tmux/cmd-set-window-option.c

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/* $Id: cmd-set-window-option.c,v 1.6 2008-06-06 20:02:27 nicm Exp $ */
/*
* 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 <getopt.h>
#include <stdlib.h>
#include <string.h>
#include "tmux.h"
/*
* Set a window option.
*/
int cmd_set_window_option_parse(struct cmd *, int, char **, char **);
void cmd_set_window_option_exec(struct cmd *, struct cmd_ctx *);
void cmd_set_window_option_send(struct cmd *, struct buffer *);
void cmd_set_window_option_recv(struct cmd *, struct buffer *);
void cmd_set_window_option_free(struct cmd *);
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void cmd_set_window_option_print(struct cmd *, char *, size_t);
struct cmd_set_window_option_data {
char *target;
char *option;
char *value;
};
const struct cmd_entry cmd_set_window_option_entry = {
"set-window-option", "setw",
"[-t target-window] option value",
0,
NULL,
cmd_set_window_option_parse,
cmd_set_window_option_exec,
cmd_set_window_option_send,
cmd_set_window_option_recv,
cmd_set_window_option_free,
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cmd_set_window_option_print
};
int
cmd_set_window_option_parse(
struct cmd *self, int argc, char **argv, char **cause)
{
struct cmd_set_window_option_data *data;
int opt;
self->data = data = xmalloc(sizeof *data);
data->target = NULL;
data->option = NULL;
data->value = NULL;
while ((opt = getopt(argc, argv, "t:")) != EOF) {
switch (opt) {
case 't':
if (data->target == NULL)
data->target = xstrdup(optarg);
break;
default:
goto usage;
}
}
argc -= optind;
argv += optind;
if (argc != 1 && argc != 2)
goto usage;
data->option = xstrdup(argv[0]);
if (argc == 2)
data->value = xstrdup(argv[1]);
return (0);
usage:
xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage);
self->entry->free(self);
return (-1);
}
void
cmd_set_window_option_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_set_window_option_data *data = self->data;
struct winlink *wl;
struct session *s;
const char *errstr;
int number, bool;
u_int i;
if (data == NULL)
return;
wl = cmd_find_window(ctx, data->target, &s);
if (wl == NULL)
return;
if (*data->option == '\0') {
ctx->error(ctx, "invalid option");
return;
}
number = -1;
if (data->value != NULL) {
number = strtonum(data->value, 0, INT_MAX, &errstr);
bool = -1;
if (number == 1 || strcasecmp(data->value, "on") == 0 ||
strcasecmp(data->value, "yes") == 0)
bool = 1;
else if (number == 0 || strcasecmp(data->value, "off") == 0 ||
strcasecmp(data->value, "no") == 0)
bool = 0;
} else
bool = -2;
if (strcmp(data->option, "monitor-activity") == 0) {
if (bool == -1) {
ctx->error(ctx, "bad value: %s", data->value);
return;
}
if (bool == -2)
wl->window->flags ^= WINDOW_MONITOR;
else {
if (bool)
wl->window->flags |= WINDOW_MONITOR;
else
wl->window->flags &= ~WINDOW_MONITOR;
}
for (i = 0; i < ARRAY_LENGTH(&sessions); i++) {
s = ARRAY_ITEM(&sessions, i);
if (s != NULL)
session_alert_cancel(s, wl);
}
} else if (strcmp(data->option, "aggressive-resize") == 0) {
if (bool == -1) {
ctx->error(ctx, "bad value: %s", data->value);
return;
}
if (bool == -2)
wl->window->flags ^= WINDOW_AGGRESSIVE;
else {
if (bool)
wl->window->flags |= WINDOW_AGGRESSIVE;
else
wl->window->flags &= ~WINDOW_AGGRESSIVE;
}
recalculate_sizes();
} else {
ctx->error(ctx, "unknown option: %s", data->option);
return;
}
if (ctx->cmdclient != NULL)
server_write_client(ctx->cmdclient, MSG_EXIT, NULL, 0);
}
void
cmd_set_window_option_send(struct cmd *self, struct buffer *b)
{
struct cmd_set_window_option_data *data = self->data;
buffer_write(b, data, sizeof *data);
cmd_send_string(b, data->target);
cmd_send_string(b, data->option);
cmd_send_string(b, data->value);
}
void
cmd_set_window_option_recv(struct cmd *self, struct buffer *b)
{
struct cmd_set_window_option_data *data;
self->data = data = xmalloc(sizeof *data);
buffer_read(b, data, sizeof *data);
data->target = cmd_recv_string(b);
data->option = cmd_recv_string(b);
data->value = cmd_recv_string(b);
}
void
cmd_set_window_option_free(struct cmd *self)
{
struct cmd_set_window_option_data *data = self->data;
if (data->target != NULL)
xfree(data->target);
if (data->option != NULL)
xfree(data->option);
if (data->value != NULL)
xfree(data->value);
xfree(data);
}
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void
cmd_set_window_option_print(struct cmd *self, char *buf, size_t len)
{
struct cmd_set_window_option_data *data = self->data;
size_t off = 0;
off += xsnprintf(buf, len, "%s", self->entry->name);
if (data == NULL)
return;
if (off < len && data->target != NULL)
off += xsnprintf(buf + off, len - off, " -t %s", data->target);
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if (off < len && data->option != NULL)
off += xsnprintf(buf + off, len - off, " %s", data->option);
if (off < len && data->value != NULL)
off += xsnprintf(buf + off, len - off, " %s", data->value);
}