fix -n output in showcmd output

share/eterbuild/functions/common

@@ -515,6 +515,8 @@ showcmd()
 	SETCOLOR_SUCCESS
 	echo -n " \$"
 	for i in "$@" ; do
+		# hack against echo -n -n
+		[ "$i" = "-n" ] && echo -n " -n" && continue
 		# print with qoutes if args have spaces
 		echo -n " "
 		echo -n "$i" | sed -e "s|\(.* .*\)|'\1'|g"

tests/test_docmd.sh

@@ -8,6 +8,12 @@ check()
 	[ "$2" != "$3" ] && echo "FATAL with '$1': result '$2' do not match with '$3'" || echo "OK for '$1' with '$2'"
 }
 
+check_docmd()
+{
+	check "$1" " \$ $1" "$(docmd $1 | head -n1)"
+}
+
+
 func()
 {
 docmd ls $@
@@ -15,5 +21,10 @@ docmd ls "$@"
 ls "$@"
 }
 
-func 1 "1 2"
-func 1 2 3
+#func 1 "1 2"
+#func 1 2 3
+
+TERMOUTPUT=
+
+check_docmd "true false"
+check_docmd "true -n"