Function CLI_tabCompletion

Debug/cli/cli.c:437–493

}

inline void CLI_tabCompletion()
{
	// Ignore command if buffer is 0 length
	if ( CLILineBufferCurrent == 0 )
		return;

	// Set the last+1 character of the buffer to NULL for string processing
	CLILineBuffer[CLILineBufferCurrent] = '\0';

	// Retrieve pointers to command and beginning of arguments
	// Places a NULL at the first space after the command
	char* cmdPtr;
	char* argPtr;
	CLI_argumentIsolation( CLILineBuffer, &cmdPtr, &argPtr );

	// Tab match pointer
	char* tabMatch = 0;
	uint8_t matches = 0;

	// Scan array of dictionaries for a valid command match
	for ( uint8_t dict = 0; dict < CLIDictionariesUsed; dict++ )
	{
		// Parse each cmd until a null command entry is found, or an argument match
		for ( uint8_t cmd = 0; CLIDict[dict][cmd].name != 0; cmd++ )
		{
			// Compare the first argument piece to each command entry to see if it is "like"
			// NOTE: To save on processing, we only care about the commands and ignore the arguments
			//       If there are arguments, and a valid tab match is found, buffer is cleared (args lost)
			//       Also ignores full matches
			if ( eqStr( cmdPtr, (char*)CLIDict[dict][cmd].name ) == 0 )
			{
				// TODO Make list of commands if multiple matches
				matches++;
				tabMatch = (char*)CLIDict[dict][cmd].name;
			}
		}
	}

	// Only tab complete if there was 1 match
	if ( matches == 1 )
	{
		// Reset the buffer
		CLILineBufferCurrent = 0;

		// Reprint the prompt (automatically clears the line)
		prompt();

		// Display the command
		dPrint( tabMatch );

		// There are no index counts, so just copy the whole string to the input buffer
		while ( *tabMatch != '\0' )
		{
			CLILineBuffer[CLILineBufferCurrent++] = *tabMatch++;
		}
	}
}