centos notes

This will give us the debug symbols for the lib* packages and install the devtoolset that has gcc 7 (or anything 6.3 or newer is fine, but 7 or 8 is better)

Install jsoncpp from fedora's rhel7 mirror See https://centos.pkgs.org/7/epel-x86_64/jsoncpp-0.10.5-2.el7.x86_64.rpm.html

get epl from http://dl.fedoraproject.org/pub/epel/

To install:

rpm -Uvh epel-release*rpm
yum install jsoncpp

Install cmake using ghettoforge-plus

Get gf-release*rpm from http://mirror.ghettoforge.org/distributions/gf/el/7/gf/x86_64/

To install:

rpm -Uhv gf-release*rpm
yum --enablerepo=gf-plus install cmake

enable software collections [http://xmodulo.com/enable-software-collections-centos.html]

sudo yum update

edit /etc/yum.repos.d/CentOS-Debuginfo.repo
# change enabled=1

sudo yum -y install yum-utils centos-release-scl scl-utils-build devtoolset-7  git ncurses-devel rh-git29 cmake3

debuginfo-install libgcc-4.8.5-11.el7.x86_64 libstdc++-4.8.5-11.el7.x86_64

# Start using SCL now to use the newer GCC

scl enable devtoolset-7 rh-git29 bash

# Check the version of cmake3 with ```cmake3 --version```

# Check the version of gcc with ```gcc --version```