Add atomic ops for Solaris

[platform/upstream/fontconfig.git] / src / fcatomic.h

diff --git a/src/fcatomic.h b/src/fcatomic.h
index 72ae372..a764311 100644 (file)
--- a/src/fcatomic.h
+++ b/src/fcatomic.h
@@ -87,6 +87,18 @@ typedef int fc_atomic_int_t;
 #define fc_atomic_ptr_cmpexch(P,O,N)   __sync_bool_compare_and_swap ((P), (O), (N))
 
 
+#elif !defined(FC_NO_MT) && defined(HAVE_SOLARIS_ATOMIC_OPS)
+
+#include <atomic.h>
+#include <mbarrier.h>
+
+typedef unsigned int fc_atomic_int_t;
+#define fc_atomic_int_add(AI, V)       ( ({__machine_rw_barrier ();}), atomic_add_int_nv (&(AI), (V)) - (V))
+
+#define fc_atomic_ptr_get(P)           ( ({__machine_rw_barrier ();}), (void *) *(P))
+#define fc_atomic_ptr_cmpexch(P,O,N)   ( ({__machine_rw_barrier ();}), atomic_cas_ptr ((P), (O), (N)) == (void *) (O) ? FcTrue : FcFalse)
+
+
 #elif !defined(FC_NO_MT)
 
 #define FC_ATOMIC_INT_NIL 1 /* Warn that fallback implementation is in use. */