turn field starpu_worker_collection:type from int to enum starpu_worker_collection_type

doc/chapters/api.texi

@@ -4101,7 +4101,7 @@ The workerids managed by the collection
 The number of workerids
 @item @code{pthread_key_t cursor_key} (optional)
 The cursor needed to iterate the collection (depending on the data structure)
-@item @code{int type}
+@item @code{enum starpu_worker_collection_type type}
 The type of structure (currently STARPU_WORKER_LIST is the only one available)
 @item @code{unsigned (*has_next)(struct starpu_worker_collection *workers)}
 Checks if there is a next worker
@@ -4123,7 +4123,7 @@ Deinitialize the cursor if there is one
 @end table
 @end deftp
 
-@deftypefun struct starpu_worker_collection* starpu_sched_ctx_create_worker_collection (unsigned @var{sched_ctx_id}, int @var{type})
+@deftypefun struct starpu_worker_collection* starpu_sched_ctx_create_worker_collection (unsigned @var{sched_ctx_id}, enum starpu_worker_collection_type @var{type})
 Create a worker collection of the type indicated by the last parameter for the context specified through the first parameter.
 @end deftypefun
 

include/starpu_sched_ctx.h

@@ -114,7 +114,7 @@ void* starpu_sched_ctx_get_policy_data(unsigned sched_ctx_id);
  * WORKERS IN CONTEXT 
 */
 /* create a worker collection for a context, the type can be only STARPU_WORKER_LIST for now, which corresponds to a simple list */
-struct starpu_worker_collection* starpu_sched_ctx_create_worker_collection(unsigned sched_ctx_id, int type);
+struct starpu_worker_collection* starpu_sched_ctx_create_worker_collection(unsigned sched_ctx_id, enum starpu_worker_collection_type type);
 
 /* free the worker collection when removing the context */
 void starpu_sched_ctx_delete_worker_collection(unsigned sched_ctx_id);

include/starpu_worker.h

@@ -102,6 +102,12 @@ struct starpu_machine_topology
 	unsigned workers_scc_deviceid[STARPU_NMAXWORKERS];
 };
 
+/* types of structures the worker collection can implement */
+enum starpu_worker_collection_type
+{
+	STARPU_WORKER_LIST
+};
+
 /* generic structure used by the scheduling contexts to iterate the workers */
 struct starpu_worker_collection
 {
@@ -109,8 +115,8 @@ struct starpu_worker_collection
 	void *workerids;
 	/* the number of workers in the collection */
 	unsigned nworkers;
-	/* the type of structure (STARPU_WORKER_LIST,...) */
-	int type;
+	/* the type of structure */
+	enum starpu_worker_collection_type type;
 	/* checks if there is another element in collection */
 	unsigned (*has_next)(struct starpu_worker_collection *workers, struct starpu_sched_ctx_iterator *it);
 	/* return the next element in the collection */
@@ -127,10 +133,6 @@ struct starpu_worker_collection
 	void (*init_iterator)(struct starpu_worker_collection *workers, struct starpu_sched_ctx_iterator *it);
 };
 
-
-/* types of structures the worker collection can implement */
-#define STARPU_WORKER_LIST 0
-
 /* This function returns the number of workers (ie. processing units executing
  * StarPU tasks). The returned value should be at most STARPU_NMAXWORKERS. */
 unsigned starpu_worker_get_count(void);

src/core/sched_ctx.c

@@ -842,7 +842,7 @@ void* starpu_sched_ctx_get_policy_data(unsigned sched_ctx_id)
 	return sched_ctx->policy_data;
 }
 
-struct starpu_worker_collection* starpu_sched_ctx_create_worker_collection(unsigned sched_ctx_id, int worker_collection_type)
+struct starpu_worker_collection* starpu_sched_ctx_create_worker_collection(unsigned sched_ctx_id, enum starpu_worker_collection_type  worker_collection_type)
 {
 	struct _starpu_sched_ctx *sched_ctx = _starpu_get_sched_ctx_struct(sched_ctx_id);
 	sched_ctx->workers = (struct starpu_worker_collection*)malloc(sizeof(struct starpu_worker_collection));
@@ -881,6 +881,7 @@ static unsigned _get_workers_list(struct _starpu_sched_ctx *sched_ctx, int **wor
 	}
 	return nworkers;
 }
+
 void starpu_sched_ctx_delete_worker_collection(unsigned sched_ctx_id)
 {
 	struct _starpu_sched_ctx *sched_ctx = _starpu_get_sched_ctx_struct(sched_ctx_id);