fix: source functions

sourcing /lib/functions so uci_get is in scope

Makefile

@@ -1,7 +0,0 @@
-default: debug
-
-debug:
-# return true to not see Makefile errors
-	sh -x wifi4eu.login || true
-deploy:
-	scp *.login router:/etc/travelmate

justfile

@@ -0,0 +1,7 @@
+check fname:
+  shellcheck {{fname}}
+debug fname:
+  # return true to not see Makefile errors
+  sh -x {{fname}} || true
+deploy fname:
+  scp {{fname}} router:/etc/travelmate

test/functions.sh

@@ -0,0 +1,9 @@
+# create a symlink to this file at /lib/functions.sh for testing
+
+# mock implementation of uci_get that always returns the default value
+uci_get() {
+  for item in "$@"; do
+    last=$item
+  done
+  echo "$last"
+}

wifi4eu.login

@@ -1,5 +1,7 @@
 #!/bin/sh
 # auto-login for https://wifi4eu.ec.europa.eu or general fortigate
+. "/lib/functions.sh"
+
 trm_fetch="$(command -v curl)"
 trm_captiveurl="$(uci_get travelmate global trm_captiveurl "http://detectportal.firefox.com")"