hush: fix handling of unmatched ${name (without closing '}') -

was eating all remaining input, potentially megabytes.
nofork: save/restore die_jmp too
nofork: use -2222 instead of -111 as "special" return valur for zero
(-111 is used by some applets. -2222 won't fit in exitcode and thus safer)

1 files changed, 1 insertions, 0 deletions

diff --git a/include/libbb.h b/include/libbb.h
index 32bb3113d..1859a3f09 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -512,6 +512,7 @@ int wait_nohang(int *wstat);
 /* wait4pid(spawn(argv)) + NOFORK/NOEXEC (if configured) */
 int spawn_and_wait(char **argv);
 struct nofork_save_area {
+        jmp_buf die_jmp;
         const struct bb_applet *current_applet;
         int xfunc_error_retval;
         uint32_t option_mask32;