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configurer: serialize Step.UpdateSourceFiles

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This commit is contained in:
Andrew Kelley
2026-05-08 13:18:16 -07:00
parent f9f00c2dee
commit d7eab060db
5 changed files with 63 additions and 65 deletions
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lib/std/Build/Step/UpdateSourceFiles.zig
+35 -36
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@@ -6,64 +6,63 @@
const UpdateSourceFiles = @This();
const std = @import("std");
const Io = std.Io;
const Step = std.Build.Step;
const fs = std.fs;
const ArrayList = std.ArrayList;
const Configuration = std.Build.Configuration;
step: Step,
output_source_files: std.ArrayList(OutputSourceFile),
embeds: std.ArrayList(Embed) = .empty,
copies: std.ArrayList(Copy) = .empty,
pub const base_tag: Step.Tag = .update_source_files;
pub const OutputSourceFile = struct {
contents: Contents,
sub_path: []const u8,
};
pub const Contents = union(enum) {
bytes: []const u8,
copy: std.Build.LazyPath,
};
pub const Embed = Step.WriteFile.Embed;
pub const Copy = Step.WriteFile.Copy;
pub fn create(owner: *std.Build) *UpdateSourceFiles {
const usf = owner.allocator.create(UpdateSourceFiles) catch @panic("OOM");
const graph = owner.graph;
const usf = graph.create(UpdateSourceFiles);
usf.* = .{
.step = .init(.{
.tag = base_tag,
.name = "UpdateSourceFiles",
.owner = owner,
}),
.output_source_files = .empty,
};
return usf;
}
/// A path relative to the package root.
/// Overwrites a path relative to the build root with the contents of another file.
///
/// Be careful with this because it updates source files. This should not be
/// used as part of the normal build process, but as a utility occasionally
/// run by a developer with intent to modify source files and then commit
/// those changes to version control.
pub fn addCopyFileToSource(usf: *UpdateSourceFiles, source: std.Build.LazyPath, sub_path: []const u8) void {
const b = usf.step.owner;
usf.output_source_files.append(b.allocator, .{
.contents = .{ .copy = source },
.sub_path = sub_path,
/// Because it updates source files, this should not be used as part of the
/// normal build process, but as a utility occasionally run by a developer with
/// intent to modify source files and then commit those changes to version
/// control.
pub fn addCopyFileToSource(usf: *UpdateSourceFiles, src_file: std.Build.LazyPath, sub_path: []const u8) void {
const graph = usf.step.owner.graph;
const wc = &graph.wip_configuration;
const arena = graph.arena;
usf.copies.append(arena, .{
.sub_path = wc.addString(sub_path) catch @panic("OOM"),
.src_file = src_file.dupe(graph),
}) catch @panic("OOM");
source.addStepDependencies(&usf.step);
src_file.addStepDependencies(&usf.step);
}
/// A path relative to the package root.
/// Overwrites a path relative to the package root with the provided bytes.
///
/// Be careful with this because it updates source files. This should not be
/// used as part of the normal build process, but as a utility occasionally
/// run by a developer with intent to modify source files and then commit
/// those changes to version control.
pub fn addBytesToSource(usf: *UpdateSourceFiles, bytes: []const u8, sub_path: []const u8) void {
const b = usf.step.owner;
usf.output_source_files.append(b.allocator, .{
.contents = .{ .bytes = bytes },
.sub_path = sub_path,
/// Because it updates source files, this should not be used as part of the
/// normal build process, but as a utility occasionally run by a developer with
/// intent to modify source files and then commit those changes to version
/// control.
pub fn addBytesToSource(usf: *UpdateSourceFiles, contents: []const u8, sub_path: []const u8) void {
const graph = usf.step.owner.graph;
const wc = &graph.wip_configuration;
const arena = graph.arena;
usf.embeds.append(arena, .{
.sub_path = wc.addString(sub_path) catch @panic("OOM"),
.contents = wc.addBytes(contents) catch @panic("OOM"),
}) catch @panic("OOM");
}