fix install deps for centos (#1084)

* fix install deps for centos

* install glibc-2.18 on centos

* fix install_svt_hevc

Author: lijinxia

scripts/detectOS.sh

@@ -2,8 +2,9 @@
 #
 # http://eh.meklu.org/script/meksysinfo
 
-lsb_release >/dev/null 2>/dev/null
-if [ $? = 0 ]
+lsb_release_ret=0
+lsb_release >/dev/null 2>/dev/null || lsb_release_ret=$?
+if [ $lsb_release_ret = 0 ]
 then
   lsb_release -ds | sed 's/^\"//g;s/\"$//g'
 # a bunch of fallbacks if no lsb_release is available

scripts/installCentOSDeps.sh

@@ -39,6 +39,7 @@ installYumDeps(){
   ${SUDO} yum install centos-release-scl -y
   ${SUDO} yum install devtoolset-7-gcc* -y
   ${SUDO} yum install docbook2X -y
+  ${SUDO} yum install libffi-devel -y
 }
 
 installRepo(){
@@ -65,12 +66,26 @@ install_mediadeps(){
 
 install_glibc(){
   cd $LIB_DIR
-  wget -c http://gnu.mirrors.pair.com/gnu/libc/glibc-2.14.tar.xz
-  tar xvf glibc-2.14.tar.xz
-  cd glibc-2.14
+  wget http://ftp.gnu.org/gnu/glibc/glibc-2.18.tar.gz 
+  tar zxf glibc-2.18.tar.gz
+  cd glibc-2.18
   mkdir -p build && cd build/
-  ../configure --prefix=$PREFIX_DIR
-  make -j4 -s && make install
+  ../configure --prefix=/usr
+  make -j4 && make install
+}
+
+install_python3(){
+  if [ -f /usr/bin/python3 ]; then
+    echo "python3 already installed." && return 0
+  fi
+  cd $LIB_DIR
+  wget https://www.python.org/ftp/python/3.7.0/Python-3.7.0.tar.xz
+  tar xvf Python-3.7.0.tar.xz
+  cd Python-3.7.0
+  ./configure prefix=/usr/local/python3
+  make && make install
+  ln -s /usr/local/python3/bin/python3 /usr/bin/python3
+  cd ../ && rm -r Python-3.7*
 }
 
 cleanup(){

scripts/installCommonDeps.sh

@@ -513,6 +513,11 @@ install_svt_hevc(){
     pushd SVT-HEVC >/dev/null
     git checkout v1.3.0
 
+    if [[ "$OS" =~ .*centos.* ]]
+    then
+      source scl_source enable devtoolset-7
+    fi
+
     mkdir -p build
     pushd build >/dev/null
     cmake -DCMAKE_C_FLAGS="-std=gnu99" -DCMAKE_INSTALL_PREFIX=${PREFIX_DIR} ..

scripts/installDeps.sh

@@ -79,6 +79,20 @@ then
     [Yy]* ) install_boost;;
     * ) install_boost;;
   esac
+
+  read -p "Installing glibc-2.18 [Yes/no]" yn
+  case $yn in
+    [Nn]* ) ;;
+    [Yy]* ) install_glibc;;
+    * ) install_glibc;;
+  esac
+
+   read -p "Installing python3 [Yes/no]" yn
+  case $yn in
+    [Nn]* ) ;;
+    [Yy]* ) install_python3;;
+    * ) install_python3;;
+  esac
 elif [[ "$OS" =~ .*ubuntu.* ]]
 then
   . installUbuntuDeps.sh

scripts/installDepsUnattended.sh

@@ -65,6 +65,8 @@ then
     installRepo
     installYumDeps
     install_boost
+    install_glibc
+    install_python3
   fi
 elif [[ "$OS" =~ .*ubuntu.* ]]
 then