diff options
Diffstat (limited to 'erts/emulator/beam/erl_driver.h')
-rw-r--r-- | erts/emulator/beam/erl_driver.h | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h index 5517c26ba4..e498ac70ec 100644 --- a/erts/emulator/beam/erl_driver.h +++ b/erts/emulator/beam/erl_driver.h @@ -133,7 +133,23 @@ typedef struct { #define ERL_DRV_EXTENDED_MARKER (0xfeeeeeed) #define ERL_DRV_EXTENDED_MAJOR_VERSION 3 -#define ERL_DRV_EXTENDED_MINOR_VERSION 0 +#define ERL_DRV_EXTENDED_MINOR_VERSION 2 + +/* + * The emulator will refuse to load a driver with a major version + * lower than ERL_DRV_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD. The load + * may however fail if user have not removed use of deprecated + * symbols. + * + * The ERL_DRV_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD have to allow + * loading of drivers built at least two major OTP releases + * ago. + * + * Bump of major version to 3 happened in OTP 17. That is, in + * OTP 19 we can increase ERL_DRV_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD + * to 3. + */ +#define ERL_DRV_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD 2 /* * The emulator will refuse to load a driver with different major @@ -182,7 +198,7 @@ typedef long long ErlDrvSInt64; #error No 64-bit integer type #endif -#if defined(__WIN32__) +#if defined(__WIN32__) || defined(_WIN32) typedef ErlDrvUInt ErlDrvSizeT; typedef ErlDrvSInt ErlDrvSSizeT; #else @@ -345,6 +361,9 @@ typedef struct erl_drv_entry { /* Called on behalf of driver_select when it is safe to release 'event'. A typical unix driver would call close(event) */ + void (*emergency_close)(ErlDrvData drv_data); + /* called when the port is closed abruptly. + specifically when erl_crash_dump is called. */ /* When adding entries here, dont forget to pad in obsolete/driver.h */ } ErlDrvEntry; |