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| -rw-r--r-- | build.zig | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/build.zig b/build.zig deleted file mode 100644 index b1cdab3..0000000 --- a/build.zig +++ /dev/null @@ -1,202 +0,0 @@ -//! Copyright (c) 2025 Freya Murphy <freya@freyacat.org> - -const std = @import("std"); -const builtin = @import("builtin"); - -const c_flags = &[_][]const u8{ - // lang - "-std=c11", - // warnings - "-Wall", - "-Wextra", - "-pedantic", - // flags - "-fno-pie", - "-fno-stack-protector", - "-fno-omit-frame-pointer", - "-ffreestanding", - "-fno-builtin", - // symbols - "-ggdb", -}; - -const kernel_src = &[_][]const u8{ - "kernel/entry.S", // must be first - "kernel/main.c", // main function - "kernel/cpu/cpu.c", - "kernel/cpu/idt.c", - "kernel/cpu/idt.S", - "kernel/cpu/pic.c", - "kernel/drivers.c", - "kernel/drivers/acpi.c", - "kernel/drivers/clock.c", - "kernel/drivers/gpu.c", - "kernel/drivers/gpu/bochs.c", - "kernel/drivers/pci.c", - "kernel/drivers/uart.c", - "kernel/drivers/vga.c", - "kernel/font.S", - "kernel/fs/fs.c", - "kernel/lib/atox.c", - "kernel/lib/backtrace.c", - "kernel/lib/bound.c", - "kernel/lib/btoa.c", - "kernel/lib/ctoi.c", - "kernel/lib/isdigit.c", - "kernel/lib/isprint.c", - "kernel/lib/isspace.c", - "kernel/lib/itoc.c", - "kernel/lib/kalloc.c", - "kernel/lib/kprintf.c", - "kernel/lib/memcmp.c", - "kernel/lib/memcpy.c", - "kernel/lib/memcpyv.c", - "kernel/lib/memmove.c", - "kernel/lib/memmovev.c", - "kernel/lib/memset.c", - "kernel/lib/memsetv.c", - "kernel/lib/panic.c", - "kernel/lib/stpcpy.c", - "kernel/lib/stpncpy.c", - "kernel/lib/strcat.c", - "kernel/lib/strcpy.c", - "kernel/lib/strlen.c", - "kernel/lib/strncmp.c", - "kernel/lib/strncpy.c", - "kernel/lib/strtoux.c", - "kernel/lib/strtox.c", - "kernel/lib/uxtoa.c", - "kernel/lib/xtoa.c", - "kernel/mboot/elf.c", - "kernel/mboot/mboot.c", - "kernel/mboot/mmap.c", - "kernel/mboot/rsdp.c", - "kernel/memory/memory.c", - "kernel/memory/paging.c", - "kernel/memory/physalloc.c", - "kernel/memory/virtalloc.c", - "kernel/procs/procs.c", - "kernel/term.c", -}; - -const Prog = struct { - name: []const u8, - source: []const []const u8, -}; - -const AddSourcesOpts = struct { exe: *std.Build.Step.Compile, sources: []const []const []const u8, c_flags: []const []const u8 }; - -fn add_sources(b: *std.Build, opts: AddSourcesOpts) void { - // add asm and c source files - for (opts.sources) |source| { - for (source) |file| { - if (std.mem.endsWith(u8, file, ".c")) { - // c file - opts.exe.addCSourceFile(.{ .file = b.path(file), .flags = opts.c_flags }); - } else { - // assembly file - opts.exe.addAssemblyFile(b.path(file)); - } - } - } -} - -const BuildKernBinaryOpts = struct { - name: []const u8, - target: std.Build.ResolvedTarget, - optimize: std.builtin.OptimizeMode, - sources: []const []const []const u8, - linker: ?[]const u8 = null, - entry: []const u8 = "_start", - strip: bool = false, - include: ?[]const u8 = null, -}; - -fn build_kern_binary(b: *std.Build, opts: BuildKernBinaryOpts) void { - // create compile step - const exe = b.addExecutable(.{ - .name = opts.name, - .target = opts.target, - .optimize = opts.optimize, - .strip = opts.strip, - }); - - // add include path - if (opts.include != null) { - exe.addIncludePath(b.path(opts.include.?)); - } - - // set entry - exe.entry = .{ .symbol_name = opts.entry }; - - // add asm and c source files - add_sources(b, .{ - .exe = exe, - .sources = opts.sources, - .c_flags = c_flags, - }); - - if (opts.linker != null) { - exe.setLinkerScript(b.path(opts.linker.?)); - } - - const step = b.addInstallArtifact(exe, .{ .dest_dir = .{ - .override = .{ .custom = "../bin" }, - } }); - b.getInstallStep().dependOn(&step.step); -} - -const BuildNativeBinaryOpts = struct { - name: []const u8, - optimize: std.builtin.OptimizeMode, - sources: []const []const []const u8, -}; - -fn build_native_binary(b: *std.Build, opts: BuildNativeBinaryOpts) void { - // create compile step - const exe = b.addExecutable(.{ - .name = opts.name, - .target = b.graph.host, - .optimize = opts.optimize, - .strip = true, - }); - - // include libc - exe.linkLibC(); - - // add asm and c source files - add_sources(b, .{ - .exe = exe, - .sources = opts.sources, - .c_flags = &.{}, - }); - - const step = b.addInstallArtifact(exe, .{ .dest_dir = .{ - .override = .{ .custom = "../bin" }, - } }); - b.getInstallStep().dependOn(&step.step); -} - -pub fn build(b: *std.Build) !void { - - // context - const target64 = std.Build.resolveTargetQuery(b, .{ - .cpu_arch = std.Target.Cpu.Arch.x86_64, - .os_tag = std.Target.Os.Tag.freestanding, - .abi = std.Target.Abi.gnu, - .ofmt = std.Target.ObjectFormat.elf, - }); - const optimize = std.builtin.OptimizeMode.Debug; - - // kernel - build_kern_binary(b, .{ - .name = "kernel", - .target = target64, - .optimize = optimize, - .sources = &.{ - kernel_src, - }, - .linker = "config/kernel.ld", - .include = "kernel/include", - }); -} |