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pub fn build(b: *Build) void {
const exe = b.addExecutable(.{
.name = "check_file_exists",
.root_module = b.createModule(.{
.target = b.graph.host,
.optimize = .Debug,
.root_source_file = b.path("check_file_exists.zig"),
}),
});
const test_step = b.step("test", "Test it");
b.default_step = test_step;
test_step.dependOn(addCheck(b, exe, ".", null));
test_step.dependOn(addCheck(b, exe, "..", b.path("..")));
test_step.dependOn(addCheck(b, exe, "exe dir", exe.getEmittedBin().dirname()));
test_step.dependOn(addCheck(b, exe, "exe dir/..", exe.getEmittedBin().dirname().dirname()));
test_step.dependOn(addCheck(b, exe, "./empty_dir", b.path("empty_dir")));
}
fn addCheck(b: *Build, exe: *Build.Step.Compile, cwd_name: []const u8, opt_cwd: ?Build.LazyPath) *Build.Step {
const run = b.addRunArtifact(exe);
if (opt_cwd) |cwd| run.setCwd(cwd);
run.addFileArg(b.path("file_that_exists.txt"));
run.setName(b.fmt("check in '{s}'", .{cwd_name}));
run.expectExitCode(0);
return &run.step;
}
const Build = @import("std").Build;
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