From 51a92bc8706ab020f519f3867a0fb0e7440fb309 Mon Sep 17 00:00:00 2001
From: whitequark <whitequark@whitequark.org>
Date: Mon, 17 Dec 2018 23:46:46 +0000
Subject: [PATCH] Travis: cache Yosys installation explicitly.

---
 .travis.yml | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 2fd2ffb..bb32bae 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,11 +6,13 @@ python:
 cache:
   directories:
     - "$HOME/.ccache"
+    - "$HOME/.local"
 before_install:
-  - export PATH="/usr/lib/ccache:$PATH"
+  - export PATH="/usr/lib/ccache:$HOME/.local/bin:$PATH"
 install:
   - pip install coverage codecov pyvcd
-  - git clone https://github.com/YosysHQ/yosys && (cd yosys && make CONFIG=gcc ENABLE_ABC=0)
+  - git clone https://github.com/YosysHQ/yosys
+  - (cd yosys && if ! yosys -V || [ $(git rev-parse HEAD $(yosys -V | awk 'match($0,/sha1 ([0-9a-f]+)/,m) { print m[1] }') | uniq | wc -l) != 1 ]; then make CONFIG=gcc ENABLE_ABC=0 PREFIX=$HOME/.local install; fi)
 script:
   - coverage run -m unittest discover
   - codecov
-- 
2.30.2