diff options
Diffstat (limited to 'sbin/reboot/reboot.c')
| -rw-r--r-- | sbin/reboot/reboot.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sbin/reboot/reboot.c b/sbin/reboot/reboot.c index 9825d4f96319..f6065e80fb66 100644 --- a/sbin/reboot/reboot.c +++ b/sbin/reboot/reboot.c @@ -40,6 +40,7 @@ #include <err.h> #include <errno.h> #include <fcntl.h> +#include <paths.h> #include <pwd.h> #include <signal.h> #include <spawn.h> @@ -222,6 +223,7 @@ main(int argc, char *argv[]) { struct utmpx utx; const struct passwd *pw; + struct stat st; int ch, howto = 0, i, sverrno; bool Dflag, fflag, lflag, Nflag, nflag, qflag; uint64_t pageins; @@ -294,6 +296,11 @@ main(int argc, char *argv[]) if (argc != 0) usage(); + if (!donextboot && !fflag && stat(_PATH_NOSHUTDOWN, &st) == 0) { + errx(1, "Reboot cannot be done, " _PATH_NOSHUTDOWN + " is present"); + } + if (Dflag && ((howto & ~RB_HALT) != 0 || kernel != NULL)) errx(1, "cannot delete existing nextboot config and do anything else"); if ((howto & (RB_DUMP | RB_HALT)) == (RB_DUMP | RB_HALT)) |