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authorRicardo Wurmus <rekado@elephly.net>2017-05-14 00:31:02 +0200
committerRicardo Wurmus <rekado@elephly.net>2017-05-22 18:56:33 +0200
commit7292d6941958167aec92d42063335a5336dbbffb (patch)
tree27305c49cd74c0f27eb62c16bf1723c44095163a /gnu/packages
parent04d7cae2c4bc425a8cafac6cae2456ca929cecab (diff)
downloadpatches-7292d6941958167aec92d42063335a5336dbbffb.tar
patches-7292d6941958167aec92d42063335a5336dbbffb.tar.gz
gnu: Add ecj-javac-on-jamvm-wrapper.
* gnu/packages/java.scm (ecj-javac-on-jamvm-wrapper): New variable.
Diffstat (limited to 'gnu/packages')
-rw-r--r--gnu/packages/java.scm86
1 files changed, 86 insertions, 0 deletions
diff --git a/gnu/packages/java.scm b/gnu/packages/java.scm
index 7d1c027394..b0f81be9a2 100644
--- a/gnu/packages/java.scm
+++ b/gnu/packages/java.scm
@@ -536,6 +536,92 @@ gnu.classpath.tools.~a.~a $@"
the GNU Classpath library. They are executed by the JamVM virtual
machine.")))
+(define ecj-javac-on-jamvm-wrapper
+ (package (inherit ecj-javac-wrapper)
+ (name "ecj-javac-on-jamvm-wrapper")
+ (arguments
+ `(#:modules ((guix build utils))
+ #:builder
+ ;; TODO: This builder is exactly the same as in ecj-javac-wrapper,
+ ;; except that the backend is 'jamvm here. Can we reuse the same
+ ;; builder somehow?
+ (let ((backend 'jamvm))
+ (use-modules (guix build utils))
+ (let* ((bin (string-append (assoc-ref %outputs "out") "/bin"))
+ (target (string-append bin "/javac"))
+ (guile (string-append (assoc-ref %build-inputs "guile")
+ "/bin/guile"))
+ (ecj (string-append (assoc-ref %build-inputs "ecj-bootstrap")
+ "/share/java/ecj-bootstrap.jar"))
+ (java (case backend
+ ((sablevm)
+ (string-append (assoc-ref %build-inputs "sablevm")
+ "/lib/sablevm/bin/java"))
+ ((jamvm)
+ (string-append (assoc-ref %build-inputs "jamvm")
+ "/bin/jamvm"))))
+ (bootcp (case backend
+ ((sablevm)
+ (let ((jvmlib (string-append
+ (assoc-ref %build-inputs "sablevm-classpath")
+ "/lib/sablevm")))
+ (string-append jvmlib "/jre/lib/rt.jar")))
+ ((jamvm)
+ (let ((jvmlib (string-append (assoc-ref %build-inputs "classpath")
+ "/share/classpath")))
+ (string-append jvmlib "/lib/glibj.zip:"
+ jvmlib "/lib/tools.zip"))))))
+ (mkdir-p bin)
+ (with-output-to-file target
+ (lambda _
+ (format #t "#!~a --no-auto-compile\n!#\n" guile)
+ (write
+ `(begin (use-modules (ice-9 match)
+ (ice-9 receive)
+ (ice-9 hash-table)
+ (srfi srfi-1)
+ (srfi srfi-26))
+ (define defaults
+ '(("-bootclasspath" ,bootcp)
+ ("-source" "1.5")
+ ("-target" "1.5")
+ ("-cp" ".")))
+ (define (main args)
+ (let ((classpath (getenv "CLASSPATH")))
+ (setenv "CLASSPATH"
+ (string-append ,ecj
+ (if classpath
+ (string-append ":" classpath)
+ ""))))
+ (receive (vm-args other-args)
+ ;; Separate VM arguments from arguments to ECJ.
+ (partition (cut string-prefix? "-J" <>)
+ (fold (lambda (default acc)
+ (if (member (first default) acc)
+ acc (append default acc)))
+ args defaults))
+ (apply system* ,java
+ (append
+ ;; Remove "-J" prefix
+ (map (cut string-drop <> 2) vm-args)
+ '("org.eclipse.jdt.internal.compiler.batch.Main")
+ (cons "-nowarn" other-args)))))
+ ;; Entry point
+ (let ((args (cdr (command-line))))
+ (if (null? args)
+ (format (current-error-port) "javac: no arguments given!\n")
+ (main args)))))))
+ (chmod target #o755)
+ #t))))
+ (native-inputs
+ `(("guile" ,guile-2.2)
+ ("ecj-bootstrap" ,ecj-bootstrap)
+ ("jamvm" ,jamvm-bootstrap)
+ ("classpath" ,classpath-on-sablevm)))
+ (description "This package provides a wrapper around the @dfn{Eclipse
+compiler for Java} (ecj) with a command line interface that is compatible with
+the standard javac executable. The tool runs on JamVM instead of SableVM.")))
+
(define-public java-swt
(package
(name "java-swt")