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convert "help" to new style, 

fix completion of arguments past the first one
that i broke earlier today.



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@47817 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Luigi Rizzo 2006-11-17 22:53:57 +00:00
parent 619c4ef0ec
commit c32cae7e50
1 changed files with 51 additions and 47 deletions
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98
main/cli.c
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@ -75,12 +75,6 @@ void ast_cli(int fd, char *fmt, ...)
static AST_LIST_HEAD_STATIC(helpers, ast_cli_entry);
static char help_help[] =
"Usage: help [topic]\n"
" When called with a topic as an argument, displays usage\n"
" information on the given command. If called without a\n"
" topic, it provides a list of commands.\n";
static char logger_mute_help[] =
"Usage: logger mute\n"
" Disables logging output to the current console, making it possible to\n"
@ -949,20 +943,6 @@ static int group_show_channels(int fd, int argc, char *argv[])
#undef FORMAT_STRING
}
static int handle_help(int fd, int argc, char *argv[]);
static char * complete_help(const char *text, const char *word, int pos, int state)
{
/* skip first 4 or 5 chars, "help "*/
int l = strlen(text);
if (l > 5)
l = 5;
text += l;
/* XXX watch out, should stop to the non-generator parts */
return __ast_cli_generator(text, word, state, 0);
}
/* XXX Nothing in this array can currently be deprecated...
You have to change the way find_cli works in order to remove this array
I recommend doing this eventually...
@ -989,6 +969,8 @@ static struct ast_cli_entry cli_module_load_deprecated = NEW_CLI(handle_load_dep
static struct ast_cli_entry cli_module_reload_deprecated = NEW_CLI(handle_reload_deprecated, "reload modules by name");
static struct ast_cli_entry cli_module_unload_deprecated = NEW_CLI(handle_unload_deprecated, "unload modules by name");
static char *handle_help(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a);
static struct ast_cli_entry cli_cli[] = {
/* Deprecated, but preferred command is now consolidated (and already has a deprecated command for it). */
NEW_CLI(handle_nodebugchan_deprecated, "Disable debugging on channel(s)"),
@ -1008,9 +990,7 @@ static struct ast_cli_entry cli_cli[] = {
group_show_channels, "Display active channels with group(s)",
group_show_channels_help },
{ { "help", NULL },
handle_help, "Display help list, or specific help on a command",
help_help, complete_help },
NEW_CLI(handle_help, "Display help list, or specific help on a command"),
{ { "logger", "mute", NULL },
handle_logger_mute, "Toggle logging output to a console",
@ -1388,12 +1368,12 @@ void ast_cli_unregister_multiple(struct ast_cli_entry *e, int len)
}
/*! \brief helper for help_workhorse and final part of
* handle_help. if locked = 0 it's just help_workhorse,
/*! \brief helper for final part of
* handle_help. if locked = 0 it's just "help_workhorse",
* otherwise assume the list is already locked and print
* an error message if not found.
*/
static int help1(int fd, char *match[], int locked)
static char *help1(int fd, char *match[], int locked)
{
char matchstr[80] = "";
struct ast_cli_entry *e;
@ -1419,36 +1399,49 @@ static int help1(int fd, char *match[], int locked)
ast_cli(fd, "%30.30s %s\n", e->_full_cmd, S_OR(e->summary, "<no description available>"));
found++;
}
AST_LIST_UNLOCK(&helpers);
if (!locked)
AST_LIST_UNLOCK(&helpers);
if (!locked && !found && matchstr[0])
ast_cli(fd, "No such command '%s'.\n", matchstr);
return 0;
return CLI_SUCCESS;
}
static int help_workhorse(int fd, char *match[])
{
return help1(fd, match, 0 /* do not print errors */);
}
static int handle_help(int fd, int argc, char *argv[])
static char *handle_help(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
{
char fullcmd[80];
struct ast_cli_entry *e;
struct ast_cli_entry *my_e;
if (argc < 1)
return RESULT_SHOWUSAGE;
if (argc == 1)
return help_workhorse(fd, NULL);
if (cmd == CLI_INIT) {
e->command = "help";
e->usage =
"Usage: help [topic]\n"
" When called with a topic as an argument, displays usage\n"
" information on the given command. If called without a\n"
" topic, it provides a list of commands.\n";
return NULL;
} else if (cmd == CLI_GENERATE) {
/* skip first 4 or 5 chars, "help " */
int l = strlen(a->line);
if (l > 5)
l = 5;
/* XXX watch out, should stop to the non-generator parts */
ast_verbose("'%s' '%s' at %d\n", a->line + l, a->word, a->n);
return __ast_cli_generator(a->line + l, a->word, a->n, 0);
}
if (a->argc == 1)
return help1(a->fd, NULL, 0);
AST_LIST_LOCK(&helpers);
e = find_cli(argv + 1, 1); /* try exact match first */
if (!e)
return help1(fd, argv + 1, 1 /* locked */);
if (e->usage)
ast_cli(fd, "%s", e->usage);
my_e = find_cli(a->argv + 1, 1); /* try exact match first */
if (!my_e)
return help1(a->fd, a->argv + 1, 1 /* locked */);
if (my_e->usage)
ast_cli(a->fd, "%s", my_e->usage);
else {
ast_join(fullcmd, sizeof(fullcmd), argv+1);
ast_cli(fd, "No help text available for '%s'.\n", fullcmd);
ast_join(fullcmd, sizeof(fullcmd), a->argv+1);
ast_cli(a->fd, "No help text available for '%s'.\n", fullcmd);
}
AST_LIST_UNLOCK(&helpers);
return RESULT_SUCCESS;
@ -1584,6 +1577,17 @@ char **ast_cli_completion_matches(const char *text, const char *word)
return match_list;
}
/*! \brief returns true if there are more words to match */
static int more_words (char * const *dst)
{
int i;
for (i = 0; dst[i]; i++) {
if (dst[i][0] != '[')
return -1;
}
return 0;
}
/*
* generate the entry at position 'state'
*/
@ -1621,7 +1625,7 @@ static char *__ast_cli_generator(const char *text, const char *word, int state,
break;
}
if (src != argindex) /* not a match */
if (src != argindex && more_words(e->cmda + dst)) /* not a match */
continue;
ret = is_prefix(argv[src], e->cmda[dst], state - matchnum, &n);
matchnum += n; /* this many matches here */