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const std = @import("std");
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);
}
fn add(b: *std.Build, test_step: *std.Build.Step, optimize: std.builtin.OptimizeMode) void {
const no_export = b.addExecutable(.{
.name = "no-export",
.root_module = b.createModule(.{
.root_source_file = b.path("main-hidden.zig"),
.optimize = optimize,
.target = b.resolveTargetQuery(.{ .cpu_arch = .wasm32, .os_tag = .freestanding }),
}),
});
no_export.entry = .disabled;
no_export.use_llvm = false;
no_export.use_lld = false;
// Don't pull in ubsan, since we're just expecting a very minimal executable.
no_export.bundle_ubsan_rt = false;
const dynamic_export = b.addExecutable(.{
.name = "dynamic",
.root_module = b.createModule(.{
.root_source_file = b.path("main.zig"),
.optimize = optimize,
.target = b.resolveTargetQuery(.{ .cpu_arch = .wasm32, .os_tag = .freestanding }),
}),
});
dynamic_export.entry = .disabled;
dynamic_export.rdynamic = true;
dynamic_export.use_llvm = false;
dynamic_export.use_lld = false;
// Don't pull in ubsan, since we're just expecting a very minimal executable.
dynamic_export.bundle_ubsan_rt = false;
const force_export = b.addExecutable(.{
.name = "force",
.root_module = b.createModule(.{
.root_source_file = b.path("main-hidden.zig"),
.optimize = optimize,
.target = b.resolveTargetQuery(.{ .cpu_arch = .wasm32, .os_tag = .freestanding }),
}),
});
force_export.entry = .disabled;
force_export.root_module.export_symbol_names = &.{"foo"};
force_export.use_llvm = false;
force_export.use_lld = false;
// Don't pull in ubsan, since we're just expecting a very minimal executable.
force_export.bundle_ubsan_rt = false;
const check_no_export = no_export.checkObject();
check_no_export.checkInHeaders();
check_no_export.checkExact("Section export");
check_no_export.checkExact("entries 1");
check_no_export.checkExact("name memory");
check_no_export.checkExact("kind memory");
const check_dynamic_export = dynamic_export.checkObject();
check_dynamic_export.checkInHeaders();
check_dynamic_export.checkExact("Section export");
check_dynamic_export.checkExact("entries 2");
check_dynamic_export.checkExact("name foo");
check_dynamic_export.checkExact("kind function");
const check_force_export = force_export.checkObject();
check_force_export.checkInHeaders();
check_force_export.checkExact("Section export");
check_force_export.checkExact("entries 2");
check_force_export.checkExact("name foo");
check_force_export.checkExact("kind function");
test_step.dependOn(&check_no_export.step);
test_step.dependOn(&check_dynamic_export.step);
test_step.dependOn(&check_force_export.step);
}
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