Fix issues found by ASAN and Coverity

* tests/test_driver.pl: Preserve the LSAN_OPTIONS variable.
* tests/scripts/targets/ONESHELL: Don't set a local variable.
* tests/scripts/functions/let: Test empty let variable.
* src/posixos.c (osync_parse_mutex): Free existing osync_tmpfile.
* src/misc.c (get_tmpfd): Set umask() before invoking mkstemp().
* src/ar.c (ar_parse_name): Check invalid name (shouldn't happen).
* src/function.c (define_new_function): Free previous function entry
when replacing it with a new one.
* src/job.c (child_execute_job): Initialize pid for safety.
(construct_command_argv_internal): In oneshell mode ensure that the
returned argv has the right format (0th element is a pointer to the
entire buffer).

1 files changed, 1 insertions, 1 deletions

diff --git a/src/dir.c b/src/dir.c
index 3577a12d..b47e94fe 100644
--- a/src/dir.c
+++ b/src/dir.c
@@ -601,7 +601,7 @@ find_directory (const char *name)
   /* Point the name-hashed entry for DIR at its contents data.  */
   dir->contents = dc;
 
-  /* If the contents have changed, we need to reseet.  */
+  /* If the contents have changed, we need to reseed.  */
   if (dc->counter != command_count)
     {
       if (dc->counter)