Annotation of src/usr.bin/tmux/names.c, Revision 1.8
1.8 ! nicm 1: /* $OpenBSD: names.c,v 1.7 2009/09/20 14:58:12 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:
28: char *parse_window_name(const char *);
29:
30: void
31: set_window_names(void)
32: {
33: struct window *w;
34: u_int i;
35: char *name, *wname;
36: struct timeval tv, tv2;
37:
38: if (gettimeofday(&tv, NULL) != 0)
1.7 nicm 39: fatal("gettimeofday failed");
1.1 nicm 40:
41: for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
42: w = ARRAY_ITEM(&windows, i);
43: if (w == NULL || w->active == NULL)
44: continue;
45:
46: if (timercmp(&tv, &w->name_timer, <))
47: continue;
48: memcpy(&w->name_timer, &tv, sizeof w->name_timer);
49: tv2.tv_sec = 0;
50: tv2.tv_usec = NAME_INTERVAL * 1000L;
51: timeradd(&w->name_timer, &tv2, &w->name_timer);
1.5 nicm 52:
53: if (!options_get_number(&w->options, "automatic-rename"))
54: continue;
1.1 nicm 55:
56: if (w->active->screen != &w->active->base)
57: name = NULL;
58: else
59: name = get_proc_name(w->active->fd, w->active->tty);
60: if (name == NULL)
61: wname = default_window_name(w);
62: else {
1.4 nicm 63: /*
64: * If tmux is using the default command, it will be a
65: * login shell and argv[0] may have a - prefix. Remove
66: * this if it is present. Ick.
67: */
68: if (w->active->cmd != NULL && *w->active->cmd == '\0' &&
69: name != NULL && name[0] == '-' && name[1] != '\0')
70: wname = parse_window_name(name + 1);
71: else
72: wname = parse_window_name(name);
1.1 nicm 73: xfree(name);
1.8 ! nicm 74: }
! 75:
! 76: if (w->active->fd == -1) {
! 77: xasprintf(&name, "%s[dead]", wname);
! 78: xfree(wname);
! 79: wname = name;
1.1 nicm 80: }
81:
82: if (strcmp(wname, w->name) == 0)
83: xfree(wname);
84: else {
85: xfree(w->name);
86: w->name = wname;
87: server_status_window(w);
88: }
89: }
90: }
91:
92: char *
93: default_window_name(struct window *w)
94: {
95: if (w->active->screen != &w->active->base)
96: return (xstrdup("[tmux]"));
1.4 nicm 97: if (w->active->cmd != NULL && *w->active->cmd != '\0')
98: return (parse_window_name(w->active->cmd));
1.6 nicm 99: return (parse_window_name(w->active->shell));
1.1 nicm 100: }
101:
102: char *
103: parse_window_name(const char *in)
104: {
105: char *copy, *name, *ptr;
106:
107: name = copy = xstrdup(in);
108: if (strncmp(name, "exec ", (sizeof "exec ") - 1) == 0)
109: name = name + (sizeof "exec ") - 1;
110:
111: while (*name == ' ')
112: name++;
113: if ((ptr = strchr(name, ' ')) != NULL)
114: *ptr = '\0';
115:
116: if (*name != '\0') {
117: ptr = name + strlen(name) - 1;
1.2 ray 118: while (ptr > name && !isalnum((u_char)*ptr))
1.1 nicm 119: *ptr-- = '\0';
120: }
121:
122: if (*name == '/')
123: name = basename(name);
124: name = xstrdup(name);
125: xfree(copy);
126: return (name);
127: }