build.zig

// SPDX-License-Identifier: Apache-2.0
const std = @import("std");

pub fn build(b: *std.Build) void {
    const lib = b.addExecutable(.{
        .name = "leb128",
        // In this case the main source file is merely a path, however, in more
        // complicated build scripts, this could be a generated file.
        .root_source_file = b.path("zig/leb128.zig"),
        .target = b.resolveTargetQuery(.{
            .cpu_arch = .wasm32,
            .os_tag = .freestanding,
        }),
        .optimize = .ReleaseSmall,
        .strip = true,
    });
    // Add all symbols to the dynamic symbol table
    lib.entry = .disabled;
    lib.rdynamic = true;
    lib.import_symbols = true;

    b.installArtifact(lib);

    // Creates a step for unit testing. This only builds the test executable
    // but does not run it.
    const main_tests = b.addTest(.{
        .root_source_file = b.path("zig/leb128.zig"),
        .target = b.standardTargetOptions(.{}),
        .optimize = b.standardOptimizeOption(.{}),
    });

    const run_main_tests = b.addRunArtifact(main_tests);

    // This creates a build step. It will be visible in the `zig build --help` menu,
    // and can be selected like this: `zig build test`
    // This will evaluate the `test` step rather than the default, which is "install".
    const test_step = b.step("test", "Run library tests");
    test_step.dependOn(&run_main_tests.step);
}