ceph/src/jaegertracing/opentelemetry-cpp/tools/setup-cmake.sh

   1 #!/bin/bash
   2 #
   3 # This script installs latest CMake on Linux machine
   4 #
   5 export PATH=/usr/local/bin:$PATH
   6 # Min required CMake version
   7 export CMAKE_MIN_VERSION=${1:-3.1.0}
   8 # Target version to install if min required is not found
   9 export CMAKE_VERSION=${2:-3.18.4}
  10
  11 UPGRADE_NEEDED=no
  12
  13 function splitVersion {
  14   pattern='([^0-9]*\([0-9]*\)[.]\([0-9]*\)[.]'
  15   v1=$(cut -d '.' -f 1 <<< $ver )
  16   v2=$(cut -d '.' -f 2 <<< $ver )
  17   v3=$(cut -d '.' -f 3 <<< $ver )
  18 }
  19
  20 function checkVersion {
  21   # Current CMake version
  22   currVer=`cmake --version | grep version | cut -d' ' -f 3`
  23   ver=$currVer splitVersion
  24   cv1=$v1
  25   cv2=$v2
  26   cv3=$v3
  27   cv=`echo "65536*$v1+256*$v2+$v3" | bc`
  28
  29   # New CMake version
  30   ver=$CMAKE_MIN_VERSION splitVersion
  31   nv=`echo "65536*$v1+256*$v2+$v3" | bc`
  32   if [ "$cv" -ge "$nv" ]; then
  33     echo "CMake is already installed: $currVer"
  34   else
  35     UPGRADE_NEEDED=yes
  36   fi
  37 }
  38
  39 checkVersion
  40
  41 if [[ "$UPGRADE_NEEDED" == "no" ]]; then
  42   echo "Skipping CMake installation"
  43   exit 0
  44 fi
  45
  46 # Download cmake to /tmp
  47 pushd /tmp
  48 if [[ ! -f "/tmp/cmake.tar.gz" ]]; then
  49   wget -O /tmp/cmake.tar.gz https://github.com/Kitware/CMake/releases/download/v${CMAKE_VERSION}/cmake-${CMAKE_VERSION}.tar.gz
  50   tar -zxvf /tmp/cmake.tar.gz
  51 fi
  52 # Bootstrap CMake
  53 cd cmake-${CMAKE_VERSION}
  54 ./bootstrap --prefix=/usr/local
  55 # Build CMake without CMake and without Ninja (slow)
  56 make
  57 make install
  58 popd