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mirror of https://github.com/jedisct1/libsodium.git synced 2024-12-28 22:21:15 -07:00
libsodium/build.zig
2022-12-17 21:36:51 +01:00

232 lines
9.6 KiB
Zig

const std = @import("std");
const fmt = std.fmt;
const fs = std.fs;
const heap = std.heap;
const mem = std.mem;
const LibExeObjStep = std.build.LibExeObjStep;
const Target = std.Target;
pub fn build(b: *std.build.Builder) !void {
const src_path = "src/libsodium";
const src_dir = try fs.Dir.openIterableDir(fs.cwd(), src_path, .{ .no_follow = true });
const target = b.standardTargetOptions(.{});
const mode = b.standardReleaseOptions();
const enable_benchmarks = b.option(bool, "enable_benchmarks", "Whether tests should be benchmarks.") orelse false;
const benchmarks_iterations = b.option(u32, "iterations", "Number of iterations for benchmarks.") orelse 200;
const static = b.addStaticLibrary("sodium", null);
const shared = b.addSharedLibrary("sodium", null, .unversioned);
static.strip = true;
shared.strip = true;
const libs_ = [_]*LibExeObjStep{ static, shared };
const libs = if (target.getOsTag() == .wasi) libs_[0..1] else libs_[0..];
const prebuilt_version_file_path = "builds/msvc/version.h";
const version_file_path = "include/sodium/version.h";
if (src_dir.dir.access(version_file_path, .{ .mode = .read_only })) {} else |_| {
try fs.cwd().copyFile(prebuilt_version_file_path, src_dir.dir, version_file_path, .{});
}
for (libs) |lib| {
lib.setTarget(target);
lib.setBuildMode(mode);
lib.install();
if (mode != .Debug) {
lib.strip = true;
}
lib.linkLibC();
lib.addIncludePath("src/libsodium/include/sodium");
lib.defineCMacro("_GNU_SOURCE", "1");
lib.defineCMacro("CONFIGURED", "1");
lib.defineCMacro("DEV_MODE", "1");
lib.defineCMacro("HAVE_ATOMIC_OPS", "1");
lib.defineCMacro("HAVE_C11_MEMORY_FENCES", "1");
lib.defineCMacro("HAVE_GCC_MEMORY_FENCES", "1");
lib.defineCMacro("HAVE_INLINE_ASM", "1");
lib.defineCMacro("HAVE_INTTYPES_H", "1");
lib.defineCMacro("HAVE_STDINT_H", "1");
lib.defineCMacro("HAVE_TI_MODE", "1");
if (target.cpu_arch) |arch| {
switch (arch.endian()) {
.Big => lib.defineCMacro("NATIVE_BIG_ENDIAN", "1"),
.Little => lib.defineCMacro("NATIVE_LITTLE_ENDIAN", "1"),
}
}
switch (target.getOsTag()) {
.linux => {
lib.defineCMacro("ASM_HIDE_SYMBOL", ".hidden");
lib.defineCMacro("TLS", "_Thread_local");
lib.defineCMacro("HAVE_CATCHABLE_ABRT", "1");
lib.defineCMacro("HAVE_CATCHABLE_SEGV", "1");
lib.defineCMacro("HAVE_GETPID", "1");
lib.defineCMacro("HAVE_INLINE_ASM", "1");
lib.defineCMacro("HAVE_MADVISE", "1");
lib.defineCMacro("HAVE_MLOCK", "1");
lib.defineCMacro("HAVE_MMAP", "1");
lib.defineCMacro("HAVE_MPROTECT", "1");
lib.defineCMacro("HAVE_NANOSLEEP", "1");
lib.defineCMacro("HAVE_POSIX_MEMALIGN", "1");
lib.defineCMacro("HAVE_PTHREAD_PRIO_INHERIT", "1");
lib.defineCMacro("HAVE_PTHREAD", "1");
lib.defineCMacro("HAVE_RAISE", "1");
lib.defineCMacro("HAVE_SYSCONF", "1");
lib.defineCMacro("HAVE_SYS_AUXV_H", "1");
lib.defineCMacro("HAVE_SYS_MMAN_H", "1");
lib.defineCMacro("HAVE_SYS_PARAM_H", "1");
lib.defineCMacro("HAVE_SYS_RANDOM_H", "1");
lib.defineCMacro("HAVE_WEAK_SYMBOLS", "1");
},
.windows => {
lib.defineCMacro("HAVE_RAISE", "1");
lib.defineCMacro("HAVE_SYS_PARAM_H", "1");
},
.macos => {
lib.defineCMacro("ASM_HIDE_SYMBOL", ".private_extern");
lib.defineCMacro("TLS", "_Thread_local");
lib.defineCMacro("HAVE_ARC4RANDOM", "1");
lib.defineCMacro("HAVE_ARC4RANDOM_BUF", "1");
lib.defineCMacro("HAVE_CATCHABLE_ABRT", "1");
lib.defineCMacro("HAVE_CATCHABLE_SEGV", "1");
lib.defineCMacro("HAVE_GETENTROPY", "1");
lib.defineCMacro("HAVE_GETPID", "1");
lib.defineCMacro("HAVE_MADVISE", "1");
lib.defineCMacro("HAVE_MEMSET_S", "1");
lib.defineCMacro("HAVE_MLOCK", "1");
lib.defineCMacro("HAVE_MMAP", "1");
lib.defineCMacro("HAVE_MPROTECT", "1");
lib.defineCMacro("HAVE_NANOSLEEP", "1");
lib.defineCMacro("HAVE_POSIX_MEMALIGN", "1");
lib.defineCMacro("HAVE_PTHREAD", "1");
lib.defineCMacro("HAVE_PTHREAD_PRIO_INHERIT", "1");
lib.defineCMacro("HAVE_RAISE", "1");
lib.defineCMacro("HAVE_SYSCONF", "1");
lib.defineCMacro("HAVE_SYS_MMAN_H", "1");
lib.defineCMacro("HAVE_SYS_PARAM_H", "1");
lib.defineCMacro("HAVE_SYS_RANDOM_H", "1");
lib.defineCMacro("HAVE_WEAK_SYMBOLS", "1");
},
.wasi => {
lib.defineCMacro("HAVE_ARC4RANDOM", "1");
lib.defineCMacro("HAVE_ARC4RANDOM_BUF", "1");
lib.defineCMacro("HAVE_GETENTROPY", "1");
lib.defineCMacro("HAVE_NANOSLEEP", "1");
lib.defineCMacro("HAVE_POSIX_MEMALIGN", "1");
lib.defineCMacro("HAVE_SYS_AUXV_H", "1");
lib.defineCMacro("HAVE_SYS_PARAM_H", "1");
lib.defineCMacro("HAVE_SYS_RANDOM_H", "1");
},
else => {},
}
switch (target.getCpuArch()) {
.x86_64 => {
lib.defineCMacro("HAVE_AMD64_ASM", "1");
lib.defineCMacro("HAVE_AVX_ASM", "1");
lib.defineCMacro("HAVE_CPUID", "1");
lib.defineCMacro("HAVE_MMINTRIN_H", "1");
lib.defineCMacro("HAVE_EMMINTRIN_H", "1");
lib.defineCMacro("HAVE_PMMINTRIN_H", "1");
lib.defineCMacro("HAVE_SMMINTRIN_H", "1");
lib.defineCMacro("HAVE_TMMINTRIN_H", "1");
lib.defineCMacro("HAVE_WMMINTRIN_H", "1");
},
.aarch64, .aarch64_be => {
const cpu_features = target.getCpuFeatures();
const has_neon = cpu_features.isEnabled(@enumToInt(Target.aarch64.Feature.neon));
const has_crypto = cpu_features.isEnabled(@enumToInt(Target.aarch64.Feature.crypto));
if (has_neon and has_crypto) {
lib.defineCMacro("HAVE_ARMCRYPTO", "1");
}
},
.wasm32, .wasm64 => {
lib.defineCMacro("__wasm__", "1");
},
else => {},
}
switch (target.getOsTag()) {
.wasi => {
lib.defineCMacro("__wasi__", "1");
},
else => {},
}
switch (target.getCpuArch()) {
.x86_64 => {
lib.target.cpu_features_add.addFeature(@enumToInt(Target.x86.Feature.sse4_1));
lib.target.cpu_features_add.addFeature(@enumToInt(Target.x86.Feature.aes));
lib.target.cpu_features_add.addFeature(@enumToInt(Target.x86.Feature.pclmul));
},
else => {},
}
var allocator = heap.page_allocator;
var walker = try src_dir.walk(allocator);
while (try walker.next()) |entry| {
const name = entry.basename;
if (mem.endsWith(u8, name, ".c")) {
const full_path = try fmt.allocPrint(allocator, "{s}/{s}", .{ src_path, entry.path });
lib.addCSourceFiles(&.{full_path}, &.{
"-fvisibility=hidden",
"-fno-strict-aliasing",
"-fno-strict-overflow",
"-fwrapv",
"-flax-vector-conversions",
});
} else if (mem.endsWith(u8, name, ".S")) {
const full_path = try fmt.allocPrint(allocator, "{s}/{s}", .{ src_path, entry.path });
lib.addAssemblyFile(full_path);
}
}
}
const test_path = "test/default";
const out_bin_path = "zig-out/bin";
const test_dir = try fs.Dir.openIterableDir(fs.cwd(), test_path, .{ .no_follow = true });
fs.Dir.makePath(fs.cwd(), out_bin_path) catch {};
const out_bin_dir = try fs.Dir.openDir(fs.cwd(), out_bin_path, .{});
try test_dir.dir.copyFile("run.sh", out_bin_dir, "run.sh", .{});
var allocator = heap.page_allocator;
var walker = try test_dir.walk(allocator);
while (try walker.next()) |entry| {
const name = entry.basename;
if (mem.endsWith(u8, name, ".exp")) {
try test_dir.dir.copyFile(name, out_bin_dir, name, .{});
continue;
}
if (!mem.endsWith(u8, name, ".c")) {
continue;
}
const exe_name = name[0 .. name.len - 2];
var exe = b.addExecutable(exe_name, null);
exe.setTarget(target);
exe.setBuildMode(mode);
exe.linkLibC();
exe.want_lto = false;
exe.strip = true;
exe.linkLibrary(static);
exe.addIncludePath("src/libsodium/include");
exe.addIncludePath("test/quirks");
const full_path = try fmt.allocPrint(allocator, "{s}/{s}", .{ test_path, entry.path });
exe.addCSourceFiles(&.{full_path}, &.{});
exe.strip = true;
if (enable_benchmarks) {
exe.defineCMacro("BENCHMARKS", "1");
var buf: [16]u8 = undefined;
exe.defineCMacro("ITERATIONS", std.fmt.bufPrintIntToSlice(&buf, benchmarks_iterations, 10, .lower, .{}));
}
exe.install();
}
}