tmate/cmd-set-option.c
nicm 2740490e27 Remove the "info" message mechanism, this was only used for about five
mostly useless and annoying messages. Change those commands to silence
on success like all the others. Still accept the -q command line flag
and "quiet" server option for now.
2014-04-17 07:55:43 +00:00

493 lines
13 KiB
C

/* $OpenBSD$ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <stdlib.h>
#include <string.h>
#include "tmux.h"
/*
* Set an option.
*/
enum cmd_retval cmd_set_option_exec(struct cmd *, struct cmd_q *);
enum cmd_retval cmd_set_option_user(struct cmd *, struct cmd_q *,
const char *, const char *);
int cmd_set_option_unset(struct cmd *, struct cmd_q *,
const struct options_table_entry *, struct options *,
const char *);
int cmd_set_option_set(struct cmd *, struct cmd_q *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_string(struct cmd *, struct cmd_q *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_number(struct cmd *, struct cmd_q *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_key(struct cmd *, struct cmd_q *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_colour(struct cmd *, struct cmd_q *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_attributes(struct cmd *, struct cmd_q *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_flag(struct cmd *, struct cmd_q *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_choice(struct cmd *, struct cmd_q *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_style(struct cmd *, struct cmd_q *,
const struct options_table_entry *, struct options *,
const char *);
const struct cmd_entry cmd_set_option_entry = {
"set-option", "set",
"agoqst:uw", 1, 2,
"[-agosquw] [-t target-session|target-window] option [value]",
0,
NULL,
cmd_set_option_exec
};
const struct cmd_entry cmd_set_window_option_entry = {
"set-window-option", "setw",
"agoqt:u", 1, 2,
"[-agoqu] " CMD_TARGET_WINDOW_USAGE " option [value]",
0,
NULL,
cmd_set_option_exec
};
enum cmd_retval
cmd_set_option_exec(struct cmd *self, struct cmd_q *cmdq)
{
struct args *args = self->args;
const struct options_table_entry *table, *oe;
struct session *s;
struct winlink *wl;
struct client *c;
struct options *oo;
struct window *w;
const char *optstr, *valstr;
u_int i;
/* Get the option name and value. */
optstr = args->argv[0];
if (*optstr == '\0') {
cmdq_error(cmdq, "invalid option");
return (CMD_RETURN_ERROR);
}
if (args->argc < 2)
valstr = NULL;
else
valstr = args->argv[1];
/* Is this a user option? */
if (*optstr == '@')
return (cmd_set_option_user(self, cmdq, optstr, valstr));
/* Find the option entry, try each table. */
table = oe = NULL;
if (options_table_find(optstr, &table, &oe) != 0) {
cmdq_error(cmdq, "ambiguous option: %s", optstr);
return (CMD_RETURN_ERROR);
}
if (oe == NULL) {
if (!args_has(args, 'q')) {
cmdq_error(cmdq, "unknown option: %s", optstr);
return (CMD_RETURN_ERROR);
}
return (CMD_RETURN_NORMAL);
}
/* Work out the tree from the table. */
if (table == server_options_table)
oo = &global_options;
else if (table == window_options_table) {
if (args_has(self->args, 'g'))
oo = &global_w_options;
else {
wl = cmd_find_window(cmdq, args_get(args, 't'), NULL);
if (wl == NULL) {
cmdq_error(cmdq,
"couldn't set '%s'%s", optstr,
(!args_has(args, 't') && !args_has(args,
'g')) ? " need target window or -g" : "");
return (CMD_RETURN_ERROR);
}
oo = &wl->window->options;
}
} else if (table == session_options_table) {
if (args_has(self->args, 'g'))
oo = &global_s_options;
else {
s = cmd_find_session(cmdq, args_get(args, 't'), 0);
if (s == NULL) {
cmdq_error(cmdq,
"couldn't set '%s'%s", optstr,
(!args_has(args, 't') && !args_has(args,
'g')) ? " need target session or -g" : "");
return (CMD_RETURN_ERROR);
}
oo = &s->options;
}
} else {
cmdq_error(cmdq, "unknown table");
return (CMD_RETURN_ERROR);
}
/* Unset or set the option. */
if (args_has(args, 'u')) {
if (cmd_set_option_unset(self, cmdq, oe, oo, valstr) != 0)
return (CMD_RETURN_ERROR);
} else {
if (args_has(args, 'o') && options_find1(oo, optstr) != NULL) {
if (!args_has(args, 'q')) {
cmdq_error(cmdq, "already set: %s", optstr);
return (CMD_RETURN_ERROR);
}
return (CMD_RETURN_NORMAL);
}
if (cmd_set_option_set(self, cmdq, oe, oo, valstr) != 0)
return (CMD_RETURN_ERROR);
}
/* Start or stop timers when automatic-rename changed. */
if (strcmp(oe->name, "automatic-rename") == 0) {
for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
if ((w = ARRAY_ITEM(&windows, i)) == NULL)
continue;
if (options_get_number(&w->options, "automatic-rename"))
queue_window_name(w);
else if (event_initialized(&w->name_timer))
evtimer_del(&w->name_timer);
}
}
/* Update sizes and redraw. May not need it but meh. */
recalculate_sizes();
for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
c = ARRAY_ITEM(&clients, i);
if (c != NULL && c->session != NULL)
server_redraw_client(c);
}
return (CMD_RETURN_NORMAL);
}
/* Set user option. */
enum cmd_retval
cmd_set_option_user(struct cmd *self, struct cmd_q *cmdq, const char* optstr,
const char *valstr)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
struct options *oo;
if (args_has(args, 's'))
oo = &global_options;
else if (args_has(self->args, 'w') ||
self->entry == &cmd_set_window_option_entry) {
if (args_has(self->args, 'g'))
oo = &global_w_options;
else {
wl = cmd_find_window(cmdq, args_get(args, 't'), NULL);
if (wl == NULL)
return (CMD_RETURN_ERROR);
oo = &wl->window->options;
}
} else {
if (args_has(self->args, 'g'))
oo = &global_s_options;
else {
s = cmd_find_session(cmdq, args_get(args, 't'), 0);
if (s == NULL)
return (CMD_RETURN_ERROR);
oo = &s->options;
}
}
if (args_has(args, 'u')) {
if (options_find1(oo, optstr) == NULL) {
if (!args_has(args, 'q')) {
cmdq_error(cmdq, "unknown option: %s", optstr);
return (CMD_RETURN_ERROR);
}
return (CMD_RETURN_NORMAL);
}
if (valstr != NULL) {
cmdq_error(cmdq, "value passed to unset option: %s",
optstr);
return (CMD_RETURN_ERROR);
}
options_remove(oo, optstr);
} else {
if (valstr == NULL) {
cmdq_error(cmdq, "empty value");
return (CMD_RETURN_ERROR);
}
if (args_has(args, 'o') && options_find1(oo, optstr) != NULL) {
if (!args_has(args, 'q')) {
cmdq_error(cmdq, "already set: %s", optstr);
return CMD_RETURN_ERROR;
}
return (CMD_RETURN_NORMAL);
}
options_set_string(oo, optstr, "%s", valstr);
}
return (CMD_RETURN_NORMAL);
}
/* Unset an option. */
int
cmd_set_option_unset(struct cmd *self, struct cmd_q *cmdq,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
struct args *args = self->args;
if (args_has(args, 'g')) {
cmdq_error(cmdq, "can't unset global option: %s", oe->name);
return (-1);
}
if (value != NULL) {
cmdq_error(cmdq, "value passed to unset option: %s", oe->name);
return (-1);
}
options_remove(oo, oe->name);
return (0);
}
/* Set an option. */
int
cmd_set_option_set(struct cmd *self, struct cmd_q *cmdq,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
struct options_entry *o;
if (oe->type != OPTIONS_TABLE_FLAG && value == NULL) {
cmdq_error(cmdq, "empty value");
return (-1);
}
o = NULL;
switch (oe->type) {
case OPTIONS_TABLE_STRING:
o = cmd_set_option_string(self, cmdq, oe, oo, value);
break;
case OPTIONS_TABLE_NUMBER:
o = cmd_set_option_number(self, cmdq, oe, oo, value);
break;
case OPTIONS_TABLE_KEY:
o = cmd_set_option_key(self, cmdq, oe, oo, value);
break;
case OPTIONS_TABLE_COLOUR:
o = cmd_set_option_colour(self, cmdq, oe, oo, value);
if (o != NULL)
style_update_new(oo, o->name, oe->style);
break;
case OPTIONS_TABLE_ATTRIBUTES:
o = cmd_set_option_attributes(self, cmdq, oe, oo, value);
if (o != NULL)
style_update_new(oo, o->name, oe->style);
break;
case OPTIONS_TABLE_FLAG:
o = cmd_set_option_flag(self, cmdq, oe, oo, value);
break;
case OPTIONS_TABLE_CHOICE:
o = cmd_set_option_choice(self, cmdq, oe, oo, value);
break;
case OPTIONS_TABLE_STYLE:
o = cmd_set_option_style(self, cmdq, oe, oo, value);
break;
}
if (o == NULL)
return (-1);
return (0);
}
/* Set a string option. */
struct options_entry *
cmd_set_option_string(struct cmd *self, unused struct cmd_q *cmdq,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
struct args *args = self->args;
struct options_entry *o;
char *oldval, *newval;
if (args_has(args, 'a')) {
oldval = options_get_string(oo, oe->name);
xasprintf(&newval, "%s%s", oldval, value);
} else
newval = xstrdup(value);
o = options_set_string(oo, oe->name, "%s", newval);
free(newval);
return (o);
}
/* Set a number option. */
struct options_entry *
cmd_set_option_number(unused struct cmd *self, struct cmd_q *cmdq,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
long long ll;
const char *errstr;
ll = strtonum(value, oe->minimum, oe->maximum, &errstr);
if (errstr != NULL) {
cmdq_error(cmdq, "value is %s: %s", errstr, value);
return (NULL);
}
return (options_set_number(oo, oe->name, ll));
}
/* Set a key option. */
struct options_entry *
cmd_set_option_key(unused struct cmd *self, struct cmd_q *cmdq,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
int key;
if ((key = key_string_lookup_string(value)) == KEYC_NONE) {
cmdq_error(cmdq, "bad key: %s", value);
return (NULL);
}
return (options_set_number(oo, oe->name, key));
}
/* Set a colour option. */
struct options_entry *
cmd_set_option_colour(unused struct cmd *self, struct cmd_q *cmdq,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
int colour;
if ((colour = colour_fromstring(value)) == -1) {
cmdq_error(cmdq, "bad colour: %s", value);
return (NULL);
}
return (options_set_number(oo, oe->name, colour));
}
/* Set an attributes option. */
struct options_entry *
cmd_set_option_attributes(unused struct cmd *self, struct cmd_q *cmdq,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
int attr;
if ((attr = attributes_fromstring(value)) == -1) {
cmdq_error(cmdq, "bad attributes: %s", value);
return (NULL);
}
return (options_set_number(oo, oe->name, attr));
}
/* Set a flag option. */
struct options_entry *
cmd_set_option_flag(unused struct cmd *self, struct cmd_q *cmdq,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
int flag;
if (value == NULL || *value == '\0')
flag = !options_get_number(oo, oe->name);
else {
if ((value[0] == '1' && value[1] == '\0') ||
strcasecmp(value, "on") == 0 ||
strcasecmp(value, "yes") == 0)
flag = 1;
else if ((value[0] == '0' && value[1] == '\0') ||
strcasecmp(value, "off") == 0 ||
strcasecmp(value, "no") == 0)
flag = 0;
else {
cmdq_error(cmdq, "bad value: %s", value);
return (NULL);
}
}
return (options_set_number(oo, oe->name, flag));
}
/* Set a choice option. */
struct options_entry *
cmd_set_option_choice(unused struct cmd *self, struct cmd_q *cmdq,
const struct options_table_entry *oe, struct options *oo,
const char *value)
{
const char **choicep;
int n, choice = -1;
n = 0;
for (choicep = oe->choices; *choicep != NULL; choicep++) {
n++;
if (strncmp(*choicep, value, strlen(value)) != 0)
continue;
if (choice != -1) {
cmdq_error(cmdq, "ambiguous value: %s", value);
return (NULL);
}
choice = n - 1;
}
if (choice == -1) {
cmdq_error(cmdq, "unknown value: %s", value);
return (NULL);
}
return (options_set_number(oo, oe->name, choice));
}
/* Set a style option. */
struct options_entry *
cmd_set_option_style(struct cmd *self, struct cmd_q *cmdq,
const struct options_table_entry *oe, struct options *oo,
const char *value)
{
struct args *args = self->args;
struct options_entry *o;
int append;
append = args_has(args, 'a');
if ((o = options_set_style(oo, oe->name, value, append)) == NULL) {
cmdq_error(cmdq, "bad style: %s", value);
return (NULL);
}
style_update_old(oo, oe->name, &o->style);
return (o);
}