diff options
Diffstat (limited to 'console-tools/setlogcons.c')
| -rw-r--r-- | console-tools/setlogcons.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/console-tools/setlogcons.c b/console-tools/setlogcons.c index 6778a4d2b..0fad6600a 100644 --- a/console-tools/setlogcons.c +++ b/console-tools/setlogcons.c @@ -41,6 +41,7 @@ int setlogcons_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int setlogcons_main(int argc UNUSED_PARAM, char **argv) { + char *devname; struct { char fn; char subarg; @@ -52,7 +53,14 @@ int setlogcons_main(int argc UNUSED_PARAM, char **argv) if (argv[1]) arg.subarg = xatou_range(argv[1], 0, 63); - xioctl(xopen(VC_1, O_RDONLY), TIOCLINUX, &arg); + /* Can just call it on "/dev/tty1" always, but... + * in my testing, inactive (never opened) VTs are not + * redirected to, despite ioctl not failing. + * + * By using "/dev/ttyN", ensure it is activated. + */ + devname = xasprintf("/dev/tty%u", arg.subarg); + xioctl(xopen(devname, O_RDONLY), TIOCLINUX, &arg); return EXIT_SUCCESS; } |