zig/test/link/macho/bugs/13056/build.zig
Andrew Kelley 142471fcc4 zig build system: change target, compilation, and module APIs
Introduce the concept of "target query" and "resolved target". A target
query is what the user specifies, with some things left to default. A
resolved target has the default things discovered and populated.
In the future, std.zig.CrossTarget will be rename to std.Target.Query.
Introduces `std.Build.resolveTargetQuery` to get from one to the other.

The concept of `main_mod_path` is gone, no longer supported. You have to
put the root source file at the module root now.

* remove deprecated API
* update build.zig for the breaking API changes in this branch
* move std.Build.Step.Compile.BuildId to std.zig.BuildId
* add more options to std.Build.ExecutableOptions, std.Build.ObjectOptions,
  std.Build.SharedLibraryOptions, std.Build.StaticLibraryOptions, and
  std.Build.TestOptions.
* remove `std.Build.constructCMacro`. There is no use for this API.
* deprecate `std.Build.Step.Compile.defineCMacro`. Instead,
  `std.Build.Module.addCMacro` is provided.
  - remove `std.Build.Step.Compile.defineCMacroRaw`.
* deprecate `std.Build.Step.Compile.linkFrameworkNeeded`
  - use `std.Build.Module.linkFramework`
* deprecate `std.Build.Step.Compile.linkFrameworkWeak`
  - use `std.Build.Module.linkFramework`
* move more logic into `std.Build.Module`
* allow `target` and `optimize` to be `null` when creating a Module.
  Along with other fields, those unspecified options will be inherited
  from parent `Module` when inserted into an import table.
* the `target` field of `addExecutable` is now required. pass `b.host`
  to get the host target.
2024-01-01 17:51:18 -07:00

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Zig

const std = @import("std");
pub const requires_macos_sdk = true;
pub const requires_symlinks = true;
pub fn build(b: *std.Build) void {
const test_step = b.step("test", "Test it");
b.default_step = test_step;
add(b, test_step, .Debug);
add(b, test_step, .ReleaseFast);
add(b, test_step, .ReleaseSmall);
add(b, test_step, .ReleaseSafe);
}
fn add(b: *std.Build, test_step: *std.Build.Step, optimize: std.builtin.OptimizeMode) void {
const target = b.resolveTargetQuery(.{ .os_tag = .macos });
const sdk = std.zig.system.darwin.getSdk(b.allocator, target.target) orelse
@panic("macOS SDK is required to run the test");
const exe = b.addExecutable(.{
.name = "test",
.optimize = optimize,
.target = b.host,
});
exe.addSystemIncludePath(.{ .path = b.pathJoin(&.{ sdk, "/usr/include" }) });
exe.addIncludePath(.{ .path = b.pathJoin(&.{ sdk, "/usr/include/c++/v1" }) });
exe.addCSourceFile(.{ .file = .{ .path = "test.cpp" }, .flags = &.{
"-nostdlib++",
"-nostdinc++",
} });
exe.addObjectFile(.{ .path = b.pathJoin(&.{ sdk, "/usr/lib/libc++.tbd" }) });
const run_cmd = b.addRunArtifact(exe);
run_cmd.expectStdErrEqual("x: 5\n");
test_step.dependOn(&run_cmd.step);
}