print syntax for command upon syntax error.

git-svn-id: svn://svn.berlios.de/openocd/trunk@811 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2008-07-16 08:49:05 +00:00
parent 396d73ad0c
commit d0eef63f68
1 changed files with 13 additions and 0 deletions

View File

@ -358,6 +358,19 @@ int find_and_run_command(command_context_t *context, command_t *commands, char *
int retval = c->handler(context, c->name, words + start_word + 1, num_words - start_word - 1);
if (retval == ERROR_COMMAND_SYNTAX_ERROR)
{
/* Print help for command */
const char *t1="";
const char *t2="";
const char *t3="";
/* maximum of two levels :-) */
if (c->parent!=NULL)
{
t1=c->parent->name;
t2=" ";
}
t3=c->name;
command_run_linef(context, "help {%s%s%s}", t1, t2, t3);
}
else if (retval == ERROR_COMMAND_CLOSE_CONNECTION)