From 926ee54036f7922829355027d9be4029b0831e3a Mon Sep 17 00:00:00 2001
From: Artur Klauser <Artur.Klauser@computer.org>
Date: Sat, 28 Dec 2019 09:51:11 +0100
Subject: [PATCH] Fix OSX build on Travis

Symlink was failing due to pre-existing target file:
  sudo ln -s /usr/local/bin/gsha512sum /usr/local/bin/sha512sum
  ln: /usr/local/bin/sha512sum: File exists
---
 .compile_binaries | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.compile_binaries b/.compile_binaries
index 4ec71de..b535ae9 100755
--- a/.compile_binaries
+++ b/.compile_binaries
@@ -59,8 +59,8 @@ build_osx() {
   # Darwin x86_64 executable
   brew update
   brew install cabal-install pandoc gnu-tar
-  sudo ln -s /usr/local/bin/gsha512sum /usr/local/bin/sha512sum
-  sudo ln -s /usr/local/bin/gtar /usr/local/bin/tar
+  sudo ln -sf /usr/local/bin/gsha512sum /usr/local/bin/sha512sum
+  sudo ln -sf /usr/local/bin/gtar /usr/local/bin/tar
   export PATH="/usr/local/bin:$PATH"
 
   cabal update