From 5de45cb2476e4942c986d9279b9adad60e8e7d75 Mon Sep 17 00:00:00 2001
From: Rodrigo Arias Mallo <rodrigo.arias@bsc.es>
Date: Wed, 21 Apr 2021 17:42:40 +0200
Subject: [PATCH] rplot: patch generated PDFs to use hyphen

The ISOLatin1 encoding uses /minus as char 45, while the (-) symbol used
in the paths is a /hyphen. This hack allows the paths in the generated
PDFs to be copied directly into a terminal.
---
 garlic/pp/rplot.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/garlic/pp/rplot.nix b/garlic/pp/rplot.nix
index faaef53..cf194b6 100644
--- a/garlic/pp/rplot.nix
+++ b/garlic/pp/rplot.nix
@@ -149,6 +149,11 @@ in stdenv.mkDerivation {
     ln -s $dataset input
     Rscript --vanilla ${script} ${dataset} "$out"
 
+    # HACK: replace the \minus for a \hyphen to keep the file paths intact, so
+    # they can be copied to the terminal directly. The StandardEncoding is not
+    # working (AdobeStd.enc).
+    find "$out" -name '*.pdf' | xargs -l1 sed -i 's.45/minus.45/hyphen.g'
+
     if [ "''${dataset##*.}" == gz ]; then
       gunzip --stdout $dataset
     else