Change terminal-overrides to a server option (now that we have them), it

doesn't make much sense as a session option.

cmd-attach-session.c

@@ -132,7 +132,7 @@ cmd_attach_session(struct cmd_q *cmdq, const char *tflag, int dflag, int rflag,
 		server_redraw_client(cmdq->client);
 		s->curw->flags &= ~WINLINK_ALERTFLAGS;
 	} else {
-		if (server_client_open(cmdq->client, s, &cause) != 0) {
+		if (server_client_open(cmdq->client, &cause) != 0) {
 			cmdq_error(cmdq, "open terminal failed: %s", cause);
 			free(cause);
 			return (CMD_RETURN_ERROR);

cmd-new-session.c

@@ -145,7 +145,7 @@ cmd_new_session_exec(struct cmd *self, struct cmd_q *cmdq)
 
 	/* Open the terminal if necessary. */
 	if (!detached && !already_attached) {
-		if (server_client_open(c, NULL, &cause) != 0) {
+		if (server_client_open(c, &cause) != 0) {
 			cmdq_error(cmdq, "open terminal failed: %s", cause);
 			free(cause);
 			goto error;

options-table.c

@@ -91,6 +91,14 @@ const struct options_table_entry server_options_table[] = {
 	  .default_num = 1
 	},
 
+	{ .name = "terminal-overrides",
+	  .type = OPTIONS_TABLE_STRING,
+	  .default_str = "*256col*:colors=256"
+	                 ",xterm*:XT:Ms=\\E]52;%p1%s;%p2%s\\007"
+	                 ":Cs=\\E]12;%p1%s\\007:Cr=\\E]112\\007"
+			 ":Ss=\\E[%p1%d q:Se=\\E[2 q,screen*:XT"
+	},
+
 	{ .name = NULL }
 };
 
@@ -466,14 +474,6 @@ const struct options_table_entry session_options_table[] = {
 	  .default_num = 0 /* overridden in main() */
 	},
 
-	{ .name = "terminal-overrides",
-	  .type = OPTIONS_TABLE_STRING,
-	  .default_str = "*256col*:colors=256"
-	                 ",xterm*:XT:Ms=\\E]52;%p1%s;%p2%s\\007"
-	                 ":Cs=\\E]12;%p1%s\\007:Cr=\\E]112\\007"
-			 ":Ss=\\E[%p1%d q:Se=\\E[2 q,screen*:XT"
-	},
-
 	{ .name = "update-environment",
 	  .type = OPTIONS_TABLE_STRING,
 	  .default_str = "DISPLAY SSH_ASKPASS SSH_AUTH_SOCK SSH_AGENT_PID "

server-client.c

@@ -114,11 +114,8 @@ server_client_create(int fd)
 
 /* Open client terminal if needed. */
 int
-server_client_open(struct client *c, struct session *s, char **cause)
+server_client_open(struct client *c, char **cause)
 {
-	struct options	*oo = s != NULL ? &s->options : &global_s_options;
-	char		*overrides;
-
 	if (c->flags & CLIENT_CONTROL)
 		return (0);
 
@@ -127,8 +124,7 @@ server_client_open(struct client *c, struct session *s, char **cause)
 		return (-1);
 	}
 
-	overrides = options_get_string(oo, "terminal-overrides");
-	if (tty_open(&c->tty, overrides, cause) != 0)
+	if (tty_open(&c->tty, cause) != 0)
 		return (-1);
 
 	return (0);

tmux.1

@@ -2161,6 +2161,42 @@ disallowedWindowOps: 20,21,SetXprop
 Or changing this property from the
 .Xr xterm 1
 interactive menu when required.
+.It Ic terminal-overrides Ar string
+Contains a list of entries which override terminal descriptions read using
+.Xr terminfo 5 .
+.Ar string
+is a comma-separated list of items each a colon-separated string made up of a
+terminal type pattern (matched using
+.Xr fnmatch 3 )
+and a set of
+.Em name=value
+entries.
+.Pp
+For example, to set the
+.Ql clear
+.Xr terminfo 5
+entry to
+.Ql \ee[H\ee[2J
+for all terminal types and the
+.Ql dch1
+entry to
+.Ql \ee[P
+for the
+.Ql rxvt
+terminal type, the option could be set to the string:
+.Bd -literal -offset indent
+"*:clear=\ee[H\ee[2J,rxvt:dch1=\ee[P"
+.Ed
+.Pp
+The terminal entry value is passed through
+.Xr strunvis 3
+before interpretation.
+The default value forcibly corrects the
+.Ql colors
+entry for terminals which support 256 colours:
+.Bd -literal -offset indent
+"*256col*:colors=256,xterm*:XT"
+.Ed
 .El
 .Pp
 Available session options are:
@@ -2605,42 +2641,6 @@ and
 .Ic status-right
 strings as UTF-8; notably, this is important for wide characters.
 This option defaults to off.
-.It Ic terminal-overrides Ar string
-Contains a list of entries which override terminal descriptions read using
-.Xr terminfo 5 .
-.Ar string
-is a comma-separated list of items each a colon-separated string made up of a
-terminal type pattern (matched using
-.Xr fnmatch 3 )
-and a set of
-.Em name=value
-entries.
-.Pp
-For example, to set the
-.Ql clear
-.Xr terminfo 5
-entry to
-.Ql \ee[H\ee[2J
-for all terminal types and the
-.Ql dch1
-entry to
-.Ql \ee[P
-for the
-.Ql rxvt
-terminal type, the option could be set to the string:
-.Bd -literal -offset indent
-"*:clear=\ee[H\ee[2J,rxvt:dch1=\ee[P"
-.Ed
-.Pp
-The terminal entry value is passed through
-.Xr strunvis 3
-before interpretation.
-The default value forcibly corrects the
-.Ql colors
-entry for terminals which support 256 colours:
-.Bd -literal -offset indent
-"*256col*:colors=256,xterm*:XT"
-.Ed
 .It Ic update-environment Ar variables
 Set a space-separated string containing a list of environment variables to be
 copied into the session environment when a new session is created or an

tmux.h

@@ -1650,7 +1650,7 @@ void	tty_set_title(struct tty *, const char *);
 void	tty_update_mode(struct tty *, int, struct screen *);
 void	tty_force_cursor_colour(struct tty *, const char *);
 void	tty_draw_line(struct tty *, struct screen *, u_int, u_int, u_int);
-int	tty_open(struct tty *, const char *, char **);
+int	tty_open(struct tty *, char **);
 void	tty_close(struct tty *);
 void	tty_free(struct tty *);
 void	tty_write(
@@ -1679,7 +1679,7 @@ void	tty_bell(struct tty *);
 /* tty-term.c */
 extern struct tty_terms tty_terms;
 extern const struct tty_term_code_entry tty_term_codes[NTTYCODE];
-struct tty_term *tty_term_find(char *, int, const char *, char **);
+struct tty_term *tty_term_find(char *, int, char **);
 void		 tty_term_free(struct tty_term *);
 int		 tty_term_has(struct tty_term *, enum tty_code_code);
 const char	*tty_term_string(struct tty_term *, enum tty_code_code);
@@ -1893,7 +1893,7 @@ void	 server_add_accept(int);
 /* server-client.c */
 void	 server_client_handle_key(struct client *, int);
 void	 server_client_create(int);
-int      server_client_open(struct client *, struct session *, char **);
+int      server_client_open(struct client *, char **);
 void	 server_client_lost(struct client *);
 void	 server_client_callback(int, short, void *);
 void	 server_client_status_timer(void);

tty-term.c

@@ -305,7 +305,7 @@ tty_term_override(struct tty_term *term, const char *overrides)
 }
 
 struct tty_term *
-tty_term_find(char *name, int fd, const char *overrides, char **cause)
+tty_term_find(char *name, int fd, char **cause)
 {
 	struct tty_term				*term;
 	const struct tty_term_code_entry	*ent;
@@ -383,7 +383,10 @@ tty_term_find(char *name, int fd, const char *overrides, char **cause)
 			break;
 		}
 	}
-	tty_term_override(term, overrides);
+
+	/* Apply terminal overrides. */
+	s = options_get_string(&global_options, "terminal-overrides");
+	tty_term_override(term, s);
 
 	/* Delete curses data. */
 	del_curterm(cur_term);

tty.c

@@ -128,7 +128,7 @@ tty_set_size(struct tty *tty, u_int sx, u_int sy) {
 }
 
 int
-tty_open(struct tty *tty, const char *overrides, char **cause)
+tty_open(struct tty *tty, char **cause)
 {
 	char	out[64];
 	int	fd;
@@ -141,7 +141,7 @@ tty_open(struct tty *tty, const char *overrides, char **cause)
 		tty->log_fd = fd;
 	}
 
-	tty->term = tty_term_find(tty->termname, tty->fd, overrides, cause);
+	tty->term = tty_term_find(tty->termname, tty->fd, cause);
 	if (tty->term == NULL) {
 		tty_close(tty);
 		return (-1);