Added build_deb.sh which till build Debian packages.

build_deb.sh

@@ -0,0 +1,50 @@
+#!/bin/sh
+
+set -e
+
+#
+# This script is used to build Debian packages for Cligen.
+#
+
+VERSION=$(./version.sh)
+
+if [ $? -ne 0 ]; then
+    echo "Failed to determine the version of Cligen."
+    exit 1
+fi
+
+# Create the build/ directory
+if [ ! -d build ]; then
+    mkdir build
+fi
+
+# Copy the debian/ directory to the build/ directory
+if [ ! -d build/debian ]; then
+    cp -r debian build/
+fi
+
+# Update the change log
+echo -n "cligen (${VERSION}) " > build/debian/changelog
+
+git --no-pager log --no-walk --encoding=utf-8 --expand-tabs=4 --pretty=format:"${VERSION} stable; urgency=medium%n%n * %w(,,2)%B%w()%n -- %an <%ae>  %aD%n" >> build/debian/changelog
+
+if [ $? -ne 0 ]; then
+    echo "Failed to update the change log."
+    exit 1
+fi
+
+# Build Cligen and install it to the build/ directory
+./configure && make clean && make && make install DESTDIR=build/
+
+if [ $? -ne 0 ]; then
+    echo "Failed to build Cligen."
+    exit 1
+fi
+
+# Build the package
+(cd build && dpkg-buildpackage -us -uc)
+
+if [ $? -ne 0 ]; then
+    echo "Failed to build the package."
+    exit 1
+fi