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-rw-r--r--erts/emulator/beam/erl_driver.h14
-rw-r--r--erts/emulator/beam/erl_nif.h8
2 files changed, 18 insertions, 4 deletions
diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h
index 268bda8b58..0636171ad1 100644
--- a/erts/emulator/beam/erl_driver.h
+++ b/erts/emulator/beam/erl_driver.h
@@ -378,15 +378,23 @@ typedef struct erl_drv_entry {
#ifdef STATIC_ERLANG_DRIVER
# define ERLANG_DRIVER_NAME(NAME) NAME ## _driver_init
+# define ERL_DRIVER_EXPORT
#else
# define ERLANG_DRIVER_NAME(NAME) driver_init
+# if defined(__GNUC__) && __GNUC__ >= 4
+# define ERL_DRIVER_EXPORT __attribute__ ((visibility("default")))
+# elif defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550)
+# define ERL_DRIVER_EXPORT __global
+# else
+# define ERL_DRIVER_EXPORT
+# endif
#endif
#ifndef ERL_DRIVER_TYPES_ONLY
-# define DRIVER_INIT(DRIVER_NAME) \
- ErlDrvEntry* ERLANG_DRIVER_NAME(DRIVER_NAME)(void); \
- ErlDrvEntry* ERLANG_DRIVER_NAME(DRIVER_NAME)(void)
+#define DRIVER_INIT(DRIVER_NAME) \
+ ERL_DRIVER_EXPORT ErlDrvEntry* ERLANG_DRIVER_NAME(DRIVER_NAME)(void); \
+ ERL_DRIVER_EXPORT ErlDrvEntry* ERLANG_DRIVER_NAME(DRIVER_NAME)(void)
#define ERL_DRV_BUSY_MSGQ_DISABLED (~((ErlDrvSizeT) 0))
#define ERL_DRV_BUSY_MSGQ_READ_ONLY ((ErlDrvSizeT) 0)
diff --git a/erts/emulator/beam/erl_nif.h b/erts/emulator/beam/erl_nif.h
index 6f1b7a7571..40c2ad6f08 100644
--- a/erts/emulator/beam/erl_nif.h
+++ b/erts/emulator/beam/erl_nif.h
@@ -250,7 +250,13 @@ extern TWinDynNifCallbacks WinDynNifCallbacks;
# define ERL_NIF_INIT_GLOB
# define ERL_NIF_INIT_ARGS void
# define ERL_NIF_INIT_BODY
-# define ERL_NIF_INIT_EXPORT
+# if defined(__GNUC__) && __GNUC__ >= 4
+# define ERL_NIF_INIT_EXPORT __attribute__ ((visibility("default")))
+# elif defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550)
+# define ERL_NIF_INIT_EXPORT __global
+# else
+# define ERL_NIF_INIT_EXPORT
+# endif
#endif
#ifdef STATIC_ERLANG_NIF