mirror of
https://codeberg.org/ziglang/zig.git
synced 2026-04-27 19:09:47 +03:00
Andrew Kelley
777 lines
36 KiB
Zig
777 lines
36 KiB
Zig
const builtin = @import("builtin");
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const std = @import("std");
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const Allocator = std.mem.Allocator;
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const Color = std.zig.Color;
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const Configuration = std.Build.Configuration;
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const File = std.Io.File;
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const Io = std.Io;
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const Step = std.Build.Step;
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const Writer = std.Io.Writer;
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const assert = std.debug.assert;
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const fatal = std.process.fatal;
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const fmt = std.fmt;
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const log = std.log;
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const mem = std.mem;
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const process = std.process;
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pub const root = @import("@build");
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pub const dependencies = @import("@dependencies");
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pub const std_options: std.Options = .{
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.side_channels_mitigations = .none,
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.http_disable_tls = true,
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};
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pub fn main(init: process.Init.Minimal) !void {
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// The build runner is often short-lived, but thanks to `--watch` and `--webui`, that's not
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// always the case. So, we do need a true gpa for some things.
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var debug_gpa_state: std.heap.DebugAllocator(.{
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// We'd rather have `zig build` run faster than catch harmless leaks in
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// the user's build.zig script.
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.stack_trace_frames = 0,
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}) = .init;
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defer _ = debug_gpa_state.deinit();
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const gpa = debug_gpa_state.allocator();
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var threaded: std.Io.Threaded = .init(gpa, .{
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.environ = init.environ,
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.argv0 = .init(init.args),
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});
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defer threaded.deinit();
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const io = threaded.io();
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// ...but we'll back our arena by `std.heap.page_allocator` for efficiency.
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var arena_allocator: std.heap.ArenaAllocator = .init(std.heap.page_allocator);
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defer arena_allocator.deinit();
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const arena = arena_allocator.allocator();
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const args = try init.args.toSlice(arena);
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// skip my own exe name
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var arg_idx: usize = 1;
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const zig_exe = expectArgOrFatal(args, &arg_idx, "--zig");
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const zig_lib_dir = expectArgOrFatal(args, &arg_idx, "--zig-lib-dir");
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const build_root = expectArgOrFatal(args, &arg_idx, "--build-root");
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const local_cache_root = expectArgOrFatal(args, &arg_idx, "--local-cache");
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const global_cache_root = expectArgOrFatal(args, &arg_idx, "--global-cache");
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const cwd: Io.Dir = .cwd();
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const zig_lib_directory: std.Build.Cache.Directory = .{
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.path = zig_lib_dir,
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.handle = try cwd.openDir(io, zig_lib_dir, .{}),
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};
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const build_root_directory: std.Build.Cache.Directory = .{
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.path = build_root,
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.handle = try cwd.openDir(io, build_root, .{}),
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};
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const local_cache_directory: std.Build.Cache.Directory = .{
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.path = local_cache_root,
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.handle = try cwd.createDirPathOpen(io, local_cache_root, .{}),
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};
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const global_cache_directory: std.Build.Cache.Directory = .{
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.path = global_cache_root,
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.handle = try cwd.createDirPathOpen(io, global_cache_root, .{}),
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};
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var graph: std.Build.Graph = .{
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.io = io,
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.arena = arena,
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.cache = .{
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.io = io,
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.gpa = gpa,
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.manifest_dir = try local_cache_directory.handle.createDirPathOpen(io, "h", .{}),
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.cwd = try process.currentPathAlloc(io, arena),
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},
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.zig_exe = zig_exe,
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.environ_map = try init.environ.createMap(arena),
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.global_cache_root = global_cache_directory,
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.zig_lib_directory = zig_lib_directory,
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.host = .{
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.query = .{},
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.result = try std.zig.system.resolveTargetQuery(io, .{}),
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},
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};
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graph.cache.addPrefix(.{ .path = null, .handle = cwd });
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graph.cache.addPrefix(build_root_directory);
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graph.cache.addPrefix(local_cache_directory);
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graph.cache.addPrefix(global_cache_directory);
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graph.cache.hash.addBytes(builtin.zig_version_string);
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const builder = try std.Build.create(
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&graph,
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build_root_directory,
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local_cache_directory,
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dependencies.root_deps,
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);
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var error_style: ErrorStyle = .verbose;
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var multiline_errors: MultilineErrors = .indent;
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var color: Color = .auto;
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if (std.zig.EnvVar.ZIG_BUILD_ERROR_STYLE.get(&graph.environ_map)) |str| {
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if (std.meta.stringToEnum(ErrorStyle, str)) |style| {
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error_style = style;
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}
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}
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if (std.zig.EnvVar.ZIG_BUILD_MULTILINE_ERRORS.get(&graph.environ_map)) |str| {
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if (std.meta.stringToEnum(MultilineErrors, str)) |style| {
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multiline_errors = style;
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}
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}
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while (nextArg(args, &arg_idx)) |arg| {
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if (mem.cutPrefix(u8, arg, "-D")) |option_contents| {
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if (option_contents.len == 0)
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fatalWithHint("expected option name after '-D'", .{});
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if (mem.indexOfScalar(u8, option_contents, '=')) |name_end| {
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const option_name = option_contents[0..name_end];
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const option_value = option_contents[name_end + 1 ..];
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if (try builder.addUserInputOption(option_name, option_value))
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fatal(" access the help menu with 'zig build -h'", .{});
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} else {
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if (try builder.addUserInputFlag(option_contents))
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fatal(" access the help menu with 'zig build -h'", .{});
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}
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} else if (mem.cutPrefix(u8, arg, "-fsys=")) |name| {
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try graph.system_integration_options.put(arena, name, .user_enabled);
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} else if (mem.cutPrefix(u8, arg, "-fno-sys=")) |name| {
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try graph.system_integration_options.put(arena, name, .user_disabled);
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} else if (mem.eql(u8, arg, "--release")) {
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graph.release_mode = .any;
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} else if (mem.cutPrefix(u8, arg, "--release=")) |text| {
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graph.release_mode = std.meta.stringToEnum(std.Build.ReleaseMode, text) orelse {
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fatalWithHint("expected [off|any|fast|safe|small] in {q}, found {q}", .{
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arg, text,
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});
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};
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} else if (mem.eql(u8, arg, "--color")) {
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const next_arg = nextArg(args, &arg_idx) orelse
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fatalWithHint("expected [auto|on|off] after {q}", .{arg});
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color = std.meta.stringToEnum(Color, next_arg) orelse {
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fatalWithHint("expected [auto|on|off] after {q}, found {q}", .{
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arg, next_arg,
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});
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};
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} else if (mem.eql(u8, arg, "--error-style")) {
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const next_arg = nextArg(args, &arg_idx) orelse
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fatalWithHint("expected style after {q}", .{arg});
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error_style = std.meta.stringToEnum(ErrorStyle, next_arg) orelse {
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fatalWithHint("expected style after {q}, found {q}", .{ arg, next_arg });
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};
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} else if (mem.eql(u8, arg, "--multiline-errors")) {
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const next_arg = nextArg(args, &arg_idx) orelse
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fatalWithHint("expected style after {q}", .{arg});
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multiline_errors = std.meta.stringToEnum(MultilineErrors, next_arg) orelse {
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fatalWithHint("expected style after {q}, found {q}", .{ arg, next_arg });
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};
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} else if (mem.eql(u8, arg, "--system")) {
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// The usage text shows another argument after this parameter
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// but it is handled by the parent process. The build runner
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// only sees this flag.
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graph.system_package_mode = true;
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} else if (mem.eql(u8, arg, "--have-run-args")) {
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graph.have_run_args = true;
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} else {
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fatalWithHint("unrecognized argument: {q}", .{arg});
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}
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}
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const NO_COLOR = std.zig.EnvVar.NO_COLOR.isSet(&graph.environ_map);
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const CLICOLOR_FORCE = std.zig.EnvVar.CLICOLOR_FORCE.isSet(&graph.environ_map);
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graph.stderr_mode = switch (color) {
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.auto => try .detect(io, .stderr(), NO_COLOR, CLICOLOR_FORCE),
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.on => .escape_codes,
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.off => .no_color,
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};
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try builder.runBuild(root);
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if (builder.validateUserInputDidItFail()) {
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fatal(" access the help menu with 'zig build -h'", .{});
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}
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var wc: Configuration.Wip = .init(gpa);
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defer wc.deinit();
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assert(try wc.addString("") == .empty);
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try serializeSystemIntegrationOptions(&graph, &wc);
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var stdout_buffer: [1024]u8 = undefined;
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var file_writer = Io.File.stdout().writerStreaming(io, &stdout_buffer);
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serialize(builder, &wc, &file_writer.interface) catch |err| switch (err) {
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error.WriteFailed => fatal("failed to write configuration output: {t}", .{file_writer.err.?}),
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error.OutOfMemory => |e| return e,
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};
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// This executable is short-lived and run in Debug mode, so we'd rather
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// have `zig build` run faster than catch resource leaks in the user's
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// build.zig script (or, frankly, this configure runner), therefore we call
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// exit directly here rather than cleanExit.
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process.exit(0);
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}
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const Serialize = struct {
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arena: Allocator,
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wc: *Configuration.Wip,
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module_map: std.AutoArrayHashMapUnmanaged(*std.Build.Module, Configuration.Module.Index) = .empty,
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package_map: std.AutoArrayHashMapUnmanaged(*std.Build, Configuration.Package.Index) = .empty,
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fn builderToPackage(s: *Serialize, b: *std.Build) !Configuration.Package.Index {
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if (b.pkg_hash.len == 0) return .root;
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const arena = s.arena;
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const wc = s.wc;
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const gop = try s.package_map.getOrPut(arena, b);
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if (!gop.found_existing) {
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gop.value_ptr.* = @enumFromInt(try wc.addExtra(@as(Configuration.Package, .{
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.hash = try wc.addString(b.pkg_hash),
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.dep_prefix = try wc.addString(b.dep_prefix),
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})));
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}
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return gop.value_ptr.*;
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}
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fn addOptionalLazyPathEnum(s: *Serialize, lp: ?std.Build.LazyPath) !Configuration.OptionalLazyPath {
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const wc = s.wc;
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return @enumFromInt(switch (lp orelse return .none) {
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.src_path => |src_path| i: {
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const sub_path = try wc.addString(src_path.sub_path);
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break :i try wc.addExtra(@as(Configuration.LazyPath.SourcePath, .{
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.flags = .{},
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.owner = try s.builderToPackage(src_path.owner),
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.sub_path = sub_path,
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}));
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},
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.generated => |generated| i: {
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const sub_path = try wc.addString(generated.sub_path);
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break :i try wc.addExtra(@as(Configuration.LazyPath.Generated, .{
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.flags = .{ .up = @intCast(generated.up) },
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.sub_path = sub_path,
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}));
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},
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.cwd_relative => |cwd_relative_sub_path| i: {
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const sub_path = try wc.addString(cwd_relative_sub_path);
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break :i try wc.addExtra(@as(Configuration.LazyPath.Relative, .{
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.flags = .{ .base = .cwd },
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.sub_path = sub_path,
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}));
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},
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.dependency => |dependency| i: {
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const sub_path = try wc.addString(dependency.sub_path);
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break :i try wc.addExtra(@as(Configuration.LazyPath.SourcePath, .{
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.flags = .{},
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.owner = try s.builderToPackage(dependency.dependency.builder),
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.sub_path = sub_path,
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}));
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},
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});
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}
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fn addOptionalLazyPath(s: *Serialize, lp: ?std.Build.LazyPath) !?Configuration.LazyPath {
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return (try addOptionalLazyPathEnum(s, lp)).unwrap();
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}
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fn addOptionalSemVer(s: *Serialize, sem_ver: ?std.SemanticVersion) !?Configuration.String {
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return if (sem_ver) |sv| try s.wc.addSemVer(sv) else null;
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}
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fn addOptionalString(s: *Serialize, opt_slice: ?[]const u8) !?Configuration.String {
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return if (opt_slice) |slice| try s.wc.addString(slice) else null;
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}
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};
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fn serialize(b: *std.Build, wc: *Configuration.Wip, writer: *Io.Writer) !void {
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const graph = b.graph;
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const arena = graph.arena;
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const gpa = wc.gpa;
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var s: Serialize = .{ .wc = wc, .arena = arena };
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// Starting from all top-level steps in `b`, traverse the entire step graph
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// and add all step dependencies implied by module graphs.
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const top_level_steps = b.top_level_steps.values();
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// Index corresponds to `Configuration.steps` index.
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var step_map: std.AutoArrayHashMapUnmanaged(*Step, void) = .empty;
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try step_map.ensureUnusedCapacity(arena, top_level_steps.len);
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for (top_level_steps) |tls| {
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step_map.putAssumeCapacityNoClobber(&tls.step, {});
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}
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{
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while (wc.steps.items.len < step_map.count()) {
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const step = step_map.keys()[wc.steps.items.len];
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// Set up any implied dependencies for this step. It's important that we do this first, so
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// that the loop below discovers steps implied by the module graph.
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try createModuleDependenciesForStep(step);
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try step_map.ensureUnusedCapacity(arena, step.dependencies.items.len);
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for (step.dependencies.items) |other_step| {
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step_map.putAssumeCapacity(other_step, {});
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}
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// Add and then de-duplicate dependencies.
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const deps = d: {
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const deps: Configuration.Deps = @enumFromInt(wc.extra.items.len);
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for (try wc.prepareDeps(step.dependencies.items.len), step.dependencies.items) |*dep, dep_step|
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dep.* = @intCast(step_map.getIndex(dep_step).?);
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break :d try wc.dedupeDeps(deps);
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};
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try wc.steps.ensureTotalCapacity(gpa, step_map.entries.capacity);
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wc.steps.appendAssumeCapacity(.{
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.name = try wc.addString(step.name),
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.owner = try s.builderToPackage(step.owner),
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.deps = deps,
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.max_rss = .fromBytes(step.max_rss),
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.extended = switch (step.tag) {
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.top_level => e: {
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const top_level: *Step.TopLevel = @fieldParentPtr("step", step);
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break :e @enumFromInt(try wc.addExtra(@as(Configuration.Step.TopLevel, .{
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.description = try wc.addString(top_level.description),
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})));
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},
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.compile => e: {
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const c: *Step.Compile = @fieldParentPtr("step", step);
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const extra_index = try wc.addExtra(@as(Configuration.Step.Compile, .{
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.flags = .{
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.filters_len = c.filters.len != 0,
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.exec_cmd_args_len = if (c.exec_cmd_args) |a| a.len != 0 else false,
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.installed_headers_len = c.installed_headers.items.len != 0,
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.force_undefined_symbols_len = c.force_undefined_symbols.entries.len != 0,
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.verbose_link = c.verbose_link,
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.verbose_cc = c.verbose_cc,
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.rdynamic = c.rdynamic,
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.import_memory = c.import_memory,
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.export_memory = c.export_memory,
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.import_symbols = c.import_symbols,
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.import_table = c.import_table,
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.export_table = c.export_table,
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.shared_memory = c.shared_memory,
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.link_eh_frame_hdr = c.link_eh_frame_hdr,
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.link_emit_relocs = c.link_emit_relocs,
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.link_function_sections = c.link_function_sections,
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.link_data_sections = c.link_data_sections,
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.linker_dynamicbase = c.linker_dynamicbase,
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.link_z_notext = c.link_z_notext,
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.link_z_relro = c.link_z_relro,
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.link_z_lazy = c.link_z_lazy,
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.link_z_defs = c.link_z_defs,
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.headerpad_max_install_names = c.headerpad_max_install_names,
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.dead_strip_dylibs = c.dead_strip_dylibs,
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.force_load_objc = c.force_load_objc,
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.discard_local_symbols = c.discard_local_symbols,
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.mingw_unicode_entry_point = c.mingw_unicode_entry_point,
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},
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.flags2 = .{
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.pie = .init(c.pie),
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.formatted_panics = .init(c.formatted_panics),
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.bundle_compiler_rt = .init(c.bundle_compiler_rt),
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.bundle_ubsan_rt = .init(c.bundle_ubsan_rt),
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.each_lib_rpath = .init(c.each_lib_rpath),
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.link_gc_sections = .init(c.link_gc_sections),
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.linker_allow_shlib_undefined = .init(c.linker_allow_shlib_undefined),
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.linker_allow_undefined_version = .init(c.linker_allow_undefined_version),
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.linker_enable_new_dtags = .init(c.linker_enable_new_dtags),
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.dll_export_fns = .init(c.dll_export_fns),
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.use_llvm = .init(c.use_llvm),
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.use_lld = .init(c.use_lld),
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.use_new_linker = .init(c.use_new_linker),
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.allow_so_scripts = .init(c.allow_so_scripts),
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.sanitize_coverage_trace_pc_guard = .init(c.sanitize_coverage_trace_pc_guard),
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.linkage = .init(c.linkage),
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},
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.flags3 = .{
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.is_linking_libc = c.is_linking_libc,
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.is_linking_libcpp = c.is_linking_libcpp,
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.version = c.version != null,
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.compress_debug_sections = c.compress_debug_sections,
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.initial_memory = c.initial_memory != null,
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.max_memory = c.max_memory != null,
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.kind = c.kind,
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.global_base = c.global_base != null,
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.test_runner_mode = if (c.test_runner) |tr| switch (tr.mode) {
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.simple => .simple,
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.server => .server,
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} else .default,
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.wasi_exec_model = .init(c.wasi_exec_model),
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.win32_manifest = c.win32_manifest != null,
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.win32_module_definition = c.win32_module_definition != null,
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.zig_lib_dir = c.zig_lib_dir != null,
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.rc_includes = c.rc_includes,
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.image_base = c.image_base != null,
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.build_id = .init(c.build_id),
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.entry = switch (c.entry) {
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.default => .default,
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.disabled => .disabled,
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.enabled => .enabled,
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.symbol_name => .symbol_name,
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|
},
|
|
.lto = .init(c.lto),
|
|
.subsystem = .init(c.subsystem),
|
|
},
|
|
.flags4 = .{
|
|
.libc_file = c.libc_file != null,
|
|
.link_z_common_page_size = c.link_z_common_page_size != null,
|
|
.link_z_max_page_size = c.link_z_max_page_size != null,
|
|
.pagezero_size = c.pagezero_size != null,
|
|
.stack_size = c.stack_size != null,
|
|
.headerpad_size = c.headerpad_size != null,
|
|
.error_limit = c.error_limit != null,
|
|
.install_name = c.install_name != null,
|
|
.entitlements = c.entitlements != null,
|
|
.expect_errors = if (c.expect_errors) |x| switch (x) {
|
|
.contains => .contains,
|
|
.exact => .exact,
|
|
.starts_with => .starts_with,
|
|
.stderr_contains => .stderr_contains,
|
|
} else .none,
|
|
.linker_script = c.linker_script != null,
|
|
.version_script = c.version_script != null,
|
|
},
|
|
.root_module = try addModule(&s, c.root_module),
|
|
.root_name = try wc.addString(c.name),
|
|
.linker_script = .{ .value = try s.addOptionalLazyPath(c.linker_script) },
|
|
.version_script = .{ .value = try s.addOptionalLazyPath(c.version_script) },
|
|
.zig_lib_dir = .{ .value = try s.addOptionalLazyPath(c.zig_lib_dir) },
|
|
.libc_file = .{ .value = try s.addOptionalLazyPath(c.libc_file) },
|
|
.win32_manifest = .{ .value = try s.addOptionalLazyPath(c.win32_manifest) },
|
|
.win32_module_definition = .{ .value = try s.addOptionalLazyPath(c.win32_module_definition) },
|
|
.entitlements = .{ .value = try s.addOptionalLazyPath(c.entitlements) },
|
|
.version = .{ .value = try s.addOptionalSemVer(c.version) },
|
|
.install_name = .{ .value = try s.addOptionalString(c.install_name) },
|
|
.initial_memory = .{ .value = c.initial_memory },
|
|
.max_memory = .{ .value = c.max_memory },
|
|
.global_base = .{ .value = c.global_base },
|
|
.image_base = .{ .value = c.image_base },
|
|
.link_z_common_page_size = .{ .value = c.link_z_common_page_size },
|
|
.link_z_max_page_size = .{ .value = c.link_z_max_page_size },
|
|
.pagezero_size = .{ .value = c.pagezero_size },
|
|
.stack_size = .{ .value = c.stack_size },
|
|
.headerpad_size = .{ .value = c.headerpad_size },
|
|
.error_limit = .{ .value = c.error_limit },
|
|
}));
|
|
|
|
log.err("TODO serialize the trailing Compile step data", .{});
|
|
|
|
break :e @enumFromInt(extra_index);
|
|
},
|
|
.install_artifact => e: {
|
|
const ia: *Step.InstallArtifact = @fieldParentPtr("step", step);
|
|
break :e @enumFromInt(try wc.addExtra(@as(Configuration.Step.InstallArtifact, .{
|
|
.flags = .{
|
|
.dylib_symlinks = ia.dylib_symlinks != null,
|
|
},
|
|
.dest_dir = try addInstallDir(wc, ia.dest_dir),
|
|
.dest_sub_path = try wc.addString(ia.dest_sub_path),
|
|
.emitted_bin = try s.addOptionalLazyPathEnum(ia.emitted_bin),
|
|
.implib_dir = try addInstallDir(wc, ia.implib_dir),
|
|
.emitted_implib = try s.addOptionalLazyPathEnum(ia.emitted_implib),
|
|
.pdb_dir = try addInstallDir(wc, ia.pdb_dir),
|
|
.emitted_pdb = try s.addOptionalLazyPathEnum(ia.emitted_pdb),
|
|
.h_dir = try addInstallDir(wc, ia.h_dir),
|
|
.emitted_h = try s.addOptionalLazyPathEnum(ia.emitted_h),
|
|
.artifact = stepIndex(&step_map, &ia.artifact.step),
|
|
})));
|
|
},
|
|
.install_file => @panic("TODO"),
|
|
.install_dir => @panic("TODO"),
|
|
.remove_dir => @panic("TODO"),
|
|
.fail => @panic("TODO"),
|
|
.fmt => @panic("TODO"),
|
|
.translate_c => @panic("TODO"),
|
|
.write_file => @panic("TODO"),
|
|
.update_source_files => @panic("TODO"),
|
|
.run => e: {
|
|
const run: *Step.Run = @fieldParentPtr("step", step);
|
|
|
|
const captured_stdout: Configuration.OptionalString = if (run.captured_stdout) |cs|
|
|
.init(try wc.addString(cs.output.basename))
|
|
else
|
|
.none;
|
|
|
|
const captured_stderr: Configuration.OptionalString = if (run.captured_stderr) |cs|
|
|
.init(try wc.addString(cs.output.basename))
|
|
else
|
|
.none;
|
|
|
|
const extra_index = try wc.addExtra(@as(Configuration.Step.Run, .{
|
|
.flags = .{
|
|
.disable_zig_progress = run.disable_zig_progress,
|
|
.skip_foreign_checks = run.skip_foreign_checks,
|
|
.failing_to_execute_foreign_is_an_error = run.failing_to_execute_foreign_is_an_error,
|
|
.has_side_effects = run.has_side_effects,
|
|
.test_runner_mode = run.test_runner_mode,
|
|
.color = run.color,
|
|
.stdio = switch (run.stdio) {
|
|
.infer_from_args => .infer_from_args,
|
|
.inherit => .inherit,
|
|
.check => .check,
|
|
.zig_test => .zig_test,
|
|
},
|
|
.stdin = switch (run.stdin) {
|
|
.none => .none,
|
|
.bytes => .bytes,
|
|
.lazy_path => .lazy_path,
|
|
},
|
|
.stdout_trim_whitespace = if (run.captured_stdout) |cs| cs.trim_whitespace else .none,
|
|
.stderr_trim_whitespace = if (run.captured_stderr) |cs| cs.trim_whitespace else .none,
|
|
.stdio_limit = run.stdio_limit != .unlimited,
|
|
.producer = run.producer != null,
|
|
},
|
|
.file_inputs_len = @intCast(run.file_inputs.items.len),
|
|
.args_len = @intCast(run.argv.items.len),
|
|
.cwd = try s.addOptionalLazyPathEnum(run.cwd),
|
|
.captured_stdout = captured_stdout,
|
|
.captured_stderr = captured_stderr,
|
|
}));
|
|
|
|
log.err("TODO serialize the trailing Run step data", .{});
|
|
|
|
break :e @enumFromInt(extra_index);
|
|
},
|
|
.check_file => @panic("TODO"),
|
|
.check_object => @panic("TODO"),
|
|
.config_header => @panic("TODO"),
|
|
.objcopy => @panic("TODO"),
|
|
.options => @panic("TODO"),
|
|
},
|
|
});
|
|
}
|
|
}
|
|
|
|
try wc.unlazy_deps.ensureUnusedCapacity(gpa, graph.needed_lazy_dependencies.keys().len);
|
|
for (graph.needed_lazy_dependencies.keys()) |k| {
|
|
wc.unlazy_deps.appendAssumeCapacity(try wc.addString(k));
|
|
}
|
|
|
|
try wc.write(writer, .{
|
|
.default_step = stepIndex(&step_map, b.default_step),
|
|
});
|
|
}
|
|
|
|
fn addModule(s: *Serialize, m: *std.Build.Module) !Configuration.Module.Index {
|
|
if (s.module_map.get(m)) |index| return index;
|
|
|
|
const wc = s.wc;
|
|
const arena = s.arena;
|
|
const gpa = wc.gpa;
|
|
const import_table: Configuration.ImportTable = @enumFromInt(wc.extra.items.len);
|
|
const import_table_extra_len = 1 + 2 * m.import_table.entries.len;
|
|
try wc.extra.ensureUnusedCapacity(gpa, import_table_extra_len);
|
|
wc.extra.items.len += import_table_extra_len;
|
|
wc.extra.appendAssumeCapacity(@intCast(m.import_table.entries.len));
|
|
wc.extra.items[@intFromEnum(import_table)] = @intCast(m.import_table.entries.len);
|
|
for (
|
|
m.import_table.keys(),
|
|
@intFromEnum(import_table) + 1..,
|
|
) |mod_name, extra_index| {
|
|
wc.extra.items[extra_index] = @intFromEnum(try wc.addString(mod_name));
|
|
}
|
|
for (
|
|
m.import_table.values(),
|
|
@intFromEnum(import_table) + 1 + m.import_table.entries.len..,
|
|
) |dep, extra_index| {
|
|
log.err("TODO module dependencies can be cyclic", .{});
|
|
wc.extra.items[extra_index] = @intFromEnum(try addModule(s, dep));
|
|
}
|
|
|
|
const module_index: Configuration.Module.Index = @enumFromInt(try wc.addExtra(@as(Configuration.Module, .{
|
|
.flags = .{
|
|
.optimize = .init(m.optimize),
|
|
.strip = .init(m.strip),
|
|
.unwind_tables = .init(m.unwind_tables),
|
|
.dwarf_format = .init(m.dwarf_format),
|
|
.single_threaded = .init(m.strip),
|
|
.stack_protector = .init(m.strip),
|
|
.stack_check = .init(m.strip),
|
|
.sanitize_c = .init(m.sanitize_c),
|
|
.sanitize_thread = .init(m.strip),
|
|
.fuzz = .init(m.strip),
|
|
.code_model = m.code_model,
|
|
.c_macros = m.c_macros.items.len != 0,
|
|
.include_dirs = m.include_dirs.items.len != 0,
|
|
.lib_paths = m.lib_paths.items.len != 0,
|
|
.rpaths = m.rpaths.items.len != 0,
|
|
.frameworks = m.frameworks.entries.len != 0,
|
|
.link_objects = m.link_objects.items.len != 0,
|
|
.export_symbol_names = m.export_symbol_names.len != 0,
|
|
|
|
.valgrind = .init(m.strip),
|
|
.pic = .init(m.strip),
|
|
.red_zone = .init(m.strip),
|
|
.omit_frame_pointer = .init(m.strip),
|
|
.error_tracing = .init(m.strip),
|
|
.link_libc = .init(m.strip),
|
|
.link_libcpp = .init(m.strip),
|
|
.no_builtin = .init(m.strip),
|
|
},
|
|
.owner = try s.builderToPackage(m.owner),
|
|
.root_source_file = try s.addOptionalLazyPathEnum(m.root_source_file),
|
|
.import_table = import_table,
|
|
.resolved_target = try addOptionalResolvedTarget(wc, m.resolved_target),
|
|
})));
|
|
|
|
log.err("TODO serialize the trailing Module data", .{});
|
|
|
|
try s.module_map.putNoClobber(arena, m, module_index);
|
|
|
|
return module_index;
|
|
}
|
|
|
|
fn addOptionalResolvedTarget(
|
|
wc: *Configuration.Wip,
|
|
optional_resolved_target: ?std.Build.ResolvedTarget,
|
|
) !Configuration.ResolvedTarget.OptionalIndex {
|
|
const resolved_target = optional_resolved_target orelse return .none;
|
|
log.debug("TODO deduplicate resolved targets", .{});
|
|
return @enumFromInt(try wc.addExtra(@as(Configuration.ResolvedTarget, .{
|
|
.query = try wc.addTargetQuery(resolved_target.query),
|
|
.result = try wc.addTarget(resolved_target.result),
|
|
})));
|
|
}
|
|
|
|
fn addInstallDir(wc: *Configuration.Wip, install_dir: ?std.Build.InstallDir) !Configuration.InstallDestDir {
|
|
switch (install_dir orelse return .none) {
|
|
.prefix => return .prefix,
|
|
.lib => return .lib,
|
|
.bin => return .bin,
|
|
.header => return .header,
|
|
.custom => |sub_path| return .initCustom(try wc.addString(sub_path)),
|
|
}
|
|
}
|
|
|
|
fn stepIndex(step_map: *const std.AutoArrayHashMapUnmanaged(*Step, void), step: *Step) Configuration.Step.Index {
|
|
return @enumFromInt(step_map.getIndex(step).?);
|
|
}
|
|
|
|
/// If the given `Step` is a `Step.Compile`, adds any dependencies for that step which
|
|
/// are implied by the module graph rooted at `step.cast(Step.Compile).?.root_module`.
|
|
fn createModuleDependenciesForStep(step: *Step) Allocator.Error!void {
|
|
const root_module = if (step.cast(Step.Compile)) |cs| root: {
|
|
break :root cs.root_module;
|
|
} else return; // not a compile step so no module dependencies
|
|
|
|
// Starting from `root_module`, discover all modules in this graph.
|
|
const modules = root_module.getGraph().modules;
|
|
|
|
// For each of those modules, set up the implied step dependencies.
|
|
for (modules) |mod| {
|
|
if (mod.root_source_file) |lp| lp.addStepDependencies(step);
|
|
for (mod.include_dirs.items) |include_dir| switch (include_dir) {
|
|
.path,
|
|
.path_system,
|
|
.path_after,
|
|
.framework_path,
|
|
.framework_path_system,
|
|
.embed_path,
|
|
=> |lp| lp.addStepDependencies(step),
|
|
|
|
.other_step => |other| {
|
|
other.getEmittedIncludeTree().addStepDependencies(step);
|
|
step.dependOn(&other.step);
|
|
},
|
|
|
|
.config_header_step => |other| step.dependOn(&other.step),
|
|
};
|
|
for (mod.lib_paths.items) |lp| lp.addStepDependencies(step);
|
|
for (mod.rpaths.items) |rpath| switch (rpath) {
|
|
.lazy_path => |lp| lp.addStepDependencies(step),
|
|
.special => {},
|
|
};
|
|
for (mod.link_objects.items) |link_object| switch (link_object) {
|
|
.static_path,
|
|
.assembly_file,
|
|
=> |lp| lp.addStepDependencies(step),
|
|
.other_step => |other| step.dependOn(&other.step),
|
|
.system_lib => {},
|
|
.c_source_file => |source| source.file.addStepDependencies(step),
|
|
.c_source_files => |source_files| source_files.root.addStepDependencies(step),
|
|
.win32_resource_file => |rc_source| {
|
|
rc_source.file.addStepDependencies(step);
|
|
for (rc_source.include_paths) |lp| lp.addStepDependencies(step);
|
|
},
|
|
};
|
|
}
|
|
}
|
|
|
|
fn nextArg(args: []const [:0]const u8, idx: *usize) ?[:0]const u8 {
|
|
if (idx.* >= args.len) return null;
|
|
defer idx.* += 1;
|
|
return args[idx.*];
|
|
}
|
|
|
|
fn nextArgOrFatal(args: []const [:0]const u8, idx: *usize) [:0]const u8 {
|
|
return nextArg(args, idx) orelse {
|
|
fatalWithHint("expected argument after: {s}", .{args[idx.* - 1]});
|
|
};
|
|
}
|
|
|
|
fn expectArgOrFatal(args: []const [:0]const u8, index_ptr: *usize, first: []const u8) []const u8 {
|
|
const next_arg = nextArg(args, index_ptr) orelse fatal("missing {q} argument", .{first});
|
|
if (!mem.eql(u8, first, next_arg)) fatal("expected {q} instead of {q}", .{ first, next_arg });
|
|
const arg = nextArg(args, index_ptr) orelse fatal("expected argument after {q}", .{first});
|
|
return arg;
|
|
}
|
|
|
|
const ErrorStyle = enum {
|
|
verbose,
|
|
minimal,
|
|
verbose_clear,
|
|
minimal_clear,
|
|
fn verboseContext(s: ErrorStyle) bool {
|
|
return switch (s) {
|
|
.verbose, .verbose_clear => true,
|
|
.minimal, .minimal_clear => false,
|
|
};
|
|
}
|
|
fn clearOnUpdate(s: ErrorStyle) bool {
|
|
return switch (s) {
|
|
.verbose, .minimal => false,
|
|
.verbose_clear, .minimal_clear => true,
|
|
};
|
|
}
|
|
};
|
|
const MultilineErrors = enum { indent, newline, none };
|
|
const Summary = enum { all, new, failures, line, none };
|
|
|
|
fn fatalWithHint(comptime f: []const u8, args: anytype) noreturn {
|
|
log.info("to access the help menu: zig build -h", .{});
|
|
fatal(f, args);
|
|
}
|
|
|
|
fn serializeSystemIntegrationOptions(graph: *std.Build.Graph, wc: *Configuration.Wip) Allocator.Error!void {
|
|
const gpa = wc.gpa;
|
|
|
|
var bad = false;
|
|
try wc.system_integrations.ensureTotalCapacityPrecise(gpa, graph.system_integration_options.entries.len);
|
|
for (graph.system_integration_options.keys(), graph.system_integration_options.values()) |k, v| {
|
|
wc.system_integrations.appendAssumeCapacity(.{
|
|
.name = try wc.addString(k),
|
|
.status = switch (v) {
|
|
.user_disabled, .user_enabled => x: {
|
|
// The user tried to enable or disable a system library integration, but
|
|
// the configure script did not recognize that option.
|
|
log.err("system integration name not recognized by configure script: {s}", .{k});
|
|
bad = true;
|
|
break :x .disabled;
|
|
},
|
|
.declared_disabled => .disabled,
|
|
.declared_enabled => .enabled,
|
|
},
|
|
});
|
|
}
|
|
if (bad) {
|
|
log.info("help menu contains available options: zig build -h", .{});
|
|
process.exit(1);
|
|
}
|
|
}
|