#!/bin/bash
# Date:2018/11/29
# Author:  linyaohong
# BLOG:  https://www.linyaohong.com
# QQ:122123498
# Version:1.0
# User: Centos 7
export PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin
jemalloc_ver=jemalloc-5.1.0
Install_Jemalloc(){
    yum install bzip2
    if [ ! -e "/usr/local/lib/libjemalloc.so" ]; then
        [ ! -e ${jemalloc_ver}.tar.bz2 ] && wget https://mirrors.linyaohong.com/src/jemalloc/${jemalloc_ver}.tar.bz2
        tar xjf ${jemalloc_ver}.tar.bz2
        cd $jemalloc_ver
        LDFLAGS="${LDFLAGS} -lrt" ./configure
        make -j ${THREAD} && make install
        unset LDFLAGS
        cd ..
        if [ -f "/usr/local/lib/libjemalloc.so" ]; then
             ln -s /usr/local/lib/libjemalloc.so.2 /usr/lib64/libjemalloc.so.1
             [ -z "`grep /usr/local/lib /etc/ld.so.conf.d/*.conf`" -a -z "`grep /usr/local/lib /etc/ld.so.conf`" ] && echo '/usr/local/lib' > /etc/ld.so.conf.d/local.conf
             ldconfig
             echo "jemalloc module installed successfully! "
             rm -rf ${jemalloc_ver}
        else
            echo "jemalloc install failed, Please contact the author! "
            kill -9 $$
        fi
    else
        echo  "libjemalloc.so is existing"
    fi
}