Built and tested basic structure of the source of debmirrorman, added build.sh for building the source into a single executable file from the individual .sh and .lib.sh files.

source/functions.lib.sh

@@ -0,0 +1,30 @@
+## DebMirror Manager Functions Library
+
+function funcCheckLocalRepo {
+  if [[ -z "${1}" ]]; then
+    return 5
+  else
+    localrepo="${1}"
+  fi
+
+  if [[ "${localrepo}" =~ ^[a-z0-9]+([a-z0-9-]*[a-z0-9])?$ ]]; then
+    if [[ -f "/etc/debmirrorman/settings.conf" ]]; then
+      source "/etc/debmirrorman/settings.conf"
+      if echo ${localrepos[@]} | tr ' ' '\n' | grep -q ^${localrepo}$; then
+        if [[ -f "/etc/debmirrorman/${localrepo}.repo" ]]; then
+          return 0
+        else
+          return 3
+        fi
+      else
+        return 2
+      fi
+    else
+      return 4
+    fi
+  else
+    return 1
+  fi
+
+  return 127
+}