cross compile for windows and linux

build.zig

@@ -22,8 +22,10 @@ pub fn build(b: *std.Build) void {
     // set a preferred release mode, allowing the user to decide how to optimize.
     const optimize = b.standardOptimizeOption(.{});
 
+    const exe_name = b.option([]const u8, "exe_name", "Name of the executable") orelse "zig-totp";
+
     const lib = b.addStaticLibrary(.{
-        .name = "zig-totp",
+        .name = exe_name,
         // 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("src/root.zig"),
@@ -37,7 +39,7 @@ pub fn build(b: *std.Build) void {
     b.installArtifact(lib);
 
     const exe = b.addExecutable(.{
-        .name = "zig-totp",
+        .name = exe_name,
         .root_source_file = b.path("src/main.zig"),
         .target = target,
         .optimize = optimize,