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When creating a new session from the command-line where there is an external

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terminal, copy the termios(4) special characters and use them for new windows
created in the new session. Suggested by Theo.
This commit is contained in:
Nicholas Marriott 2009-08-13 19:03:59 +00:00
parent 2e3bb5a511
commit 52793e7a3f
7 changed files with 49 additions and 16 deletions
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25
cmd-new-session.c
View File

@ -18,6 +18,12 @@
#include <sys/types.h>
#include <string.h>
#include <termios.h>
#define TTYDEFCHARS
#include <sys/ttydefaults.h>
#include "tmux.h"
/*
@ -109,6 +115,7 @@ cmd_new_session_exec(struct cmd *self, struct cmd_ctx *ctx)
struct cmd_new_session_data *data = self->data;
struct session *s;
struct environ env;
struct termios tio;
const char *update;
char *overrides, *cmd, *cwd, *cause;
int detached;
@ -192,8 +199,24 @@ cmd_new_session_exec(struct cmd *self, struct cmd_ctx *ctx)
if (ctx->cmdclient != NULL)
environ_update(update, &ctx->cmdclient->environ, &env);
/*
* Fill in the termios settings used for new windows in this session;
* if there is a command client, use the control characters from it.
*/
if (ctx->cmdclient != NULL && ctx->cmdclient->tty.fd != -1) {
if (tcgetattr(ctx->cmdclient->tty.fd, &tio) != 0)
fatal("tcgetattr failed");
} else
memcpy(tio.c_cc, ttydefchars, sizeof tio.c_cc);
tio.c_iflag = TTYDEF_IFLAG;
tio.c_oflag = TTYDEF_OFLAG;
tio.c_lflag = TTYDEF_LFLAG;
tio.c_cflag = TTYDEF_CFLAG;
tio.c_ispeed = TTYDEF_SPEED;
tio.c_ospeed = TTYDEF_SPEED;
/* Create the new session. */
s = session_create(data->newname, cmd, cwd, &env, sx, sy, &cause);
s = session_create(data->newname, cmd, cwd, &env, &tio, sx, sy, &cause);
if (s == NULL) {
ctx->error(ctx, "create session failed: %s", cause);
xfree(cause);

2
cmd-respawn-window.c
View File

@ -75,7 +75,7 @@ cmd_respawn_window_exec(struct cmd *self, struct cmd_ctx *ctx)
window_destroy_panes(w);
TAILQ_INSERT_HEAD(&w->panes, wp, entry);
window_pane_resize(wp, w->sx, w->sy);
if (window_pane_spawn(wp, data->arg, NULL, &env, &cause) != 0) {
if (window_pane_spawn(wp, data->arg, NULL, &env, &s->tio, &cause) != 0) {
ctx->error(ctx, "respawn window failed: %s", cause);
xfree(cause);
environ_free(&env);

2
cmd-split-window.c
View File

@ -184,7 +184,7 @@ cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
type = LAYOUT_LEFTRIGHT;
wp = window_add_pane(w, hlimit);
if (window_pane_spawn(wp, cmd, cwd, &env, &cause) != 0)
if (window_pane_spawn(wp, cmd, cwd, &env, &s->tio, &cause) != 0)
goto error;
if (layout_split_pane(w->active, type, size, wp) != 0) {
cause = xstrdup("pane too small");

8
session.c
View File

@ -113,7 +113,7 @@ session_find(const char *name)
/* Create a new session. */
struct session *
session_create(const char *name, const char *cmd, const char *cwd,
struct environ *env, u_int sx, u_int sy, char **cause)
struct environ *env, struct termios *tio, u_int sx, u_int sy, char **cause)
{
struct session *s;
u_int i;
@ -131,6 +131,7 @@ session_create(const char *name, const char *cmd, const char *cwd,
environ_init(&s->environ);
if (env != NULL)
environ_copy(env, &s->environ);
memcpy(&s->tio, tio, sizeof s->tio);
s->sx = sx;
s->sy = sy;
@ -200,7 +201,7 @@ session_index(struct session *s, u_int *i)
/* Create a new window on a session. */
struct winlink *
session_new(struct session *s,
session_new(struct session *s,
const char *name, const char *cmd, const char *cwd, int idx, char **cause)
{
struct window *w;
@ -213,7 +214,8 @@ session_new(struct session *s,
server_fill_environ(s, &env);
hlimit = options_get_number(&s->options, "history-limit");
w = window_create(name, cmd, cwd, &env, s->sx, s->sy, hlimit, cause);
w = window_create(
name, cmd, cwd, &env, &s->tio, s->sx, s->sy, hlimit, cause);
if (w == NULL) {
environ_free(&env);
return (NULL);

4
tmux.1
View File

@ -398,6 +398,10 @@ is given.
and
.Ar command
are the name of and command to execute in the initial window.
.Pp
If run from a terminal, any
.Xr termios 4
special characters are saved and used for new windows in the new session.
.It Ic refresh-client Op Fl t Ar target-client
.D1 (alias: Ic refresh )
Refresh the current client if bound to a key, or a single client if one is given

13
tmux.h
View File

@ -803,6 +803,8 @@ struct session {
#define SESSION_UNATTACHED 0x1 /* not attached to any clients */
int flags;
struct termios tio;
struct environ environ;
};
ARRAY_DECL(sessions, struct session *);
@ -1574,7 +1576,8 @@ void winlink_stack_remove(struct winlink_stack *, struct winlink *);
int window_index(struct window *, u_int *);
struct window *window_create1(u_int, u_int);
struct window *window_create(const char *, const char *, const char *,
struct environ *, u_int, u_int, u_int, char **);
struct environ *, struct termios *, u_int, u_int, u_int,
char **);
void window_destroy(struct window *);
void window_set_active_pane(struct window *, struct window_pane *);
struct window_pane *window_add_pane(struct window *, u_int);
@ -1586,8 +1589,8 @@ u_int window_count_panes(struct window *);
void window_destroy_panes(struct window *);
struct window_pane *window_pane_create(struct window *, u_int, u_int, u_int);
void window_pane_destroy(struct window_pane *);
int window_pane_spawn(struct window_pane *,
const char *, const char *, struct environ *, char **);
int window_pane_spawn(struct window_pane *, const char *,
const char *, struct environ *, struct termios *, char **);
void window_pane_resize(struct window_pane *, u_int, u_int);
int window_pane_set_mode(
struct window_pane *, const struct window_mode *);
@ -1666,8 +1669,8 @@ void session_alert_cancel(struct session *, struct winlink *);
int session_alert_has(struct session *, struct winlink *, int);
int session_alert_has_window(struct session *, struct window *, int);
struct session *session_find(const char *);
struct session *session_create(const char *, const char *,
const char *, struct environ *, u_int, u_int, char **);
struct session *session_create(const char *, const char *, const char *,
struct environ *, struct termios *, u_int, u_int, char **);
void session_destroy(struct session *);
int session_index(struct session *, u_int *);
struct winlink *session_new(struct session *,

11
window.c
View File

@ -269,7 +269,8 @@ window_create1(u_int sx, u_int sy)
struct window *
window_create(const char *name, const char *cmd, const char *cwd,
struct environ *env, u_int sx, u_int sy, u_int hlimit, char **cause)
struct environ *env, struct termios *tio, u_int sx, u_int sy, u_int hlimit,
char **cause)
{
struct window *w;
struct window_pane *wp;
@ -277,7 +278,7 @@ window_create(const char *name, const char *cmd, const char *cwd,
w = window_create1(sx, sy);
wp = window_add_pane(w, hlimit);
layout_init(w);
if (window_pane_spawn(wp, cmd, cwd, env, cause) != 0) {
if (window_pane_spawn(wp, cmd, cwd, env, tio, cause) != 0) {
window_destroy(w);
return (NULL);
}
@ -470,8 +471,8 @@ window_pane_destroy(struct window_pane *wp)
}
int
window_pane_spawn(struct window_pane *wp,
const char *cmd, const char *cwd, struct environ *env, char **cause)
window_pane_spawn(struct window_pane *wp, const char *cmd,
const char *cwd, struct environ *env, struct termios *tio, char **cause)
{
struct winsize ws;
int mode;
@ -505,7 +506,7 @@ window_pane_spawn(struct window_pane *wp,
tv.tv_usec = NAME_INTERVAL * 1000L;
timeradd(&wp->window->name_timer, &tv, &wp->window->name_timer);
switch (wp->pid = forkpty(&wp->fd, wp->tty, NULL, &ws)) {
switch (wp->pid = forkpty(&wp->fd, wp->tty, tio, &ws)) {
case -1:
wp->fd = -1;
xasprintf(cause, "%s: %s", cmd, strerror(errno));