drivers/jtag: usb_blaster: make command handlers more strict

If user used wrong argument number for some usb_blaster_* commands
then openocd show just warning message.
This commit makes command handler's behaviour more strict and
openocd treats wrong argument number as an error.

In addition we already have 'help' and 'usage' information in
struct command_registration ublast_command_handlers[],
so we can drop redundancy messages in command handlers.

Change-Id: I73b8c75ec60a18e5258a4bdffe972e8a1afc1066
Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Reviewed-on: http://openocd.zylin.com/1942
Tested-by: jenkins
Reviewed-by: Paul Fertser <fercerpav@gmail.com>
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Antony Pavlov 2014-02-09 00:11:42 +04:00 committed by Spencer Oliver
parent 7e4fb97559
commit b27c53354d
1 changed files with 13 additions and 15 deletions

View File

@ -881,11 +881,10 @@ static int ublast_quit(void)
COMMAND_HANDLER(ublast_handle_device_desc_command)
{
if (CMD_ARGC == 1)
info.ublast_device_desc = strdup(CMD_ARGV[0]);
else
LOG_ERROR("require exactly one argument to "
"ublast_device_desc <description>");
if (CMD_ARGC != 1)
return ERROR_COMMAND_SYNTAX_ERROR;
info.ublast_device_desc = strdup(CMD_ARGV[0]);
return ERROR_OK;
}
@ -983,21 +982,20 @@ COMMAND_HANDLER(ublast_handle_pin_command)
COMMAND_HANDLER(ublast_handle_lowlevel_drv_command)
{
if (CMD_ARGC == 1)
info.lowlevel_name = strdup(CMD_ARGV[0]);
else
LOG_ERROR("require exactly one argument to "
"usb_blaster_lowlevel_driver (ftdi|ftd2xx)");
if (CMD_ARGC != 1)
return ERROR_COMMAND_SYNTAX_ERROR;
info.lowlevel_name = strdup(CMD_ARGV[0]);
return ERROR_OK;
}
COMMAND_HANDLER(ublast_firmware_command)
{
if (CMD_ARGC == 1)
info.firmware_path = strdup(CMD_ARGV[0]);
else
LOG_ERROR("require exactly one argument to "
"ublast_firmware_command <path>");
if (CMD_ARGC != 1)
return ERROR_COMMAND_SYNTAX_ERROR;
info.firmware_path = strdup(CMD_ARGV[0]);
return ERROR_OK;
}