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Merged
silbinarywolf merged 1 commit into from
Apr 12, 2026
Merged

Set APK name explicitly #80

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16 changes: 10 additions & 6 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@ const android = @import("android");
pub fn build(b: *std.Build) !void {
const android_sdk = android.Sdk.create(b, .{});
const apk = android_sdk.createApk(.{
.name = "example",
.api_level = .android15,
.build_tools_version = "35.0.1",
.ndk_version = "29.0.13113456",
Expand All @@ -28,12 +29,15 @@ pub fn build(b: *std.Build) !void {
apk.addResourceDirectory(b.path("android/res"));
apk.addJavaSourceFile(.{ .file = b.path("android/src/NativeInvocationHandler.java") });
for (android.standardTargets(b, b.standardTargetOptions(.{}))) |target| {
apk.addArtifact(b.addSharedLibrary(.{
.name = exe_name,
.root_source_file = b.path("src/main.zig"),
.target = target,
.optimize = optimize,
}))
apk.addArtifact(b.addLibrary(.{
.name = "main",
.linkage = .dynamic,
.root_module = b.createModule(
.root_source_file = b.path("src/main.zig"),
.target = target,
.optimize = optimize,
),
}));
}
}
```
Expand Down
3 changes: 2 additions & 1 deletion examples/minimal/build.zig
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Expand Up @@ -19,6 +19,7 @@ pub fn build(b: *std.Build) void {

const android_sdk = android.Sdk.create(b, .{});
const apk = android_sdk.createApk(.{
.name = exe_name,
.api_level = .android15,
.build_tools_version = "35.0.1",
.ndk_version = "29.0.13113456",
Expand Down Expand Up @@ -50,7 +51,7 @@ pub fn build(b: *std.Build) void {
});

var exe: *std.Build.Step.Compile = if (target.result.abi.isAndroid()) b.addLibrary(.{
.name = exe_name,
.name = "main",
.root_module = app_module,
.linkage = .dynamic,
}) else b.addExecutable(.{
Expand Down
6 changes: 3 additions & 3 deletions examples/raylib/build.zig
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Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,8 @@ const std = @import("std");
const android = @import("android");
const LinkMode = std.builtin.LinkMode;

const exe_name = "raylib";

pub fn build(b: *std.Build) void {
const exe_name = "raylib";
const root_target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
const android_targets = android.standardTargets(b, root_target);
Expand All @@ -20,6 +19,7 @@ pub fn build(b: *std.Build) void {

const android_sdk = android.Sdk.create(b, .{});
const apk = android_sdk.createApk(.{
.name = exe_name,
.api_level = .android15,
.build_tools_version = "35.0.1",
.ndk_version = "29.0.13113456",
Expand Down Expand Up @@ -72,7 +72,7 @@ pub fn build(b: *std.Build) void {

apk.addArtifact(b.addLibrary(.{
.linkage = .dynamic,
.name = exe_name,
.name = "main",
.root_module = app,
}));
} else {
Expand Down
5 changes: 3 additions & 2 deletions examples/sdl2/build.zig
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ const builtin = @import("builtin");
const android = @import("android");

pub fn build(b: *std.Build) void {
const exe_name: []const u8 = "sdl-zig-demo";
const root_target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
const android_targets = android.standardTargets(b, root_target);
Expand All @@ -20,6 +21,7 @@ pub fn build(b: *std.Build) void {

const android_sdk = android.Sdk.create(b, .{});
const apk = android_sdk.createApk(.{
.name = exe_name,
.api_level = .android15,
.build_tools_version = "36.1.0",
.ndk_version = "29.0.14206865",
Expand Down Expand Up @@ -68,7 +70,6 @@ pub fn build(b: *std.Build) void {
};

for (targets) |target| {
const exe_name: []const u8 = "sdl-zig-demo";
const app_module = b.createModule(.{
.target = target,
.optimize = optimize,
Expand Down Expand Up @@ -115,7 +116,7 @@ pub fn build(b: *std.Build) void {
app_module.addImport("android", android_dep.module("android"));

const exe_lib = b.addLibrary(.{
.name = exe_name,
.name = "main",
.root_module = app_module,
.linkage = .dynamic,
});
Expand Down
13 changes: 8 additions & 5 deletions src/androidbuild/Apk.zig
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Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,8 @@ pub const Resource = union(enum) {
};

b: *std.Build,
/// APK file output name, ie. "{name}.apk"
name: []const u8,
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sdk: *Sdk,
/// Path to Native Development Kit, this includes various C-code headers, libraries, and more.
/// ie. $ANDROID_HOME/ndk/29.0.13113456
Expand All @@ -53,6 +55,8 @@ resources: std.ArrayListUnmanaged(Resource),
assets: std.ArrayListUnmanaged(Resource),

pub const Options = struct {
/// APK file output name, ie. "{name}.apk"
name: []const u8,
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/// ie. "35.0.0"
build_tools_version: []const u8,
/// ie. "27.0.12077973"
Expand Down Expand Up @@ -87,6 +91,7 @@ pub fn create(sdk: *Sdk, options: Options) *Apk {
const apk: *Apk = b.allocator.create(Apk) catch @panic("OOM");
apk.* = .{
.b = b,
.name = options.name,
.sdk = sdk,
.ndk = ndk,
.build_tools = build_tools,
Expand Down Expand Up @@ -477,7 +482,7 @@ fn doInstallApk(apk: *Apk) Allocator.Error!*Step.InstallFile {
.x86 => "x86",
else => @panic(b.fmt("unsupported or unhandled arch: {s}", .{@tagName(target.result.cpu.arch)})),
};
_ = apk_files.addCopyFile(artifact.getEmittedBin(), b.fmt("lib/{s}/libmain.so", .{so_dir}));
_ = apk_files.addCopyFile(artifact.getEmittedBin(), b.fmt("lib/{s}/lib{s}.so", .{ so_dir, artifact.name }));

// Add module
// - If a module has no `root_source_file` (e.g you're only compiling C files using `addCSourceFiles`)
Expand Down Expand Up @@ -719,8 +724,6 @@ fn doInstallApk(apk: *Apk) Allocator.Error!*Step.InstallFile {
// lint.setEnvironmentVariable("JAVA_HOME", apk.tools.jdk_path);
// lint.addFileArg(android_manifest_file);

const apk_name = apk.artifacts.items[0].name;

// Align contents of .apk (zip)
const aligned_apk_file: LazyPath = blk: {
var zipalign = b.addSystemCommand(&[_][]const u8{
Expand Down Expand Up @@ -748,7 +751,7 @@ fn doInstallApk(apk: *Apk) Allocator.Error!*Step.InstallFile {
zipalign.addFileArg(zip_file);
zipalign.step.dependOn(update_zip);

const apk_file = zipalign.addOutputFileArg(b.fmt("aligned-{s}.apk", .{apk_name}));
const apk_file = zipalign.addOutputFileArg(b.fmt("aligned-{s}.apk", .{apk.name}));
break :blk apk_file;
};

Expand All @@ -769,7 +772,7 @@ fn doInstallApk(apk: *Apk) Allocator.Error!*Step.InstallFile {
break :blk signed_output_apk_file;
};

const install_apk = b.addInstallBinFile(signed_apk_file, b.fmt("{s}.apk", .{apk_name}));
const install_apk = b.addInstallBinFile(signed_apk_file, b.fmt("{s}.apk", .{apk.name}));
return install_apk;
}

Expand Down
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