diff options
Diffstat (limited to 'libexec/atrun/atrun.c')
-rw-r--r-- | libexec/atrun/atrun.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libexec/atrun/atrun.c b/libexec/atrun/atrun.c index 8b0315e..745d11e 100644 --- a/libexec/atrun/atrun.c +++ b/libexec/atrun/atrun.c @@ -31,6 +31,7 @@ static const char rcsid[] = /* System Headers */ #include <sys/fcntl.h> +#include <sys/file.h> #include <sys/types.h> #include <sys/stat.h> #ifdef __FreeBSD__ @@ -521,6 +522,9 @@ main(int argc, char *argv[]) if ((spool = opendir(".")) == NULL) perr("cannot read %s", ATJOB_DIR); + if (flock(dirfd(spool), LOCK_EX) == -1) + perr("cannot lock %s", ATJOB_DIR); + now = time(NULL); run_batch = 0; batch_uid = (uid_t) -1; |