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Improve tempdir usage in ffi-infer #459

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Dec 7, 2015
Merged

Improve tempdir usage in ffi-infer #459

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43 changes: 27 additions & 16 deletions pixie/ffi-infer.pxi
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Original file line number Diff line number Diff line change
Expand Up @@ -178,24 +178,35 @@ return 0;
`(def ~(symbol name)
~(callback-type of-type false)))

(def mkdtemp (ffi-fn libc "mkdtemp" [CCharP] CCharP))
(def unlink (ffi-fn libc "unlink" [CCharP] CInt))
(def rmdir (ffi-fn libc "rmdir" [CCharP] CInt))
(def tempdir-template (str (or (getenv "TMPDIR") "/tmp")
"/ffiXXXXXX"))

(defn run-infer [config cmds]
(io/spit "/tmp/tmp.cpp" (str (start-string)
(apply str (map emit-infer-code
cmds))
(end-string)))
(println @load-paths)
(let [cmd-str (str "c++ "
(apply str (interpose " " pixie.platform/c-flags))
" /tmp/tmp.cpp "
(apply str (map (fn [x] ( str " -I " x " "))
@load-paths))
(apply str " " (interpose " " (:cxx-flags *config*)))
" -o /tmp/a.out && /tmp/a.out")
_ (println cmd-str)
result (read-string (io/run-command cmd-str))
gen (vec (map generate-code cmds result))]
`(do ~@gen)))
(let [tempdir (mkdtemp tempdir-template)
infile (str tempdir "/ffi.cpp")
outfile (str tempdir "/ffi.out")]
(io/spit infile (str (start-string)
(apply str (map emit-infer-code
cmds))
(end-string)))
(println @load-paths)
(let [cmd-str (str "c++ "
(apply str (interpose " " pixie.platform/c-flags))
" " infile " "
(apply str (map (fn [x] ( str " -I " x " "))
@load-paths))
(apply str " " (interpose " " (:cxx-flags *config*)))
" -o " outfile " && " outfile)
_ (println cmd-str)
result (read-string (io/run-command cmd-str))
gen (vec (map generate-code cmds result))]
(unlink infile)
(unlink outfile)
(rmdir tempdir)
`(do ~@gen))))

(defn full-lib-name [library-name]
(if (= library-name "c")
Expand Down