NeoFlock/neonucleus
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This commit is contained in:
IonutParau 2025-07-09 23:09:55 +02:00
parent 20a149cc28
commit 833d919066
2 changed files with 56 additions and 44 deletions
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92
build.zig
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@ -5,6 +5,7 @@ const LibBuildOpts = struct {
target: std.Build.ResolvedTarget, target: std.Build.ResolvedTarget,
optimize: std.builtin.OptimizeMode, optimize: std.builtin.OptimizeMode,
baremetal: bool, baremetal: bool,
bit32: bool,
}; };
fn addEngineSources(b: *std.Build, opts: LibBuildOpts) *std.Build.Module { fn addEngineSources(b: *std.Build, opts: LibBuildOpts) *std.Build.Module {
@ -34,6 +35,7 @@ fn addEngineSources(b: *std.Build, opts: LibBuildOpts) *std.Build.Module {
}, },
.flags = &.{ .flags = &.{
if(opts.baremetal) "-DNN_BAREMETAL" else "", if(opts.baremetal) "-DNN_BAREMETAL" else "",
if(opts.bit32) "-DNN_BIT32" else "",
}, },
}); });
@ -108,8 +110,11 @@ pub fn build(b: *std.Build) void {
.target = target, .target = target,
.optimize = optimize, .optimize = optimize,
.baremetal = b.option(bool, "baremetal", "Compiles without libc integration") orelse false, .baremetal = b.option(bool, "baremetal", "Compiles without libc integration") orelse false,
.bit32 = target.result.ptrBitWidth() == 32,
}; };
const noEmu = b.option(bool, "noEmu", "Disable compiling the emulator (fixes some build system quirks)") orelse false;
const includeFiles = b.addInstallHeaderFile(b.path("src/neonucleus.h"), "neonucleus.h"); const includeFiles = b.addInstallHeaderFile(b.path("src/neonucleus.h"), "neonucleus.h");
const engineMod = addEngineSources(b, opts); const engineMod = addEngineSources(b, opts);
@ -134,48 +139,51 @@ pub fn build(b: *std.Build) void {
sharedStep.dependOn(&includeFiles.step); sharedStep.dependOn(&includeFiles.step);
sharedStep.dependOn(&b.addInstallArtifact(engineShared, .{}).step); sharedStep.dependOn(&b.addInstallArtifact(engineShared, .{}).step);
const emulator = b.addExecutable(.{ if(!noEmu) {
.name = "neonucleus", const emulator = b.addExecutable(.{
.target = target, .name = "neonucleus",
.optimize = optimize, .target = target,
}); .optimize = optimize,
emulator.linkLibC(); });
emulator.linkLibC();
const sysraylib_flag = b.option(bool, "sysraylib", "Use the system raylib instead of compiling raylib") orelse false; const sysraylib_flag = b.option(bool, "sysraylib", "Use the system raylib instead of compiling raylib") orelse false;
if (sysraylib_flag) { if (sysraylib_flag) {
emulator.linkSystemLibrary("raylib"); emulator.linkSystemLibrary("raylib");
} else { } else {
const raylib = b.dependency("raylib", .{ .target = target, .optimize = optimize }); const raylib = b.dependency("raylib", .{ .target = target, .optimize = optimize });
emulator.addIncludePath(raylib.path(raylib.builder.h_dir)); emulator.addIncludePath(raylib.path(raylib.builder.h_dir));
emulator.linkLibrary(raylib.artifact("raylib")); emulator.linkLibrary(raylib.artifact("raylib"));
}
const luaVer = b.option(LuaVersion, "lua", "The version of Lua to use.") orelse LuaVersion.lua54;
emulator.addCSourceFiles(.{
.files = &.{
"src/testLuaArch.c",
"src/emulator.c",
},
.flags = &.{
if(opts.baremetal) "-DNN_BAREMETAL" else "",
if(opts.bit32) "-DNN_BIT32" else "",
},
});
compileTheRightLua(b, emulator, luaVer) catch unreachable;
// forces us to link in everything too
emulator.linkLibrary(engineStatic);
const emulatorStep = b.step("emulator", "Builds the emulator");
emulatorStep.dependOn(&emulator.step);
emulatorStep.dependOn(&b.addInstallArtifact(emulator, .{}).step);
var run_cmd = b.addRunArtifact(emulator);
if (b.args) |args| {
run_cmd.addArgs(args);
}
const run_step = b.step("run", "Run the emulator");
run_step.dependOn(emulatorStep);
run_step.dependOn(&run_cmd.step);
} }
const luaVer = b.option(LuaVersion, "lua", "The version of Lua to use.") orelse LuaVersion.lua54;
emulator.addCSourceFiles(.{
.files = &.{
"src/testLuaArch.c",
"src/emulator.c",
},
.flags = &.{
if(opts.baremetal) "-DNN_BAREMETAL" else "",
},
});
compileTheRightLua(b, emulator, luaVer) catch unreachable;
// forces us to link in everything too
emulator.linkLibrary(engineStatic);
const emulatorStep = b.step("emulator", "Builds the emulator");
emulatorStep.dependOn(&emulator.step);
emulatorStep.dependOn(&b.addInstallArtifact(emulator, .{}).step);
var run_cmd = b.addRunArtifact(emulator);
if (b.args) |args| {
run_cmd.addArgs(args);
}
const run_step = b.step("run", "Run the emulator");
run_step.dependOn(emulatorStep);
run_step.dependOn(&run_cmd.step);
} }

6
src/neonucleus.h
View File

@ -10,11 +10,15 @@
#endif #endif
#ifdef NN_BAREMETAL #ifdef NN_BAREMETAL
#if defined(__LP64__) || defined(_LP64) #ifdef NN_BIT32
typedef int nn_intptr_t;
typedef unsigned int nn_size_t;
#elif defined(__LP64__) || defined(_LP64)
// long is ptr sized // long is ptr sized
typedef long nn_intptr_t; typedef long nn_intptr_t;
typedef unsigned long nn_size_t; typedef unsigned long nn_size_t;
#else #else
#error "fuck you"
typedef long long nn_intptr_t; typedef long long nn_intptr_t;
typedef unsigned long long nn_size_t; typedef unsigned long long nn_size_t;
#endif #endif