def cmake_tasks(os_labels, configs, DL_on_off) {
    tasks = [:]
    def DL_dir_labels = ['ON': 'DL', 'OFF': 'noDL']
    for(int i = 0; i < os_labels.size(); i++) {
       def os = os_labels[i]
       for (int j = 0; j < configs.size(); j++) {
          for (int k = 0; k < DL_on_off.size(); k++) {
             def config = configs[j]
             def DL = DL_on_off[k]
             def DL_dir_label = DL_dir_labels["${DL}"]
             def generator = "Ninja"
             def steps = [[withCmake: true]]
             def cmakeArgs = "-Dsomevar=somevalue"
             def cmake_inst = 'InSearchPath'
             
             tasks["${os}/${config}/${DL_dir_label}"] = {
                node("build && ${os}") {
                   stage("${os}/${config}/${DL_dir_label}") {
                       if (os == "windows") {
                           // does not matter
                       } else {
                           cmakeBuild(buildDir: "build_${config}_${DL_dir_label}", 
                                      buildType: config, 
                                      cleanBuild: true, 
                                      cmakeArgs: cmakeArgs, 
                                      generator: generator, 
                                      installation: cmake_inst, 
                                      sourceDir: ".", 
                                      steps: steps)
                       }
                   }
                }
             }
          }
       }
    }
    return tasks
}

pipeline {
    agent none
    stages {
        stage('Configure & Build') {
           steps {
              script { 
                 def OSes = ["windows", "linux"] 
                 def configs = ["Release", "Debug"] 
                 def DL_inc = ["ON", "OFF"] 
                 parallel cmake_tasks(OSes, configs, DL_inc) 
              }
           }
        }
    }
}

 

Cleaning build dir /jenkins/workspace/project@7/build_Debug_DL ... [build_Debug_DL] $ cmake -G Ninja -D CMAKE_BUILD_TYPE=Debug -Dsomevar=somevalue /jenkins/workspace/project@7
CMake Error: The source directory "/jenkins/workspace/project@7/build_Debug_DL/CMAKE_BUILD_TYPE=Debug" does not exist.
Specify --help for usage, or press the help button on the CMake GUI.