allwpilib/hal/build.gradle

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

apply from: '../config.gradle'

ext.addHalCompilerArguments = { binary->
    if (binary.targetPlatform.architecture.name == 'athena') {
        tasks.withType(CppCompile) {
            binary.cppCompiler.args "-DCONFIG_ATHENA"
        }
    }
    tasks.withType(CppCompile) {
        binary.cppCompiler.args "-DNAMESPACED_PRIORITY"
    }
}

ext.addHalToLinker = { binary->
    if (binary.targetPlatform.architecture.name == 'athena') {
        binary.lib project: ':hal', library: 'halAthena', linkage: 'shared'
    } else {
        binary.lib project: ':hal', library: 'halSim', linkage: 'shared'
    }
}

model {
    dependencyConfigs {
        wpiutil(DependencyConfig) {
            groupId = 'edu.wpi.first.wpiutil'
            artifactId = 'wpiutil-cpp'
            headerClassifier = 'headers'
            ext = 'zip'
            version = '3.+'
            sharedConfigs = [ halAthena: [], halSim: [], halDev: [], halSimTestingBaseTest: [] ]
            staticConfigs = [ halSimStaticDeps: [] ]
        }
    }
    // Exports config is a utility to enable exporting all symbols in a C++ library on windows to a DLL.
    // This removes the need for DllExport on a library. However, the gradle C++ builder has a bug
    // where some extra symbols are added that cannot be resolved at link time. This configuration
    // lets you specify specific symbols to exlude from exporting.
    exportsConfigs {
        halSim(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' ]
        }
        halSimStaticDeps(ExportsConfig) {
            x86SymbolFilter = { symbols->
                def retList = []
                symbols.each { symbol->
                    if (symbol.startsWith('HAL_')) {
                        retList << symbol
                    }
                }
                return retList
            }
            x64SymbolFilter = { symbols->
                def retList = []
                symbols.each { symbol->
                    if (symbol.startsWith('HAL_')) {
                        retList << symbol
                    }
                }
                return retList
            }
        }
    }
    components {
        if (!project.hasProperty('skipAthena')) {
            halAthena(NativeLibrarySpec) {
                baseName = 'wpiHal'
                sources {
                    cpp {
                        source {
                            srcDirs = [ 'src/main/native/shared', 'src/main/native/athena' ]
                            includes = ["**/*.cpp"]
                        }
                        exportedHeaders {
                            srcDirs = ["src/main/native/include"]
                        }
                    }
                }
                binaries.all { binary->
                    if (binary.targetPlatform.architecture.name != 'athena') {
                        binary.buildable = false
                    }
                }
            }
        }
        if (!project.hasProperty('onlyAthena')) {
            halSim(NativeLibrarySpec) {
                baseName = 'wpiHal'
                sources {
                    cpp {
                        source {
                            srcDirs = [ 'src/main/native/shared', 'src/main/native/sim' ]
                            includes = ["**/*.cpp"]
                        }
                        exportedHeaders {
                            srcDirs = ["src/main/native/include"]
                        }
                    }
                }
                binaries.all { binary ->
                    if (binary.targetPlatform.operatingSystem.linux) {
                        linker.args "-ldl"
                    }
                }
            }
            if (project.hasProperty('buildHalStaticDeps')) {
                halSimStaticDeps(NativeLibrarySpec) {
                    baseName = 'wpiHal'
                    binaries {
                        withType(StaticLibraryBinarySpec) {
                            buildable = false
                        }
                    }
                    sources {
                        cpp {
                            source {
                                srcDirs = [ 'src/main/native/shared', 'src/main/native/sim' ]
                                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
        halSimTestingBase(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')) {
            halDev(NativeExecutableSpec) {
                binaries.all {
                    project.addHalToLinker(it)
                }
                sources {
                    cpp {
                        source {
                            srcDirs 'src/dev/native/cpp'
                            include '**/*.cpp'
                        }
                        exportedHeaders {
                            srcDirs 'src/dev/native/include'
                        }
                    }
                }
            }
        }
    }
    testSuites {
        halSimTestingBaseTest {
            sources {
                cpp.source.srcDir 'src/test/native/cpp'
                cpp.exportedHeaders.srcDir 'src/test/native/include'
            }
        }
    }
    binaries {
        all {
            project.addHalCompilerArguments(it)
            project(':ni-libraries').addNiLibrariesToLinker(it)
        }
        withType(GoogleTestTestSuiteBinarySpec) {
            if (it.component.testedComponent.name.contains('TestingBase') && !project.hasProperty('onlyAthena')) {
                project(':gmock').addGmockToLinker(it)
                project.addHalToLinker(it)
            } else {
                it.buildable = false
            }
        }
    }
    tasks {
        runCpp(Exec) {
            def found = false
            $.components.each {
                if (it in NativeExecutableSpec && it.name == 'halDev') {
                    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 == 'halAthena' || it.name == 'halSim')) {
                    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'