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- fix broken JTAG error handling 

- Allow all commands to be executed during config stage
- Help now works for config commands
- make var args handling follow the rules more closely
Thanks Øyvind Harboe

git-svn-id: svn://svn.berlios.de/openocd/trunk@305 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
ntfreak 2008-02-18 15:41:38 +00:00
parent d36abc1cd6
commit e7084a0c87
2 changed files with 29 additions and 26 deletions
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51
src/helper/command.c
View File

@ -258,27 +258,33 @@ int parse_line(char *line, char *words[], int max_words)
void command_print(command_context_t *context, char *format, ...)
{
va_list ap;
char *buffer = NULL;
int n, size = 0;
char *p;
va_start(ap, format);
/* process format string */
/* TODO: possible bug. va_list is undefined after the first call to vsnprintf */
while (!buffer || (n = vsnprintf(buffer, size, format, ap)) >= size)
for (;;)
{
va_list ap;
va_start(ap, format);
if (!buffer || (n = vsnprintf(buffer, size, format, ap)) >= size)
{
/* increase buffer until it fits the whole string */
if (!(p = realloc(buffer, size += 4096)))
{
/* gotta free up */
if (buffer)
free(buffer);
return;
/* increase buffer until it fits the whole string */
if (!(p = realloc(buffer, size += 4096)))
{
/* gotta free up */
if (buffer)
free(buffer);
return;
}
buffer = p;
va_end(ap);
continue;
}
buffer = p;
va_end(ap);
break;
}
/* vsnprintf failed */
@ -306,8 +312,6 @@ void command_print(command_context_t *context, char *format, ...)
if (buffer)
free(buffer);
va_end(ap);
}
int find_and_run_command(command_context_t *context, command_t *commands, char *words[], int num_words, int start_word)
@ -329,7 +333,7 @@ int find_and_run_command(command_context_t *context, command_t *commands, char *
if (strncasecmp(c->name, words[start_word], strlen(words[start_word])))
continue;
if ((c->mode == context->mode) || (c->mode == COMMAND_ANY))
if ((context->mode == COMMAND_CONFIG) || (c->mode == COMMAND_ANY) || (c->mode == context->mode) )
{
if (!c->children)
{
@ -479,15 +483,12 @@ void command_print_help_line(command_context_t* context, struct command_s *comma
}
indents[i*2] = 0;
if ((command->mode == COMMAND_EXEC) || (command->mode == COMMAND_ANY))
{
if (command->help)
help = command->help;
if (command->help)
help = command->help;
snprintf(name_buf, 64, command->name);
strncat(name_buf, indents, 64);
command_print(context, "%20s\t%s", name_buf, help);
}
snprintf(name_buf, 64, command->name);
strncat(name_buf, indents, 64);
command_print(context, "%20s\t%s", name_buf, help);
if (command->children)
{

4
src/jtag/jtag.c
View File

@ -1067,6 +1067,8 @@ int jtag_check_value(u8 *captured, void *priv, scan_field_t *field)
free(captured_char);
free(in_check_value_char);
retval = ERROR_JTAG_QUEUE_FAILED;
}
}
@ -1310,7 +1312,7 @@ int jtag_register_commands(struct command_context_s *cmd_ctx)
register_command(cmd_ctx, NULL, "jtag_speed", handle_jtag_speed_command,
COMMAND_ANY, "set jtag speed (if supported) <speed>");
register_command(cmd_ctx, NULL, "jtag_device", handle_jtag_device_command,
COMMAND_CONFIG, NULL);
COMMAND_CONFIG, "jtag_device <ir_length> <ir_expected> <ir_mask>");
register_command(cmd_ctx, NULL, "reset_config", handle_reset_config_command,
COMMAND_CONFIG, NULL);
register_command(cmd_ctx, NULL, "jtag_nsrst_delay", handle_jtag_nsrst_delay_command,