Import tmux, a terminal multiplexor allowing (among other things) a single

terminal to be switched between several different windows and programs
displayed on one terminal be detached from one terminal and moved to another.

ok deraadt pirofti

1 files changed, 110 insertions, 0 deletions

diff --git a/usr.bin/tmux/names.c b/usr.bin/tmux/names.c
new file mode 100644
index 00000000000..0e181629647
--- /dev/null
+++ b/usr.bin/tmux/names.c
@@ -0,0 +1,110 @@
+/* $OpenBSD: names.c,v 1.1 2009/06/01 22:58:49 nicm Exp $ */
+
+/*
+ * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
+ * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+
+#include <ctype.h>
+#include <libgen.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "tmux.h"
+
+char	*parse_window_name(const char *);
+
+void
+set_window_names(void)
+{
+	struct window	*w;
+	u_int		 i;
+	char		*name, *wname;
+	struct timeval	 tv, tv2;
+
+	if (gettimeofday(&tv, NULL) != 0)
+		fatal("gettimeofday");
+
+	for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
+		w = ARRAY_ITEM(&windows, i);
+		if (w == NULL || w->active == NULL)
+			continue;
+		if (!options_get_number(&w->options, "automatic-rename"))
+			continue;
+
+		if (timercmp(&tv, &w->name_timer, <))
+			continue;
+		memcpy(&w->name_timer, &tv, sizeof w->name_timer);
+		tv2.tv_sec = 0;
+		tv2.tv_usec = NAME_INTERVAL * 1000L;
+		timeradd(&w->name_timer, &tv2, &w->name_timer);
+
+		if (w->active->screen != &w->active->base)
+			name = NULL;
+		else
+			name = get_proc_name(w->active->fd, w->active->tty);
+		if (name == NULL)
+			wname = default_window_name(w);
+		else {
+			wname = parse_window_name(name);
+			xfree(name);
+		}
+
+		if (strcmp(wname, w->name) == 0)
+			xfree(wname);
+		else {
+			xfree(w->name);
+			w->name = wname;
+			server_status_window(w);
+		}
+	}
+}
+
+char *
+default_window_name(struct window *w)
+{
+	if (w->active->screen != &w->active->base)
+		return (xstrdup("[tmux]"));
+	return (parse_window_name(w->active->cmd));
+}
+
+char *
+parse_window_name(const char *in)
+{
+	char	*copy, *name, *ptr;
+
+	name = copy = xstrdup(in);
+	if (strncmp(name, "exec ", (sizeof "exec ") - 1) == 0)
+		name = name + (sizeof "exec ") - 1;
+
+	while (*name == ' ')
+		name++;
+	if ((ptr = strchr(name, ' ')) != NULL)
+		*ptr = '\0';
+
+	if (*name != '\0') {
+		ptr = name + strlen(name) - 1;
+		while (ptr > name && !isalnum(*ptr))
+			*ptr-- = '\0';
+	}
+
+	if (*name == '/')
+		name = basename(name);
+	name = xstrdup(name);
+	xfree(copy);
+	return (name);
+}
+