Android.bp

// https://ci.android.com/builds/latest/branches/aosp-build-tools/targets/linux/view/soong_build.html

cc_defaults {
    name: "llvmlibc_defaults",
    cppflags: [
        // Necessary to build.
        "-DLIBC_NAMESPACE=llvmlibc",
    ],
    arch: {
        // TODO: https://github.com/llvm/llvm-project/issues/93709
        // llvm-libc does not (yet) support 32b x86.
        x86: {
            enabled: false,
        },
        // TODO: https://github.com/llvm/llvm-project/issues/93738
        // llvm-libc does not (yet) support --target=armv7a-linux -mthumb
        arm: {
            cppflags: ["-marm"],
        },
    },
}

cc_library_static {
    name: "llvmlibc",
    defaults: ["llvmlibc_defaults"],
    visibility: [
        "//bionic/libc",
    ],
    include_dirs: [
        "external/llvm-libc",
    ],
    srcs: [
        "src/stdlib/bsearch.cpp",
    ],
    cppflags: [
        // Necessary for non-namespaced exports.
        "-DLIBC_COPT_PUBLIC_PACKAGING",
    ],
    // No C++ runtime.
    stl: "none",
    // No crt_begin and crt_end.
    nocrt: true,
    // Needs to be unset from the default value in order to avoid creating a
    // cyclic dependency between llvm-libc and bionic's libc.
    system_shared_libs: [],

    // Bionic's libc's dependencies must have these set, or the build will fail
    // due to missing a "ramdisk", "vendor_ramdisk", and "recovery" variants.
    native_bridge_supported: true,
    ramdisk_available: true,
    recovery_available: true,
    vendor_ramdisk_available: true,

    // Bionic's dependencies must also set this.
    apex_available: ["com.android.runtime"],

    // When llvm-libc includes <stdlib.h>, use bionic's headers for these.
    header_libs: ["libc_headers"],
}

cc_test_library {
    name: "llvmlibc_test_harness",
    defaults: ["llvmlibc_defaults"],
    srcs: [
        "test/UnitTest/LibcTest.cpp",
        "test/UnitTest/TestLogger.cpp",
        "test/UnitTest/LibcTestMain.cpp",
    ],
}

cc_defaults {
    name: "llvmlibc_test_defaults",
    defaults: ["llvmlibc_defaults"],
    static_libs: [
        "llvmlibc",
        "llvmlibc_test_harness",
    ],
    // Do not try to link against gtest. llvm-libc has its own pseudo-gtest
    // framework.
    gtest: false,
    // Needed to avoid the diagnostic:
    // WARNING: Please add {test name} to either suite:
    // ['device-tests', 'general-tests'] for this TEST_MAPPING file to work
    // with TreeHugger.
    test_suites: ["device-tests"],
}

cc_test {
    name: "llvmlibc_stdlib_bsearch_test",
    defaults: ["llvmlibc_test_defaults"],
    srcs: ["test/src/stdlib/bsearch_test.cpp"],
}