moved clj files into src/clj/

8 files changed, 4530 insertions, 0 deletions

diff --git a/src/clj/clojure/boot.clj b/src/clj/clojure/boot.clj
new file mode 100644
index 00000000..6dcbc1e3
--- /dev/null
+++ b/src/clj/clojure/boot.clj
@@ -0,0 +1,2863 @@
+;   Copyright (c) Rich Hickey. All rights reserved.
+;   The use and distribution terms for this software are covered by the
+;   Common Public License 1.0 (http://opensource.org/licenses/cpl.php)
+;   which can be found in the file CPL.TXT at the root of this distribution.
+;   By using this software in any fashion, you are agreeing to be bound by
+;   the terms of this license.
+;   You must not remove this notice, or any other, from this software.
+
+(in-ns 'clojure)
+
+(def
+ #^{:arglists '([& items])
+    :doc "Creates a new list containing the items."}
+  list (. clojure.lang.PersistentList creator))
+
+(def
+ #^{:arglists '([x seq])
+    :doc "Returns a new seq where x is the first element and seq is
+    the rest."}
+
+ cons (fn* cons [x seq] (. clojure.lang.RT (cons x seq))))
+
+;during bootstrap we don't have destructuring let, loop or fn, will redefine later
+(def
+ #^{:macro true}
+  let (fn* let [& decl] (cons 'let* decl)))
+
+(def
+ #^{:macro true}
+ loop (fn* loop [& decl] (cons 'loop* decl)))
+
+(def
+ #^{:macro true}
+ fn (fn* fn [& decl] (cons 'fn* decl)))
+
+(def
+ #^{:arglists '([coll])
+    :doc "Returns the first item in the collection. Calls seq on its
+    argument. If coll is nil, returns nil."}
+ first (fn first [coll] (. clojure.lang.RT (first coll))))
+
+(def
+ #^{:arglists '([coll])
+    :doc "Returns a seq of the items after the first. Calls seq on its
+  argument.  If there are no more items, returns nil."}  
+ rest (fn rest [x] (. clojure.lang.RT (rest x))))
+
+(def
+ #^{:arglists '([coll x] [coll x & xs])
+    :doc "conj[oin]. Returns a new collection with the xs
+    'added'. (conj nil item) returns (item).  The 'addition' may
+    happen at different 'places' depending on the concrete type."}
+ conj (fn conj 
+        ([coll x] (. clojure.lang.RT (conj coll x)))
+        ([coll x & xs]
+         (if xs
+           (recur (conj coll x) (first xs) (rest xs))
+           (conj coll x)))))
+
+(def
+ #^{:doc "Same as (first (rest x))"
+    :arglists '([x])}
+ second (fn second [x] (first (rest x))))
+
+(def
+ #^{:doc "Same as (first (first x))"
+    :arglists '([x])}
+ ffirst (fn ffirst [x] (first (first x))))
+
+(def
+ #^{:doc "Same as (rest (first x))"
+    :arglists '([x])}
+ rfirst (fn rfirst [x] (rest (first x))))
+
+(def
+ #^{:doc "Same as (first (rest x))"
+    :arglists '([x])}
+ frest (fn frest [x] (first (rest x))))
+
+(def
+ #^{:doc "Same as (rest (rest x))"
+    :arglists '([x])}
+ rrest (fn rrest [x] (rest (rest x))))
+
+(def
+ #^{:arglists '([coll])
+    :doc "Sequence. Returns a new ISeq on the collection. If the
+    collection is empty, returns nil.  (seq nil) returns nil. seq also
+    works on Strings, native Java arrays (of reference types) and any
+    objects that implement Iterable."
+    :tag clojure.lang.ISeq}
+ seq (fn seq [coll] (. clojure.lang.RT (seq coll))))
+
+(def
+ #^{:arglists '([#^Class c x])
+    :doc "Evaluates x and tests if it is an instance of the class
+    c. Returns true or false"}
+ instance? (fn instance? [#^Class c x] (. c (isInstance x))))
+
+(def
+ #^{:arglists '([x])
+    :doc "Return true if x implements ISeq"}
+ seq? (fn seq? [x] (instance? clojure.lang.ISeq x)))
+
+(def
+ #^{:arglists '([x])
+    :doc "Return true if x is a String"}
+ string? (fn string? [x] (instance? String x)))
+
+(def
+ #^{:arglists '([x])
+    :doc "Return true if x implements IPersistentMap"}
+ map? (fn map? [x] (instance? clojure.lang.IPersistentMap x)))
+
+(def
+ #^{:arglists '([x])
+    :doc "Return true if x implements IPersistentVector "}
+ vector? (fn vector? [x] (instance? clojure.lang.IPersistentVector x)))
+
+(def
+ #^{:private true}
+ sigs
+ (fn [fdecl]
+   (if (seq? (first fdecl))
+     (loop [ret [] fdecl fdecl]
+       (if fdecl
+         (recur (conj ret (first (first fdecl))) (rest fdecl))
+         (seq ret)))
+     (list (first fdecl)))))
+
+(def
+ #^{:arglists '([map key val] [map key val & kvs])
+    :doc "assoc[iate]. When applied to a map, returns a new map of the
+    same (hashed/sorted) type, that contains the mapping of key(s) to
+    val(s). When applied to a vector, returns a new vector that
+    contains val at index. Note - index must be <= (count vector)."}
+ assoc
+ (fn assoc
+   ([map key val] (. clojure.lang.RT (assoc map key val)))
+   ([map key val & kvs]
+    (let [ret (assoc map key val)]
+      (if kvs
+        (recur ret (first kvs) (second kvs) (rrest kvs))
+        ret)))))
+
+;;;;;;;;;;;;;;;;; metadata ;;;;;;;;;;;;;;;;;;;;;;;;;;;
+(def
+ #^{:arglists '([obj])
+    :doc "Returns the metadata of obj, returns nil if there is no metadata."}
+ meta (fn meta [x]
+        (if (instance? clojure.lang.IObj x)
+          (. #^clojure.lang.IObj x (meta)))))
+
+(def
+ #^{:arglists '([#^clojure.lang.IObj obj m])
+    :doc "Returns an object of the same type and value as obj, with
+    map m as its metadata."}
+ with-meta (fn with-meta [#^clojure.lang.IObj x m]
+             (. x (withMeta m))))
+
+(def 
+ #^{:arglists '([coll])
+    :doc "Return the last item in coll, in linear time"}
+ last (fn last [s]
+        (if (rest s)
+          (recur (rest s))
+          (first s))))
+
+(def 
+ #^{:arglists '([coll])
+    :doc "Return a sequence of all but the last item in coll, in linear time"}
+ butlast (fn butlast [s]
+           (loop [ret [] s s]
+             (if (rest s)
+               (recur (conj ret (first s)) (rest s))
+               (seq ret)))))
+
+(def 
+
+ #^{:doc "Same as (def name (fn [params* ] exprs*)) or (def
+    name (fn ([params* ] exprs*)+)) with any doc-string or attrs added
+    to the var metadata"
+    :arglists '([name doc-string? attr-map? [params*] body]
+                [name doc-string? attr-map? ([params*] body)+ attr-map?])}
+ defn (fn defn [name & fdecl]
+        (let [m (if (string? (first fdecl))
+                  {:doc (first fdecl)}
+                  {})
+              fdecl (if (string? (first fdecl))
+                      (rest fdecl)
+                      fdecl)
+              m (if (map? (first fdecl))
+                  (conj m (first fdecl))
+                  m)
+              fdecl (if (map? (first fdecl))
+                      (rest fdecl)
+                      fdecl)
+              fdecl (if (vector? (first fdecl))
+                      (list fdecl)
+                      fdecl)
+              m (if (map? (last fdecl))
+                  (conj m (last fdecl))
+                  m)
+              fdecl (if (map? (last fdecl))
+                      (butlast fdecl)
+                      fdecl)
+              m (conj {:arglists (list 'quote (sigs fdecl))} m)]
+          (list 'def (with-meta name (conj (if (meta name) (meta name) {}) m))
+                (cons `fn fdecl)))))
+
+(. (var defn) (setMacro))
+
+(defn cast
+  "Throws a ClassCastException if x is not a c, else returns x."
+  [#^Class c x] 
+  (. c (cast x)))
+
+(defn to-array
+  "Returns an array of Objects containing the contents of coll, which
+  can be any Collection.  Maps to java.util.Collection.toArray()."
+  [coll] (. clojure.lang.RT (toArray coll)))
+ 
+(defn vector
+  "Creates a new vector containing the args."
+  ([] [])
+  ([& args]
+   (. clojure.lang.LazilyPersistentVector (create args))))
+
+(defn vec
+  "Creates a new vector containing the contents of coll."
+  ([coll]
+   (. clojure.lang.LazilyPersistentVector (createOwning (to-array coll)))))
+
+(defn hash-map
+  "keyval => key val
+  Returns a new hash map with supplied mappings."
+  ([] {})
+  ([& keyvals]
+   (. clojure.lang.PersistentHashMap (create keyvals))))
+
+(defn hash-set
+  "Returns a new hash set with supplied keys."
+  ([] #{})
+  ([& keys]
+   (. clojure.lang.PersistentHashSet (create keys))))
+
+(defn sorted-map
+  "keyval => key val
+  Returns a new sorted map with supplied mappings."
+  ([& keyvals]
+   (. clojure.lang.PersistentTreeMap (create keyvals))))
+
+(defn sorted-set
+  "Returns a new sorted set with supplied keys."
+  ([& keys]
+   (. clojure.lang.PersistentTreeSet (create keys))))
+
+(defn sorted-map-by
+  "keyval => key val
+  Returns a new sorted map with supplied mappings, using the supplied comparator."
+  ([comparator & keyvals]
+   (. clojure.lang.PersistentTreeMap (create comparator keyvals))))
+ 
+;;;;;;;;;;;;;;;;;;;;
+(def
+
+ #^{:doc "Like defn, but the resulting function name is declared as a
+  macro and will be used as a macro by the compiler when it is
+  called."
+    :arglists '([name doc-string? attr-map? [params*] body]
+                [name doc-string? attr-map? ([params*] body)+ attr-map?])}
+ defmacro (fn [name & args]
+            (list 'do
+                  (cons `defn (cons name args))
+                  (list '. (list 'var name) '(setMacro)))))
+
+(. (var defmacro) (setMacro))
+
+(defmacro when
+  "Evaluates test. If logical true, evaluates body in an implicit do."
+  [test & body]
+  (list 'if test (cons 'do body)))
+
+(defmacro when-not
+  "Evaluates test. If logical false, evaluates body in an implicit do."
+  [test & body]
+    (list 'if test nil (cons 'do body)))
+
+(defn nil?
+  "Returns true if x is nil, false otherwise."
+  {:tag Boolean}
+  [x] (identical? x nil))
+
+(defn false?
+  "Returns true if x is the value false, false otherwise."
+  {:tag Boolean}
+  [x] (identical? x false))
+
+(defn true?
+  "Returns true if x is the value true, false otherwise."
+  {:tag Boolean}
+  [x] (identical? x true))
+
+(defn not
+  "Returns true if x is logical false, false otherwise."
+  {:tag Boolean}
+  [x] (if x false true))
+
+(defn str
+  "With no args, returns the empty string. With one arg x, returns
+  x.toString().  (str nil) returns the empty string. With more than
+  one arg, returns the concatenation of the str values of the args."
+  {:tag String}
+  ([] "")
+  ([#^Object x]
+   (if (nil? x) "" (. x (toString))))
+  ([x & ys]
+   (loop [sb (new StringBuilder #^String (str x)) more ys]
+     (if more
+       (recur (. sb  (append (str (first more)))) (rest more))
+       (str sb)))))
+
+(defn symbol
+  "Returns a Symbol with the given namespace and name."
+  ([name] (. clojure.lang.Symbol (intern name)))
+  ([ns name] (. clojure.lang.Symbol (intern ns name))))
+
+(defn keyword
+  "Returns a Keyword with the given namespace and name.  Do not use :
+  in the keyword strings, it will be added automatically."
+  ([name] (. clojure.lang.Keyword (intern nil name)))
+  ([ns name] (. clojure.lang.Keyword (intern ns name))))
+
+(defn gensym
+  "Returns a new symbol with a unique name. If a prefix string is
+  supplied, the name is prefix# where # is some unique number. If
+  prefix is not supplied, the prefix is 'G'."
+  ([] (gensym "G__"))
+  ([prefix-string] (. clojure.lang.Symbol (intern (str prefix-string (str (. clojure.lang.RT (nextID))))))))
+
+(defmacro cond
+  "Takes a set of test/expr pairs. It evaluates each test one at a
+  time.  If a test returns logical true, cond evaluates and returns
+  the value of the corresponding expr and doesn't evaluate any of the
+  other tests or exprs. (cond) returns nil."
+  [& clauses]
+    (when clauses
+      (list 'if (first clauses)
+            (second clauses)
+            (cons 'cond (rest (rest clauses))))))
+
+(defn spread
+  {:private true}
+  [arglist]
+  (cond
+   (nil? arglist) nil
+   (nil? (rest arglist)) (seq (first arglist))
+   :else (cons (first arglist) (spread (rest arglist)))))
+
+(defn apply
+  "Applies fn f to the argument list formed by prepending args to argseq."
+  {:arglists '([f args* argseq])}
+  [#^clojure.lang.IFn f & args]
+    (. f (applyTo (spread args))))
+
+(defn list*
+  "Creates a new list containing the item prepended to more."
+  [item & more]
+    (spread (cons item more)))
+
+(defmacro delay
+  "Takes a body of expressions and yields a function than will invoke
+  the body only the first time it is called, and will cache the result
+  and return it on all calls"
+  [& body] 
+    (list 'new 'clojure.lang.Delay (list* `fn [] body)))
+
+(defn fnseq
+  "Returns a seq object whose first is first and whose rest is the
+  value produced by calling restfn with no arguments. restfn will be
+  called at most once per step in the sequence, e.g. calling rest
+  repeatedly on the head of the seq calls restfn once - the value it
+  yields is cached."
+  [first restfn]
+    (new clojure.lang.FnSeq first restfn))
+
+(defmacro lazy-cons
+  "Expands to code which produces a seq object whose first is
+  first-expr and whose rest is rest-expr, neither of which is
+  evaluated until first/rest is called. Each expr will be evaluated at most
+  once per step in the sequence, e.g. calling first/rest repeatedly on the
+  same node of the seq evaluates first/rest-expr once - the values they yield are
+  cached."
+ [first-expr & rest-expr]
+  (list 'new 'clojure.lang.LazySeq (list `fn [] first-expr) (list* `fn [] rest-expr)))
+  
+(defn concat
+  "Returns a lazy seq representing the concatenation of	the elements in x + xs."
+  ([] nil)
+  ([x & xs]
+   (cond
+    (nil? xs) (seq x)
+    (nil? (seq x)) (recur (first xs) (rest xs))
+    :else (lazy-cons (first x) (apply concat (rest x) xs)))))
+
+;;;;;;;;;;;;;;;;at this point all the support for syntax-quote exists;;;;;;;;;;;;;;;;;;;;;;
+(defn =
+  "Equality. Returns true if obj1 equals obj2, false if not. Same as
+  Java obj1.equals(obj2) except it also works for nil, and compares
+  numbers in a type-independent manner.  Clojure's immutable data
+  structures define equals() (and thus =) as a value, not an identity,
+  comparison."
+  {:tag Boolean
+   :inline (fn [x y] `(. clojure.lang.Util equal ~x ~y))} 
+  [x y] (. clojure.lang.Util (equal x y)))
+
+(defn not=
+  "Same as (not (= obj1 obj2))"
+  {:tag Boolean}
+  [x y] (not (= x y)))
+
+(defn compare
+  "Comparator. Returns 0 if x equals y, -1 if x is logically 'less
+  than' y, else 1. Same as Java x.compareTo(y) except it also works
+  for nil, and compares numbers in a type-independent manner. x must
+  implement Comparable"
+  {:tag Integer
+   :inline (fn [x y] `(. clojure.lang.Util compare ~x ~y))} 
+  [x y] (. clojure.lang.Util (compare x y)))
+
+(defmacro and
+  "Evaluates exprs one at a time, from left to right. If a form
+  returns logical false (nil or false), and returns that value and
+  doesn't evaluate any of the other expressions, otherwise it returns
+  the value of the last expr. (and) returns true."
+  ([] true)
+  ([x] x)
+  ([x & rest]
+   `(let [and# ~x]
+      (if and# (and ~@rest) and#))))
+
+(defmacro or
+  "Evaluates exprs one at a time, from left to right. If a form
+  returns a logical true value, or returns that value and doesn't
+  evaluate any of the other expressions, otherwise it returns the
+  value of the last expression. (or) returns nil."
+  ([] nil)
+  ([x] x)
+  ([x & rest]
+      `(let [or# ~x]
+         (if or# or# (or ~@rest)))))
+
+;;;;;;;;;;;;;;;;;;; sequence fns  ;;;;;;;;;;;;;;;;;;;;;;;
+(defn reduce
+  "f should be a function of 2 arguments. If val is not supplied,
+  returns the result of applying f to the first 2 items in coll, then
+  applying f to that result and the 3rd item, etc. If coll contains no
+  items, f must accept no arguments as well, and reduce returns the
+  result of calling f with no arguments.  If coll has only 1 item, it
+  is returned and f is not called.  If val is supplied, returns the
+  result of applying f to val and the first item in coll, then
+  applying f to that result and the 2nd item, etc. If coll contains no
+  items, returns val and f is not called."
+  ([f coll]
+   (let [s (seq coll)]
+     (if s
+       (if (instance? clojure.lang.IReduce s)
+         (. #^clojure.lang.IReduce s (reduce f))
+         (reduce f (first s) (rest s)))
+       (f))))
+  ([f val coll]
+     (let [s (seq coll)]
+       (if (instance? clojure.lang.IReduce s)
+         (. #^clojure.lang.IReduce s (reduce f val))
+         ((fn [f val s]
+            (if s
+              (recur f (f val (first s)) (rest s))
+              val)) f val s)))))
+
+(defn reverse
+  "Returns a seq of the items in coll in reverse order. Not lazy."
+  [coll]
+    (reduce conj nil coll))
+  
+;;math stuff
+(defn +
+  "Returns the sum of nums. (+) returns 0."
+  {:inline (fn [x y] `(. clojure.lang.Numbers (add ~x ~y)))
+   :inline-arities #{2}}
+  ([] 0)
+  ([x] (cast Number x))
+  ([x y] (. clojure.lang.Numbers (add x y)))
+  ([x y & more]
+   (reduce + (+ x y) more)))
+
+(defn *
+  "Returns the product of nums. (*) returns 1."
+  {:inline (fn [x y] `(. clojure.lang.Numbers (multiply ~x ~y)))
+   :inline-arities #{2}}
+  ([] 1)
+  ([x] (cast Number x))
+  ([x y] (. clojure.lang.Numbers (multiply x y)))
+  ([x y & more]
+   (reduce * (* x y) more)))
+
+(defn /
+  "If no denominators are supplied, returns 1/numerator,
+  else returns numerator divided by all of the denominators."
+  {:inline (fn [x y] `(. clojure.lang.Numbers (divide ~x ~y)))
+   :inline-arities #{2}}
+  ([x] (/ 1 x))
+  ([x y] (. clojure.lang.Numbers (divide x y)))
+  ([x y & more]
+   (reduce / (/ x y) more)))
+
+(defn -
+  "If no ys are supplied, returns the negation of x, else subtracts
+  the ys from x and returns the result."
+  {:inline (fn [& args] `(. clojure.lang.Numbers (minus ~@args)))
+   :inline-arities #{1 2}}
+  ([x] (. clojure.lang.Numbers (minus x)))
+  ([x y] (. clojure.lang.Numbers (minus x y)))
+  ([x y & more]
+   (reduce - (- x y) more)))
+
+(defn <
+  "Returns non-nil if nums are in monotonically increasing order,
+  otherwise false."
+  {:inline (fn [x y] `(. clojure.lang.Numbers (lt ~x ~y)))
+   :inline-arities #{2}}
+  ([x] true)
+  ([x y] (. clojure.lang.Numbers (lt x y)))
+  ([x y & more]
+   (if (< x y)
+     (if (rest more)
+       (recur y (first more) (rest more))
+       (< y (first more)))
+     false)))
+
+(defn <=
+  "Returns non-nil if nums are in monotonically non-decreasing order,
+  otherwise false."
+  {:inline (fn [x y] `(. clojure.lang.Numbers (lte ~x ~y)))
+   :inline-arities #{2}}
+  ([x] true)
+  ([x y] (. clojure.lang.Numbers (lte x y)))
+  ([x y & more]
+   (if (<= x y)
+     (if (rest more)
+       (recur y (first more) (rest more))
+       (<= y (first more)))
+     false)))
+
+(defn >
+  "Returns non-nil if nums are in monotonically decreasing order,
+  otherwise false."
+  {:inline (fn [x y] `(. clojure.lang.Numbers (gt ~x ~y)))
+   :inline-arities #{2}}
+  ([x] true)
+  ([x y] (. clojure.lang.Numbers (gt x y)))
+  ([x y & more]
+   (if (> x y)
+     (if (rest more)
+       (recur y (first more) (rest more))
+       (> y (first more)))
+     false)))
+
+(defn >=
+  "Returns non-nil if nums are in monotonically non-increasing order,
+  otherwise false."
+  {:inline (fn [x y] `(. clojure.lang.Numbers (gte ~x ~y)))
+   :inline-arities #{2}}
+  ([x] true)
+  ([x y] (. clojure.lang.Numbers (gte x y)))
+  ([x y & more]
+   (if (>= x y)
+     (if (rest more)
+       (recur y (first more) (rest more))
+       (>= y (first more)))
+     false)))
+
+(defn ==
+  "Returns non-nil if nums all have the same value, otherwise false"
+  {:inline (fn [x y] `(. clojure.lang.Numbers (equiv ~x ~y)))
+   :inline-arities #{2}}
+  ([x] true)
+  ([x y] (. clojure.lang.Numbers (equiv x y)))
+  ([x y & more]
+   (if (== x y)
+     (if (rest more)
+       (recur y (first more) (rest more))
+       (== y (first more)))
+     false)))
+
+(defn max
+  "Returns the greatest of the nums."
+  ([x] x)
+  ([x y] (if (> x y) x y))
+  ([x y & more]
+   (reduce max (max x y) more)))
+
+(defn min
+  "Returns the least of the nums."
+  ([x] x)
+  ([x y] (if (< x y) x y))
+  ([x y & more]
+   (reduce min (min x y) more)))
+
+(defn inc
+  "Returns a number one greater than num."
+  {:inline (fn [x] `(. clojure.lang.Numbers (inc ~x)))}
+  [x] (. clojure.lang.Numbers (inc x)))
+
+(defn dec
+  "Returns a number one less than num."
+  {:inline (fn [x] `(. clojure.lang.Numbers (dec ~x)))}
+  [x] (. clojure.lang.Numbers (dec x)))
+
+(defn unchecked-inc
+  "Returns a number one greater than x, an int or long. 
+  Note - uses a primitive operator subject to overflow."
+  {:inline (fn [x] `(. clojure.lang.Numbers (unchecked_inc ~x)))}
+  [x] (. clojure.lang.Numbers (unchecked_inc x)))
+
+(defn unchecked-dec
+  "Returns a number one less than x, an int or long. 
+  Note - uses a primitive operator subject to overflow."
+  {:inline (fn [x] `(. clojure.lang.Numbers (unchecked_dec ~x)))}
+  [x] (. clojure.lang.Numbers (unchecked_dec x)))
+
+(defn unchecked-negate
+  "Returns the negation of x, an int or long. 
+  Note - uses a primitive operator subject to overflow."
+  {:inline (fn [x] `(. clojure.lang.Numbers (unchecked_negate ~x)))}
+  [x] (. clojure.lang.Numbers (unchecked_negate x)))
+
+(defn unchecked-add
+  "Returns the sum of x and y, both int or long. 
+  Note - uses a primitive operator subject to overflow."
+  {:inline (fn [x y] `(. clojure.lang.Numbers (unchecked_add ~x ~y)))}
+  [x y] (. clojure.lang.Numbers (unchecked_add x y)))
+
+(defn unchecked-subtract
+  "Returns the difference of x and y, both int or long. 
+  Note - uses a primitive operator subject to overflow."
+  {:inline (fn [x y] `(. clojure.lang.Numbers (unchecked_subtract ~x ~y)))}
+  [x y] (. clojure.lang.Numbers (unchecked_subtract x y)))
+
+(defn unchecked-multiply
+  "Returns the product of x and y, both int or long. 
+  Note - uses a primitive operator subject to overflow."
+  {:inline (fn [x y] `(. clojure.lang.Numbers (unchecked_multiply ~x ~y)))}
+  [x y] (. clojure.lang.Numbers (unchecked_multiply x y)))
+
+(defn unchecked-divide
+  "Returns the division of x by y, both int or long. 
+  Note - uses a primitive operator subject to truncation."
+  {:inline (fn [x y] `(. clojure.lang.Numbers (unchecked_divide ~x ~y)))}
+  [x y] (. clojure.lang.Numbers (unchecked_divide x y)))
+
+(defn pos?
+  "Returns true if num is greater than zero, else false"
+  {:tag Boolean
+   :inline (fn [x] `(. clojure.lang.Numbers (isPos ~x)))}
+  [x] (. clojure.lang.Numbers (isPos x)))
+
+(defn neg?
+  "Returns true if num is less than zero, else false"
+  {:tag Boolean
+   :inline (fn [x] `(. clojure.lang.Numbers (isNeg ~x)))}
+  [x] (. clojure.lang.Numbers (isNeg x)))
+
+(defn zero?
+  "Returns true if num is zero, else false"
+  {:tag Boolean
+   :inline (fn [x] `(. clojure.lang.Numbers (isZero ~x)))}
+  [x] (. clojure.lang.Numbers (isZero x)))
+
+(defn quot
+  "quot[ient] of dividing numerator by denominator."
+  [num div]
+    (. clojure.lang.Numbers (quotient num div)))
+
+(defn rem
+  "rem[ainder] of dividing numerator by denominator."
+  [num div]
+    (. clojure.lang.Numbers (remainder num div)))
+
+(defn rationalize
+  "returns the rational value of num"
+  [num]
+  (. clojure.lang.Numbers (rationalize num)))
+
+;;Bit ops
+
+(defn bit-not
+  "Bitwise complement"
+  [x] (. clojure.lang.Numbers not x))
+
+
+(defn bit-and
+  "Bitwise and"
+  [x y] (. clojure.lang.Numbers and x y))
+
+(defn bit-or
+  "Bitwise or"
+  [x y] (. clojure.lang.Numbers or x y))
+
+(defn bit-xor
+  "Bitwise exclusive or"
+  [x y] (. clojure.lang.Numbers xor x y))
+
+(defn bit-and-not
+  "Bitwise and with complement"
+  [x y] (. clojure.lang.Numbers andNot x y))
+
+
+(defn bit-clear
+  "Clear bit at index n"
+  [x n] (. clojure.lang.Numbers clearBit x n))
+
+(defn bit-set
+  "Set bit at index n"
+  [x n] (. clojure.lang.Numbers setBit x n))
+
+(defn bit-flip
+  "Flip bit at index n"
+  [x n] (. clojure.lang.Numbers flipBit x n))
+
+(defn bit-test
+  "Test bit at index n"
+  [x n] (. clojure.lang.Numbers testBit x n))
+
+
+(defn bit-shift-left
+  "Bitwise shift left"
+  [x n] (. clojure.lang.Numbers shiftLeft x n))
+
+(defn bit-shift-right
+  "Bitwise shift right"
+  [x n] (. clojure.lang.Numbers shiftRight x n))
+
+;;
+
+(defn complement
+  "Takes a fn f and returns a fn that takes the same arguments as f,
+  has the same effects, if any, and returns the opposite truth value."  
+  [f] (fn [& args]
+        (not (apply f args))))
+
+(defn constantly
+  "Returns a function that takes any number of arguments and returns x."
+  [x] (fn [& args] x))
+
+(defn identity
+  "Returns its argument."
+  [x] x)
+
+;;Collection stuff
+
+
+
+(defn count
+  "Returns the number of items in the collection. (count nil) returns
+  0.  Also works on strings, arrays, and Java Collections and Maps"
+  [coll] (. clojure.lang.RT (count coll)))
+
+;;list stuff
+(defn peek
+  "For a list or queue, same as first, for a vector, same as, but much
+  more efficient than, last. If the collection is empty, returns nil."
+  [coll] (. clojure.lang.RT (peek coll)))
+
+(defn pop
+  "For a list or queue, returns a new list/queue without the first
+  item, for a vector, returns a new vector without the last item. If
+  the collection is empty, throws an exception.  Note - not the same
+  as rest/butlast."
+  [coll] (. clojure.lang.RT (pop coll)))
+
+(defn nth
+  "Returns the value at the index. get returns nil if index out of
+  bounds, nth throws an exception unless not-found is supplied.  nth
+  also works for strings, Java arrays, regex Matchers and Lists, and,
+  in O(n) time, for sequences."
+  ([coll index] (. clojure.lang.RT (nth coll index)))
+  ([coll index not-found] (. clojure.lang.RT (nth coll index not-found))))
+
+;;map stuff
+
+(defn contains?
+  "Returns true if key is present, else false."
+  [map key] (. clojure.lang.RT (contains map key)))
+
+(defn get
+  "Returns the value mapped to key, not-found or nil if key not present."
+  ([map key]
+   (. clojure.lang.RT (get map key)))
+  ([map key not-found]
+   (. clojure.lang.RT (get map key not-found))))
+
+(defn dissoc
+  "dissoc[iate]. Returns a new map of the same (hashed/sorted) type,
+  that does not contain a mapping for key(s)."
+  ([map] map)
+  ([map key]
+   (. clojure.lang.RT (dissoc map key)))
+  ([map key & ks]
+   (let [ret (dissoc map key)]
+     (if ks
+       (recur ret (first ks) (rest ks))
+       ret))))
+
+(defn disj
+  "disj[oin]. Returns a new set of the same (hashed/sorted) type, that
+  does not contain key(s)."
+  ([set] set)
+  ([#^clojure.lang.IPersistentSet set key]
+   (. set (disjoin key)))
+  ([set key & ks]
+   (let [ret (disj set key)]
+     (if ks
+       (recur ret (first ks) (rest ks))
+       ret))))
+
+(defn find
+  "Returns the map entry for key, or nil if key not present."
+  [map key] (. clojure.lang.RT (find map key)))
+
+(defn select-keys
+  "Returns a map containing only those entries in map whose key is in keys"
+  [map keyseq]
+    (loop [ret {} keys (seq keyseq)]
+      (if keys
+        (let [entry (. clojure.lang.RT (find map (first keys)))]
+          (recur
+           (if entry
+             (conj ret entry)
+             ret)
+           (rest keys)))
+        ret)))
+
+(defn keys
+  "Returns a sequence of the map's keys."
+  [map] (. clojure.lang.RT (keys map)))
+
+(defn vals
+  "Returns a sequence of the map's values."
+  [map] (. clojure.lang.RT (vals map)))
+
+(defn key
+  "Returns the key of the map entry."
+  [#^java.util.Map$Entry e]
+    (. e (getKey)))
+
+(defn val
+  "Returns the value in the map entry."
+  [#^java.util.Map$Entry e]
+    (. e (getValue)))
+
+(defn rseq
+  "Returns, in constant time, a sequence of the items in rev (which
+  can be a vector or sorted-map), in reverse order."
+  [#^clojure.lang.Reversible rev]
+    (. rev (rseq)))
+
+(defn name
+  "Returns the name String of a symbol or keyword."
+  [#^clojure.lang.Named x]
+    (. x (getName)))
+
+(defn namespace
+  "Returns the namespace String of a symbol or keyword, or nil if not present."
+  [#^clojure.lang.Named x]
+    (. x (getNamespace)))
+
+(defmacro locking
+  "Executes exprs in an implicit do, while holding the monitor of x.
+  Will release the monitor of x in all circumstances."
+  [x & body]
+  `(let [lockee# ~x]
+     (try
+      (monitor-enter lockee#)
+      ~@body
+      (finally
+       (monitor-exit lockee#)))))
+
+(defmacro ..
+  "form => fieldName-symbol or (instanceMethodName-symbol args*)
+
+  Expands into a member access (.) of the first member on the first
+  argument, followed by the next member on the result, etc. For
+  instance:
+
+  (.. System (getProperties) (get \"os.name\"))
+
+  expands to:
+
+  (. (. System (getProperties)) (get \"os.name\"))
+
+  but is easier to write, read, and understand."
+  ([x form] `(. ~x ~form))
+  ([x form & more] `(.. (. ~x ~form) ~@more)))
+
+(defmacro ->
+  "Macro. Threads the expr through the forms. Inserts x as the
+  second item in the first form, making a list of it if it is not a
+  list already. If there are more forms, inserts the first form as the
+  second item in second form, etc."
+  ([x form] (if (seq? form)
+              `(~(first form) ~x ~@(rest form))
+              (list form x)))
+  ([x form & more] `(-> (-> ~x ~form) ~@more)))
+
+;;multimethods
+(defmacro defmulti
+  "Creates a new multimethod with the associated dispatch function. If
+  default-dispatch-val is supplied it becomes the default dispatch
+  value of the multimethod, otherwise the default dispatch value
+  is :default."
+  ([name dispatch-fn] `(defmulti ~name ~dispatch-fn :default))
+  ([name dispatch-fn default-val]
+   `(def ~name (new clojure.lang.MultiFn ~dispatch-fn ~default-val))))
+
+(defmacro defmethod
+  "Creates and installs a new method of multimethod associated with dispatch-value. "
+  [multifn dispatch-val & fn-tail]
+  `(. ~multifn addMethod ~dispatch-val (fn ~@fn-tail)))
+
+(defmacro remove-method
+  "Removes the method of multimethod associated	with dispatch-value."
+ [multifn dispatch-val]
+ `(. ~multifn removeMethod ~dispatch-val))
+
+(defmacro prefer-method
+  "Causes the multimethod to prefer matches of dispatch-val-x over dispatch-val-y when there is a conflict"
+  [multifn dispatch-val-x dispatch-val-y]
+  `(. ~multifn preferMethod ~dispatch-val-x ~dispatch-val-y))
+
+;;;;;;;;; var stuff      
+
+(defmacro binding
+  "binding => var-symbol init-expr 
+
+  Creates new bindings for the (already-existing) vars, with the
+  supplied initial values, executes the exprs in an implicit do, then
+  re-establishes the bindings that existed before."  
+  [bindings & body]
+    (let [var-ize (fn [var-vals]
+                    (loop [ret [] vvs (seq var-vals)]
+                      (if vvs
+                        (recur  (conj (conj ret `(var ~(first vvs))) (second vvs))
+                                (rest (rest vvs)))
+                        (seq ret))))]
+      `(do
+         (. clojure.lang.Var (pushThreadBindings (hash-map ~@(var-ize bindings))))
+         (try
+          ~@body
+          (finally
+           (. clojure.lang.Var (popThreadBindings)))))))
+
+(defn find-var
+  "Returns the global var named by the namespace-qualified symbol, or
+  nil if no var with that name."
+ [sym] (. clojure.lang.Var (find sym)))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; Refs ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+(defn agent
+  "Creates and returns an agent with an initial value of state and an
+  optional validate fn. validate-fn must be nil or a side-effect-free fn of
+  one argument, which will be passed the intended new state on any state
+  change. If the new state is unacceptable, the validate-fn should
+  throw an exception."
+  ([state] (new clojure.lang.Agent state))
+  ([state validate-fn] (new clojure.lang.Agent state validate-fn)))
+
+(defn ! [& args] (throw (new Exception "! is now send. See also send-off")))
+
+(defn send
+  "Dispatch an action to an agent. Returns the agent immediately.
+  Subsequently, in a thread from a thread pool, the state of the agent
+  will be set to the value of:
+
+  (apply action-fn state-of-agent args)"
+  [#^clojure.lang.Agent a f & args]
+    (. a (dispatch f args false)))
+
+(defn send-off
+  "Dispatch a potentially blocking action to an agent. Returns the
+  agent immediately. Subsequently, in a separate thread, the state of
+  the agent will be set to the value of:
+
+  (apply action-fn state-of-agent args)"
+  [#^clojure.lang.Agent a f & args]
+    (. a (dispatch f args true)))
+
+(defn agent-errors
+  "Returns a sequence of the exceptions thrown during asynchronous
+  actions of the agent."  
+  [#^clojure.lang.Agent a] (. a (getErrors)))
+
+(defn clear-agent-errors
+  "Clears any exceptions thrown during asynchronous actions of the
+  agent, allowing subsequent actions to occur."  
+  [#^clojure.lang.Agent a] (. a (clearErrors)))
+
+(defn shutdown-agents
+  "Initiates a shutdown of the thread pools that back the agent
+  system. Running actions will complete, but no new actions will be
+  accepted"
+  [] (. clojure.lang.Agent shutdown))
+
+(defn ref
+  "Creates and returns a Ref with an initial value of x and an optional validate fn.
+  validate-fn must be nil or a side-effect-free fn of one argument, which will
+  be passed the intended new state on any state change. If the new
+  state is unacceptable, the validate-fn should throw an
+  exception. validate-fn will be called on transaction commit, when
+  all refs have their final values."  
+  ([x] (new clojure.lang.Ref x))
+  ([x validate-fn] (new clojure.lang.Ref x validate-fn)))
+
+(defn deref