Give each client a name. This defaults to the tty name as before but

falls back to an alternative if the tty name is not available. This is
clearer than overloading the client ttyname member and allows us to
remove the path stored in the tty struct, it should always be the same
as the client.
pull/861/head
nicm 2017-04-05 10:49:46 +00:00
parent ab4a4b2ad0
commit 9b28200578
9 changed files with 61 additions and 47 deletions

View File

@ -28,7 +28,7 @@
*/
#define CHOOSE_CLIENT_TEMPLATE \
"#{client_tty}: #{session_name} " \
"#{client_name}: #{session_name} " \
"[#{client_width}x#{client_height} #{client_termname}]" \
"#{?client_utf8, (utf8),}#{?client_readonly, (ro),} " \
"(last used #{t:client_activity})"
@ -85,7 +85,7 @@ cmd_choose_client_exec(struct cmd *self, struct cmdq_item *item)
cur = idx = 0;
TAILQ_FOREACH(c1, &clients, entry) {
if (c1->session == NULL || c1->tty.path == NULL)
if (c1->session == NULL)
continue;
if (c1 == item->client)
cur = idx;
@ -97,7 +97,7 @@ cmd_choose_client_exec(struct cmd *self, struct cmdq_item *item)
format_add(cdata->ft, "line", "%u", idx);
format_defaults(cdata->ft, c1, NULL, NULL, NULL);
cdata->command = cmd_template_replace(action, c1->tty.path, 1);
cdata->command = cmd_template_replace(action, c1->name, 1);
window_choose_add(wl->window->active, cdata);

View File

@ -256,9 +256,9 @@ cmd_find_current_session_with_client(struct cmd_find_state *fs)
* sessions to those containing that pane (we still use the current
* window in the best session).
*/
if (fs->item != NULL && fs->item->client->tty.path != NULL) {
if (fs->item != NULL) {
RB_FOREACH(wp, window_pane_tree, &all_window_panes) {
if (strcmp(wp->tty, fs->item->client->tty.path) == 0)
if (strcmp(wp->tty, fs->item->client->ttyname) == 0)
break;
}
} else
@ -1248,7 +1248,6 @@ cmd_find_client(struct cmdq_item *item, const char *target, int quiet)
struct client *c;
char *copy;
size_t size;
const char *path;
/* A NULL argument means the current client. */
if (item != NULL && target == NULL) {
@ -1265,20 +1264,20 @@ cmd_find_client(struct cmdq_item *item, const char *target, int quiet)
if (size != 0 && copy[size - 1] == ':')
copy[size - 1] = '\0';
/* Check path of each client. */
/* Check name and path of each client. */
TAILQ_FOREACH(c, &clients, entry) {
if (c->session == NULL || c->tty.path == NULL)
if (c->session == NULL)
continue;
path = c->tty.path;
/* Try for exact match. */
if (strcmp(copy, path) == 0)
if (strcmp(copy, c->name) == 0)
break;
/* Try without leading /dev. */
if (strncmp(path, _PATH_DEV, (sizeof _PATH_DEV) - 1) != 0)
if (*c->ttyname == '\0')
continue;
if (strcmp(copy, path + (sizeof _PATH_DEV) - 1) == 0)
if (strcmp(copy, c->ttyname) == 0)
break;
if (strncmp(c->ttyname, _PATH_DEV, (sizeof _PATH_DEV) - 1) != 0)
continue;
if (strcmp(copy, c->ttyname + (sizeof _PATH_DEV) - 1) == 0)
break;
}

View File

@ -29,7 +29,7 @@
*/
#define LIST_CLIENTS_TEMPLATE \
"#{client_tty}: #{session_name} " \
"#{client_name}: #{session_name} " \
"[#{client_width}x#{client_height} #{client_termname}]" \
"#{?client_utf8, (utf8),} #{?client_readonly, (ro),}"

View File

@ -1139,11 +1139,11 @@ format_defaults_client(struct format_tree *ft, struct client *c)
if (ft->s == NULL)
ft->s = c->session;
format_add(ft, "client_name", "%s", c->name);
format_add(ft, "client_pid", "%ld", (long) c->pid);
format_add(ft, "client_height", "%u", tty->sy);
format_add(ft, "client_width", "%u", tty->sx);
if (tty->path != NULL)
format_add(ft, "client_tty", "%s", tty->path);
format_add(ft, "client_tty", "%s", c->ttyname);
format_add(ft, "client_control_mode", "%d",
!!(c->flags & CLIENT_CONTROL));

View File

@ -423,7 +423,7 @@ screen_redraw_pane(struct client *c, struct window_pane *wp)
if (status_at_line(c) == 0)
yoff++;
log_debug("%s: redraw pane %%%u (at %u,%u)", c->tty.path, wp->id,
log_debug("%s: redraw pane %%%u (at %u,%u)", c->name, wp->id,
wp->xoff, yoff);
for (i = 0; i < wp->sy; i++)

View File

@ -99,15 +99,12 @@ server_client_check_nested(struct client *c)
struct environ_entry *envent;
struct window_pane *wp;
if (c->tty.path == NULL)
return (0);
envent = environ_find(c->environ, "TMUX");
if (envent == NULL || *envent->value == '\0')
return (0);
RB_FOREACH(wp, window_pane_tree, &all_window_panes) {
if (strcmp(wp->tty, c->tty.path) == 0)
if (strcmp(wp->tty, c->ttyname) == 0)
return (1);
}
return (0);
@ -322,8 +319,10 @@ server_client_free(__unused int fd, __unused short events, void *arg)
if (!TAILQ_EMPTY(&c->queue))
fatalx("queue not empty");
if (c->references == 0)
if (c->references == 0) {
free((void *)c->name);
free(c);
}
}
/* Detach a client. */
@ -1470,6 +1469,7 @@ server_client_dispatch_identify(struct client *c, struct imsg *imsg)
const char *data, *home;
size_t datalen;
int flags;
char *name;
if (c->flags & CLIENT_IDENTIFIED)
fatalx("out-of-order identify message");
@ -1535,6 +1535,13 @@ server_client_dispatch_identify(struct client *c, struct imsg *imsg)
return;
c->flags |= CLIENT_IDENTIFIED;
if (*c->ttyname != '\0')
name = xstrdup(c->ttyname);
else
xasprintf(&name, "client-%ld", (long)c->pid);
c->name = name;
log_debug("client %p name is %s", c, c->name);
if (c->flags & CLIENT_CONTROL) {
c->stdin_callback = control_callback;
@ -1685,7 +1692,7 @@ server_client_add_message(struct client *c, const char *fmt, ...)
xvasprintf(&s, fmt, ap);
va_end(ap);
log_debug("%s: message %s", c->tty.path, s);
log_debug("message %s (client %p)", s, c);
msg = xcalloc(1, sizeof *msg);
msg->msg_time = time(NULL);

4
tmux.1
View File

@ -367,7 +367,8 @@ or
These specify the client, session, window or pane which a command should affect.
.Pp
.Ar target-client
should be the name of the
should be the name of the client,
typically the
.Xr pty 4
file to which the client is connected, for example either of
.Pa /dev/ttyp1
@ -3510,6 +3511,7 @@ The following variables are available, where appropriate:
.It Li "client_height" Ta "" Ta "Height of client"
.It Li "client_key_table" Ta "" Ta "Current key table"
.It Li "client_last_session" Ta "" Ta "Name of the client's last session"
.It Li "client_name" Ta "" Ta "Name of client"
.It Li "client_pid" Ta "" Ta "PID of client process"
.It Li "client_prefix" Ta "" Ta "1 if prefix key has been pressed"
.It Li "client_readonly" Ta "" Ta "1 if client is readonly"

2
tmux.h
View File

@ -1021,7 +1021,6 @@ LIST_HEAD(tty_terms, tty_term);
struct tty {
struct client *client;
char *path;
u_int sx;
u_int sy;
@ -1285,6 +1284,7 @@ struct cmd_entry {
/* Client connection. */
struct client {
const char *name;
struct tmuxpeer *peer;
struct cmdq_list queue;

46
tty.c
View File

@ -94,8 +94,6 @@ tty_create_log(void)
int
tty_init(struct tty *tty, struct client *c, int fd, char *term)
{
char *path;
if (!isatty(fd))
return (-1);
@ -105,12 +103,10 @@ tty_init(struct tty *tty, struct client *c, int fd, char *term)
tty->term_name = xstrdup("unknown");
else
tty->term_name = xstrdup(term);
tty->fd = fd;
tty->client = c;
if ((path = ttyname(fd)) == NULL)
return (-1);
tty->path = xstrdup(path);
tty->cstyle = 0;
tty->ccolour = xstrdup("");
@ -125,8 +121,9 @@ tty_init(struct tty *tty, struct client *c, int fd, char *term)
int
tty_resize(struct tty *tty)
{
struct winsize ws;
u_int sx, sy;
struct client *c = tty->client;
struct winsize ws;
u_int sx, sy;
if (ioctl(tty->fd, TIOCGWINSZ, &ws) != -1) {
sx = ws.ws_col;
@ -139,7 +136,8 @@ tty_resize(struct tty *tty)
sx = 80;
sy = 24;
}
log_debug("%s: %s now %ux%u", __func__, tty->path, sx, sy);
log_debug("%s: %s now %ux%u", __func__, c->name, sx, sy);
if (!tty_set_size(tty, sx, sy))
return (0);
tty_invalidate(tty);
@ -160,13 +158,14 @@ static void
tty_read_callback(__unused int fd, __unused short events, void *data)
{
struct tty *tty = data;
struct client *c = tty->client;
size_t size = EVBUFFER_LENGTH(tty->in);
int nread;
nread = evbuffer_read(tty->in, tty->fd, -1);
if (nread == -1)
return;
log_debug("%s: read %d bytes (already %zu)", tty->path, nread, size);
log_debug("%s: read %d bytes (already %zu)", c->name, nread, size);
while (tty_keys_next(tty))
;
@ -176,13 +175,14 @@ static void
tty_write_callback(__unused int fd, __unused short events, void *data)
{
struct tty *tty = data;
struct client *c = tty->client;
size_t size = EVBUFFER_LENGTH(tty->out);
int nwrite;
nwrite = evbuffer_write(tty->out, tty->fd);
if (nwrite == -1)
return;
log_debug("%s: wrote %d bytes (of %zu)", tty->path, nwrite, size);
log_debug("%s: wrote %d bytes (of %zu)", c->name, nwrite, size);
if (EVBUFFER_LENGTH(tty->out) != 0)
event_add(&tty->event_out, NULL);
@ -351,7 +351,6 @@ tty_free(struct tty *tty)
tty_close(tty);
free(tty->ccolour);
free(tty->path);
free(tty->term_name);
}
@ -424,8 +423,10 @@ tty_putcode_ptr2(struct tty *tty, enum tty_code_code code, const void *a,
static void
tty_add(struct tty *tty, const char *buf, size_t len)
{
struct client *c = tty->client;
evbuffer_add(tty->out, buf, len);
log_debug("%s: %.*s", tty->path, (int)len, (const char *)buf);
log_debug("%s: %.*s", c->name, (int)len, (const char *)buf);
if (tty_log_fd != -1)
write(tty_log_fd, buf, len);
@ -602,8 +603,17 @@ tty_emulate_repeat(struct tty *tty, enum tty_code_code code,
static void
tty_repeat_space(struct tty *tty, u_int n)
{
while (n-- > 0)
tty_putc(tty, ' ');
static char s[500];
if (*s != ' ')
memset(s, ' ', sizeof s);
while (n > sizeof s) {
tty_putn(tty, s, sizeof s, sizeof s);
n -= sizeof s;
}
if (n != 0)
tty_putn(tty, s, n, n);
}
/*
@ -856,8 +866,6 @@ tty_cmd_deletecharacter(struct tty *tty, const struct tty_ctx *ctx)
void
tty_cmd_clearcharacter(struct tty *tty, const struct tty_ctx *ctx)
{
u_int i;
tty_attributes(tty, &grid_default_cell, ctx->wp);
tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
@ -865,10 +873,8 @@ tty_cmd_clearcharacter(struct tty *tty, const struct tty_ctx *ctx)
if (tty_term_has(tty->term, TTYC_ECH) &&
!tty_fake_bce(tty, ctx->wp, ctx->bg))
tty_putcode1(tty, TTYC_ECH, ctx->num);
else {
for (i = 0; i < ctx->num; i++)
tty_putc(tty, ' ');
}
else
tty_repeat_space(tty, ctx->num);
}
void