gnu: jbig2dec: Update to 0.18.

* gnu/packages/patches/jbig2dec-ignore-testtest.patch: Delete file.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.
* gnu/packages/image.scm (jbig2dec): Update to 0.18.
[source](uri): Adjust for Ghostscript 9.51.
[source](patches): Remove.
[arguments]: Add #:phases.
[native-inputs]: Add AUTOCONF, AUTOMAKE, LIBTOOL and PYTHON-WRAPPER.

gnu/local.mk

@@ -1053,7 +1053,6 @@ dist_patch_DATA =						\
   %D%/packages/patches/java-xerces-bootclasspath.patch	\
   %D%/packages/patches/java-xerces-build_dont_unzip.patch	\
   %D%/packages/patches/java-xerces-xjavac_taskdef.patch	\
-  %D%/packages/patches/jbig2dec-ignore-testtest.patch		\
   %D%/packages/patches/jfsutils-add-sysmacros.patch		\
   %D%/packages/patches/jfsutils-include-systypes.patch		\
   %D%/packages/patches/jsoncpp-fix-inverted-case.patch		\

gnu/packages/image.scm

@@ -635,18 +635,33 @@ (define-public leptonica
 (define-public jbig2dec
   (package
     (name "jbig2dec")
-    (version "0.17")
+    (version "0.18")
     (source (origin
               (method url-fetch)
               (uri (string-append "https://github.com/ArtifexSoftware"
                                   "/ghostpdl-downloads/releases/download"
-                                  "/gs950/" name "-" version ".tar.gz"))
+                                  "/gs951/" name "-" version ".tar.gz"))
               (sha256
                (base32
-                "0wpvslmwazia3z8gyk343kbq6yj47pxr4x5yjvx332v309qssazp"))
-              (patches (search-patches "jbig2dec-ignore-testtest.patch"))))
+                "0pigfw2v0ppvr0lbysm69gx0zsa5q2q92yrb8af2j3im6x97f6cy"))))
     (build-system gnu-build-system)
-    (arguments '(#:configure-flags '("--disable-static")))
+    (arguments '(#:configure-flags '("--disable-static")
+                 #:phases (modify-phases %standard-phases
+                            (add-before 'bootstrap 'force-bootstrap
+                              (lambda _
+                                ;; XXX: jbig2dec 0.18 was released with
+                                ;; a broken configure script, so we
+                                ;; recreate the build system here.
+                                ;; Remove the autoconf inputs below
+                                ;; when deleting this code.
+                                (delete-file "configure")
+                                (delete-file "autogen.sh")
+                                #t)))))
+    (native-inputs
+     `(("autoconf" ,autoconf)
+       ("automake" ,automake)
+       ("libtool" ,libtool)
+       ("python" ,python-wrapper)))     ;for tests
     (synopsis "Decoder of the JBIG2 image compression format")
     (description
       "JBIG2 is designed for lossy or lossless encoding of @code{bilevel} (1-bit

gnu/packages/patches/jbig2dec-ignore-testtest.patch

@@ -1,16 +0,0 @@
-Do not run the test 'test_jbig2dec.py'. It doesn't seem to do anything
-and reports failure. TODO: Actually fix the test instead of ignoring it.
-
-diff --git a/Makefile.in b/Makefile.in
-index 63982d4..8af1d61 100644
---- a/Makefile.in
-+++ b/Makefile.in
-@@ -93,7 +93,7 @@ host_triplet = @host@
- bin_PROGRAMS = jbig2dec$(EXEEXT)
- noinst_PROGRAMS = test_sha1$(EXEEXT) test_huffman$(EXEEXT) \
- 	test_arith$(EXEEXT)
--TESTS = test_sha1$(EXEEXT) test_jbig2dec.py test_huffman$(EXEEXT) \
-+TESTS = test_sha1$(EXEEXT) test_huffman$(EXEEXT) \
- 	test_arith$(EXEEXT)
- subdir = .
- ACLOCAL_M4 = $(top_srcdir)/aclocal.m4