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-rw-r--r--erts/emulator/beam/erl_driver.h47
1 files changed, 18 insertions, 29 deletions
diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h
index dbb4d719c1..0636171ad1 100644
--- a/erts/emulator/beam/erl_driver.h
+++ b/erts/emulator/beam/erl_driver.h
@@ -57,10 +57,6 @@
# define SIZEOF_LONG_LONG_SAVED__ SIZEOF_LONG_LONG
# undef SIZEOF_LONG_LONG
#endif
-#ifdef HALFWORD_HEAP_EMULATOR
-# define HALFWORD_HEAP_EMULATOR_SAVED__ HALFWORD_HEAP_EMULATOR
-# undef HALFWORD_HEAP_EMULATOR
-#endif
#include "erl_int_sizes_config.h"
#if defined(SIZEOF_CHAR_SAVED__) && SIZEOF_CHAR_SAVED__ != SIZEOF_CHAR
# error SIZEOF_CHAR mismatch
@@ -78,11 +74,6 @@
# error SIZEOF_LONG_LONG mismatch
#endif
-/* This is OK to override by the NIF/driver implementor */
-#if defined(HALFWORD_HEAP_EMULATOR_SAVED__) && !defined(HALFWORD_HEAP_EMULATOR)
-#define HALFWORD_HEAP_EMULATOR HALFWORD_HEAP_EMULATOR_SAVED__
-#endif
-
#include "erl_drv_nif.h"
#include <stdlib.h>
@@ -134,7 +125,7 @@ typedef struct {
#define ERL_DRV_EXTENDED_MARKER (0xfeeeeeed)
#define ERL_DRV_EXTENDED_MAJOR_VERSION 3
-#define ERL_DRV_EXTENDED_MINOR_VERSION 2
+#define ERL_DRV_EXTENDED_MINOR_VERSION 3
/*
* The emulator will refuse to load a driver with a major version
@@ -172,6 +163,7 @@ typedef struct {
#define ERL_DRV_FLAG_USE_PORT_LOCKING (1 << 0)
#define ERL_DRV_FLAG_SOFT_BUSY (1 << 1)
#define ERL_DRV_FLAG_NO_BUSY_MSGQ (1 << 2)
+#define ERL_DRV_FLAG_USE_INIT_ACK (1 << 3)
/*
* Integer types
@@ -386,22 +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
-/* For windows dynamic drivers */
#ifndef ERL_DRIVER_TYPES_ONLY
-#if defined(__WIN32__)
-# define DRIVER_INIT(DRIVER_NAME) \
- __declspec(dllexport) ErlDrvEntry* ERLANG_DRIVER_NAME(DRIVER_NAME)(void); \
- __declspec(dllexport) ErlDrvEntry* ERLANG_DRIVER_NAME(DRIVER_NAME)(void)
-#else
-# define DRIVER_INIT(DRIVER_NAME) \
- ErlDrvEntry* ERLANG_DRIVER_NAME(DRIVER_NAME)(void); \
- ErlDrvEntry* ERLANG_DRIVER_NAME(DRIVER_NAME)(void)
-#endif
+#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)
@@ -699,15 +692,11 @@ EXTERN char *driver_dl_error(void);
EXTERN int erl_drv_putenv(const char *key, char *value);
EXTERN int erl_drv_getenv(const char *key, char *value, size_t *value_size);
-#ifdef __OSE__
-typedef ErlDrvUInt ErlDrvOseEventId;
-EXTERN union SIGNAL *erl_drv_ose_get_signal(ErlDrvEvent ev);
-EXTERN ErlDrvEvent erl_drv_ose_event_alloc(SIGSELECT sig, ErlDrvOseEventId handle,
- ErlDrvOseEventId (*resolve_signal)(union SIGNAL *sig), void *extra);
-EXTERN void erl_drv_ose_event_free(ErlDrvEvent ev);
-EXTERN void erl_drv_ose_event_fetch(ErlDrvEvent ev, SIGSELECT *sig,
- ErlDrvOseEventId *handle, void **extra);
-#endif
+/* spawn start init ack */
+EXTERN void erl_drv_init_ack(ErlDrvPort ix, ErlDrvData res);
+
+/* set the pid seen in port_info */
+EXTERN void erl_drv_set_os_pid(ErlDrvPort ix, ErlDrvSInt pid);
#endif /* !ERL_DRIVER_TYPES_ONLY */