mirror of
https://github.com/tmux/tmux.git
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122 lines
3.0 KiB
C
122 lines
3.0 KiB
C
/* $OpenBSD$ */
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/*
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* Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <ctype.h>
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#include <libgen.h>
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#include <string.h>
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#include <unistd.h>
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#include "tmux.h"
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char *parse_window_name(const char *);
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void
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set_window_names(void)
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{
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struct window *w;
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u_int i;
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char *name, *wname;
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struct timeval tv, tv2;
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if (gettimeofday(&tv, NULL) != 0)
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fatal("gettimeofday failed");
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for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
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w = ARRAY_ITEM(&windows, i);
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if (w == NULL || w->active == NULL)
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continue;
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if (timercmp(&tv, &w->name_timer, <))
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continue;
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memcpy(&w->name_timer, &tv, sizeof w->name_timer);
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tv2.tv_sec = 0;
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tv2.tv_usec = NAME_INTERVAL * 1000L;
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timeradd(&w->name_timer, &tv2, &w->name_timer);
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if (!options_get_number(&w->options, "automatic-rename"))
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continue;
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if (w->active->screen != &w->active->base)
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name = NULL;
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else
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name = get_proc_name(w->active->fd, w->active->tty);
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if (name == NULL)
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wname = default_window_name(w);
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else {
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/*
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* If tmux is using the default command, it will be a
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* login shell and argv[0] may have a - prefix. Remove
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* this if it is present. Ick.
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*/
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if (w->active->cmd != NULL && *w->active->cmd == '\0' &&
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name != NULL && name[0] == '-' && name[1] != '\0')
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wname = parse_window_name(name + 1);
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else
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wname = parse_window_name(name);
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xfree(name);
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}
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if (strcmp(wname, w->name) == 0)
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xfree(wname);
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else {
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xfree(w->name);
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w->name = wname;
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server_status_window(w);
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}
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}
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}
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char *
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default_window_name(struct window *w)
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{
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if (w->active->screen != &w->active->base)
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return (xstrdup("[tmux]"));
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if (w->active->cmd != NULL && *w->active->cmd != '\0')
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return (parse_window_name(w->active->cmd));
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return (parse_window_name(w->active->shell));
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}
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char *
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parse_window_name(const char *in)
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{
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char *copy, *name, *ptr;
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name = copy = xstrdup(in);
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if (strncmp(name, "exec ", (sizeof "exec ") - 1) == 0)
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name = name + (sizeof "exec ") - 1;
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while (*name == ' ')
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name++;
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if ((ptr = strchr(name, ' ')) != NULL)
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*ptr = '\0';
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if (*name != '\0') {
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ptr = name + strlen(name) - 1;
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while (ptr > name && !isalnum((u_char)*ptr))
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*ptr-- = '\0';
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}
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if (*name == '/')
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name = basename(name);
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name = xstrdup(name);
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xfree(copy);
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return (name);
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}
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