Annotation of src/usr.bin/tmux/cmd-split-window.c, Revision 1.23
1.23 ! nicm 1: /* $OpenBSD: cmd-split-window.c,v 1.22 2011/01/04 00:42:47 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20:
1.11 nicm 21: #include <paths.h>
1.1 nicm 22: #include <stdlib.h>
23: #include <unistd.h>
24:
25: #include "tmux.h"
26:
27: /*
28: * Split a window (add a new pane).
29: */
30:
1.22 nicm 31: void cmd_split_window_key_binding(struct cmd *, int);
1.1 nicm 32: int cmd_split_window_exec(struct cmd *, struct cmd_ctx *);
33:
34: const struct cmd_entry cmd_split_window_entry = {
35: "split-window", "splitw",
1.22 nicm 36: "dl:hp:Pt:v", 0, 1,
1.21 nicm 37: "[-dhvP] [-p percentage|-l size] [-t target-pane] [command]",
1.22 nicm 38: 0,
39: cmd_split_window_key_binding,
40: NULL,
41: cmd_split_window_exec
1.1 nicm 42: };
43:
44: void
1.22 nicm 45: cmd_split_window_key_binding(struct cmd *self, int key)
1.1 nicm 46: {
1.22 nicm 47: self->args = args_create(0);
48: if (key == '%')
49: args_set(self->args, 'h', NULL);
1.1 nicm 50: }
51:
52: int
53: cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
54: {
1.22 nicm 55: struct args *args = self->args;
56: struct session *s;
57: struct winlink *wl;
58: struct window *w;
59: struct window_pane *wp, *new_wp = NULL;
60: struct environ env;
61: char *cmd, *cwd, *cause;
62: const char *shell;
63: u_int hlimit, paneidx;
64: int size, percentage;
65: enum layout_type type;
66: struct layout_cell *lc;
1.1 nicm 67:
1.22 nicm 68: if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
1.1 nicm 69: return (-1);
70: w = wl->window;
71:
1.8 nicm 72: environ_init(&env);
73: environ_copy(&global_environ, &env);
74: environ_copy(&s->environ, &env);
75: server_fill_environ(s, &env);
1.1 nicm 76:
1.22 nicm 77: if (args->argc == 0)
1.1 nicm 78: cmd = options_get_string(&s->options, "default-command");
1.22 nicm 79: else
80: cmd = args->argv[0];
1.20 nicm 81: cwd = options_get_string(&s->options, "default-path");
82: if (*cwd == '\0') {
83: if (ctx->cmdclient != NULL && ctx->cmdclient->cwd != NULL)
84: cwd = ctx->cmdclient->cwd;
85: else
86: cwd = s->cwd;
87: }
1.1 nicm 88:
1.15 nicm 89: type = LAYOUT_TOPBOTTOM;
1.22 nicm 90: if (args_has(args, 'h'))
1.15 nicm 91: type = LAYOUT_LEFTRIGHT;
92:
1.5 nicm 93: size = -1;
1.23 ! nicm 94: if (args_has(args, 'l')) {
! 95: size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
1.22 nicm 96: if (cause != NULL) {
97: ctx->error(ctx, "size %s", cause);
98: xfree(cause);
99: return (-1);
100: }
101: } else if (args_has(args, 'p')) {
102: percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
103: if (cause != NULL) {
104: ctx->error(ctx, "percentage %s", cause);
105: xfree(cause);
106: return (-1);
107: }
1.15 nicm 108: if (type == LAYOUT_TOPBOTTOM)
1.22 nicm 109: size = (wp->sy * percentage) / 100;
1.15 nicm 110: else
1.22 nicm 111: size = (wp->sx * percentage) / 100;
1.15 nicm 112: }
1.5 nicm 113: hlimit = options_get_number(&s->options, "history-limit");
114:
1.11 nicm 115: shell = options_get_string(&s->options, "default-shell");
116: if (*shell == '\0' || areshell(shell))
117: shell = _PATH_BSHELL;
118:
1.19 nicm 119: if ((lc = layout_split_pane(wp, type, size)) == NULL) {
1.5 nicm 120: cause = xstrdup("pane too small");
121: goto error;
1.1 nicm 122: }
1.19 nicm 123: new_wp = window_add_pane(w, hlimit);
124: if (window_pane_spawn(
125: new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
126: goto error;
127: layout_assign_pane(lc, new_wp);
1.5 nicm 128:
1.1 nicm 129: server_redraw_window(w);
130:
1.22 nicm 131: if (!args_has(args, 'd')) {
1.17 nicm 132: window_set_active_pane(w, new_wp);
1.1 nicm 133: session_select(s, wl->idx);
134: server_redraw_session(s);
135: } else
136: server_status_session(s);
137:
1.8 nicm 138: environ_free(&env);
1.21 nicm 139:
1.22 nicm 140: if (args_has(args, 'P')) {
1.21 nicm 141: paneidx = window_pane_index(wl->window, new_wp);
142: ctx->print(ctx, "%s:%u.%u", s->name, wl->idx, paneidx);
143: }
1.1 nicm 144: return (0);
1.5 nicm 145:
146: error:
1.8 nicm 147: environ_free(&env);
1.17 nicm 148: if (new_wp != NULL)
149: window_remove_pane(w, new_wp);
1.5 nicm 150: ctx->error(ctx, "create pane failed: %s", cause);
151: xfree(cause);
152: return (-1);
1.1 nicm 153: }
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