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/* $OpenBSD: cmd-split-window.c,v 1.24 2011/08/30 09:18:52 nicm Exp $ */
/*
* Copyright (c) 2009 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 <paths.h>
#include <stdlib.h>
#include <unistd.h>
#include "tmux.h"
/*
* Split a window (add a new pane).
*/
void cmd_split_window_key_binding(struct cmd *, int);
int cmd_split_window_exec(struct cmd *, struct cmd_ctx *);
const struct cmd_entry cmd_split_window_entry = {
"split-window", "splitw",
"dl:hp:Pt:v", 0, 1,
"[-dhvP] [-p percentage|-l size] [-t target-pane] [command]",
0,
cmd_split_window_key_binding,
NULL,
cmd_split_window_exec
};
void
cmd_split_window_key_binding(struct cmd *self, int key)
{
self->args = args_create(0);
if (key == '%')
args_set(self->args, 'h', NULL);
}
int
cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp, *new_wp = NULL;
struct environ env;
char *cmd, *cwd, *cause, *new_cause;
const char *shell;
u_int hlimit, paneidx;
int size, percentage;
enum layout_type type;
struct layout_cell *lc;
if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
return (-1);
w = wl->window;
environ_init(&env);
environ_copy(&global_environ, &env);
environ_copy(&s->environ, &env);
server_fill_environ(s, &env);
if (args->argc == 0)
cmd = options_get_string(&s->options, "default-command");
else
cmd = args->argv[0];
cwd = options_get_string(&s->options, "default-path");
if (*cwd == '\0') {
if (ctx->cmdclient != NULL && ctx->cmdclient->cwd != NULL)
cwd = ctx->cmdclient->cwd;
else
cwd = s->cwd;
}
type = LAYOUT_TOPBOTTOM;
if (args_has(args, 'h'))
type = LAYOUT_LEFTRIGHT;
size = -1;
if (args_has(args, 'l')) {
size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "size %s", cause);
xfree(cause);
cause = new_cause;
goto error;
}
} else if (args_has(args, 'p')) {
percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "percentage %s", cause);
xfree(cause);
cause = new_cause;
goto error;
}
if (type == LAYOUT_TOPBOTTOM)
size = (wp->sy * percentage) / 100;
else
size = (wp->sx * percentage) / 100;
}
hlimit = options_get_number(&s->options, "history-limit");
shell = options_get_string(&s->options, "default-shell");
if (*shell == '\0' || areshell(shell))
shell = _PATH_BSHELL;
if ((lc = layout_split_pane(wp, type, size)) == NULL) {
cause = xstrdup("pane too small");
goto error;
}
new_wp = window_add_pane(w, hlimit);
if (window_pane_spawn(
new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
goto error;
layout_assign_pane(lc, new_wp);
server_redraw_window(w);
if (!args_has(args, 'd')) {
window_set_active_pane(w, new_wp);
session_select(s, wl->idx);
server_redraw_session(s);
} else
server_status_session(s);
environ_free(&env);
if (args_has(args, 'P')) {
paneidx = window_pane_index(wl->window, new_wp);
ctx->print(ctx, "%s:%u.%u", s->name, wl->idx, paneidx);
}
return (0);
error:
environ_free(&env);
if (new_wp != NULL)
window_remove_pane(w, new_wp);
ctx->error(ctx, "create pane failed: %s", cause);
xfree(cause);
return (-1);
}
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