build-remote.pl: Create one process fewer on the remote side

This commit is contained in:
Eelco Dolstra 2013-05-09 17:30:07 +02:00
parent 69b8f9980f
commit 7a03cbf09d

View file

@ -269,7 +269,7 @@ my $buildFlags =
# in which case every child receives SIGHUP; however, `-tt' doesn't # in which case every child receives SIGHUP; however, `-tt' doesn't
# work on some platforms when connection sharing is used.) # work on some platforms when connection sharing is used.)
pipe STDIN, DUMMY; # make sure we have a readable STDIN pipe STDIN, DUMMY; # make sure we have a readable STDIN
if (system("exec ssh $hostName @sshOpts '(read; kill -INT -\$\$) <&0 & nix-store -r $drvPath $buildFlags > /dev/null' 2>&4") != 0) { if (system("exec ssh $hostName @sshOpts '(read; kill -INT -\$\$) <&0 & exec nix-store -r $drvPath $buildFlags > /dev/null' 2>&4") != 0) {
# Note that if we get exit code 100 from `nix-store -r', it # Note that if we get exit code 100 from `nix-store -r', it
# denotes a permanent build failure (as opposed to an SSH problem # denotes a permanent build failure (as opposed to an SSH problem
# or a temporary Nix problem). We propagate this to the caller to # or a temporary Nix problem). We propagate this to the caller to