85 lines
2.8 KiB
Zig
85 lines
2.8 KiB
Zig
const std = @import("std");
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const Allocator = std.mem.Allocator;
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const Compilation = @import("Compilation.zig");
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pub const panic = Compilation.panic;
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const library = @import("library.zig");
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const byte_equal = library.byte_equal;
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const MyAllocator = library.MyAllocator;
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const PageAllocator = library.PageAllocator;
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const env_detecting_libc_paths = "NATIVITY_IS_DETECTING_LIBC_PATHS";
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test {
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_ = library;
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}
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fn todo() noreturn {
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@setCold(true);
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@panic("TODO");
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}
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var my_allocator = PageAllocator{};
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pub export fn main(c_argc: c_int, c_argv: [*][*:0]c_char, c_envp: [*:null]?[*:0]c_char) callconv(.C) c_int {
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_ = c_envp; // autofix
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const argument_count: usize = @intCast(c_argc);
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const argument_values: [*][*:0]u8 = @ptrCast(c_argv);
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const arguments = argument_values[0..argument_count];
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if (entry_point(arguments)) |_| {
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return 0;
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} else |err| {
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const error_name: []const u8 = @errorName(err);
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std.io.getStdOut().writeAll("Error: ") catch {};
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std.io.getStdOut().writeAll(error_name) catch {};
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std.io.getStdOut().writeAll("\n") catch {};
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return 1;
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}
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}
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pub fn entry_point(arguments: [][*:0]u8) !void {
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var arena_allocator = std.heap.ArenaAllocator.init(std.heap.page_allocator);
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const allocator = arena_allocator.allocator();
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// const arguments = try std.process.argsAlloc(allocator);
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if (arguments.len <= 1) {
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return error.InvalidInput;
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}
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if (std.process.can_execv and std.os.getenvZ(env_detecting_libc_paths) != null) {
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todo();
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}
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const command = library.span(arguments[1]);
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const command_arguments = arguments[2..];
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const context = try Compilation.createContext(allocator, &my_allocator.allocator);
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if (byte_equal(command, "build")) {
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try Compilation.compileBuildExecutable(context, command_arguments);
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} else if (byte_equal(command, "clang") or byte_equal(command, "-cc1") or byte_equal(command, "-cc1as")) {
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// const exit_code = try clangMain(allocator, arguments);
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// std.process.exit(exit_code);
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} else if (byte_equal(command, "cc")) {
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// TODO: transform our arguments to Clang and invoke it
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try Compilation.compileCSourceFile(context, command_arguments);
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} else if (byte_equal(command, "c++")) {
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// TODO: transform our arguments to Clang and invoke it
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todo();
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} else if (byte_equal(command, "exe")) {
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try Compilation.buildExecutable(context, command_arguments, .{
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.is_test = false,
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});
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} else if (byte_equal(command, "lib")) {
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todo();
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} else if (byte_equal(command, "obj")) {
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todo();
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} else if (byte_equal(command, "test")) {
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try Compilation.buildExecutable(context, command_arguments, .{
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.is_test = true,
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});
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} else {
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todo();
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}
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}
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