From 1c98edb23b320d1723954fd63ca4be2d8616a3fb Mon Sep 17 00:00:00 2001
From: rrt <rrt@sc3d.org>
Date: Mon, 20 Jun 2016 23:10:46 +0100
Subject: Fall back to od -x, and use hexdump lexer

---
 external/autopygmentize | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

(limited to 'external')

diff --git a/external/autopygmentize b/external/autopygmentize
index 9b030fac..26fe365c 100755
--- a/external/autopygmentize
+++ b/external/autopygmentize
@@ -74,14 +74,22 @@ case $(file $file_common_opts --mime-type "$file") in
     application/x-xz)    concat=xzcat;;
 esac
 
-# Find a reader: either a suitable lexer, or hd for binary files
-reader=""
+# Find a suitable lexer, preceded by a hex dump for binary files
+prereader=""
 encoding=$(file --mime-encoding --uncompress $file_common_opts "$file")
 if [[ $encoding == "binary" ]]; then
-    reader=hd
-elif [[ -n "$lexer" ]]; then
+    prereader="od -x" # POSIX fallback
+    if [[ -n $(which hd) ]]; then
+        prereader="hd" # preferred
+    fi
+    lexer=hexdump
+fi
+if [[ -n "$lexer" ]]; then
     reader="pygmentize -O inencoding=$encoding $PYGMENTIZE_OPTS $options -l $lexer"
 fi
+if [[ -n "$prereader" ]]; then
+    reader="$prereader | $reader"
+fi
 
 # If we found a reader, run it
 if [[ -n "$reader" ]]; then
-- 
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