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I've just discovered that using the saved sessions menu from Unix
[u/mdw/putty]
/
unix
/
uxpty.c
diff --git
a/unix/uxpty.c
b/unix/uxpty.c
index
50e5371
..
e47f798
100644
(file)
--- a/
unix/uxpty.c
+++ b/
unix/uxpty.c
@@
-275,8
+275,10
@@
static void fatal_sig_handler(int signum)
static int pty_open_slave(Pty pty)
{
static int pty_open_slave(Pty pty)
{
- if (pty->slave_fd < 0)
+ if (pty->slave_fd < 0)
{
pty->slave_fd = open(pty->name, O_RDWR);
pty->slave_fd = open(pty->name, O_RDWR);
+ fcntl(pty->slave_fd, F_SETFD, FD_CLOEXEC);
+ }
return pty->slave_fd;
}
return pty->slave_fd;
}
@@
-307,6
+309,8
@@
static void pty_open_master(Pty pty)
strcpy(pty->name, master_name);
pty->name[5] = 't'; /* /dev/ptyXX -> /dev/ttyXX */
strcpy(pty->name, master_name);
pty->name[5] = 't'; /* /dev/ptyXX -> /dev/ttyXX */
+ fcntl(pty->master_fd, F_SETFD, FD_CLOEXEC);
+
if (pty_open_slave(pty) >= 0 &&
access(pty->name, R_OK | W_OK) == 0)
goto got_one;
if (pty_open_slave(pty) >= 0 &&
access(pty->name, R_OK | W_OK) == 0)
goto got_one;
@@
-346,6
+350,8
@@
static void pty_open_master(Pty pty)
exit(1);
}
exit(1);
}
+ fcntl(pty->master_fd, F_SETFD, FD_CLOEXEC);
+
pty->name[FILENAME_MAX-1] = '\0';
strncpy(pty->name, ptsname(pty->master_fd), FILENAME_MAX-1);
#endif
pty->name[FILENAME_MAX-1] = '\0';
strncpy(pty->name, ptsname(pty->master_fd), FILENAME_MAX-1);
#endif