Debugger: Add CliCommand::PrintUsage()

src/apps/debugger/user_interface/cli/CliCommand.cpp

@@ -6,6 +6,8 @@
 
 #include "CliCommand.h"
 
+#include <stdio.h>
+
 
 CliCommand::CliCommand(const char* summary, const char* usage)
 	:
@@ -18,3 +20,12 @@ CliCommand::CliCommand(const char* summary, const char* usage)
 CliCommand::~CliCommand()
 {
 }
+
+
+void
+CliCommand::PrintUsage(const char* commandName) const
+{
+	printf("Usage: ");
+	printf(Usage(), commandName);
+	printf("\n");
+}

src/apps/debugger/user_interface/cli/CliCommand.h

@@ -21,6 +21,8 @@ public:
 			const char*			Summary() const	{ return fSummary; }
 			const char*			Usage() const	{ return fUsage; }
 
+			void				PrintUsage(const char* commandName) const;
+
 	virtual	void				Execute(int argc, const char* const* argv,
 									CliContext& context) = 0;