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-rw-r--r--erts/emulator/beam/erl_nif.h16
1 files changed, 14 insertions, 2 deletions
diff --git a/erts/emulator/beam/erl_nif.h b/erts/emulator/beam/erl_nif.h
index 7613446f64..5b93c2398e 100644
--- a/erts/emulator/beam/erl_nif.h
+++ b/erts/emulator/beam/erl_nif.h
@@ -46,6 +46,18 @@
#define ERL_NIF_MAJOR_VERSION 2
#define ERL_NIF_MINOR_VERSION 6
+/*
+ * The emulator will refuse to load a nif-lib with a major version
+ * lower than ERL_NIF_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD. The load
+ * may however fail if user have not removed use of deprecated
+ * symbols.
+ *
+ * The ERL_NIF_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD have to allow
+ * loading of nif-libs built at least two major OTP releases
+ * ago.
+ */
+#define ERL_NIF_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD 2
+
#include <stdlib.h>
#ifdef SIZEOF_CHAR
@@ -172,8 +184,8 @@ typedef ErlDrvThreadOpts ErlNifThreadOpts;
#ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT
typedef enum
{
- ERL_NIF_DIRTY_JOB_CPU_BOUND = 1,
- ERL_NIF_DIRTY_JOB_IO_BOUND = 2
+ ERL_NIF_DIRTY_JOB_CPU_BOUND = ERL_DRV_DIRTY_JOB_CPU_BOUND,
+ ERL_NIF_DIRTY_JOB_IO_BOUND = ERL_DRV_DIRTY_JOB_IO_BOUND
}ErlNifDirtyTaskFlags;
#endif