up-generic.sh: better multi support

Author: RandyMcMillan

up-generic.sh

@@ -1,8 +1,17 @@
+if [[ $# -ne 1 ]];
+then
+    echo "up-generic.sh (# of instances)"
+    exit
+fi
+
+#This is for internal testing only
+declare ARCH=$(uname -m)-linux-gnu
+
 #This is for internal testing only
-: ${ARCH:=x86_64-linux-gnu}
-: ${bitcoind=10}
-: ${lnd=10}
-: ${tor=10}
+: ${ARCH:=$(uname -m)-linux-gnu}
+: ${bitcoind=${!#}}
+: ${lnd=${!#}}
+: ${tor=${!#}}
 
 python plebnet_generate.py ARCH=$ARCH bitcoind=$bitcoind lnd=$lnd tor=$tor