From ce00617796520790d2d33e919cd7b4c0d4fb5a78 Mon Sep 17 00:00:00 2001
From: Michal Sojka <michal.sojka@cvut.cz>
Date: Mon, 13 Dec 2021 18:58:24 +0100
Subject: [PATCH] Allow using single quotes in output file names

Gnuplot single-quoted strings have to escape single-quote characters
by doubling them.
---
 src/Gnuplot.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Gnuplot.jl b/src/Gnuplot.jl
index 18a8057..5f83824 100644
--- a/src/Gnuplot.jl
+++ b/src/Gnuplot.jl
@@ -925,7 +925,7 @@ function execall(gp::GPSession; term::AbstractString="", output::AbstractString=
         gpexec(gp, "unset multiplot")
         gpexec(gp, "set term $term")
     end
-    (output != "")  &&  gpexec(gp, "set output '$output'")
+    (output != "")  &&  gpexec(gp, "set output '$(replace(output, "'" => "''"))'")
 
     # printstyled("Plotting with terminal: " * terminal() * "\n", color=:blue, bold=true)