VNC: Add option to enable VNC server debug without GRAPHICS debug

graphics/vnc/server/Kconfig

@@ -127,9 +127,20 @@ config VNCSERVER_INBUFFER_SIZE
 	int "Input buffer size"
 	default 80
 
+config VNCSERVER_DEBUG
+	bool "VNC Server debug"
+	default n
+	depends on DEBUG && !DEBUG_GRAPHICS
+	---help---
+		Normally VNC debug output is selected with DEBUG_GRAPHICS.  The VNC
+		server server suupport this special option to enable GRAPHICS debug
+		output for the VNC server while GRAPHICS debug is disabled.  This
+		provides an cleaner, less cluttered output when you only wish to
+		debug the VNC server versus enabling DEBUG_GRAPHICS globally.
+
 config VNCSERVER_UPDATE_DEBUG
 	bool "Detailed updater debug"
 	default n
-	depends on DEBUG_GRAPHICS
+	depends on DEBUG_GRAPHICS || VNCSERVER_DEBUG
 
 endif # VNCSERVER

graphics/vnc/server/vnc_fbdev.c

@@ -43,6 +43,14 @@
 #include <stdlib.h>
 #include <string.h>
 #include <errno.h>
+
+#if defined(CONFIG_VNCSERVER_DEBUG) && !defined(CONFIG_DEBUG_GRAPHICS)
+#  undef  CONFIG_DEBUG
+#  undef  CONFIG_DEBUG_VERBOSE
+#  define CONFIG_DEBUG          1
+#  define CONFIG_DEBUG_VERBOSE  1
+#  define CONFIG_DEBUG_GRAPHICS 1
+#endif
 #include <debug.h>
 
 #include <nuttx/kthread.h>

graphics/vnc/server/vnc_negotiate.c

@@ -43,6 +43,14 @@
 #include <string.h>
 #include <errno.h>
 #include <assert.h>
+
+#if defined(CONFIG_VNCSERVER_DEBUG) && !defined(CONFIG_DEBUG_GRAPHICS)
+#  undef  CONFIG_DEBUG
+#  undef  CONFIG_DEBUG_VERBOSE
+#  define CONFIG_DEBUG          1
+#  define CONFIG_DEBUG_VERBOSE  1
+#  define CONFIG_DEBUG_GRAPHICS 1
+#endif
 #include <debug.h>
 
 #ifdef CONFIG_NET_SOCKOPTS

graphics/vnc/server/vnc_raw.c

@@ -42,6 +42,14 @@
 #include <stdint.h>
 #include <assert.h>
 #include <errno.h>
+
+#if defined(CONFIG_VNCSERVER_DEBUG) && !defined(CONFIG_DEBUG_GRAPHICS)
+#  undef  CONFIG_DEBUG
+#  undef  CONFIG_DEBUG_VERBOSE
+#  define CONFIG_DEBUG          1
+#  define CONFIG_DEBUG_VERBOSE  1
+#  define CONFIG_DEBUG_GRAPHICS 1
+#endif
 #include <debug.h>
 
 #include "vnc_server.h"

graphics/vnc/server/vnc_receiver.c

@@ -41,6 +41,14 @@
 
 #include <assert.h>
 #include <errno.h>
+
+#if defined(CONFIG_VNCSERVER_DEBUG) && !defined(CONFIG_DEBUG_GRAPHICS)
+#  undef  CONFIG_DEBUG
+#  undef  CONFIG_DEBUG_VERBOSE
+#  define CONFIG_DEBUG          1
+#  define CONFIG_DEBUG_VERBOSE  1
+#  define CONFIG_DEBUG_GRAPHICS 1
+#endif
 #include <debug.h>
 
 #ifdef CONFIG_NET_SOCKOPTS

graphics/vnc/server/vnc_rre.c

@@ -42,6 +42,14 @@
 #include <stdint.h>
 #include <assert.h>
 #include <errno.h>
+
+#if defined(CONFIG_VNCSERVER_DEBUG) && !defined(CONFIG_DEBUG_GRAPHICS)
+#  undef  CONFIG_DEBUG
+#  undef  CONFIG_DEBUG_VERBOSE
+#  define CONFIG_DEBUG          1
+#  define CONFIG_DEBUG_VERBOSE  1
+#  define CONFIG_DEBUG_GRAPHICS 1
+#endif
 #include <debug.h>
 
 #include "vnc_server.h"

graphics/vnc/server/vnc_server.c

@@ -46,6 +46,14 @@
 #include <queue.h>
 #include <assert.h>
 #include <errno.h>
+
+#if defined(CONFIG_VNCSERVER_DEBUG) && !defined(CONFIG_DEBUG_GRAPHICS)
+#  undef  CONFIG_DEBUG
+#  undef  CONFIG_DEBUG_VERBOSE
+#  define CONFIG_DEBUG          1
+#  define CONFIG_DEBUG_VERBOSE  1
+#  define CONFIG_DEBUG_GRAPHICS 1
+#endif
 #include <debug.h>
 
 #include <arpa/inet.h>

graphics/vnc/server/vnc_updater.c

@@ -47,6 +47,15 @@
 #include <assert.h>
 #include <errno.h>
 
+#if defined(CONFIG_VNCSERVER_DEBUG) && !defined(CONFIG_DEBUG_GRAPHICS)
+#  undef  CONFIG_DEBUG
+#  undef  CONFIG_DEBUG_VERBOSE
+#  define CONFIG_DEBUG          1
+#  define CONFIG_DEBUG_VERBOSE  1
+#  define CONFIG_DEBUG_GRAPHICS 1
+#endif
+#include <debug.h>
+
 #include <nuttx/semaphore.h>
 
 #include "vnc_server.h"