[PATCH] gnu: Add libjxr.

* gnu/packages/image.scm (libjxr): New variable.
* gnu/packages/patches/libjxr-fix-function-signature.patch: New file.
* gnu/packages/patches/libjxr-fix-typos.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register patches.

gnu/local.mk

@@ -639,6 +639,8 @@ dist_patch_DATA =						\
   %D%/packages/patches/libdrm-symbol-check.patch		\
   %D%/packages/patches/libevent-dns-tests.patch			\
   %D%/packages/patches/libextractor-ffmpeg-3.patch		\
+  %D%/packages/patches/libjxr-fix-function-signature.patch	\
+  %D%/packages/patches/libjxr-fix-typos.patch			\
   %D%/packages/patches/liboop-mips64-deplibs-fix.patch		\
   %D%/packages/patches/libotr-test-auth-fix.patch		\
   %D%/packages/patches/liblxqt-include.patch			\

gnu/packages/image.scm

@@ -11,6 +11,7 @@
 ;;; Copyright © 2016 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2016 Eric Bavier <bavier@member.fsf.org>
 ;;; Copyright © 2016 Arun Isaac <arunisaac@systemreboot.net>
+;;; Copyright © 2016 Kei Kebreau <kei@openmailbox.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -129,6 +130,62 @@ image files in PBMPLUS PPM/PGM, GIF, BMP, and Targa file formats.")
             (sha256 (base32
                      "1cz0dy05mgxqdgjf52p54yxpyy95rgl30cnazdrfmw7hfca9n0h0"))))))
 
+(define-public libjxr
+  (package
+    (name "libjxr")
+    (version "1.1")
+    (source (origin
+              ;; We are using the Debian source because CodePlex does not
+              ;; deliver an easily downloadable tarball.
+              (method url-fetch)
+              (uri (string-append "mirror://debian/pool/main/j/jxrlib/jxrlib_"
+                                  version ".orig.tar.gz"))
+              (sha256
+               (base32
+                "00w3f3cmjsm3fiaxq5mxskmp5rl3mki8psrf9y8s1vqbg237na67"))
+              (patch-flags '("-p1" "--binary"))
+              (patches (search-patches "libjxr-fix-function-signature.patch"
+                                       "libjxr-fix-typos.patch"))))
+    (build-system gnu-build-system)
+    (arguments '(#:make-flags '("CC=gcc")
+                 #:tests? #f ; no check target
+                 #:phases
+                 (modify-phases %standard-phases
+                   (delete 'configure) ; no configure script
+                   ;; The upstream makefile does not include an install phase.
+                   (replace 'install
+                     (lambda* (#:key outputs #:allow-other-keys)
+                       (let* ((out (assoc-ref outputs "out"))
+                              (bin (string-append out "/bin"))
+                              (lib (string-append out "/lib"))
+                              (include (string-append out "/include/jxrlib")))
+                         (for-each (lambda (file)
+                                     (install-file file include)
+                                     (delete-file file))
+                                   (append
+                                    '("jxrgluelib/JXRGlue.h"
+                                      "jxrgluelib/JXRMeta.h"
+                                      "jxrtestlib/JXRTest.h"
+                                      "image/sys/windowsmediaphoto.h")
+                                    (find-files "common/include" "\\.h$")))
+                         (for-each (lambda (file)
+                                     (install-file file lib)
+                                     (delete-file file))
+                                   (find-files "." "\\.a$"))
+                         (for-each (lambda (file)
+                                     (install-file file bin)
+                                     (delete-file file))
+                                   '("JxrDecApp" "JxrEncApp")))
+                       #t)))))
+    (synopsis "Implementation of the JPEG XR standard")
+    (description "JPEG XR is an approved ISO/IEC International standard (its
+official designation is ISO/IEC 29199-2). This library is an implementation of that standard.")
+    (license
+     (license:non-copyleft
+      "file://Makefile"
+      "See the header of the Makefile in the distribution."))
+    (home-page "https://jxrlib.codeplex.com/")))
+
 (define-public jpegoptim
   (package
    (name "jpegoptim")

gnu/packages/patches/libjxr-fix-function-signature.patch

@@ -0,0 +1,16 @@
+Description: Fix function signature
+Author: Mathieu Malaterre <malat@debian.org>
+Origin: upstream, https://jxrlib.codeplex.com/SourceControl/changeset/04cf339385b8196f98025b43a366a0790deac994
+Bug-Debian: http://bugs.debian.org/748590
+
+--- jxrlib-1.1.orig/image/decode/JXRTranscode.c
++++ jxrlib-1.1/image/decode/JXRTranscode.c
+@@ -47,7 +47,7 @@ EXTERN_C Void FreeCodingContextDec(CWMIm
+ EXTERN_C Int StrEncInit(CWMImageStrCodec *);
+ EXTERN_C Void StrIOEncTerm(CWMImageStrCodec *);
+ EXTERN_C Void FreeCodingContextEnc(CWMImageStrCodec *);
+-EXTERN_C Void encodeMB(CWMImageStrCodec *, Int, Int);
++EXTERN_C Int encodeMB(CWMImageStrCodec *, Int, Int);
+ EXTERN_C Int  writeIndexTableNull(CWMImageStrCodec *);
+ EXTERN_C Void writePacketHeader(BitIOInfo *, U8, U8);
+ 

gnu/packages/patches/libjxr-fix-typos.patch

@@ -0,0 +1,29 @@
+Description: Fix typos and remove some warnings
+Author: Mathieu Malaterre <malat@debian.org>
+
+Index: jxrlib-1.1/jxrencoderdecoder/JxrEncApp.c
+===================================================================
+--- jxrlib-1.1.orig/jxrencoderdecoder/JxrEncApp.c
++++ jxrlib-1.1/jxrencoderdecoder/JxrEncApp.c
+@@ -578,7 +578,7 @@ main(int argc, char* argv[])
+ 
+     //================================
+     Call(PKCreateCodecFactory(&pCodecFactory, WMP_SDK_VERSION));
+-    Call(pCodecFactory->CreateCodec(&IID_PKImageWmpEncode, &pEncoder));
++    Call(pCodecFactory->CreateCodec(&IID_PKImageWmpEncode, (void**)&pEncoder));
+ 
+     //----------------------------------------------------------------
+     Call(PKCreateTestFactory(&pTestFactory, WMP_SDK_VERSION));
+Index: jxrlib-1.1/jxrgluelib/JXRMeta.h
+===================================================================
+--- jxrlib-1.1.orig/jxrgluelib/JXRMeta.h
++++ jxrlib-1.1/jxrgluelib/JXRMeta.h
+@@ -34,7 +34,7 @@
+ 
+ #ifndef UNREFERENCED_PARAMETER
+ #define UNREFERENCED_PARAMETER(P) { (P) = (P); }
+-#endif UNREFERENCED_PARAMETER
++#endif /*UNREFERENCED_PARAMETER*/
+ 
+ //================================================================
+ // Container