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Copy the code to infer the option type to show-options and document it.

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This commit is contained in:
nicm 2019-04-18 12:22:07 +00:00
parent 3f189945d8
commit 5b9211d827
2 changed files with 99 additions and 48 deletions
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130
cmd-show-options.c
View File

@ -30,8 +30,8 @@
static enum cmd_retval cmd_show_options_exec(struct cmd *, struct cmdq_item *);
static enum cmd_retval cmd_show_options_one(struct cmd *, struct cmdq_item *,
struct options *);
static void cmd_show_options_print(struct cmd *, struct cmdq_item *,
struct options_entry *, int);
static enum cmd_retval cmd_show_options_all(struct cmd *, struct cmdq_item *,
struct options *);
@ -66,23 +66,95 @@ cmd_show_options_exec(struct cmd *self, struct cmdq_item *item)
{
struct args *args = self->args;
struct cmd_find_state *fs = &item->target;
struct client *c = cmd_find_client(item, NULL, 1);
struct session *s = item->target.s;
struct winlink *wl = item->target.wl;
struct options *oo;
enum options_table_scope scope;
char *cause;
int window;
char *argument, *name = NULL, *cause;
const char *target;
int window, idx, ambiguous;
struct options_entry *o;
window = (self->entry == &cmd_show_window_options_entry);
scope = options_scope_from_flags(args, window, fs, &oo, &cause);
if (args->argc == 0) {
scope = options_scope_from_flags(args, window, fs, &oo, &cause);
return (cmd_show_options_all(self, item, oo));
}
argument = format_single(item, args->argv[0], c, s, wl, NULL);
name = options_match(argument, &idx, &ambiguous);
if (name == NULL) {
if (args_has(args, 'q'))
goto fail;
if (ambiguous)
cmdq_error(item, "ambiguous option: %s", argument);
else
cmdq_error(item, "invalid option: %s", argument);
goto fail;
}
if (*name == '@')
scope = options_scope_from_flags(args, window, fs, &oo, &cause);
else {
if (options_get_only(global_options, name) != NULL)
scope = OPTIONS_TABLE_SERVER;
else if (options_get_only(global_s_options, name) != NULL)
scope = OPTIONS_TABLE_SESSION;
else if (options_get_only(global_w_options, name) != NULL)
scope = OPTIONS_TABLE_WINDOW;
else {
scope = OPTIONS_TABLE_NONE;
xasprintf(&cause, "unknown option: %s", argument);
}
if (scope == OPTIONS_TABLE_SERVER)
oo = global_options;
else if (scope == OPTIONS_TABLE_SESSION) {
if (args_has(self->args, 'g'))
oo = global_s_options;
else if (s == NULL) {
target = args_get(args, 't');
if (target != NULL) {
cmdq_error(item, "no such session: %s",
target);
} else
cmdq_error(item, "no current session");
goto fail;
} else
oo = s->options;
} else if (scope == OPTIONS_TABLE_WINDOW) {
if (args_has(self->args, 'g'))
oo = global_w_options;
else if (wl == NULL) {
target = args_get(args, 't');
if (target != NULL) {
cmdq_error(item, "no such window: %s",
target);
} else
cmdq_error(item, "no current window");
goto fail;
} else
oo = wl->window->options;
}
}
if (scope == OPTIONS_TABLE_NONE) {
if (args_has(args, 'q'))
goto fail;
cmdq_error(item, "%s", cause);
free(cause);
return (CMD_RETURN_ERROR);
goto fail;
}
o = options_get_only(oo, name);
if (o != NULL)
cmd_show_options_print(self, item, o, idx);
if (args->argc == 0)
return (cmd_show_options_all(self, item, oo));
else
return (cmd_show_options_one(self, item, oo));
free(name);
free(argument);
return (CMD_RETURN_NORMAL);
fail:
free(name);
free(argument);
return (CMD_RETURN_ERROR);
}
static void
@ -123,44 +195,6 @@ cmd_show_options_print(struct cmd *self, struct cmdq_item *item,
free(tmp);
}
static enum cmd_retval
cmd_show_options_one(struct cmd *self, struct cmdq_item *item,
struct options *oo)
{
struct args *args = self->args;
struct client *c = cmd_find_client(item, NULL, 1);
struct session *s = item->target.s;
struct winlink *wl = item->target.wl;
struct options_entry *o;
int idx, ambiguous;
char *name;
name = format_single(item, args->argv[0], c, s, wl, NULL);
o = options_match_get(oo, name, &idx, 1, &ambiguous);
if (o == NULL) {
if (args_has(args, 'q')) {
free(name);
return (CMD_RETURN_NORMAL);
}
if (ambiguous) {
cmdq_error(item, "ambiguous option: %s", name);
free(name);
return (CMD_RETURN_ERROR);
}
if (*name != '@' &&
options_match_get(oo, name, &idx, 0, &ambiguous) != NULL) {
free(name);
return (CMD_RETURN_NORMAL);
}
cmdq_error(item, "unknown option: %s", name);
free(name);
return (CMD_RETURN_ERROR);
}
cmd_show_options_print(self, item, o, idx);
free(name);
return (CMD_RETURN_NORMAL);
}
static enum cmd_retval
cmd_show_options_all(struct cmd *self, struct cmdq_item *item,
struct options *oo)

17
tmux.1
View File

@ -2488,9 +2488,17 @@ command),
a server option with
.Fl s ,
otherwise a session option.
If the option is not a user option,
.Fl w
and
.Fl s
are unnecessary -
.Nm
will infer the type from the option name.
If
.Fl g
is given, the global session or window option is set.
.Pp
.Fl F
expands formats in the option value.
The
@ -3384,6 +3392,15 @@ the server options with
.Fl s ,
otherwise the session options for
.Ar target session .
If
.Ar option
is given and is not a user option,
.Fl w
and
.Fl s
are unnecessary -
.Nm
will infer the type from the option name.
Global session or window options are listed if
.Fl g
is used.