gnu: nyacc: Update to 0.86.0.

* gnu/packages/patches/nyacc-binary-literals.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/mes.scm (nyacc): Update to 0.86.0, add patch.

gnu/local.mk

@@ -988,6 +988,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/nvi-assume-preserve-path.patch		\
   %D%/packages/patches/nvi-dbpagesize-binpower.patch		\
   %D%/packages/patches/nvi-db4.patch				\
+  %D%/packages/patches/nyacc-binary-literals.patch		\
   %D%/packages/patches/nyx-show-header-stats-with-python3.patch	\
   %D%/packages/patches/ocaml-bisect-fix-camlp4-in-another-directory.patch	\
   %D%/packages/patches/ocaml-bitstring-fix-configure.patch \

gnu/packages/mes.scm

@@ -39,15 +39,15 @@ (define-module (gnu packages mes)
 (define-public nyacc
   (package
     (name "nyacc")
-    (version "0.83.3")
+    (version "0.86.0")
     (source (origin
               (method url-fetch)
               (uri (string-append "mirror://savannah/nyacc/"
                                   name "-" version ".tar.gz"))
-              (file-name (string-append name "-" version ".tar.gz"))
+              (patches (search-patches "nyacc-binary-literals.patch"))
               (sha256
                (base32
-                "0120n0mdb6r58c4jc024dhwqy5s8a20waknijfhqjc59a884lrd6"))))
+                "0lkd9lyspvhxlfs0496gsllwinh62jk9wij6gpadvx9gwz6yavd9"))))
     (build-system gnu-build-system)
     (native-inputs
      `(("guile" ,guile-2.2)))

gnu/packages/patches/nyacc-binary-literals.patch

@@ -0,0 +1,29 @@
+From 6a08014b77bf435f025ecdac08396580b85f159a Mon Sep 17 00:00:00 2001
+From: Jan Nieuwenhuizen <janneke@gnu.org>
+Date: Sat, 8 Sep 2018 20:22:45 +0200
+Subject: [PATCH] fix binary literals.
+
+---
+ module/nyacc/lex.scm | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/module/nyacc/lex.scm b/module/nyacc/lex.scm
+index 2ec9895..b205212 100644
+--- a/module/nyacc/lex.scm
++++ b/module/nyacc/lex.scm
+@@ -345,10 +345,11 @@
+ 	  ((char-numeric? ch) (iter chl '$fixed ba 1 ch))
+ 	  ((char=? #\. ch) (iter (cons ch chl) #f ba 15 (read-char))) 
+ 	  (else #f)))
+-	((10) ;; allow x after 0
++	((10) ;; allow x, b after 0
+ 	 (cond
+ 	  ((eof-object? ch) (iter chl ty ba 5 ch))
+ 	  ((char=? #\x ch) (iter (cons ch chl) ty 16 1 (read-char)))
++          ((char=? #\b ch) (iter (cons ch chl) ty 2 1 (read-char)))
+ 	  (else (iter chl ty ba 1 ch))))
+ 	((15) ;; got `.' only
+ 	 (cond
+-- 
+2.18.0
+