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| author | Sverker Eriksson <[email protected]> | 2014-03-13 15:23:44 +0100 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2014-03-14 15:08:23 +0100 |
| commit | a996e168bfebe599cfe393cd132a87984d905d84 (patch) | |
| tree | 5286c1c11e53c3372abb050ad00f33555babbd5b /erts/emulator | |
| parent | c543d5bff7fb23c3f44cc4817c0654117de78919 (diff) | |
| download | otp-a996e168bfebe599cfe393cd132a87984d905d84.tar.gz otp-a996e168bfebe599cfe393cd132a87984d905d84.tar.bz2 otp-a996e168bfebe599cfe393cd132a87984d905d84.zip | |
erts: Add distribution capability flag for maps DFLAG_MAP_TAG
This is just a preparation to allow detection of older nodes
that do not understand maps (R16 and older).
Diffstat (limited to 'erts/emulator')
| -rw-r--r-- | erts/emulator/beam/dist.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/erts/emulator/beam/dist.h b/erts/emulator/beam/dist.h index 0519a9225e..f32b999198 100644 --- a/erts/emulator/beam/dist.h +++ b/erts/emulator/beam/dist.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2013. All Rights Reserved. + * Copyright Ericsson AB 1996-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -40,6 +40,7 @@ #define DFLAG_SMALL_ATOM_TAGS 0x4000 #define DFLAG_INTERNAL_TAGS 0x8000 #define DFLAG_UTF8_ATOMS 0x10000 +#define DFLAG_MAP_TAG 0x20000 /* All flags that should be enabled when term_to_binary/1 is used. */ #define TERM_TO_BINARY_DFLAGS (DFLAG_EXTENDED_REFERENCES \ @@ -47,7 +48,8 @@ | DFLAG_NEW_FLOATS \ | DFLAG_EXTENDED_PIDS_PORTS \ | DFLAG_EXPORT_PTR_TAG \ - | DFLAG_BIT_BINARIES) + | DFLAG_BIT_BINARIES \ + | DFLAG_MAP_TAG) /* opcodes used in distribution messages */ #define DOP_LINK 1 |