From be92ad1eb4fc3b665b1bb4eda82e4c744e501765 Mon Sep 17 00:00:00 2001
From: Akim Demaille <akim.demaille@gmail.com>
Date: Wed, 2 Oct 2019 17:54:54 +0200
Subject: [PATCH] CI: remove the symlink before creating it

Currently we fail if we rerun a job that succeeded to push the
tarball.
---
 .travis.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index be396eaf..e51ebc4a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -68,7 +68,9 @@ jobs:
         # tarball on a name that only depends on the Travis build number.
         #
         # Without -b -, exit status is always 0.
-        - sftp -b - bison@sftp.lrde.epita.fr <<< "put $dist"$'\n'"ln -s $dist bison-$TRAVIS_BUILD_NUMBER.tar.xz"
+        #
+        # If we rerun a job that was already uploaded, 'ln -s' will fail: remove beforehand.
+        - sftp -b - bison@sftp.lrde.epita.fr <<< "put $dist"$'\n'"-rm bison-$TRAVIS_BUILD_NUMBER.tar.xz"$'\n'"ln -s $dist bison-$TRAVIS_BUILD_NUMBER.tar.xz"
 
     ## ------- ##
     ## First.  ##