+ Build nzsl from sources
This commit is contained in:
REMqb
228
build.zig
git.filemode.normal_file
228
build.zig
git.filemode.normal_file
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const std = @import("std");
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const Build = std.Build;
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const Step = std.Build.Step;
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pub const Libsource = enum {
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source,
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prebuild
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};
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// based on ziglua's build.zig
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// Although this function looks imperative, note that its job is to
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// declaratively construct a build graph that will be executed by an external
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// runner.
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pub fn build(b: *Build) void {
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// Remove the default install and uninstall steps
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b.top_level_steps = .{};
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const target = b.standardTargetOptions(.{});
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const optimize = b.standardOptimizeOption(.{});
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const libsource = b.option(Libsource, "libsource", "Use prebuild or compile from sources") orelse .source;
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const shared = b.option(bool, "shared", "Build shared library instead of static") orelse false;
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if (libsource == .prebuild) {
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std.debug.panic("Prebuild aren't available for now", .{});
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}
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// Zig module
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const nzslzig = b.addModule("nzslzig", .{
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.root_source_file = .{ .path = "src/lib.zig" },
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});
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const docs = b.addStaticLibrary(.{
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.name = "nzslzig",
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.root_source_file = .{ .path = "src/lib.zig" },
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.target = target,
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.optimize = optimize,
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});
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// Expose build configuration to the nzslzig module
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const config = b.addOptions();
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config.addOption(Libsource, "libsource", libsource);
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nzslzig.addOptions("config", config);
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nzsldep: {
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const upstream = b.lazyDependency(if (libsource == .source) "nzsl_source" else break :nzsldep , .{}) orelse break :nzsldep;
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const nazaraUtils = b.lazyDependency("NazaraUtils", .{}) orelse break :nzsldep;
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const frozen = b.lazyDependency("frozen", .{}) orelse break :nzsldep;
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const fmt = b.lazyDependency("fmt", .{}) orelse break :nzsldep;
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const ordered_map = b.lazyDependency("ordered_map", .{}) orelse break :nzsldep;
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const fast_float = b.lazyDependency("fast_float", .{}) orelse break :nzsldep;
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const lib = switch (libsource) {
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.source => buildNzsl(b, target, optimize, upstream, nazaraUtils, frozen, fmt, ordered_map, fast_float, shared),
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else => unreachable,
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};
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// Expose the Nzsl artifact
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b.installArtifact(lib);
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//nzslzig.addSystemIncludePath(upstream.path("include"));
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nzslzig.linkLibrary(lib);
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docs.linkLibrary(lib);
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}
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// Examples
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const examples = [_]struct { []const u8, []const u8 }{
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.{ "mandelbrot", "examples/mandelbrot.zig" },
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};
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for (examples) |example| {
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const exe = b.addExecutable(.{
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.name = example[0],
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.root_source_file = .{ .path = example[1] },
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.target = target,
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.optimize = optimize,
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});
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exe.root_module.addImport("nzslzig", nzslzig);
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const artifact = b.addInstallArtifact(exe, .{});
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const exe_step = b.step(b.fmt("install-example-{s}", .{example[0]}), b.fmt("Install {s} example", .{example[0]}));
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exe_step.dependOn(&artifact.step);
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const run_cmd = b.addRunArtifact(exe);
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run_cmd.step.dependOn(b.getInstallStep());
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if (b.args) |args| run_cmd.addArgs(args);
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const run_step = b.step(b.fmt("run-example-{s}", .{example[0]}), b.fmt("Run {s} example", .{example[0]}));
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run_step.dependOn(&run_cmd.step);
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}
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docs.root_module.addOptions("config", config);
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docs.root_module.addImport("nzslzig", nzslzig);
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const install_docs = b.addInstallDirectory(.{
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.source_dir = docs.getEmittedDocs(),
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.install_dir = .prefix,
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.install_subdir = "docs",
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});
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const docs_step = b.step("docs", "Build and install the documentation");
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docs_step.dependOn(&install_docs.step);
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}
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fn buildNzsl(b: *Build, target: Build.ResolvedTarget, optimize: std.builtin.OptimizeMode, upstream: *Build.Dependency, nazaraUtils: *Build.Dependency, frozen: *Build.Dependency, ordered_map: *Build.Dependency, fast_float: *Build.Dependency, fmt: *Build.Dependency, shared: bool) *Step.Compile {
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const lib_opts = .{
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.name = "nzsl",
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.target = target,
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.optimize = optimize,
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};
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const lib = if (shared)
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b.addSharedLibrary(lib_opts)
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else
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b.addStaticLibrary(lib_opts);
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lib.addSystemIncludePath(upstream.path("include"));
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lib.addSystemIncludePath(upstream.path("src"));
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lib.addSystemIncludePath(nazaraUtils.path("include"));
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lib.addSystemIncludePath(frozen.path("include"));
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lib.addSystemIncludePath(fmt.path("include"));
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lib.addSystemIncludePath(ordered_map.path("include"));
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lib.addSystemIncludePath(fast_float.path("include"));
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// const includeFlag = std.fmt.allocPrint(b.allocator, "\"-isystem {s}\"", .{upstream.path("include").getPath(b)}) catch unreachable;
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// defer b.allocator.free(includeFlag);
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const flags = [_][]const u8{
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// includeFlag
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//"-I=" ++ .upstream.path(),
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if (shared)
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"-DCNZSL_DYNAMIC" else "-DCNZSL_STATIC",
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if (shared) "-DNZSL_DYNAMIC" else "-DNZSL_STATIC",
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"-DCNZSL_BUILD",
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"-DNZSL_BUILD",
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"-DFMT_HEADER_ONLY",
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// Define target-specific macro
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//switch (target.result.os.tag) {
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//.linux => "-DLUA_USE_LINUX",
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//.macos => "-DLUA_USE_MACOSX",
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//.windows => "-DLUA_USE_WINDOWS",
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//else => "-DLUA_USE_POSIX",
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//},
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// Enable api check
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// if (optimize == .Debug) "-DLUA_USE_APICHECK" else "",
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};
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const nzsl_source_files = &nzsl_source_files_list;
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lib.addCSourceFiles(.{
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.root = .{ .dependency = .{
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.dependency = upstream,
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.sub_path = "",
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} },
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.files = nzsl_source_files,
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.flags = &flags,
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});
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lib.linkLibCpp();
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lib.installHeader(upstream.path("include/CNZSL/CNZSL.h"), "CNZSL/CNZSL.h");
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lib.installHeader(upstream.path("include/CNZSL/Config.h"), "CNZSL/Config.h");
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lib.installHeader(upstream.path("include/CNZSL/DebugLevel.h"), "CNZSL/DebugLevel.h");
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lib.installHeader(upstream.path("include/CNZSL/GlslWriter.h"), "CNZSL/GlslWriter.h");
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lib.installHeader(upstream.path("include/CNZSL/LangWriter.h"), "CNZSL/LangWriter.h");
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lib.installHeader(upstream.path("include/CNZSL/Module.h"), "CNZSL/Module.h");
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lib.installHeader(upstream.path("include/CNZSL/Parser.h"), "CNZSL/Parser.h");
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lib.installHeader(upstream.path("include/CNZSL/ShaderStageType.h"), "CNZSL/ShaderStageType.h");
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lib.installHeader(upstream.path("include/CNZSL/SpirvWriter.h"), "CNZSL/SpirvWriter.h");
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lib.installHeader(upstream.path("include/CNZSL/WriterStates.h"), "CNZSL/WriterStates.h");
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return lib;
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}
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const nzsl_source_files_list = [_][]const u8{
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"src/NZSL/Ast/AstSerializer.cpp",
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"src/NZSL/Ast/Cloner.cpp",
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"src/NZSL/Ast/ConstantPropagationVisitor.cpp",
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"src/NZSL/Ast/ConstantPropagationVisitor_BinaryArithmetics.cpp",
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"src/NZSL/Ast/ConstantPropagationVisitor_BinaryComparison.cpp",
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"src/NZSL/Ast/ConstantValue.cpp",
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"src/NZSL/Ast/DependencyCheckerVisitor.cpp",
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"src/NZSL/Ast/EliminateUnusedPassVisitor.cpp",
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"src/NZSL/Ast/ExportVisitor.cpp",
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"src/NZSL/Ast/ExpressionType.cpp",
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"src/NZSL/Ast/ExpressionVisitor.cpp",
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"src/NZSL/Ast/ExpressionVisitorExcept.cpp",
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"src/NZSL/Ast/IndexRemapperVisitor.cpp",
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"src/NZSL/Ast/Nodes.cpp",
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"src/NZSL/Ast/RecursiveVisitor.cpp",
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"src/NZSL/Ast/ReflectVisitor.cpp",
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"src/NZSL/Ast/SanitizeVisitor.cpp",
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"src/NZSL/Ast/StatementVisitor.cpp",
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"src/NZSL/Ast/StatementVisitorExcept.cpp",
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"src/NZSL/Ast/Utils.cpp",
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"src/NZSL/FilesystemModuleResolver.cpp",
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"src/NZSL/GlslWriter.cpp",
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"src/NZSL/Lang/Errors.cpp",
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"src/NZSL/LangWriter.cpp",
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"src/NZSL/Lexer.cpp",
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"src/NZSL/ModuleResolver.cpp",
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"src/NZSL/Parser.cpp",
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"src/NZSL/Serializer.cpp",
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"src/NZSL/ShaderWriter.cpp",
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"src/NZSL/SpirV/SpirvAstVisitor.cpp",
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"src/NZSL/SpirV/SpirvConstantCache.cpp",
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"src/NZSL/SpirV/SpirvData.cpp",
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"src/NZSL/SpirV/SpirvDecoder.cpp",
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"src/NZSL/SpirV/SpirvExpressionLoad.cpp",
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"src/NZSL/SpirV/SpirvExpressionStore.cpp",
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"src/NZSL/SpirV/SpirvPrinter.cpp",
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"src/NZSL/SpirV/SpirvSectionBase.cpp",
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"src/NZSL/SpirvWriter.cpp",
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"src/CNZSL/GlslWriter.cpp",
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"src/CNZSL/LangWriter.cpp",
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"src/CNZSL/Module.cpp",
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"src/CNZSL/Parser.cpp",
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"src/CNZSL/SpirvWriter.cpp",
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"src/CNZSL/WriterStates.cpp",
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};
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