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| author | Sverker Eriksson <[email protected]> | 2016-05-20 15:56:56 +0200 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2016-05-25 14:29:30 +0200 |
| commit | dcaa52d75e3bcbc808696597a34f2fca5677fff9 (patch) | |
| tree | e2ea3b21d680442d31dbaaf51886b682b6f4e410 /erts/emulator/beam/utils.c | |
| parent | f9cb80861f169743a96099a06d68149a91f18dfa (diff) | |
| download | otp-dcaa52d75e3bcbc808696597a34f2fca5677fff9.tar.gz otp-dcaa52d75e3bcbc808696597a34f2fca5677fff9.tar.bz2 otp-dcaa52d75e3bcbc808696597a34f2fca5677fff9.zip | |
erts: Make erlang:halt/2 truncate string arg
if too long.
Diffstat (limited to 'erts/emulator/beam/utils.c')
| -rw-r--r-- | erts/emulator/beam/utils.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index cedc88e5fe..f0418446a8 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -3893,8 +3893,10 @@ void bin_write(int to, void *to_arg, byte* buf, size_t sz) } /* Fill buf with the contents of bytelist list - return number of chars in list or -1 for error */ - + * return number of chars in list + * or -1 for type error + * or -2 for not enough buffer space (buffer contains truncated result) + */ Sint intlist_to_buf(Eterm list, char *buf, Sint len) { @@ -3917,7 +3919,7 @@ intlist_to_buf(Eterm list, char *buf, Sint len) return -1; listptr = list_val(*(listptr + 1)); } - return -1; /* not enough space */ + return -2; /* not enough space */ } /* |