f61f9d85 100644
--- a/firmware/export/thread.h
+++ b/firmware/export/thread.h
@@ -323,9 +323,6 @@ struct thread_entry
 #define THREAD_ID_SLOT_MASK     0x00ff
 #define THREAD_ID_INIT(n)       ((1u << THREAD_ID_VERSION_SHIFT) | (n))
 
-/* Specify current thread in a function taking an ID. */
-#define THREAD_ID_CURRENT ((unsigned int)-1)
-
 #ifdef HAVE_CORELOCK_OBJECT
 /* Operations to be performed just before stopping a thread and starting
    a new one if specified before calling switch_thread */
@@ -445,7 +442,13 @@ int thread_get_io_priority(unsigned int thread_id);
 #if NUM_CORES > 1
 unsigned int switch_core(unsigned int new_core);
 #endif
-unsigned int thread_get_current(void);
+
+/* Return the id of the calling thread. */
+unsigned int thread_self(void);
+
+/* Return the thread_entry for the calling thread.
+ * INTERNAL: Intended for use by kernel and not for programs. */
+struct thread_entry* thread_self_entry(void);
 
 /* Debugging info - only! */
 int thread_stack_usage(const struct thread_entry *thread);