New version of configuration and control script

moxanix2.cfg

@@ -0,0 +1,17 @@
+# Configuration format:
+# tcp=<tcp_port> tty=<tty_device> baud=<tty_baudrate>
+# 
+# Example:
+# tcp=4001 tty=/dev/ttyS0 baud=115200
+# 
+# Supported baud rates:
+#   75, 110, 134, 150, 200, 300, 600, 1200, 1800, 2400,
+#   4800, 9600, 19200, 38400, 57600, 115200
+#
+
+tcp=4001 tty=/dev/ttyS1 baud=115200
+tcp=4002 tty=/dev/ttyS2 baud=115200
+tcp=4003 tty=/dev/ttyS3 baud=115200
+tcp=4004 tty=/dev/ttyS4 baud=115200
+tcp=4005 tty=/dev/ttyS5 baud=115200
+tcp=4006 tty=/dev/ttyS6 baud=115200

moxanix2.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+
+CONFIGURATION_FILE="moxanix2.cfg"
+
+LINES=()
+CONNECTIONS=()
+SIZE=0
+ARGUMENTS=()
+
+read_config()
+{
+	# read lines from the configuration file
+	readarray LINES < $CONFIGURATION_FILE
+
+	# count the number of configured connections and extract arguments
+	# while skipping comment lines and empty lines
+	count=0
+	while [ "${LINES[count]}" != "" ]
+	do
+		LINE=${LINES[count]}
+		# filter lines and arguments according to the configuration format:
+		# tcp=<tcp_port> tty=<tty_device> baud=<tty_baudrate>
+		LINE_VALID=$(echo $LINE | grep -E "^tcp=")
+		if [ -n "$LINE_VALID" ]; then
+			CONNECTIONS[SIZE]=$LINE
+			TCP=$(echo $LINE | awk '{print $1}' | tr -d "tcp=")
+			TTY=$(echo $LINE | awk '{print $2}' | tr -d "tty=")
+			BAUD=$(echo $LINE | awk '{print $3}' | tr -d "baud=")
+			ARGUMENTS[SIZE]="-p $TCP -t $TTY -b $BAUD"
+			# increment size counter
+			SIZE=$(( $SIZE + 1 ))
+		fi
+		# increment line counter
+		count=$(( $count + 1 ))
+	done
+}
+
+read_config
+echo "size is $SIZE"
+echo ${CONNECTIONS[3]}
+echo ${ARGUMENTS[3]}