1 /* Id */
2
3 /*
4 * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19 #include <sys/types.h>
20
21 #include <ctype.h>
22 #include <libgen.h>
23 #include <stdlib.h>
24 #include <string.h>
25
26 #include "tmux.h"
27
28 void window_name_callback(unused int, unused short, void *);
29
30 void
queue_window_name(struct window * w)31 queue_window_name(struct window *w)
32 {
33 struct timeval tv;
34
35 tv.tv_sec = 0;
36 tv.tv_usec = NAME_INTERVAL * 1000L;
37
38 if (event_initialized(&w->name_timer))
39 evtimer_del(&w->name_timer);
40 evtimer_set(&w->name_timer, window_name_callback, w);
41 evtimer_add(&w->name_timer, &tv);
42 }
43
44 void
window_name_callback(unused int fd,unused short events,void * data)45 window_name_callback(unused int fd, unused short events, void *data)
46 {
47 struct window *w = data;
48 char *name;
49
50 if (w->active == NULL)
51 return;
52
53 if (!options_get_number(&w->options, "automatic-rename")) {
54 if (event_initialized(&w->name_timer))
55 event_del(&w->name_timer);
56 return;
57 }
58 queue_window_name(w);
59
60 name = format_window_name(w);
61 if (strcmp(name, w->name) != 0) {
62 window_set_name(w, name);
63 server_status_window(w);
64 }
65 free(name);
66 }
67
68 char *
default_window_name(struct window * w)69 default_window_name(struct window *w)
70 {
71 if (w->active->cmd != NULL && *w->active->cmd != '\0')
72 return (parse_window_name(w->active->cmd));
73 return (parse_window_name(w->active->shell));
74 }
75
76 char *
format_window_name(struct window * w)77 format_window_name(struct window *w)
78 {
79 struct format_tree *ft;
80 char *fmt, *name;
81
82 ft = format_create();
83 format_window(ft, w);
84 format_window_pane(ft, w->active);
85
86 fmt = options_get_string(&w->options, "automatic-rename-format");
87 name = format_expand(ft, fmt);
88
89 format_free(ft);
90 return (name);
91 }
92
93 char *
parse_window_name(const char * in)94 parse_window_name(const char *in)
95 {
96 char *copy, *name, *ptr;
97
98 name = copy = xstrdup(in);
99 if (strncmp(name, "exec ", (sizeof "exec ") - 1) == 0)
100 name = name + (sizeof "exec ") - 1;
101
102 while (*name == ' ' || *name == '-')
103 name++;
104 if ((ptr = strchr(name, ' ')) != NULL)
105 *ptr = '\0';
106
107 if (*name != '\0') {
108 ptr = name + strlen(name) - 1;
109 while (ptr > name && !isalnum((u_char)*ptr))
110 *ptr-- = '\0';
111 }
112
113 if (*name == '/')
114 name = basename(name);
115 name = xstrdup(name);
116 free(copy);
117 return (name);
118 }
119