[bug#36605] [PATCH 01/12] guix: ant-bulild-sytem: allow specifying the source directory.

[Hartmut Goebel <h.goebel@crazy-compilers.com>]

* guix/build-system/ant.scm (ant-build) Add parameter src-dir.
* guix/build/ant-build-system.scm (default-build.xml): New parameter src-dir.
  (configure): pass src-dir on to default-build.xml.
* doc/guix.texi (Build Systems): Add description.
---
 doc/guix.texi                   | 3 ++-
 guix/build-system/ant.scm       | 2 ++
 guix/build/ant-build-system.scm | 8 ++++----
 3 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/doc/guix.texi b/doc/guix.texi
index b6ca34a..19c70ad 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -2956,7 +2956,8 @@ parameters, respectively.
 When the original package does not provide a suitable Ant build file,
 the parameter @code{#:jar-name} can be used to generate a minimal Ant
 build file @file{build.xml} with tasks to build the specified jar
-archive.
+archive.  In this case the parameter @code{#:src-dir} can be used to
+specify the source sub-directory, defaulting to ``src''.
 
 The parameter @code{#:build-target} can be used to specify the Ant task
 that should be run during the @code{build} phase.  By default the
diff --git a/guix/build-system/ant.scm b/guix/build-system/ant.scm
index 550f92b..cd544ad 100644
--- a/guix/build-system/ant.scm
+++ b/guix/build-system/ant.scm
@@ -98,6 +98,7 @@
                     (make-flags ''())
                     (build-target "jar")
                     (jar-name #f)
+                    (src-dir "src")
                     (phases '(@ (guix build ant-build-system)
                                 %standard-phases))
                     (outputs '("out"))
@@ -126,6 +127,7 @@
                   #:test-target ,test-target
                   #:build-target ,build-target
                   #:jar-name ,jar-name
+                  #:src-dir ,src-dir
                   #:phases ,phases
                   #:outputs %outputs
                   #:search-paths ',(map search-path-specification->sexp
diff --git a/guix/build/ant-build-system.scm b/guix/build/ant-build-system.scm
index 2cc6bb9..651150d 100644
--- a/guix/build/ant-build-system.scm
+++ b/guix/build/ant-build-system.scm
@@ -35,7 +35,7 @@
 ;;
 ;; Code:
 
-(define (default-build.xml jar-name prefix)
+(define (default-build.xml src-dir jar-name prefix)
   "Create a simple build.xml with standard targets for Ant."
   (call-with-output-file "build.xml"
     (lambda (port)
@@ -59,7 +59,7 @@
                  (target (@ (name "compile"))
                          (mkdir (@ (dir "${classes.dir}")))
                          (javac (@ (includeantruntime "false")
-                                   (srcdir "src")
+                                   (srcdir ,src-dir)
                                    (destdir "${classes.dir}")
                                    (classpath (@ (refid "classpath"))))))
 
@@ -100,9 +100,9 @@ to the default GNU unpack strategy."
       ((assq-ref gnu:%standard-phases 'unpack) #:source source)))
 
 (define* (configure #:key inputs outputs (jar-name #f)
-                    #:allow-other-keys)
+                    (src-dir "src") #:allow-other-keys)
   (when jar-name
-    (default-build.xml jar-name
+    (default-build.xml src-dir jar-name
                        (string-append (assoc-ref outputs "out")
                                       "/share/java")))
   (setenv "JAVA_HOME" (assoc-ref inputs "jdk"))
-- 
2.7.4