Support Malyan LCD without SD

Marlin/src/lcd/malyanlcd.cpp

@@ -45,8 +45,6 @@
 
 #if ENABLED(MALYAN_LCD)
 
-#include "../sd/cardreader.h"
-#include "../sd/SdFatConfig.h"
 #include "../module/temperature.h"
 #include "../module/planner.h"
 #include "../module/stepper.h"
@@ -60,6 +58,13 @@
 
 #include "../Marlin.h"
 
+#if ENABLED(SDSUPPORT)
+  #include "../sd/cardreader.h"
+  #include "../sd/SdFatConfig.h"
+#else
+  #define LONG_FILENAME_LENGTH 0
+#endif
+
 // On the Malyan M200, this will be Serial1. On a RAMPS board,
 // it might not be.
 #define LCD_SERIAL Serial1
@@ -135,8 +140,6 @@ void process_lcd_c_command(const char* command) {
 void process_lcd_eb_command(const char* command) {
   char elapsed_buffer[10];
   duration_t elapsed;
-  bool has_days;
-  uint8_t len;
   switch (command[0]) {
     case '0': {
       elapsed = print_job_timer.duration();
@@ -147,9 +150,17 @@ void process_lcd_eb_command(const char* command) {
               PSTR("{T0:%03.0f/%03i}{T1:000/000}{TP:%03.0f/%03i}{TQ:%03i}{TT:%s}"),
               thermalManager.degHotend(0),
               thermalManager.degTargetHotend(0),
+              #if HAS_HEATED_BED
                 thermalManager.degBed(),
                 thermalManager.degTargetBed(),
+              #else
+                0, 0,
+              #endif
+              #if ENABLED(SDSUPPORT)
                 card.percentDone(),
+              #else
+                0,
+              #endif
               elapsed_buffer);
       write_to_lcd(message_buffer);
     } break;
@@ -226,6 +237,7 @@ void process_lcd_p_command(const char* command) {
 
   switch (command[0]) {
     case 'X':
+      #if ENABLED(SDSUPPORT)
         // cancel print
         write_to_lcd_P(PSTR("{SYS:CANCELING}"));
         card.stopSDPrint(
@@ -242,12 +254,14 @@ void process_lcd_p_command(const char* command) {
         #endif
         wait_for_heatup = false;
         write_to_lcd_P(PSTR("{SYS:STARTED}"));
+      #endif
       break;
     case 'H':
       // Home all axis
       enqueue_and_echo_commands_now_P(PSTR("G28"));
       break;
     default: {
+      #if ENABLED(SDSUPPORT)
         // Print file 000 - a three digit number indicating which
         // file to print in the SD card. If it's a directory,
         // then switch to the directory.
@@ -271,6 +285,7 @@ void process_lcd_p_command(const char* command) {
           write_to_lcd_P(PSTR("{SYS:BUILD}"));
           card.openAndPrintFile(card.filename);
         }
+      #endif
     } break; // default
   } // switch
 }
@@ -295,17 +310,22 @@ void process_lcd_s_command(const char* command) {
       char message_buffer[MAX_CURLY_COMMAND];
       sprintf_P(message_buffer, PSTR("{T0:%03.0f/%03i}{T1:000/000}{TP:%03.0f/%03i}"),
         thermalManager.degHotend(0), thermalManager.degTargetHotend(0),
+        #if HAS_HEATED_BED
           thermalManager.degBed(), thermalManager.degTargetBed()
+        #else
+          0, 0
+        #endif
       );
       write_to_lcd(message_buffer);
     } break;
 
     case 'H':
       // Home all axis
-      enqueue_and_echo_commands_P(PSTR("G28"));
+      enqueue_and_echo_command("G28");
       break;
 
     case 'L': {
+      #if ENABLED(SDSUPPORT)
         if (!card.cardOK) card.initsd();
 
         // A more efficient way to do this would be to
@@ -323,6 +343,7 @@ void process_lcd_s_command(const char* command) {
         }
 
         write_to_lcd_P(PSTR("{SYS:OK}"));
+      #endif
     } break;
 
     default:
@@ -411,6 +432,7 @@ void lcd_update() {
     }
   }
 
+  #if ENABLED(SDSUPPORT)
     // If there's a print in progress, we need to emit the status as
     // {TQ:<PERCENT>}
     if (card.sdprinting) {
@@ -420,6 +442,7 @@ void lcd_update() {
       sprintf_P(message_buffer, PSTR("{TQ:%03i}"), card.percentDone());
       write_to_lcd(message_buffer);
     }
+  #endif
 }
 
 /**