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janet/tools/patch-jpm.janet
2020-06-18 19:07:43 +09:00

34 lines
910 B
Clojure

# Patch jpm to have the correct paths for the current install.
# usage: janet patch-jpm.janet output --libdir=/usr/local/lib/x64-linux/ --binpath
(def- argpeg
(peg/compile
'(* "--" '(to "=") "=" '(any 1))))
(def- args (tuple/slice (dyn :args) 3))
(def- len (length args))
(var i :private 0)
(def install-paths @{})
# Get flags
(each a args
(if-let [m (peg/match argpeg a)]
(let [[key value] m]
(put install-paths (keyword key) value))))
(def- replace-peg
(peg/compile
~(% (* '(to "###START###")
(constant ,(string/format "# Inserted by tools/patch-jpm.janet\n(defn- install-paths [] %j)" install-paths))
(thru "###END###")
'(any 1)))))
(def source (slurp ((dyn :args) 1)))
(def newsource (0 (peg/match replace-peg source)))
(spit ((dyn :args) 2) newsource)
(unless (= :windows (os/which))
(os/shell (string `chmod +x "` ((dyn :args) 2) `"`)))