Support -c for new-session, based on code from J Raynor.

7 files changed, 66 insertions, 47 deletions

diff --git a/cmd-new-session.c b/cmd-new-session.c
index b1e1aa45..1c743a8e 100644
--- a/cmd-new-session.c
+++ b/cmd-new-session.c
@@ -34,9 +34,10 @@ enum cmd_retval	 cmd_new_session_exec(struct cmd *, struct cmd_q *);
 
 const struct cmd_entry cmd_new_session_entry = {
 	"new-session", "new",
-	"AdDF:n:Ps:t:x:y:", 0, 1,
-	"[-AdDP] [-F format] [-n window-name] [-s session-name] "
-	CMD_TARGET_SESSION_USAGE " [-x width] [-y height] [command]",
+	"Ac:dDF:n:Ps:t:x:y:", 0, 1,
+	"[-AdDP] [-c start-directory] [-F format] [-n window-name] "
+	"[-s session-name] " CMD_TARGET_SESSION_USAGE " [-x width] [-y height] "
+	"[command]",
 	CMD_STARTSERVER|CMD_CANTNEST|CMD_SENDENVIRON,
 	NULL,
 	cmd_new_session_exec
@@ -52,8 +53,8 @@ cmd_new_session_exec(struct cmd *self, struct cmd_q *cmdq)
 	struct environ		 env;
 	struct termios		 tio, *tiop;
 	struct passwd		*pw;
-	const char		*newname, *target, *update, *cwd, *errstr;
-	const char		*template;
+	const char		*newname, *target, *update, *base, *cwd;
+	const char		*errstr, *template;
 	char			*cmd, *cause, *cp;
 	int			 detached, idx;
 	u_int			 sx, sy;
@@ -126,14 +127,19 @@ cmd_new_session_exec(struct cmd *self, struct cmd_q *cmdq)
 
 	/* Get the new session working directory. */
 	if (c != NULL && c->cwd != NULL)
-		cwd = c->cwd;
+		base = c->cwd;
 	else {
 		pw = getpwuid(getuid());
 		if (pw->pw_dir != NULL && *pw->pw_dir != '\0')
-			cwd = pw->pw_dir;
+			base = pw->pw_dir;
 		else
-			cwd = "/";
+			base = "/";
 	}
+	if (args_has(args, 'c'))
+		cwd = args_get(args, 'c');
+	else
+		cwd = options_get_string(&global_s_options, "default-path");
+	cwd = cmd_default_path(base, base, cwd);
 
 	/* Find new session size. */
 	if (c != NULL) {
diff --git a/cmd-new-window.c b/cmd-new-window.c
index 2ca0cecd..e5658b37 100644
--- a/cmd-new-window.c
+++ b/cmd-new-window.c
@@ -102,7 +102,7 @@ cmd_new_window_exec(struct cmd *self, struct cmd_q *cmdq)
 		cmd = options_get_string(&s->options, "default-command");
 	else
 		cmd = args->argv[0];
-	cwd = cmd_get_default_path(cmdq, args_get(args, 'c'));
+	cwd = cmdq_default_path(cmdq, args_get(args, 'c'));
 
 	if (idx == -1)
 		idx = -1 - options_get_number(&s->options, "base-index");
diff --git a/cmd-queue.c b/cmd-queue.c
index 38a88d23..808d4dc0 100644
--- a/cmd-queue.c
+++ b/cmd-queue.c
@@ -283,3 +283,27 @@ cmdq_flush(struct cmd_q *cmdq)
 	}
 	cmdq->item = NULL;
 }
+
+/* Get default path using command queue. */
+const char *
+cmdq_default_path(struct cmd_q *cmdq, const char *cwd)
+{
+	struct client	*c = cmdq->client;
+	struct session	*s;
+	const char	*current;
+
+	if ((s = cmd_current_session(cmdq, 0)) == NULL)
+		return (NULL);
+
+	if (cwd == NULL)
+		cwd = options_get_string(&s->options, "default-path");
+
+	if (c != NULL && c->session == NULL && c->cwd != NULL)
+		current = c->cwd;
+	else if (s->curw != NULL)
+		current = osdep_get_cwd(s->curw->window->active->fd);
+	else
+		current = NULL;
+
+	return (cmd_default_path(s->cwd, current, cwd));
+}
diff --git a/cmd-split-window.c b/cmd-split-window.c
index 5b5140be..039d7fce 100644
--- a/cmd-split-window.c
+++ b/cmd-split-window.c
@@ -82,7 +82,7 @@ cmd_split_window_exec(struct cmd *self, struct cmd_q *cmdq)
 		cmd = options_get_string(&s->options, "default-command");
 	else
 		cmd = args->argv[0];
-	cwd = cmd_get_default_path(cmdq, args_get(args, 'c'));
+	cwd = cmdq_default_path(cmdq, args_get(args, 'c'));
 
 	type = LAYOUT_TOPBOTTOM;
 	if (args_has(args, 'h'))
diff --git a/cmd.c b/cmd.c
index c9eb41a1..6bf7cecc 100644
--- a/cmd.c
+++ b/cmd.c
@@ -1278,68 +1278,55 @@ cmd_template_replace(const char *template, const char *s, int idx)
 }
 
 /*
- * Return the default path for a new pane, using the given path or the
- * default-path option if it is NULL. Several special values are accepted: the
- * empty string or relative path for the current pane's working directory, ~
- * for the user's home, - for the session working directory, . for the tmux
- * server's working directory. The default on failure is the session's working
- * directory.
+ * Return the default path for a new pane. Several special values are accepted:
+ * the empty string or relative path for the current working directory,
+ * ~ for the user's home, - for the base working directory, . for the server
+ * working directory.
  */
 const char *
-cmd_get_default_path(struct cmd_q *cmdq, const char *cwd)
+cmd_default_path(const char *base, const char *current, const char *in)
 {
-	struct client		*c = cmdq->client;
-	struct session		*s;
-	struct environ_entry	*envent;
 	const char		*root;
+	struct environ_entry	*envent;
 	char			 tmp[MAXPATHLEN];
 	struct passwd		*pw;
 	int			 n;
 	size_t			 skip;
 	static char		 path[MAXPATHLEN];
 
-	if ((s = cmd_current_session(cmdq, 0)) == NULL)
-		return (NULL);
-
-	if (cwd == NULL)
-		cwd = options_get_string(&s->options, "default-path");
-
 	skip = 1;
-	if (strcmp(cwd, "$HOME") == 0 || strncmp(cwd, "$HOME/", 6) == 0) {
+	if (strcmp(in, "$HOME") == 0 || strncmp(in, "$HOME/", 6) == 0) {
 		/* User's home directory - $HOME. */
 		skip = 5;
 		goto find_home;
-	} else if (cwd[0] == '~' && (cwd[1] == '\0' || cwd[1] == '/')) {
+	} else if (in[0] == '~' && (in[1] == '\0' || in[1] == '/')) {
 		/* User's home directory - ~. */
 		goto find_home;
-	} else if (cwd[0] == '-' && (cwd[1] == '\0' || cwd[1] == '/')) {
-		/* Session working directory. */
-		root = s->cwd;
+	} else if (in[0] == '-' && (in[1] == '\0' || in[1] == '/')) {
+		/* Base working directory. */
+		root = base;
 		goto complete_path;
-	} else if (cwd[0] == '.' && (cwd[1] == '\0' || cwd[1] == '/')) {
+	} else if (in[0] == '.' && (in[1] == '\0' || in[1] == '/')) {
 		/* Server working directory. */
 		if (getcwd(tmp, sizeof tmp) != NULL) {
 			root = tmp;
 			goto complete_path;
 		}
-		return (s->cwd);
-	} else if (*cwd == '/') {
+		return ("/");
+	} else if (*in == '/') {
 		/* Absolute path. */
-		return (cwd);
+		return (in);
 	} else {
 		/* Empty or relative path. */
-		if (c != NULL && c->session == NULL && c->cwd != NULL)
-			root = c->cwd;
-		else if (s->curw != NULL)
-			root = osdep_get_cwd(s->curw->window->active->fd);
+		if (current != NULL)
+			root = current;
 		else
-			return (s->cwd);
+			return (base);
 		skip = 0;
-		if (root != NULL)
-			goto complete_path;
+		goto complete_path;
 	}
 
-	return (s->cwd);
+	return (base);
 
 find_home:
 	envent = environ_find(&global_environ, "HOME");
@@ -1348,15 +1335,15 @@ find_home:
 	else if ((pw = getpwuid(getuid())) != NULL)
 		root = pw->pw_dir;
 	else
-		return (s->cwd);
+		return (base);
 
 complete_path:
 	if (root[skip] == '\0') {
 		strlcpy(path, root, sizeof path);
 		return (path);
 	}
-	n = snprintf(path, sizeof path, "%s/%s", root, cwd + skip);
+	n = snprintf(path, sizeof path, "%s/%s", root, in + skip);
 	if (n > 0 && (size_t)n < sizeof path)
 		return (path);
-	return (s->cwd);
+	return (base);
 }
diff --git a/tmux.1 b/tmux.1
index ede1bb20..bbe9beb5 100644
--- a/tmux.1
+++ b/tmux.1
@@ -676,6 +676,7 @@ Lock all clients attached to
 .Ar target-session .
 .It Xo Ic new-session
 .Op Fl AdDP
+.Op Fl c Ar start-directory
 .Op Fl F Ar format
 .Op Fl n Ar window-name
 .Op Fl s Ar session-name
diff --git a/tmux.h b/tmux.h
index ae1f38aa..b6b66fba 100644
--- a/tmux.h
+++ b/tmux.h
@@ -1767,7 +1767,7 @@ int		 cmd_find_index(struct cmd_q *, const char *,
 struct winlink	*cmd_find_pane(struct cmd_q *, const char *, struct session **,
 		     struct window_pane **);
 char		*cmd_template_replace(const char *, const char *, int);
-const char     	*cmd_get_default_path(struct cmd_q *, const char *);
+const char     	*cmd_default_path(const char *, const char *, const char *);
 extern const struct cmd_entry *cmd_table[];
 extern const struct cmd_entry cmd_attach_session_entry;
 extern const struct cmd_entry cmd_bind_key_entry;
@@ -1876,6 +1876,7 @@ void		 cmdq_run(struct cmd_q *, struct cmd_list *);
 void		 cmdq_append(struct cmd_q *, struct cmd_list *);
 int		 cmdq_continue(struct cmd_q *);
 void		 cmdq_flush(struct cmd_q *);
+const char     	*cmdq_default_path(struct cmd_q *, const char *);
 
 /* cmd-string.c */
 int	cmd_string_parse(const char *, struct cmd_list **, const char *,