"add omt building to build.zig and link with exe"

build.zig

@@ -4,92 +4,70 @@ pub fn build(b: *std.Build) void {
     const target = b.standardTargetOptions(.{});
     const optimize = b.standardOptimizeOption(.{});
 
-    // const mod = b.addModule("omtoy", .{
-    //     .root_source_file = b.path("src/root.zig"),
-    //     .target = target,
-    // });
+    const triple = target.result;
+    if (triple.os.tag != .linux or triple.cpu.arch != .x86_64) {
+        std.log.warn("The build file only supports Linux x86-64 right now.\n", .{});
+        std.log.warn("You can extend the build.zig to call the appropriate platform scripts in 3rd/libomtnet/build/ and 3rd/libomt/build.\n", .{});
+    }
 
+    // Build libomtnet
+    const libomtnet_build = b.addSystemCommand(&.{
+        "bash",
+        "buildall.sh",
+    });
+    libomtnet_build.cwd = b.path("3rd/libomtnet/build");
+
+    // Build libomt
+    const libomt_build = b.addSystemCommand(&.{
+        "bash",
+        "buildlinuxx64.sh",
+    });
+    libomt_build.cwd = b.path("3rd/libomt/build");
+    libomt_build.step.dependOn(&libomtnet_build.step);
+
+    // Define executable
     const exe = b.addExecutable(.{
         .name = "omtoy",
         .root_module = b.createModule(.{
             .root_source_file = b.path("src/main.zig"),
             .target = target,
             .optimize = optimize,
-
-            // .imports = &.{
-            //     .{ .name = "omtoy", .module = mod },
-            // },
         }),
     });
 
-    // This declares intent for the executable to be installed into the
-    // install prefix when running `zig build` (i.e. when executing the default
-    // step). By default the install prefix is `zig-out/` but can be overridden
-    // by passing `--prefix` or `-p`.
+    // Link libomt with the build
+    {
+        const omt_output_dir = b.path("3rd/libomt/bin/Release/net8.0/linux-x64/publish");
+        exe.step.dependOn(&libomt_build.step);
+        exe.addIncludePath(omt_output_dir);
+        exe.addLibraryPath(omt_output_dir);
+        exe.linkSystemLibrary("omt");
+        exe.linkLibC();
+    }
+
     b.installArtifact(exe);
 
-    // This creates a top level step. Top level steps have a name and can be
-    // invoked by name when running `zig build` (e.g. `zig build run`).
-    // This will evaluate the `run` step rather than the default step.
-    // For a top level step to actually do something, it must depend on other
-    // steps (e.g. a Run step, as we will see in a moment).
-    const run_step = b.step("run", "Run the app");
+    // Manual build step for libomt dependencies
+    const build_omt_step = b.step("build-omt", "Build libomt and libomtnet");
+    build_omt_step.dependOn(&libomt_build.step);
 
-    // This creates a RunArtifact step in the build graph. A RunArtifact step
-    // invokes an executable compiled by Zig. Steps will only be executed by the
-    // runner if invoked directly by the user (in the case of top level steps)
-    // or if another step depends on it, so it's up to you to define when and
-    // how this Run step will be executed. In our case we want to run it when
-    // the user runs `zig build run`, so we create a dependency link.
+    // Add run step
+    const run_step = b.step("run", "Run the app");
     const run_cmd = b.addRunArtifact(exe);
     run_step.dependOn(&run_cmd.step);
 
-    // By making the run step depend on the default step, it will be run from the
-    // installation directory rather than directly from within the cache directory.
     run_cmd.step.dependOn(b.getInstallStep());
 
-    // This allows the user to pass arguments to the application in the build
-    // command itself, like this: `zig build run -- arg1 arg2 etc`
     if (b.args) |args| {
         run_cmd.addArgs(args);
     }
 
-    // Creates an executable that will run `test` blocks from the provided module.
-    // Here `mod` needs to define a target, which is why earlier we made sure to
-    // set the releative field.
-    // const mod_tests = b.addTest(.{
-    //     .root_module = mod,
-    // });
-
-    // A run step that will run the test executable.
-    // const run_mod_tests = b.addRunArtifact(mod_tests);
-
-    // Creates an executable that will run `test` blocks from the executable's
-    // root module. Note that test executables only test one module at a time,
-    // hence why we have to create two separate ones.
     const exe_tests = b.addTest(.{
         .root_module = exe.root_module,
     });
 
-    // A run step that will run the second test executable.
     const run_exe_tests = b.addRunArtifact(exe_tests);
 
-    // A top level step for running all tests. dependOn can be called multiple
-    // times and since the two run steps do not depend on one another, this will
-    // make the two of them run in parallel.
     const test_step = b.step("test", "Run tests");
-    // test_step.dependOn(&run_mod_tests.step);
     test_step.dependOn(&run_exe_tests.step);
-
-    // Just like flags, top level steps are also listed in the `--help` menu.
-    //
-    // The Zig build system is entirely implemented in userland, which means
-    // that it cannot hook into private compiler APIs. All compilation work
-    // orchestrated by the build system will result in other Zig compiler
-    // subcommands being invoked with the right flags defined. You can observe
-    // these invocations when one fails (or you pass a flag to increase
-    // verbosity) to validate assumptions and diagnose problems.
-    //
-    // Lastly, the Zig build system is relatively simple and self-contained,
-    // and reading its source code will allow you to master it.
 }

src/main.zig

@@ -1,6 +1,11 @@
 const std = @import("std");
+const omt = @cImport(@cInclude("libomt.h"));
 
 pub fn main() !void {
+    omt.omt_setloggingfilename("omtrecv.log");
+
+    var found_address_count: i32 = 0;
+    _ = omt.omt_discovery_getaddresses(&found_address_count);
     // Prints to stderr, ignoring potential errors.
-    std.debug.print("All your {s} are belong to us.\n", .{"codebase"});
+    std.debug.print("Found {d} omt addresses\n", .{found_address_count});
 }

src/root.zig

@@ -1,23 +0,0 @@
-//! By convention, root.zig is the root source file when making a library.
-const std = @import("std");
-
-pub fn bufferedPrint() !void {
-    // Stdout is for the actual output of your application, for example if you
-    // are implementing gzip, then only the compressed bytes should be sent to
-    // stdout, not any debugging messages.
-    var stdout_buffer: [1024]u8 = undefined;
-    var stdout_writer = std.fs.File.stdout().writer(&stdout_buffer);
-    const stdout = &stdout_writer.interface;
-
-    try stdout.print("Run `zig build test` to run the tests.\n", .{});
-
-    try stdout.flush(); // Don't forget to flush!
-}
-
-pub fn add(a: i32, b: i32) i32 {
-    return a + b;
-}
-
-test "basic add functionality" {
-    try std.testing.expect(add(3, 7) == 10);
-}