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|
const std = @import("std");
pub fn build(b: *std.Build) !void {
const target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
const module = b.addModule("glslang", .{
.root_source_file = b.path("main.zig"),
.target = target,
.optimize = optimize,
});
const upstream = b.lazyDependency("glslang", .{});
const lib = try buildGlslang(b, upstream, target, optimize);
b.installArtifact(lib);
if (upstream) |v| module.addIncludePath(v.path(""));
module.addIncludePath(b.path("override"));
if (target.query.isNative()) {
const test_exe = b.addTest(.{
.name = "test",
.root_module = b.createModule(.{
.root_source_file = b.path("main.zig"),
.target = target,
.optimize = optimize,
}),
});
test_exe.linkLibrary(lib);
const tests_run = b.addRunArtifact(test_exe);
const test_step = b.step("test", "Run tests");
test_step.dependOn(&tests_run.step);
// Uncomment this if we're debugging tests
// b.installArtifact(test_exe);
}
}
fn buildGlslang(
b: *std.Build,
upstream_: ?*std.Build.Dependency,
target: std.Build.ResolvedTarget,
optimize: std.builtin.OptimizeMode,
) !*std.Build.Step.Compile {
const lib = b.addLibrary(.{
.name = "glslang",
.root_module = b.createModule(.{
.target = target,
.optimize = optimize,
}),
.linkage = .static,
});
lib.linkLibC();
lib.linkLibCpp();
if (upstream_) |upstream| lib.addIncludePath(upstream.path(""));
lib.addIncludePath(b.path("override"));
if (target.result.os.tag.isDarwin()) {
const apple_sdk = @import("apple_sdk");
try apple_sdk.addPaths(b, lib);
}
var flags: std.ArrayList([]const u8) = .empty;
defer flags.deinit(b.allocator);
try flags.appendSlice(b.allocator, &.{
"-fno-sanitize=undefined",
"-fno-sanitize-trap=undefined",
});
if (upstream_) |upstream| {
lib.addCSourceFiles(.{
.root = upstream.path(""),
.flags = flags.items,
.files = &.{
// GenericCodeGen
"glslang/GenericCodeGen/CodeGen.cpp",
"glslang/GenericCodeGen/Link.cpp",
// MachineIndependent
//"MachineIndependent/glslang.y",
"glslang/MachineIndependent/glslang_tab.cpp",
"glslang/MachineIndependent/attribute.cpp",
"glslang/MachineIndependent/Constant.cpp",
"glslang/MachineIndependent/iomapper.cpp",
"glslang/MachineIndependent/InfoSink.cpp",
"glslang/MachineIndependent/Initialize.cpp",
"glslang/MachineIndependent/IntermTraverse.cpp",
"glslang/MachineIndependent/Intermediate.cpp",
"glslang/MachineIndependent/ParseContextBase.cpp",
"glslang/MachineIndependent/ParseHelper.cpp",
"glslang/MachineIndependent/PoolAlloc.cpp",
"glslang/MachineIndependent/RemoveTree.cpp",
"glslang/MachineIndependent/Scan.cpp",
"glslang/MachineIndependent/ShaderLang.cpp",
"glslang/MachineIndependent/SpirvIntrinsics.cpp",
"glslang/MachineIndependent/SymbolTable.cpp",
"glslang/MachineIndependent/Versions.cpp",
"glslang/MachineIndependent/intermOut.cpp",
"glslang/MachineIndependent/limits.cpp",
"glslang/MachineIndependent/linkValidate.cpp",
"glslang/MachineIndependent/parseConst.cpp",
"glslang/MachineIndependent/reflection.cpp",
"glslang/MachineIndependent/preprocessor/Pp.cpp",
"glslang/MachineIndependent/preprocessor/PpAtom.cpp",
"glslang/MachineIndependent/preprocessor/PpContext.cpp",
"glslang/MachineIndependent/preprocessor/PpScanner.cpp",
"glslang/MachineIndependent/preprocessor/PpTokens.cpp",
"glslang/MachineIndependent/propagateNoContraction.cpp",
// C Interface
"glslang/CInterface/glslang_c_interface.cpp",
// ResourceLimits
"glslang/ResourceLimits/ResourceLimits.cpp",
"glslang/ResourceLimits/resource_limits_c.cpp",
// SPIRV
"SPIRV/GlslangToSpv.cpp",
"SPIRV/InReadableOrder.cpp",
"SPIRV/Logger.cpp",
"SPIRV/SpvBuilder.cpp",
"SPIRV/SpvPostProcess.cpp",
"SPIRV/doc.cpp",
"SPIRV/disassemble.cpp",
"SPIRV/CInterface/spirv_c_interface.cpp",
},
});
if (target.result.os.tag != .windows) {
lib.addCSourceFiles(.{
.root = upstream.path(""),
.flags = flags.items,
.files = &.{
"glslang/OSDependent/Unix/ossource.cpp",
},
});
} else {
lib.addCSourceFiles(.{
.root = upstream.path(""),
.flags = flags.items,
.files = &.{
"glslang/OSDependent/Windows/ossource.cpp",
},
});
}
lib.installHeadersDirectory(
upstream.path(""),
"",
.{ .include_extensions = &.{".h"} },
);
}
return lib;
}
|
