hush: fix handling of empty arguments
function old new delta
builtin_exec 25 83 +58
parse_stream 2242 2261 +19
run_pipe 1782 1787 +5
static.pseudo_null_str - 3 +3
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 3/0 up/down: 85/0) Total: 85 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/shell/hush_test/hush-psubst/emptytick.right b/shell/hush_test/hush-psubst/emptytick.right
index d4b70c5..1f60ecf 100644
--- a/shell/hush_test/hush-psubst/emptytick.right
+++ b/shell/hush_test/hush-psubst/emptytick.right
@@ -1,14 +1,17 @@
0
0
+hush: can't execute '': No such file or directory
+0
+hush: can't execute '': No such file or directory
0
0
0
0
0
+hush: can't execute '': No such file or directory
+0
+hush: can't execute '': No such file or directory
0
0
0
-0
-0
-0
-0
+hush: can't execute '': No such file or directory