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| author | Deepak Goel <[email protected]> | 2017-02-15 15:13:38 -0800 |
|---|---|---|
| committer | Deepak Goel <[email protected]> | 2017-03-22 15:42:22 -0700 |
| commit | 3fcf58b142e22adb754b312576570c904655f877 (patch) | |
| tree | 5e0630d7ca5b6544f2d1db3c66b2a26a70f2f85e /lib/erl_interface/src/prog | |
| parent | aa315e1cf1b79ab782e5b4c944595495ebf4e2f4 (diff) | |
| download | otp-3fcf58b142e22adb754b312576570c904655f877.tar.gz otp-3fcf58b142e22adb754b312576570c904655f877.tar.bz2 otp-3fcf58b142e22adb754b312576570c904655f877.zip | |
This patch fixes the issue in which erlang fails to start
if the hostname is 64 characters on a linux system.
Diffstat (limited to 'lib/erl_interface/src/prog')
| -rw-r--r-- | lib/erl_interface/src/prog/erl_call.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/erl_interface/src/prog/erl_call.c b/lib/erl_interface/src/prog/erl_call.c index d233ed26a2..0b09d412db 100644 --- a/lib/erl_interface/src/prog/erl_call.c +++ b/lib/erl_interface/src/prog/erl_call.c @@ -325,7 +325,8 @@ int erl_call(int argc, char **argv) initWinSock(); #endif - if (gethostname(h_hostname, EI_MAXHOSTNAMELEN) < 0) { + /* gethostname requires len to be max(hostname) + 1 */ + if (gethostname(h_hostname, EI_MAXHOSTNAMELEN+1) < 0) { fprintf(stderr,"erl_call: failed to get host name: %d\n", errno); exit(1); } |