From bb73601705318258519436558a63ec5e38e0de58 Mon Sep 17 00:00:00 2001
From: nanoric <nanoric@qq.com>
Date: Mon, 15 Apr 2019 08:59:57 -0400
Subject: [PATCH] [Mod] use CC and CXX (specific in MATRIX_EVAL)

---
 .travis.yml | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index b1268f55..68f911b2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,6 +10,9 @@ services:
   - mysql
   - postgresql
 
+before_install:
+  - eval "${MATRIX_EVAL}"
+
 before_script:
   - psql -d postgresql://postgres:${VNPY_TEST_POSTGRESQL_PASSWORD}@localhost -c "create database vnpy;"
   - mysql -u root --password=${VNPY_TEST_MYSQL_PASSWORD} -e 'CREATE DATABASE vnpy;'
@@ -38,10 +41,6 @@ matrix:
             - g++-8
       env:
         - MATRIX_EVAL="CC=gcc-8 && CXX=g++-8"
-      before_install:
-        - sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-8 90
-        - sudo update-alternatives --install /usr/bin/c++ c++ /usr/bin/g++-8 90
-        - sudo update-alternatives --install /usr/bin/gcc cc /usr/bin/gcc-8 90
       install:
         # update pip & setuptools
         - python -m pip install --upgrade pip wheel setuptools
@@ -58,10 +57,6 @@ matrix:
             - g++-7
       env:
         - MATRIX_EVAL="CC=gcc-7 && CXX=g++-7"
-      before_install:
-        - sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-7 90
-        - sudo update-alternatives --install /usr/bin/c++ c++ /usr/bin/g++-7 90
-        - sudo update-alternatives --install /usr/bin/gcc cc /usr/bin/gcc-7 90
       install:
         # Linux install script
         - python -m pip install --upgrade pip wheel setuptools