[PATCH] gnu: leptonica: Update to 1.73.

["Taylan Ulrich Bayırlı/Kammer"]

I struggled for days with the following bug and ultimately decided to
disable tests for 1.73 to sidestep it entirely; tests should be
re-enabled with the next release.

https://github.com/DanBloomberg/leptonica/issues/224

===File
/home/taylan/src/guix/0001-gnu-leptonica-Update-to-1.73.patch===
>From 38ca93d5a6b78b9a3d3fafbec36cf3da7b0c371b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Taylan=20Ulrich=20Bay=C4=B1rl=C4=B1/Kammer?=
 <address@hidden>
Date: Thu, 15 Dec 2016 09:39:30 +0100
Subject: [PATCH] gnu: leptonica: Update to 1.73.

* gnu/packages/image.scm (leptonica): Update to 1.73.
---
 gnu/packages/image.scm | 54 +++++++++++++++++---------------------------------
 1 file changed, 18 insertions(+), 36 deletions(-)

diff --git a/gnu/packages/image.scm b/gnu/packages/image.scm
index 487635d..126e615 100644
--- a/gnu/packages/image.scm
+++ b/gnu/packages/image.scm
@@ -329,28 +329,18 @@ the W3C's XML-based Scaleable Vector Graphic (SVG) 
format.")
 (define-public leptonica
   (package
     (name "leptonica")
-    (version "1.72")
+    (version "1.73")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "http://www.leptonica.com/source/leptonica-";
                            version ".tar.gz"))
        (sha256
-        (base32 "0mhzvqs0im04y1cpcc1yma70hgdac1frf33h73m9z3356bfymmbr"))
-       (modules '((guix build utils)))
-       ;; zlib and openjpg should be under Libs, not Libs.private.  See:
-       ;; https://code.google.com/p/tesseract-ocr/issues/detail?id=1436
-       (snippet
-        '(substitute* "lept.pc.in"
-           (("^(Libs\\.private: .*)@ZLIB_LIBS@(.*)" all pre post)
-            (string-append pre post))
-           (("^(Libs\\.private: .*)@JPEG_LIBS@(.*)" all pre post)
-            (string-append pre post))
-           (("^Libs: .*" all)
-            (string-append all " @ZLIB_LIBS@ @JPEG_LIBS@"))))))
+        (base32 "1hdgb6lflj5gc3c37rac5nk38vr6qln3im9qjfpphysfcxf37r0r"))))
     (build-system gnu-build-system)
-    (native-inputs
-     `(("gnuplot" ,gnuplot)))           ;needed for test suite
+    ;; XXX Re-enable this when the test suite is re-enabled.
+    ;; (native-inputs
+    ;;  `(("gnuplot" ,gnuplot)))           ;needed for test suite
     (inputs
      `(("giflib" ,giflib)
        ("libjpeg" ,libjpeg)
@@ -358,31 +348,23 @@ the W3C's XML-based Scaleable Vector Graphic (SVG) 
format.")
        ("libtiff" ,libtiff)
        ("libwebp" ,libwebp)))
     (propagated-inputs
+     ;; Linking a program with leptonica also requires these.
      `(("openjpeg" ,openjpeg)
        ("zlib" ,zlib)))
     (arguments
-     '(#:parallel-tests? #f ; XXX: cause fpix1_reg to fail
-       #:phases
+     '(#:phases
        (modify-phases %standard-phases
-         ;; Prevent make from trying to regenerate config.h.in.
-         (add-after
-          'unpack 'set-config-h-in-file-time
-          (lambda _
-            (set-file-time "config/config.h.in" (stat "configure"))))
-         (add-after
-          'unpack 'patch-reg-wrapper
-          (lambda _
-            (substitute* "prog/reg_wrapper.sh"
-              ((" /bin/sh ")
-               (string-append " " (which "sh") " "))
-              (("which gnuplot") (which "gnuplot")))))
-         (add-before
-          'check 'disable-failing-tests
-          ;; XXX: 2 of 9 tests from webpio_reg fails.
-          (lambda _
-            (substitute* "prog/webpio_reg.c"
-              ((".*DoWebpTest2.* 90.*") "")
-              ((".*DoWebpTest2.* 100.*") "")))))))
+         (add-after 'unpack 'patch-reg-wrapper
+           (lambda _
+             (substitute* "prog/reg_wrapper.sh"
+               ((" /bin/sh ")
+                (string-append " " (which "sh") " "))
+               (("which gnuplot")
+                "true")))))
+       ;; All tests of 1.73 fail in Guix's build environment due to the bug:
+       ;; https://github.com/DanBloomberg/leptonica/issues/224
+       ;; XXX Enable tests in 1.74 as the bug is fixed upstream.
+       #:tests? #f))
     (home-page "http://www.leptonica.com/";)
     (synopsis "Library and tools for image processing and analysis")
     (description
-- 
2.10.2

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