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gnu: Add ecj-javac-wrapper.

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* gnu/packages/java.scm (ecj-javac-wrapper): New variable.
This commit is contained in:
Ricardo Wurmus 2017-05-13 07:32:19 +02:00
parent 5461721fa0
commit 6a5829d995
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1 changed files with 87 additions and 0 deletions
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87
gnu/packages/java.scm
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@ -28,6 +28,7 @@
#:use-module (guix utils)
#:use-module (guix build-system ant)
#:use-module (guix build-system gnu)
#:use-module (guix build-system trivial)
#:use-module (gnu packages)
#:use-module (gnu packages attr)
#:use-module (gnu packages autotools)
@ -45,6 +46,7 @@
#:use-module (gnu packages ghostscript) ;lcms
#:use-module (gnu packages gnome)
#:use-module (gnu packages gtk)
#:use-module (gnu packages guile)
#:use-module (gnu packages icu4c)
#:use-module (gnu packages image)
#:use-module (gnu packages linux) ;alsa
@ -317,6 +319,91 @@ for bootstrapping purposes. The @dfn{Eclipse compiler for Java} (ecj) is a
requirement for all GNU Classpath releases after version 0.93.")
(license license:epl1.0)))
(define ecj-javac-wrapper
(package (inherit ecj-bootstrap)
(name "ecj-javac-wrapper")
(source #f)
(build-system trivial-build-system)
(arguments
`(#:modules ((guix build utils))
#:builder
(let ((backend 'sablevm))
(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)
("sablevm" ,sablevm)
("sablevm-classpath" ,sablevm-classpath)))
(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.")))
(define-public java-swt
(package
(name "java-swt")