Changeset c402739f for libcfa/src/concurrency/io

Timestamp:

Sep 16, 2020, 1:48:12 PM (4 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

2724b4e

Parents:

1c01c58

Message:

I/O operations now use futures.
io calls implementation are now generated at configure time.

Location:

libcfa/src/concurrency/io

Files:

• call.cfa.in (added)
• types.hfa (modified) (1 diff)

libcfa/src/concurrency/io/types.hfa

@@ -104 +104 @@
         //-----------------------------------------------------------------------
         // IO user data
-        struct __io_user_data_t {
+        struct io_future_t {
+                future_t self;
                 __s32 result;
-                oneshot sem;
         };
+
+        static inline {
+                bool fulfil( io_future_t & this, __s32 result ) {
+                        this.result = result;
+                        return fulfil(this.self);
+                }
+
+                // Wait for the future to be fulfilled
+                bool wait( io_future_t & this ) {
+                        return wait(this.self);
+                }
+        }
 
         //-----------------------------------------------------------------------