allwpilib/wpilibc/build.gradle

apply plugin: 'cpp'
apply plugin: 'google-test'
apply plugin: 'visual-studio'
apply plugin: 'edu.wpi.first.NativeUtils'

apply from: '../config.gradle'

ext.addWpilibCCompilerArguments = { binary->
    tasks.withType(CppCompile) {
        binary.cppCompiler.args "-DNAMESPACED_WPILib"
    }
}

ext.addWpilibCToLinker = { binary->
    binary.lib project: ':wpilibc', library: 'wpilibc', linkage: 'shared'
}

def versionClass = """
/*
 * Autogenerated file! Do not manually edit this file. This version is regenerated
 * any time the publish task is run, or when this file is deleted.
 */
const char* GetWPILibVersion() {
  return "${WPILibVersion.version}";
}
""".trim()

def wpilibVersionFile = file('src/main/native/cpp/WPILibVersion.cpp')

def willPublish = false
gradle.taskGraph.addTaskExecutionGraphListener { graph ->
    willPublish = graph.hasTask(publish)
}

task generateCppVersion() {
    description = 'Generates the wpilib version class'
    group = 'WPILib'

    // We follow a simple set of checks to determine whether we should generate a new version file:
    // 1. If the release type is not development, we generate a new verison file
    // 2. If there is no generated version number, we generate a new version file
    // 3. If there is a generated build number, and the release type is development, then we will
    //    only generate if the publish task is run.
    doLast {
        if (!WPILibVersion.releaseType.toString().equalsIgnoreCase('official') && !willPublish && wpilibVersionFile.exists()) {
            return
        }
        println "Writing version ${WPILibVersion.version} to $wpilibVersionFile"

        if (wpilibVersionFile.exists()) {
            wpilibVersionFile.delete()
        }
        wpilibVersionFile.write(versionClass)
    }
}

clean {
    delete wpilibVersionFile
}

model {
    dependencyConfigs {
        wpiutil(DependencyConfig) {
            groupId = 'edu.wpi.first.wpiutil'
            artifactId = 'wpiutil-cpp'
            headerClassifier = 'headers'
            ext = 'zip'
            version = '3.+'
            sharedConfigs = [ wpilibc: [],
                              wpilibcTestingBaseTest: [],
                              wpilibcDev: [] ]
        }
        ntcore(DependencyConfig) {
            groupId = 'edu.wpi.first.ntcore'
            artifactId = 'ntcore-cpp'
            headerClassifier = 'headers'
            ext = 'zip'
            version = '4.+'
            sharedConfigs = [ wpilibc: [],
                              wpilibcTestingBaseTest: [],
                              wpilibcDev: [] ]
        }
        opencv(DependencyConfig) {
            groupId = 'org.opencv'
            artifactId = 'opencv-cpp'
            headerClassifier = 'headers'
            ext = 'zip'
            version = '3.2.0'
            sharedConfigs = [ wpilibc: [],
                              wpilibcTestingBaseTest: [],
                              wpilibcDev: [] ]
        }
        cscore(DependencyConfig) {
            groupId = 'edu.wpi.first.cscore'
            artifactId = 'cscore-cpp'
            headerClassifier = 'headers'
            ext = 'zip'
            version = '1.+'
            sharedConfigs = [ wpilibc: [],
                    wpilibcTestingBaseTest: [],
                    wpilibcDev: [] ]
        }
    }
    exportsConfigs {
        wpilibc(ExportsConfig) {
            x86ExcludeSymbols = [ '_CT??_R0?AV_System_error', '_CT??_R0?AVexception', '_CT??_R0?AVfailure',
                                  '_CT??_R0?AVbad_cast',
                                  '_CT??_R0?AVruntime_error', '_CT??_R0?AVsystem_error', '_CTA5?AVfailure',
                                  '_TI5?AVfailure' ]
            x64ExcludeSymbols = [ '_CT??_R0?AV_System_error', '_CT??_R0?AVexception', '_CT??_R0?AVfailure',
                                  '_CT??_R0?AVbad_cast',
                                  '_CT??_R0?AVruntime_error', '_CT??_R0?AVsystem_error', '_CTA5?AVfailure',
                                  '_TI5?AVfailure' ]
        }
    }
    components {
        wpilibc(NativeLibrarySpec) {
            sources {
                cpp {
                    source {
                        srcDirs = [ 'src/main/native/cpp' ]
                        includes = ["**/*.cpp"]
                    }
                    exportedHeaders {
                        srcDirs = ["src/main/native/include"]
                    }
                }
            }
        }
        // The TestingBase library is a workaround for an issue with the GoogleTest plugin.
        // The plugin by default will rebuild the entire test source set, which increases
        // build time. By testing an empty library, and then just linking the already built component
        // into the test, we save the extra build
        if (!project.hasProperty('onlyAthena')) {
            wpilibcTestingBase(NativeLibrarySpec) { }
        }
        // By default, a development executable will be generated. This is to help the case of
        // testing specific functionality of the library.
        if (!project.hasProperty('skipDevExe')) {
            wpilibcDev(NativeExecutableSpec) {
                binaries.all {
                    project.addWpilibCToLinker(it)
                }
                sources {
                    cpp {
                        source {
                            srcDirs 'src/dev/native/cpp'
                            include '**/*.cpp'
                        }
                        exportedHeaders {
                            srcDirs 'src/dev/native/include'
                        }
                    }
                }
            }
        }
    }
    testSuites {
        if (!project.hasProperty('onlyAthena')) {
            wpilibcTestingBaseTest {
                sources {
                    cpp.source.srcDir 'src/test/native/cpp'
                    cpp.exportedHeaders.srcDir 'src/test/native/include'
                }
            }
        }
    }
    binaries {
        all {
            tasks.withType(CppCompile) {
                dependsOn generateCppVersion
            }
            project(':hal').addHalCompilerArguments(it)
            project(':ni-libraries').addNiLibrariesToLinker(it)
            project(':hal').addHalToLinker(it)
            project.addWpilibCCompilerArguments(it)
        }
        withType(GoogleTestTestSuiteBinarySpec) {
            if (it.component.testedComponent.name.contains('TestingBase') && !project.hasProperty('onlyAthena')) {
                project(':gmock').addGmockToLinker(it)
                project.addWpilibCToLinker(it)
            } else {
                it.buildable = false
            }
        }
    }
    tasks {
        runCpp(Exec) {
            def found = false
            $.components.each {
                if (it in NativeExecutableSpec && it.name == 'wpilibcDev') {
                    it.binaries.each {
                        if (!found) {
                            def arch = it.targetPlatform.architecture.name
                            if (arch == 'x86-64' || arch == 'x86') {
                                dependsOn it.tasks.install
                                commandLine it.tasks.install.runScript
                                found = true
                            }
                        }
                    }
                }
            }
        }
        getHeaders(Task) {
            def list = []
            $.components.each {
                if (it in NativeLibrarySpec && it.name == 'wpilibc') {
                    it.sources.each {
                        it.exportedHeaders.srcDirs.each {
                            list.add(it)
                        }
                    }
                    it.binaries.each {
                        it.libs.each {
                            it.includeRoots.each {
                                list.add(it)
                            }
                        }
                    }
                }
            }
            list = list.unique(false)
            doLast {
                list.each {
                    print "WPIHEADER: "
                    println it
                }
            }
        }
    }
}

apply from: 'publish.gradle'