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Initialize cwd fd to -1 so that we don't close fd 0 if the client is

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destroyed before it is changed. Also allow ttyname() to fail. Fixes
problems when running out of file descriptors reported by Bruno Sutic.
This commit is contained in:
nicm
2015-07-13 15:49:31 +00:00
parent 81069f66f9
commit c7374c31c4
3 changed files with 11 additions and 5 deletions
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9
tty.c
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@ -59,11 +59,14 @@ void tty_default_colours(struct grid_cell *, const struct window_pane *);
#define tty_pane_full_width(tty, ctx) \
((ctx)->xoff == 0 && screen_size_x((ctx)->wp->screen) >= (tty)->sx)
void
int
tty_init(struct tty *tty, struct client *c, int fd, char *term)
{
char *path;
if (!isatty(fd))
return (-1);
memset(tty, 0, sizeof *tty);
tty->log_fd = -1;
@ -75,13 +78,15 @@ tty_init(struct tty *tty, struct client *c, int fd, char *term)
tty->client = c;
if ((path = ttyname(fd)) == NULL)
fatalx("ttyname failed");
return (-1);
tty->path = xstrdup(path);
tty->cstyle = 0;
tty->ccolour = xstrdup("");
tty->flags = 0;
tty->term_flags = 0;
return (0);
}
int