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Added and id and a cast function to build steps

master
Alexandros Naskos 2020-05-25 11:20:31 +03:00
parent 3052fd84c8
commit d268e0cf2e
7 changed files with 55 additions and 19 deletions
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62
lib/std/build.zig
View File

@ -154,11 +154,11 @@ pub const Builder = struct {
.dest_dir = env_map.get("DESTDIR"),
.installed_files = ArrayList(InstalledFile).init(allocator),
.install_tls = TopLevelStep{
.step = Step.initNoOp("install", allocator),
.step = Step.initNoOp(.TopLevel, "install", allocator),
.description = "Copy build artifacts to prefix path",
},
.uninstall_tls = TopLevelStep{
.step = Step.init("uninstall", allocator, makeUninstall),
.step = Step.init(.TopLevel, "uninstall", allocator, makeUninstall),
.description = "Remove build artifacts from prefix path",
},
.release_mode = null,
@ -500,7 +500,7 @@ pub const Builder = struct {
pub fn step(self: *Builder, name: []const u8, description: []const u8) *Step {
const step_info = self.allocator.create(TopLevelStep) catch unreachable;
step_info.* = TopLevelStep{
.step = Step.initNoOp(name, self.allocator),
.step = Step.initNoOp(.TopLevel, name, self.allocator),
.description = description,
};
self.top_level_steps.append(step_info) catch unreachable;
@ -1286,7 +1286,7 @@ pub const LibExeObjStep = struct {
.root_src = root_src,
.name = name,
.frameworks = BufSet.init(builder.allocator),
.step = Step.init(name, builder.allocator, make),
.step = Step.init(.LibExeObj, name, builder.allocator, make),
.version = ver,
.out_filename = undefined,
.out_h_filename = builder.fmt("{}.h", .{name}),
@ -2223,7 +2223,7 @@ pub const LibExeObjStep = struct {
}
};
const InstallArtifactStep = struct {
pub const InstallArtifactStep = struct {
step: Step,
builder: *Builder,
artifact: *LibExeObjStep,
@ -2239,7 +2239,7 @@ const InstallArtifactStep = struct {
const self = builder.allocator.create(Self) catch unreachable;
self.* = Self{
.builder = builder,
.step = Step.init(builder.fmt("install {}", .{artifact.step.name}), builder.allocator, make),
.step = Step.init(.InstallArtifact, builder.fmt("install {}", .{artifact.step.name}), builder.allocator, make),
.artifact = artifact,
.dest_dir = switch (artifact.kind) {
.Obj => unreachable,
@ -2313,7 +2313,7 @@ pub const InstallFileStep = struct {
builder.pushInstalledFile(dir, dest_rel_path);
return InstallFileStep{
.builder = builder,
.step = Step.init(builder.fmt("install {}", .{src_path}), builder.allocator, make),
.step = Step.init(.InstallFile, builder.fmt("install {}", .{src_path}), builder.allocator, make),
.src_path = src_path,
.dir = dir,
.dest_rel_path = dest_rel_path,
@ -2347,7 +2347,7 @@ pub const InstallDirStep = struct {
builder.pushInstalledFile(options.install_dir, options.install_subdir);
return InstallDirStep{
.builder = builder,
.step = Step.init(builder.fmt("install {}/", .{options.source_dir}), builder.allocator, make),
.step = Step.init(.InstallDir, builder.fmt("install {}/", .{options.source_dir}), builder.allocator, make),
.options = options,
};
}
@ -2383,7 +2383,7 @@ pub const LogStep = struct {
pub fn init(builder: *Builder, data: []const u8) LogStep {
return LogStep{
.builder = builder,
.step = Step.init(builder.fmt("log {}", .{data}), builder.allocator, make),
.step = Step.init(.Log, builder.fmt("log {}", .{data}), builder.allocator, make),
.data = data,
};
}
@ -2402,7 +2402,7 @@ pub const RemoveDirStep = struct {
pub fn init(builder: *Builder, dir_path: []const u8) RemoveDirStep {
return RemoveDirStep{
.builder = builder,
.step = Step.init(builder.fmt("RemoveDir {}", .{dir_path}), builder.allocator, make),
.step = Step.init(.RemoveDir, builder.fmt("RemoveDir {}", .{dir_path}), builder.allocator, make),
.dir_path = dir_path,
};
}
@ -2418,15 +2418,34 @@ pub const RemoveDirStep = struct {
}
};
const ThisModule = @This();
pub const Step = struct {
id: Id,
name: []const u8,
makeFn: fn (self: *Step) anyerror!void,
dependencies: ArrayList(*Step),
loop_flag: bool,
done_flag: bool,
pub fn init(name: []const u8, allocator: *Allocator, makeFn: fn (*Step) anyerror!void) Step {
pub const Id = enum {
TopLevel,
LibExeObj,
InstallArtifact,
InstallFile,
InstallDir,
Log,
RemoveDir,
Fmt,
TranslateC,
WriteFile,
Run,
CheckFile,
InstallRaw,
};
pub fn init(id: Id, name: []const u8, allocator: *Allocator, makeFn: fn (*Step) anyerror!void) Step {
return Step{
.id = id,
.name = name,
.makeFn = makeFn,
.dependencies = ArrayList(*Step).init(allocator),
@ -2434,8 +2453,8 @@ pub const Step = struct {
.done_flag = false,
};
}
pub fn initNoOp(name: []const u8, allocator: *Allocator) Step {
return init(name, allocator, makeNoOp);
pub fn initNoOp(id: Id, name: []const u8, allocator: *Allocator) Step {
return init(id, name, allocator, makeNoOp);
}
pub fn make(self: *Step) !void {
@ -2450,6 +2469,23 @@ pub const Step = struct {
}
fn makeNoOp(self: *Step) anyerror!void {}
pub fn cast(step: *Step, comptime T: type) ?*T {
if (step.id == comptime typeToId(T)) {
return @fieldParentPtr(T, "step", step);
}
return null;
}
fn typeToId(comptime T: type) Id {
inline for (@typeInfo(Id).Enum.fields) |f| {
if (std.mem.eql(u8, f.name, "TopLevel")) continue;
if (T == @field(ThisModule, f.name ++ "Step")) {
return @field(Id, f.name);
}
}
unreachable;
}
};
fn doAtomicSymLinks(allocator: *Allocator, output_path: []const u8, filename_major_only: []const u8, filename_name_only: []const u8) !void {

2
lib/std/build/check_file.zig
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@ -21,7 +21,7 @@ pub const CheckFileStep = struct {
const self = builder.allocator.create(CheckFileStep) catch unreachable;
self.* = CheckFileStep{
.builder = builder,
.step = Step.init("CheckFile", builder.allocator, make),
.step = Step.init(.CheckFile, "CheckFile", builder.allocator, make),
.source = source,
.expected_matches = expected_matches,
};

2
lib/std/build/emit_raw.zig
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@ -182,7 +182,7 @@ pub const InstallRawStep = struct {
pub fn create(builder: *Builder, artifact: *LibExeObjStep, dest_filename: []const u8) *Self {
const self = builder.allocator.create(Self) catch unreachable;
self.* = Self{
.step = Step.init(builder.fmt("install raw binary {}", .{artifact.step.name}), builder.allocator, make),
.step = Step.init(.InstallRaw, builder.fmt("install raw binary {}", .{artifact.step.name}), builder.allocator, make),
.builder = builder,
.artifact = artifact,
.dest_dir = switch (artifact.kind) {

2
lib/std/build/fmt.zig
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@ -14,7 +14,7 @@ pub const FmtStep = struct {
const self = builder.allocator.create(FmtStep) catch unreachable;
const name = "zig fmt";
self.* = FmtStep{
.step = Step.init(name, builder.allocator, make),
.step = Step.init(.Fmt, name, builder.allocator, make),
.builder = builder,
.argv = builder.allocator.alloc([]u8, paths.len + 2) catch unreachable,
};

2
lib/std/build/run.zig
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@ -49,7 +49,7 @@ pub const RunStep = struct {
const self = builder.allocator.create(RunStep) catch unreachable;
self.* = RunStep{
.builder = builder,
.step = Step.init(name, builder.allocator, make),
.step = Step.init(.Run, name, builder.allocator, make),
.argv = ArrayList(Arg).init(builder.allocator),
.cwd = null,
.env_map = null,

2
lib/std/build/translate_c.zig
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@ -20,7 +20,7 @@ pub const TranslateCStep = struct {
pub fn create(builder: *Builder, source: build.FileSource) *TranslateCStep {
const self = builder.allocator.create(TranslateCStep) catch unreachable;
self.* = TranslateCStep{
.step = Step.init("translate-c", builder.allocator, make),
.step = Step.init(.TranslateC, "translate-c", builder.allocator, make),
.builder = builder,
.source = source,
.output_dir = null,

2
lib/std/build/write_file.zig
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@ -20,7 +20,7 @@ pub const WriteFileStep = struct {
pub fn init(builder: *Builder) WriteFileStep {
return WriteFileStep{
.builder = builder,
.step = Step.init("writefile", builder.allocator, make),
.step = Step.init(.WriteFile, "writefile", builder.allocator, make),
.files = ArrayList(File).init(builder.allocator),
.output_dir = undefined,
};