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-rw-r--r--shell/ash_test/ash-vars/param_expand_default.right2
-rwxr-xr-xshell/ash_test/ash-vars/param_expand_default.tests5
-rw-r--r--shell/hush.c6
-rw-r--r--shell/hush_test/hush-vars/param_expand_default.right2
-rwxr-xr-xshell/hush_test/hush-vars/param_expand_default.tests5
5 files changed, 20 insertions, 0 deletions
diff --git a/shell/ash_test/ash-vars/param_expand_default.right b/shell/ash_test/ash-vars/param_expand_default.right
index 3eecd1375..7a42f67e8 100644
--- a/shell/ash_test/ash-vars/param_expand_default.right
+++ b/shell/ash_test/ash-vars/param_expand_default.right
@@ -5,3 +5,5 @@ _aaaa _aaaa _aaaa _aaaa _aaaa
_ _ _ _word _word
_ _ _ _ _word
_fff _fff _fff _fff _fff
+1:1
+0:0
diff --git a/shell/ash_test/ash-vars/param_expand_default.tests b/shell/ash_test/ash-vars/param_expand_default.tests
index 5e42d30e3..b5edfe1c5 100755
--- a/shell/ash_test/ash-vars/param_expand_default.tests
+++ b/shell/ash_test/ash-vars/param_expand_default.tests
@@ -21,3 +21,8 @@ echo _$f _${f-} _${f:-} _${f-word} _${f:-word}
f=fff
echo _$f _${f-} _${f:-} _${f-word} _${f:-word}
+
+set --
+set -- "${1-}"; echo 1:$#
+set --
+set -- ${1-}; echo 0:$#
diff --git a/shell/hush.c b/shell/hush.c
index b612c80da..a103e8169 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -6132,6 +6132,12 @@ static int encode_then_append_var_plusminus(o_string *output, int n,
/* string has no special chars
* && string has no $IFS chars
*/
+ if (dquoted) {
+ /* Prints 1 (quoted expansion is a "" word, not nothing):
+ * set -- "${notexist-}"; echo $#
+ */
+ output->has_quoted_part = 1;
+ }
return expand_vars_to_list(output, n, str);
}
diff --git a/shell/hush_test/hush-vars/param_expand_default.right b/shell/hush_test/hush-vars/param_expand_default.right
index acc717205..dbade3003 100644
--- a/shell/hush_test/hush-vars/param_expand_default.right
+++ b/shell/hush_test/hush-vars/param_expand_default.right
@@ -6,3 +6,5 @@ _aaaa _aaaa _aaaa _aaaa _aaaa
_ _ _ _word _word
_ _ _ _ _word
_fff _fff _fff _fff _fff
+1:1
+0:0
diff --git a/shell/hush_test/hush-vars/param_expand_default.tests b/shell/hush_test/hush-vars/param_expand_default.tests
index 16e5f8efe..754827ab3 100755
--- a/shell/hush_test/hush-vars/param_expand_default.tests
+++ b/shell/hush_test/hush-vars/param_expand_default.tests
@@ -22,3 +22,8 @@ echo _$f _${f-} _${f:-} _${f-word} _${f:-word}
f=fff
echo _$f _${f-} _${f:-} _${f-word} _${f:-word}
+
+set --
+set -- "${1-}"; echo 1:$#
+set --
+set -- ${1-}; echo 0:$#