ReadME update (#8)

* readme and build script clean up

README.md

@@ -17,7 +17,7 @@ Kernels included:
   * Performance optimized Level 3 through 9 compression from Intel's [Open Source Technology Center](https://01.org/) [zlib](https://github.com/jtkukunas/zlib) library.
 
 # Building GKL
-GKL release binaries are built on CentOS 6 to enable running on most Linux distributions (see [holy-build-box](https://github.com/phusion/holy-build-box#problem-introduction) for a good discription of portability issues).
+GKL release binaries are built on CentOS 7, to enable running on most Linux distributions (see [holy-build-box](https://github.com/phusion/holy-build-box#problem-introduction) for a good discription of portability issues).
 
 ## Requirements
 * Java JDK 8
@@ -34,17 +34,18 @@ GKL release binaries are built on CentOS 6 to enable running on most Linux distr
 Run these commands to setup the build environment on CentOS:
 ```
 sudo yum install -y java-1.8.0-openjdk-devel git cmake patch libtool automake yasm zlib-devel centos-release-scl
-sudo yum install -y devtoolset-4-gcc-c++
-source scl_source enable devtoolset-4
+sudo yum install -y devtoolset-7-gcc-c++
+source scl_source enable devtoolset-7
 ```
 
 ## Build and Test
-After build requirements are met, clone, build, and test:
+After build requirements are met, clone, and build :
 ```
 git clone https://github.com/Intel-HLS/GKL.git
 cd GKL
-./gradlew test
+./gradlew build
 ```
+For more details check `build.sh`
 
 # License
 All code is licensed under the [MIT License](https://opensource.org/licenses/MIT), except:

build.sh

@@ -1,14 +1,32 @@
+#!/usr/bin/env bash
+
  install_dep(){
- curl -s https://packagecloud.io/install/repositories/github/git-lfs/script.rpm.sh | sudo bash
- sudo yum install -y git-lfs
- git lfs install
- sudo yum install -y java-1.8.0-openjdk-devel git cmake patch libtool automake yasm zlib-devel centos-release-scl
- sudo yum install -y devtoolset-7-gcc-*
-}
-echo "Installing dependencies"
+     if ! rpm -qa | grep git-lfs; then
+        curl -s https://packagecloud.io/install/repositories/github/git-lfs/script.rpm.sh | sudo bash
+        sudo yum install -y git-lfs
+        git lfs install
+      fi
+
+     pkg_list=( java-1.8.0-openjdk-devel git cmake patch libtool automake yasm zlib-devel centos-release-scl devtoolset-7-gcc-c++ )
+     for pkg in ${pkg_list[*]}; do
+         if ! rpm -qa | grep ${pkg}; then
+            sudo yum install -y $pkg
+         fi
+     done;
+ }
+
+echo "Checking dependencies"
 install_dep
+
+echo "Setting GCC"
 source scl_source enable devtoolset-7
-# export JAVA_PROXY="-Dhttp.proxyHost=proxy.example.com -Dhttp.proxyPort=1234 -Dhttps.proxyHost=proxy.example.com -Dhttps.proxyPort=1234"
-# gcc --version
+gcc --version
+
+echo "Setting proxy"
+PROXY_HOST=`echo $https_proxy | tr -s '/' ':' | cut -d ':' -f2`
+PROXY_PORT=`echo $https_proxy | tr -s '/' ':' | cut -d ':' -f3`
+export JAVA_PROXY="-Dhttps.proxyHost=$PROXY_HOST -Dhttps.proxyPort=$PROXY_PORT"
+
+echo "Clean and Build"
 ./gradlew $JAVA_PROXY clean
-./gradlew $JAVA_PROXY build 
+./gradlew $JAVA_PROXY build