hush: source builtin should override $N only if it has args

function                                             old     new   delta
builtin_source                                       174     184     +10

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

2 files changed, 12 insertions, 0 deletions

diff --git a/shell/hush_test/hush-misc/source2.right b/shell/hush_test/hush-misc/source2.right
new file mode 100644
index 000000000..0587bad67
--- /dev/null
+++ b/shell/hush_test/hush-misc/source2.right
@@ -0,0 +1,4 @@
+0:arg0 1:arg1 2:arg2
+Ok1:0
+0:arg0 1:q 2:w
+Ok2:0
diff --git a/shell/hush_test/hush-misc/source2.tests b/shell/hush_test/hush-misc/source2.tests
new file mode 100755
index 000000000..40b6b83cd
--- /dev/null
+++ b/shell/hush_test/hush-misc/source2.tests
@@ -0,0 +1,8 @@
+echo 'echo "0:$0 1:$1 2:$2"' >sourced1
+set -- 1 2 3
+"$THIS_SH" -c '. ./sourced1' arg0 arg1 arg2
+echo Ok1:$?
+"$THIS_SH" -c '. ./sourced1 q w e' arg0 arg1 arg2
+echo Ok2:$?
+
+rm sourced1