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				https://github.com/tmux/tmux.git
				synced 2025-11-03 16:46:18 +00:00 
			
		
		
		
	The output log is only useful once and it means creating a file, so open
it once at startup instead of in every call to tty_open.
This commit is contained in:
		
							
								
								
									
										43
									
								
								tty.c
									
									
									
									
									
								
							
							
						
						
									
										43
									
								
								tty.c
									
									
									
									
									
								
							@@ -31,6 +31,8 @@
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#include "tmux.h"
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static int tty_log_fd = -1;
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void	tty_read_callback(struct bufferevent *, void *);
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void	tty_error_callback(struct bufferevent *, short, void *);
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@@ -59,6 +61,18 @@ void	tty_default_colours(struct grid_cell *, const struct window_pane *);
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#define tty_pane_full_width(tty, ctx) \
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	((ctx)->xoff == 0 && screen_size_x((ctx)->wp->screen) >= (tty)->sx)
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void
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tty_create_log(void)
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{
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	char	name[64];
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	xsnprintf(name, sizeof name, "tmux-out-%ld.log", (long)getpid());
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	tty_log_fd = open(name, O_WRONLY|O_CREAT|O_TRUNC, 0644);
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	if (tty_log_fd != -1 && fcntl(tty_log_fd, F_SETFD, FD_CLOEXEC) == -1)
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		fatal("fcntl failed");
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}
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int
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tty_init(struct tty *tty, struct client *c, int fd, char *term)
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{
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@@ -68,7 +82,6 @@ tty_init(struct tty *tty, struct client *c, int fd, char *term)
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		return (-1);
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	memset(tty, 0, sizeof *tty);
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	tty->log_fd = -1;
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	if (term == NULL || *term == '\0')
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		tty->termname = xstrdup("unknown");
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@@ -139,17 +152,6 @@ tty_set_size(struct tty *tty, u_int sx, u_int sy) {
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int
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tty_open(struct tty *tty, char **cause)
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{
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	char	out[64];
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	int	fd;
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	if (debug_level > 3) {
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		xsnprintf(out, sizeof out, "tmux-out-%ld.log", (long) getpid());
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		fd = open(out, O_WRONLY|O_CREAT|O_TRUNC, 0644);
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		if (fd != -1 && fcntl(fd, F_SETFD, FD_CLOEXEC) == -1)
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			fatal("fcntl failed");
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		tty->log_fd = fd;
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	}
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	tty->term = tty_term_find(tty->termname, tty->fd, cause);
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	if (tty->term == NULL) {
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		tty_close(tty);
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@@ -308,11 +310,6 @@ tty_stop_tty(struct tty *tty)
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void
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tty_close(struct tty *tty)
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{
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	if (tty->log_fd != -1) {
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		close(tty->log_fd);
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		tty->log_fd = -1;
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	}
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	if (event_initialized(&tty->key_timer))
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		evtimer_del(&tty->key_timer);
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	tty_stop_tty(tty);
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@@ -406,8 +403,8 @@ tty_puts(struct tty *tty, const char *s)
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		return;
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	bufferevent_write(tty->event, s, strlen(s));
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	if (tty->log_fd != -1)
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		write(tty->log_fd, s, strlen(s));
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	if (tty_log_fd != -1)
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		write(tty_log_fd, s, strlen(s));
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}
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void
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@@ -438,16 +435,16 @@ tty_putc(struct tty *tty, u_char ch)
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			tty->cx++;
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	}
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	if (tty->log_fd != -1)
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		write(tty->log_fd, &ch, 1);
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	if (tty_log_fd != -1)
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		write(tty_log_fd, &ch, 1);
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}
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void
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tty_putn(struct tty *tty, const void *buf, size_t len, u_int width)
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{
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	bufferevent_write(tty->event, buf, len);
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	if (tty->log_fd != -1)
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		write(tty->log_fd, buf, len);
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	if (tty_log_fd != -1)
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		write(tty_log_fd, buf, len);
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	tty->cx += width;
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}
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