From 556ccfeecd155f0ec9fb6c6551b1a041954205d3 Mon Sep 17 00:00:00 2001
From: folkert van heusden <mail@vanheusden.com>
Date: Sun, 5 May 2024 20:18:36 +0200
Subject: [PATCH] ESP32: include mac in hostname

---
 ESP32/main.ino | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/ESP32/main.ino b/ESP32/main.ino
index 99e7c73..375ed13 100644
--- a/ESP32/main.ino
+++ b/ESP32/main.ino
@@ -121,7 +121,13 @@ bool save_serial_speed_configuration(const uint32_t bps)
 #if !defined(BUILD_FOR_RP2040)
 void set_hostname()
 {
-	WiFi.setHostname("PDP-11");
+        uint64_t mac    = ESP.getEfuseMac();
+        uint8_t *chipid = reinterpret_cast<uint8_t *>(&mac);
+
+	char name[32];
+        snprintf(name, sizeof name, "PDP11-%02x%02x%02x%02x", chipid[2], chipid[3], chipid[4], chipid[5]);
+
+	WiFi.setHostname(name);
 }
 
 void configure_network(console *const c)
@@ -150,6 +156,8 @@ void configure_network(console *const c)
 		return;
 	}
 
+	c->put_string_lf(format("Connecting to SSID \"%s\"", parts.at(0).c_str()));
+
 	if (parts.size() == 1)
 		WiFi.begin(parts.at(0).c_str());
 	else
@@ -184,8 +192,6 @@ void check_network(console *const c)
 
 void start_network(console *const c)
 {
-	set_hostname();
-
 	WiFi.mode(WIFI_STA);
 	WiFi.useStaticBuffers(true);
 	WiFi.begin();
@@ -249,6 +255,9 @@ void setup() {
 #if defined(ESP32)
 	heap_caps_register_failed_alloc_callback(heap_caps_alloc_failed_hook);
 #endif
+#if defined(ESP32)
+	set_hostname();
+#endif
 
 #if !defined(BUILD_FOR_RP2040)
 	Serial.print(F("CPU clock frequency (MHz): "));