- Reduce indent: invert logic of strcmp test.
- Reduce scope: declare variables upon first use in loops.
- Reduce unsaid: compare end of table with NULL.
- Remove superfluous braces around blocks with one statment.
- Improve language that introduces the list of built-in drivers.
git-svn-id: svn://svn.berlios.de/openocd/trunk@2128
b42882b7-edfa-0310-969c-
e2dbd0fdcd60
-static int handle_interface_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static int handle_interface_command(struct command_context_s *cmd_ctx,
+ char *cmd, char **args, int argc)
/* check whether the interface is already configured */
if (jtag_interface)
{
/* check whether the interface is already configured */
if (jtag_interface)
{
}
/* interface name is a mandatory argument */
}
/* interface name is a mandatory argument */
- if (argc < 1 || args[0][0] == '\0')
- {
+ if (argc != 1 || args[0][0] == '\0')
return ERROR_COMMAND_SYNTAX_ERROR;
return ERROR_COMMAND_SYNTAX_ERROR;
- for (i=0; jtag_interfaces[i]; i++)
+ for (unsigned i = 0; NULL != jtag_interfaces[i]; i++)
- if (strcmp(args[0], jtag_interfaces[i]->name) == 0)
- {
- if ((retval = jtag_interfaces[i]->register_commands(cmd_ctx)) != ERROR_OK)
- {
+ if (strcmp(args[0], jtag_interfaces[i]->name) != 0)
+ continue;
+
+ int retval = jtag_interfaces[i]->register_commands(cmd_ctx);
+ if (ERROR_OK != retval)
- jtag_interface = jtag_interfaces[i];
+ jtag_interface = jtag_interfaces[i];
- if (jtag_interface->khz == NULL)
- {
- jtag_interface->khz = default_khz;
- }
- if (jtag_interface->speed_div == NULL)
- {
- jtag_interface->speed_div = default_speed_div;
- }
- if (jtag_interface->power_dropout == NULL)
- {
- jtag_interface->power_dropout = default_power_dropout;
- }
- if (jtag_interface->srst_asserted == NULL)
- {
- jtag_interface->srst_asserted = default_srst_asserted;
- }
+ if (jtag_interface->khz == NULL)
+ jtag_interface->khz = default_khz;
+ if (jtag_interface->speed_div == NULL)
+ jtag_interface->speed_div = default_speed_div;
+ if (jtag_interface->power_dropout == NULL)
+ jtag_interface->power_dropout = default_power_dropout;
+ if (jtag_interface->srst_asserted == NULL)
+ jtag_interface->srst_asserted = default_srst_asserted;
}
/* no valid interface was found (i.e. the configuration option,
* didn't match one of the compiled-in interfaces
*/
}
/* no valid interface was found (i.e. the configuration option,
* didn't match one of the compiled-in interfaces
*/
- LOG_ERROR("No valid jtag interface found (%s)", args[0]);
- LOG_ERROR("compiled-in jtag interfaces:");
- for (i = 0; jtag_interfaces[i]; i++)
- {
- LOG_ERROR("%i: %s", i, jtag_interfaces[i]->name);
- }
+ LOG_ERROR("The specified JTAG interface was not found (%s)", args[0]);
+ LOG_ERROR("The following built-in JTAG interfaces are available:");
+ for (unsigned i = 0; NULL != jtag_interfaces[i]; i++)
+ LOG_ERROR("%u: %s", i, jtag_interfaces[i]->name);
return ERROR_JTAG_INVALID_INTERFACE;
}
return ERROR_JTAG_INVALID_INTERFACE;
}
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