gnu: randomjungle: Do not build static binaries.

* gnu/packages/patches/randomjungle-disable-static-build.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.
* gnu/packages/machine-learning.scm (randomjungle)[source](patches): Add it.
[arguments]: Add "--disable-static" to #:configure-flags.

gnu/local.mk

@@ -1115,6 +1115,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/quilt-compat-getopt-fix-second-separator.patch	\
   %D%/packages/patches/quilt-compat-getopt-fix-option-with-nondigit-param.patch	\
   %D%/packages/patches/qtwebkit-pbutils-include.patch		\
+  %D%/packages/patches/randomjungle-disable-static-build.patch	\
   %D%/packages/patches/rapicorn-isnan.patch			\
   %D%/packages/patches/raptor2-heap-overflow.patch		\
   %D%/packages/patches/ratpoison-shell.patch			\

gnu/packages/machine-learning.scm

@@ -333,13 +333,15 @@ algorithm.")
        (uri (string-append
              "http://www.imbs-luebeck.de/imbs/sites/default/files/u59/"
              "randomjungle-" version ".tar_.gz"))
+       (patches (search-patches "randomjungle-disable-static-build.patch"))
        (sha256
         (base32
          "12c8rf30cla71swx2mf4ww9mfd8jbdw5lnxd7dxhyw1ygrvg6y4w"))))
     (build-system gnu-build-system)
     (arguments
      `(#:configure-flags
-       (list (string-append "--with-boost="
+       (list "--disable-static"
+             (string-append "--with-boost="
                             (assoc-ref %build-inputs "boost")))
        #:phases
        (modify-phases %standard-phases

gnu/packages/patches/randomjungle-disable-static-build.patch

@@ -0,0 +1,14 @@
+Drop build time dependency on the static executables.
+
+--- a/src/Makefile.in	2018-11-25 20:27:10.691508925 +0100
++++ b/src/Makefile.in	2018-11-25 20:27:43.565631413 +0100
+@@ -34,8 +34,7 @@
+ POST_UNINSTALL = :
+ build_triplet = @build@
+ host_triplet = @host@
+-bin_PROGRAMS = rjungle$(EXEEXT) rjungle_static$(EXEEXT) \
+-	rjunglesparse$(EXEEXT) rjunglesparse_static$(EXEEXT)
++bin_PROGRAMS = rjungle$(EXEEXT) rjunglesparse$(EXEEXT)
+ subdir = src
+ DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
+ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4