build.zig

const std = @import("std");

pub fn build(b: *std.Build) void {
    const upstream = b.dependency("lz4", .{});
    const target = b.standardTargetOptions(.{});
    const optimize = b.standardOptimizeOption(.{});

    const linkage = b.option(std.builtin.LinkMode, "linkage", "Link mode") orelse .static;
    const strip = b.option(bool, "strip", "Omit debug information");
    const pic = b.option(bool, "pie", "Produce Position Independent Code");

    const lz4 = b.addLibrary(.{
        .linkage = linkage,
        .name = "lz4",
        .root_module = b.createModule(.{
            .target = target,
            .optimize = optimize,
            .pic = pic,
            .strip = strip,
            .link_libc = true,
        }),
    });
    b.installArtifact(lz4);
    lz4.root_module.addIncludePath(upstream.path("lib"));
    lz4.installHeader(upstream.path("lib/lz4.h"), "lz4/lz4.h");
    lz4.installHeader(upstream.path("lib/lz4hc.h"), "lz4/lz4hc.h");
    lz4.installHeader(upstream.path("lib/lz4frame.h"), "lz4/lz4frame.h");
    lz4.root_module.addCSourceFiles(.{
        .root = upstream.path("lib"),
        .files = &.{
            "lz4.c",
            "lz4file.c",
            "lz4frame.c",
            "lz4hc.c",
            "xxhash.c",
        },
    });
}