Fixed segfault on networked client.

src/client/networked/networkedclient.c

@@ -29,7 +29,10 @@ errorret_t networkedClientConnect(
   // Create a socket
   client->networked.socket = socket(AF_INET, SOCK_STREAM, 0);
   if(client->networked.socket < 0) {
-    return error("Failed to create socket %s", strerror(errno));
+    return error(
+      "Failed to create socket %s",
+      errno > 0 ? strerror(errno) : "Unknown error"
+    );
   }
 
   // Set ip address and port
@@ -40,7 +43,11 @@ errorret_t networkedClientConnect(
   ret = inet_pton(AF_INET, ip, &client->networked.address.sin_addr);
   if(ret <= 0) {
     close(client->networked.socket);
-    return error("Invalid or bad IP address %s: %s", ip, strerror(errno));
+    return error(
+      "Invalid or bad IP address %s: %s",
+      ip,
+      errno > 0 ? strerror(errno) : "Unknown error"
+    );
   }
 
   // Connect to the server
@@ -112,7 +119,10 @@ errorret_t networkedClientConnect(
     close(client->networked.socket);
     pthread_mutex_destroy(&client->networked.readLock);
     pthread_mutex_destroy(&client->networked.writeLock);
-    return error("Failed to create client read thread %s", strerror(errno));
+    return error(
+      "Failed to create client read thread %s",
+      errno > 0 ? strerror(errno) : "Unknown error"
+    );
   }
 
   // Wait for the read thread to signal that it has started
@@ -134,7 +144,10 @@ errorret_t networkedClientConnect(
     close(client->networked.socket);
     pthread_mutex_destroy(&client->networked.readLock);
     pthread_mutex_destroy(&client->networked.writeLock);
-    return error("Failed to create client write thread %s", strerror(errno)); // Updated error message
+    return error(
+      "Failed to create client write thread %s",
+      errno > 0 ? strerror(errno) : "Unknown error"
+    );
   }
 
   return ERROR_OK;
@@ -252,7 +265,10 @@ errorret_t networkedClientReadPacket(
     0
   );
   if(read != sizeof(packettype_t)) {
-    return error("Failed to read packet header %s", strerror(errno));
+    return error(
+      "Failed to read packet header %s",
+      errno > 0 ? strerror(errno) : "Unknown error"
+    );
   }
 
   packet->type = *(packettype_t *)buffer;
@@ -265,7 +281,10 @@ errorret_t networkedClientReadPacket(
     0
   );
   if(read != sizeof(uint32_t)) {
-    return error("Failed to read packet length %s", strerror(errno));
+    return error(
+      "Failed to read packet length %s",
+      errno > 0 ? strerror(errno) : "Unknown error"
+    );
   }
   if(read > sizeof(packetdata_t)) {
     return error("Packet length is too large");
@@ -280,7 +299,10 @@ errorret_t networkedClientReadPacket(
     0
   );
   if(read != packet->length) {
-    return error("Failed to read packet data %s", strerror(errno));
+    return error(
+      "Failed to read packet data %s",
+      errno > 0 ? strerror(errno) : "Unknown error"
+    );
   }
   return ERROR_OK;
 }