Android.bp

// This file is generated by cargo2android.py --device --run --dependencies --test.

// We renamed the shared_libs dependence from libsqlite3 to libsqlite.

rust_library {
    name: "liblibsqlite3_sys",
    host_supported: true,
    crate_name: "libsqlite3_sys",
    srcs: ["src/lib.rs"],
    edition: "2018",
    // Note that the following features are default for this package,
    // unrelated to the generation of bindings for external/sqlite.
    // We might need to consider the non-default features for Android.
    // If you add/change features, please check any impact to bindgen flags.
    features: [
        "default",
        "min_sqlite_version_3_6_8",
        "pkg-config",
        "vcpkg",
    ],
    shared_libs: [
        "libsqlite",
    ],
    arch: {
        // depend on external/sqlite/rust bindgen modules
        // and include the output file from those modules
        x86: {
           srcs: [":sqlite3_bindgen_x86"],
        },
        x86_64: {
           srcs: [":sqlite3_bindgen_x86_64"],
        },
        arm: {
           srcs: [":sqlite3_bindgen_arm"],
        },
        arm64: {
           srcs: [":sqlite3_bindgen_arm64"],
        },
    },
}

rust_defaults {
    name: "libsqlite3-sys_defaults",
    crate_name: "libsqlite3_sys",
    srcs: ["src/lib.rs"],
    test_suites: ["general-tests"],
    auto_gen_config: true,
    edition: "2018",
    features: [
        "default",
        "min_sqlite_version_3_6_8",
        "pkg-config",
        "vcpkg",
    ],
    shared_libs: [
        "libsqlite",
    ],
    arch: {
        // depend on external/sqlite/rust bindgen modules
        // and include the output file from those modules
        x86: {
           srcs: [":sqlite3_bindgen_x86"],
        },
        x86_64: {
           srcs: [":sqlite3_bindgen_x86_64"],
        },
        arm: {
           srcs: [":sqlite3_bindgen_arm"],
        },
        arm64: {
           srcs: [":sqlite3_bindgen_arm64"],
        },
    },
}

rust_test_host {
    name: "libsqlite3-sys_host_test_src_lib",
    defaults: ["libsqlite3-sys_defaults"],
}

rust_test {
    name: "libsqlite3-sys_device_test_src_lib",
    defaults: ["libsqlite3-sys_defaults"],
}

// dependent_library ["feature_list"]
//   pkg-config-0.3.18

// Extra modules to generate bindings for external/sqlite.
// Generated file is called bindgen.rs and saved into android/<arch>/bindings.rs.

common_bindgen_flags = " -o $(out) $(in) -- -MD -MF $(depfile)"

// Here is the place to add bindgen flags for sqlite3.
// The following ignore options are copied from build.rs.
sqlite3_bindgen_flags =
      " --blacklist-function sqlite3_vmprintf"
    + " --blacklist-function sqlite3_vsnprintf"
    + " --blacklist-function sqlite3_str_vappendf"
    + " --blacklist-type va_list"
    + " --blacklist-type __builtin_va_list"
    + " --blacklist-type __gnuc_va_list"
    + " --blacklist-type __va_list_tag"
    + " --blacklist-item __GNUC_VA_LIST"

// The cflags defined in cc_defaults of external/sqlite/dist/Android.bp
// should be passed to clang for bindgen.
// The list of strings used in cflags cannot be easily
// shared with the command string used in genrule yet,
// since there is no string join function in .bp.
sqlite3_bindgen_clang_flags = " -I external/sqlite/dist"
    + " -DNDEBUG=1"
    + " -DHAVE_USLEEP=1"
    + " -DSQLITE_HAVE_ISNAN"
    + " -DSQLITE_DEFAULT_JOURNAL_SIZE_LIMIT=1048576"
    + " -DSQLITE_THREADSAFE=2"
    + " -DSQLITE_TEMP_STORE=3"
    + " -DSQLITE_POWERSAFE_OVERWRITE=1"
    + " -DSQLITE_DEFAULT_FILE_FORMAT=4"
    + " -DSQLITE_DEFAULT_AUTOVACUUM=1"
    + " -DSQLITE_ENABLE_MEMORY_MANAGEMENT=1"
    + " -DSQLITE_ENABLE_FTS3"
    + " -DSQLITE_ENABLE_FTS3_BACKWARDS"
    + " -DSQLITE_ENABLE_FTS4"
    + " -DSQLITE_OMIT_BUILTIN_TEST"
    + " -DSQLITE_OMIT_COMPILEOPTION_DIAGS"
    + " -DSQLITE_OMIT_LOAD_EXTENSION"
    + " -DSQLITE_DEFAULT_FILE_PERMISSIONS=0600"
    + " -DSQLITE_SECURE_DELETE"
    + " -DSQLITE_ENABLE_BATCH_ATOMIC_WRITE"
    + " -DBIONIC_IOCTL_NO_SIGNEDNESS_OVERLOAD"
    + " -DHAVE_POSIX_FALLOCATE=1"
    // extra -D flags for android targets
    + " -DUSE_PREAD64"
    + " -Dfdatasync=fdatasync"
    + " -DHAVE_MALLOC_H=1"
    + " -DHAVE_MALLOC_USABLE_SIZE"
    + " -Wno-unused-parameter"

genrule_defaults {
    name: "sqlite3_bindgen_defaults",
    tools: ["bindgen.sh", "bindgen"],
    depfile: true,
    srcs: ["android/bindgen.h"],
    out: ["bindgen.rs"],
}

// This is a temporary hack to fix bindgen output files,
// until a newer bindgen can do it with a flag.
// The default int type for macros are changed
// from u32 to i32 to work with other existing Rust.
// Both u32 and i32 values should work with C libsqlite
// as those macros have values in both i32 and u32 range.
// See comments in later genrule modules about diff/patch
// to detect and fix errors.
bindgen_post_edit_cmd = " sed -i 's/: u32 /: i32 /' $(out) &&"

genrule_default_cmd = "$(location bindgen.sh)"
    + sqlite3_bindgen_flags
    + common_bindgen_flags
    + sqlite3_bindgen_clang_flags

// In these genrule modules, diff -U3 is used to check if the
// generated files are the same as the saved version.
// This also catches any change made by bindgen_post_edit_cmd.
// Any sed command failure or output difference will stop the genrule module.
// To fix and resume the build, the diff -U3 output in stdout should
// be saved and passed to the 'patch' command to fix the bindings.rs file.
// The changes to bindgings.rs should be manually verified and tested.
genrule {
    name: "sqlite3_bindgen_x86",
    defaults: ["sqlite3_bindgen_defaults"],
    cmd: genrule_default_cmd + " --target=i386 &&"
    + bindgen_post_edit_cmd
    + " diff -U3 `dirname $(in)`/x86/bindings.rs $(out)",
}

genrule {
    name: "sqlite3_bindgen_x86_64",
    defaults: ["sqlite3_bindgen_defaults"],
    cmd: genrule_default_cmd + " --target=x86_64 &&"
    + bindgen_post_edit_cmd
    + " diff -U3 `dirname $(in)`/x86_64/bindings.rs $(out)",
}

genrule {
    name: "sqlite3_bindgen_arm",
    defaults: ["sqlite3_bindgen_defaults"],
    cmd: genrule_default_cmd + " --target=arm &&"
    + bindgen_post_edit_cmd
    + " diff -U3 `dirname $(in)`/arm/bindings.rs $(out)",
}

genrule {
    name: "sqlite3_bindgen_arm64",
    defaults: ["sqlite3_bindgen_defaults"],
    cmd: genrule_default_cmd + " --target=arm64 &&"
    + bindgen_post_edit_cmd
    + " diff -U3 `dirname $(in)`/arm64/bindings.rs $(out)",
}