allwpilib/hal/build.gradle

ext {
    nativeName = 'hal'
    setBaseName = 'wpiHal'
    devMain = 'DevMain'
    niLibraries = true
    splitSetup = {
        if (it.targetPlatform.architecture.name == 'athena') {
            it.sources {
                athenaCpp(CppSourceSet) {
                    source {
                        srcDirs = ['src/main/native/athena', "$buildDir/generated/cpp"]
                        include '**/*.cpp'
                    }
                    exportedHeaders {
                        srcDirs 'src/main/native/include'
                    }
                }
            }
        } else {
            it.sources {
                simCpp(CppSourceSet) {
                    source {
                        srcDirs 'src/main/native/sim'
                        include '**/*.cpp'
                    }
                    exportedHeaders {
                        srcDirs 'src/main/native/include'
                    }
                }
            }
        }
    }
}

apply from: "${rootDir}/shared/jni/setupBuild.gradle"
apply from: 'simjni.gradle'

cppSourcesZip {
    from('src/main/native/athena') {
        into '/athena'
    }

    from('src/main/native/sim') {
        into '/sim'
    }

    from("$buildDir/generated/cpp") {
        into '/athena/jni'
    }

    dependsOn generateAthenaSimFiles
}

model {
    // 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 {
        hal(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']
        }
        halJNI(ExportsConfig) {
            x86SymbolFilter = { symbols ->
                def retList = []
                symbols.each { symbol ->
                    if (symbol.startsWith('HAL_') || symbol.startsWith('Java_') || symbol.startsWith('JNI_')) {
                        retList << symbol
                    }
                }
                return retList
            }
            x64SymbolFilter = { symbols ->
                def retList = []
                symbols.each { symbol ->
                    if (symbol.startsWith('HAL_') || symbol.startsWith('Java_') || symbol.startsWith('JNI_')) {
                        retList << symbol
                    }
                }
                return retList
            }
        }
    }
}