Annotation of src/usr.bin/tmux/names.c, Revision 1.12
1.12 ! nicm 1: /* $OpenBSD: names.c,v 1.11 2009/12/03 22:50:10 nicm Exp $ */
1.1 nicm 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 <string.h>
24: #include <unistd.h>
25:
26: #include "tmux.h"
27:
1.9 nicm 28: void window_name_callback(unused int, unused short, void *);
1.1 nicm 29: char *parse_window_name(const char *);
30:
31: void
1.9 nicm 32: queue_window_name(struct window *w)
1.1 nicm 33: {
1.9 nicm 34: struct timeval tv;
1.1 nicm 35:
1.9 nicm 36: tv.tv_sec = 0;
37: tv.tv_usec = NAME_INTERVAL * 1000L;
1.1 nicm 38:
1.9 nicm 39: evtimer_del(&w->name_timer);
40: evtimer_set(&w->name_timer, window_name_callback, w);
41: evtimer_add(&w->name_timer, &tv);
42: }
1.5 nicm 43:
1.10 nicm 44: /* ARGSUSED */
1.9 nicm 45: void
46: window_name_callback(unused int fd, unused short events, void *data)
47: {
48: struct window *w = data;
49: char *name, *wname;
1.1 nicm 50:
1.9 nicm 51: queue_window_name(w); /* XXX even if the option is off? */
52: if (!options_get_number(&w->options, "automatic-rename"))
53: return;
54:
55: if (w->active->screen != &w->active->base)
56: name = NULL;
57: else
58: name = get_proc_name(w->active->fd, w->active->tty);
59: if (name == NULL)
60: wname = default_window_name(w);
61: else {
1.11 nicm 62: /*
1.9 nicm 63: * If tmux is using the default command, it will be a login
64: * shell and argv[0] may have a - prefix. Remove this if it is
65: * present. Ick.
66: */
67: if (w->active->cmd != NULL && *w->active->cmd == '\0' &&
68: name != NULL && name[0] == '-' && name[1] != '\0')
69: wname = parse_window_name(name + 1);
1.1 nicm 70: else
1.4 nicm 71: wname = parse_window_name(name);
1.9 nicm 72: xfree(name);
73: }
1.11 nicm 74:
1.9 nicm 75: if (w->active->fd == -1) {
76: xasprintf(&name, "%s[dead]", wname);
77: xfree(wname);
78: wname = name;
79: }
1.11 nicm 80:
1.12 ! nicm 81: if (strcmp(wname, w->name)) {
! 82: window_set_name(w, wname);
1.9 nicm 83: server_status_window(w);
1.1 nicm 84: }
1.12 ! nicm 85: xfree(wname);
1.1 nicm 86: }
87:
88: char *
89: default_window_name(struct window *w)
90: {
91: if (w->active->screen != &w->active->base)
92: return (xstrdup("[tmux]"));
1.4 nicm 93: if (w->active->cmd != NULL && *w->active->cmd != '\0')
94: return (parse_window_name(w->active->cmd));
1.6 nicm 95: return (parse_window_name(w->active->shell));
1.1 nicm 96: }
97:
98: char *
99: parse_window_name(const char *in)
100: {
101: char *copy, *name, *ptr;
102:
103: name = copy = xstrdup(in);
104: if (strncmp(name, "exec ", (sizeof "exec ") - 1) == 0)
105: name = name + (sizeof "exec ") - 1;
106:
107: while (*name == ' ')
108: name++;
109: if ((ptr = strchr(name, ' ')) != NULL)
110: *ptr = '\0';
111:
112: if (*name != '\0') {
113: ptr = name + strlen(name) - 1;
1.2 ray 114: while (ptr > name && !isalnum((u_char)*ptr))
1.1 nicm 115: *ptr-- = '\0';
116: }
117:
118: if (*name == '/')
119: name = basename(name);
120: name = xstrdup(name);
121: xfree(copy);
122: return (name);
123: }