Add subdirectories

darcs-hash:20050920133155-ac50b-9a14c6c664dd03afbe8e15e7c7998fcfb5c3c750.gz

tests/test4.in

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+#Test scoping rules for functions
+
+set -e smurf
+
+function setter 
+set smurf green
+end
+
+function unsetter 
+set -e smurf
+end
+
+function call1 
+set smurf blue; setter; if test $smurf = blue; echo Test 1 pass; else; echo Test 1 fail; end
+end
+
+function call2 
+set smurf blue; unsetter; if test $smurf = blue; echo Test 2 pass; else; echo Test 2 fail; end
+end
+
+call1
+call2
+
+function call3 
+setter; if test $smurf = green; echo Test 3 pass; else; echo Test 3 fail; end
+end
+
+function call4 
+unsetter; if test !$smurf; echo Test 4 pass; else; echo Test 4 fail; end
+end
+
+set -g smurf yellow
+call3
+call4
+