blob: f29cc8ac3e75bc172cf601994c520da4c87efd4f [file] [log] [blame]
// Copyright 2018 The Bazel Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "tools/cpp/runfiles/runfiles_src.h"
#ifdef _WIN32
#include <windows.h>
#endif // _WIN32
#include <fstream>
#include <memory>
#include <string>
#include <vector>
#include "gtest/gtest.h"
#define RUNFILES_TEST_TOSTRING_HELPER(x) #x
#define RUNFILES_TEST_TOSTRING(x) RUNFILES_TEST_TOSTRING_HELPER(x)
#define LINE_AS_STRING() RUNFILES_TEST_TOSTRING(__LINE__)
namespace bazel {
namespace tools {
namespace cpp {
namespace runfiles {
namespace {
using bazel::tools::cpp::runfiles::testing::TestOnly_IsAbsolute;
using bazel::tools::cpp::runfiles::testing::TestOnly_PathsFrom;
using std::cerr;
using std::endl;
using std::function;
using std::pair;
using std::string;
using std::unique_ptr;
using std::vector;
class RunfilesTest : public ::testing::Test {
protected:
// Create a temporary file that is deleted with the destructor.
class MockFile {
public:
// Create an empty file with the given name under $TEST_TMPDIR.
static MockFile* Create(const string& name);
// Create a file with the given name and contents under $TEST_TMPDIR.
// The method ensures to create all parent directories, so `name` is allowed
// to contain directory components.
static MockFile* Create(const string& name, const vector<string>& lines);
~MockFile();
const string& Path() const { return path_; }
string DirName() const {
string::size_type pos = path_.find_last_of('/');
return pos == string::npos ? "" : path_.substr(0, pos);
}
private:
MockFile(const string& path) : path_(path) {}
MockFile(const MockFile&) = delete;
MockFile(MockFile&&) = delete;
MockFile& operator=(const MockFile&) = delete;
MockFile& operator=(MockFile&&) = delete;
const string path_;
};
void AssertEnvvars(const Runfiles& runfiles,
const string& expected_manifest_file,
const string& expected_directory);
static string GetTemp();
};
void RunfilesTest::AssertEnvvars(const Runfiles& runfiles,
const string& expected_manifest_file,
const string& expected_directory) {
vector<pair<string, string> > expected = {
{"RUNFILES_MANIFEST_FILE", expected_manifest_file},
{"RUNFILES_DIR", expected_directory},
{"JAVA_RUNFILES", expected_directory}};
ASSERT_EQ(runfiles.EnvVars(), expected);
}
string RunfilesTest::GetTemp() {
#ifdef _WIN32
DWORD size = ::GetEnvironmentVariableA("TEST_TMPDIR", NULL, 0);
if (size == 0) {
return string(); // unset or empty envvar
}
unique_ptr<char[]> value(new char[size]);
::GetEnvironmentVariableA("TEST_TMPDIR", value.get(), size);
return value.get();
#else
char* result = getenv("TEST_TMPDIR");
return result != NULL ? string(result) : string();
#endif
}
RunfilesTest::MockFile* RunfilesTest::MockFile::Create(const string& name) {
return Create(name, vector<string>());
}
RunfilesTest::MockFile* RunfilesTest::MockFile::Create(
const string& name, const vector<string>& lines) {
if (name.find("..") != string::npos || TestOnly_IsAbsolute(name)) {
cerr << "WARNING: " << __FILE__ << "(" << __LINE__ << "): bad name: \""
<< name << "\"" << endl;
return nullptr;
}
string tmp(RunfilesTest::GetTemp());
if (tmp.empty()) {
cerr << "WARNING: " << __FILE__ << "(" << __LINE__
<< "): $TEST_TMPDIR is empty" << endl;
return nullptr;
}
string path(tmp + "/" + name);
string::size_type i = 0;
#ifdef _WIN32
while ((i = name.find_first_of("/\\", i + 1)) != string::npos) {
string d = tmp + "\\" + name.substr(0, i);
if (!CreateDirectoryA(d.c_str(), NULL)) {
cerr << "ERROR: " << __FILE__ << "(" << __LINE__
<< "): failed to create directory \"" << d << "\"" << endl;
return nullptr;
}
}
#else
while ((i = name.find_first_of('/', i + 1)) != string::npos) {
string d = tmp + "/" + name.substr(0, i);
if (mkdir(d.c_str(), 0777)) {
cerr << "ERROR: " << __FILE__ << "(" << __LINE__
<< "): failed to create directory \"" << d << "\"" << endl;
return nullptr;
}
}
#endif
auto stm = std::ofstream(path);
for (auto i : lines) {
stm << i << std::endl;
}
return new MockFile(path);
}
RunfilesTest::MockFile::~MockFile() { std::remove(path_.c_str()); }
TEST_F(RunfilesTest, CreatesManifestBasedRunfilesFromManifestNextToBinary) {
unique_ptr<MockFile> mf(MockFile::Create(
"foo" LINE_AS_STRING() ".runfiles_manifest", {"a/b c/d"}));
EXPECT_TRUE(mf != nullptr);
string argv0(mf->Path().substr(
0, mf->Path().size() - string(".runfiles_manifest").size()));
string error;
unique_ptr<Runfiles> r(Runfiles::Create(argv0, "", "", &error));
ASSERT_NE(r, nullptr);
EXPECT_TRUE(error.empty());
EXPECT_EQ(r->Rlocation("a/b"), "c/d");
// We know it's manifest-based because it returns empty string for unknown
// paths.
EXPECT_EQ(r->Rlocation("unknown"), "");
AssertEnvvars(*r, mf->Path(), "");
}
TEST_F(RunfilesTest,
CreatesManifestBasedRunfilesFromManifestInRunfilesDirectory) {
unique_ptr<MockFile> mf(MockFile::Create(
"foo" LINE_AS_STRING() ".runfiles/MANIFEST", {"a/b c/d"}));
EXPECT_TRUE(mf != nullptr);
string argv0(mf->Path().substr(
0, mf->Path().size() - string(".runfiles/MANIFEST").size()));
string error;
unique_ptr<Runfiles> r(Runfiles::Create(argv0, "", "", &error));
ASSERT_NE(r, nullptr);
EXPECT_TRUE(error.empty());
EXPECT_EQ(r->Rlocation("a/b"), "c/d");
EXPECT_EQ(r->Rlocation("foo"), argv0 + ".runfiles/foo");
AssertEnvvars(*r, mf->Path(), argv0 + ".runfiles");
}
TEST_F(RunfilesTest, CreatesManifestBasedRunfilesFromEnvvar) {
unique_ptr<MockFile> mf(MockFile::Create(
"foo" LINE_AS_STRING() ".runfiles_manifest", {"a/b c/d"}));
EXPECT_TRUE(mf != nullptr);
string error;
unique_ptr<Runfiles> r(Runfiles::Create("ignore-argv0", mf->Path(),
"non-existent-runfiles_dir", &error));
ASSERT_NE(r, nullptr);
EXPECT_TRUE(error.empty());
EXPECT_EQ(r->Rlocation("a/b"), "c/d");
// We know it's manifest-based because it returns empty string for unknown
// paths.
EXPECT_EQ(r->Rlocation("unknown"), "");
AssertEnvvars(*r, mf->Path(), "");
}
TEST_F(RunfilesTest, CannotCreateManifestBasedRunfilesDueToBadManifest) {
unique_ptr<MockFile> mf(MockFile::Create(
"foo" LINE_AS_STRING() ".runfiles_manifest", {"a b", "nospace"}));
EXPECT_TRUE(mf != nullptr);
string error;
unique_ptr<Runfiles> r(
Runfiles::Create("ignore-argv0", mf->Path(), "", &error));
ASSERT_EQ(r, nullptr);
EXPECT_NE(error.find("bad runfiles manifest entry"), string::npos);
EXPECT_NE(error.find("line #2: \"nospace\""), string::npos);
}
TEST_F(RunfilesTest, ManifestBasedRunfilesRlocationAndEnvVars) {
unique_ptr<MockFile> mf(MockFile::Create(
"foo" LINE_AS_STRING() ".runfiles_manifest", {"a/b c/d"}));
EXPECT_TRUE(mf != nullptr);
string error;
unique_ptr<Runfiles> r(
Runfiles::Create("ignore-argv0", mf->Path(), "", &error));
ASSERT_NE(r, nullptr);
EXPECT_TRUE(error.empty());
EXPECT_EQ(r->Rlocation("a/b"), "c/d");
EXPECT_EQ(r->Rlocation("c/d"), "");
EXPECT_EQ(r->Rlocation(""), "");
EXPECT_EQ(r->Rlocation("foo"), "");
EXPECT_EQ(r->Rlocation("foo/"), "");
EXPECT_EQ(r->Rlocation("foo/bar"), "");
EXPECT_EQ(r->Rlocation("../foo"), "");
EXPECT_EQ(r->Rlocation("foo/.."), "");
EXPECT_EQ(r->Rlocation("foo/../bar"), "");
EXPECT_EQ(r->Rlocation("./foo"), "");
EXPECT_EQ(r->Rlocation("foo/."), "");
EXPECT_EQ(r->Rlocation("foo/./bar"), "");
EXPECT_EQ(r->Rlocation("//foo"), "");
EXPECT_EQ(r->Rlocation("foo//"), "");
EXPECT_EQ(r->Rlocation("foo//bar"), "");
EXPECT_EQ(r->Rlocation("/Foo"), "/Foo");
EXPECT_EQ(r->Rlocation("c:/Foo"), "c:/Foo");
EXPECT_EQ(r->Rlocation("c:\\Foo"), "c:\\Foo");
}
TEST_F(RunfilesTest, DirectoryBasedRunfilesRlocationAndEnvVars) {
unique_ptr<MockFile> dummy(
MockFile::Create("foo" LINE_AS_STRING() ".runfiles/dummy", {"a/b c/d"}));
EXPECT_TRUE(dummy != nullptr);
string dir = dummy->DirName();
string error;
unique_ptr<Runfiles> r(Runfiles::Create("ignore-argv0", "", dir, &error));
ASSERT_NE(r, nullptr);
EXPECT_TRUE(error.empty());
EXPECT_EQ(r->Rlocation("a/b"), dir + "/a/b");
EXPECT_EQ(r->Rlocation("c/d"), dir + "/c/d");
EXPECT_EQ(r->Rlocation(""), "");
EXPECT_EQ(r->Rlocation("foo"), dir + "/foo");
EXPECT_EQ(r->Rlocation("foo/"), dir + "/foo/");
EXPECT_EQ(r->Rlocation("foo/bar"), dir + "/foo/bar");
EXPECT_EQ(r->Rlocation("../foo"), "");
EXPECT_EQ(r->Rlocation("foo/.."), "");
EXPECT_EQ(r->Rlocation("foo/../bar"), "");
EXPECT_EQ(r->Rlocation("./foo"), "");
EXPECT_EQ(r->Rlocation("foo/."), "");
EXPECT_EQ(r->Rlocation("foo/./bar"), "");
EXPECT_EQ(r->Rlocation("//foo"), "");
EXPECT_EQ(r->Rlocation("foo//"), "");
EXPECT_EQ(r->Rlocation("foo//bar"), "");
EXPECT_EQ(r->Rlocation("/Foo"), "/Foo");
EXPECT_EQ(r->Rlocation("c:/Foo"), "c:/Foo");
EXPECT_EQ(r->Rlocation("c:\\Foo"), "c:\\Foo");
AssertEnvvars(*r, "", dir);
}
TEST_F(RunfilesTest, ManifestAndDirectoryBasedRunfilesRlocationAndEnvVars) {
unique_ptr<MockFile> mf(MockFile::Create(
"foo" LINE_AS_STRING() ".runfiles/MANIFEST", {"a/b c/d"}));
EXPECT_TRUE(mf != nullptr);
string dir = mf->DirName();
string error;
unique_ptr<Runfiles> r(
Runfiles::Create("ignore-argv0", mf->Path(), "", &error));
ASSERT_NE(r, nullptr);
EXPECT_TRUE(error.empty());
EXPECT_EQ(r->Rlocation("a/b"), "c/d");
EXPECT_EQ(r->Rlocation("c/d"), dir + "/c/d");
EXPECT_EQ(r->Rlocation(""), "");
EXPECT_EQ(r->Rlocation("foo"), dir + "/foo");
EXPECT_EQ(r->Rlocation("foo/"), dir + "/foo/");
EXPECT_EQ(r->Rlocation("foo/bar"), dir + "/foo/bar");
EXPECT_EQ(r->Rlocation("../foo"), "");
EXPECT_EQ(r->Rlocation("foo/.."), "");
EXPECT_EQ(r->Rlocation("foo/../bar"), "");
EXPECT_EQ(r->Rlocation("./foo"), "");
EXPECT_EQ(r->Rlocation("foo/."), "");
EXPECT_EQ(r->Rlocation("foo/./bar"), "");
EXPECT_EQ(r->Rlocation("//foo"), "");
EXPECT_EQ(r->Rlocation("foo//"), "");
EXPECT_EQ(r->Rlocation("foo//bar"), "");
EXPECT_EQ(r->Rlocation("/Foo"), "/Foo");
EXPECT_EQ(r->Rlocation("c:/Foo"), "c:/Foo");
EXPECT_EQ(r->Rlocation("c:\\Foo"), "c:\\Foo");
AssertEnvvars(*r, mf->Path(), dir);
}
TEST_F(RunfilesTest, ManifestBasedRunfilesEnvVars) {
unique_ptr<MockFile> mf(
MockFile::Create(string("foo" LINE_AS_STRING() ".runfiles_manifest")));
EXPECT_TRUE(mf != nullptr);
string error;
unique_ptr<Runfiles> r(
Runfiles::Create("ignore-argv0", mf->Path(), "", &error));
ASSERT_NE(r, nullptr);
EXPECT_TRUE(error.empty());
AssertEnvvars(*r, mf->Path(), "");
}
TEST_F(RunfilesTest, CreatesDirectoryBasedRunfilesFromDirectoryNextToBinary) {
// We create a directory as a side-effect of creating a mock file.
unique_ptr<MockFile> mf(
MockFile::Create(string("foo" LINE_AS_STRING() ".runfiles/dummy")));
string argv0(mf->Path().substr(
0, mf->Path().size() - string(".runfiles/dummy").size()));
string error;
unique_ptr<Runfiles> r(Runfiles::Create(argv0, "", "", &error));
ASSERT_NE(r, nullptr);
EXPECT_TRUE(error.empty());
EXPECT_EQ(r->Rlocation("a/b"), argv0 + ".runfiles/a/b");
// We know it's directory-based because it returns some result for unknown
// paths.
EXPECT_EQ(r->Rlocation("unknown"), argv0 + ".runfiles/unknown");
AssertEnvvars(*r, "", argv0 + ".runfiles");
}
TEST_F(RunfilesTest, CreatesDirectoryBasedRunfilesFromEnvvar) {
// We create a directory as a side-effect of creating a mock file.
unique_ptr<MockFile> mf(
MockFile::Create(string("foo" LINE_AS_STRING() ".runfiles/dummy")));
string dir = mf->DirName();
string error;
unique_ptr<Runfiles> r(Runfiles::Create("ignore-argv0", "", dir, &error));
ASSERT_NE(r, nullptr);
EXPECT_TRUE(error.empty());
EXPECT_EQ(r->Rlocation("a/b"), dir + "/a/b");
EXPECT_EQ(r->Rlocation("foo"), dir + "/foo");
EXPECT_EQ(r->Rlocation("/Foo"), "/Foo");
EXPECT_EQ(r->Rlocation("c:/Foo"), "c:/Foo");
EXPECT_EQ(r->Rlocation("c:\\Foo"), "c:\\Foo");
AssertEnvvars(*r, "", dir);
}
TEST_F(RunfilesTest, FailsToCreateAnyRunfilesBecauseEnvvarsAreNotDefined) {
unique_ptr<MockFile> mf(
MockFile::Create(string("foo" LINE_AS_STRING() ".runfiles/MANIFEST")));
EXPECT_TRUE(mf != nullptr);
string error;
unique_ptr<Runfiles> r(
Runfiles::Create("ignore-argv0", mf->Path(), "whatever", &error));
ASSERT_NE(r, nullptr);
EXPECT_TRUE(error.empty());
// We create a directory as a side-effect of creating a mock file.
mf.reset(MockFile::Create(string("foo" LINE_AS_STRING() ".runfiles/dummy")));
r.reset(Runfiles::Create("ignore-argv0", "", mf->DirName(), &error));
ASSERT_NE(r, nullptr);
EXPECT_TRUE(error.empty());
r.reset(Runfiles::Create("ignore-argv0", "", "", &error));
ASSERT_EQ(r, nullptr);
EXPECT_NE(error.find("cannot find runfiles"), string::npos);
}
TEST_F(RunfilesTest, MockFileTest) {
{
unique_ptr<MockFile> mf(
MockFile::Create(string("foo" LINE_AS_STRING() "/..")));
EXPECT_TRUE(mf == nullptr);
}
{
unique_ptr<MockFile> mf(MockFile::Create(string("/Foo" LINE_AS_STRING())));
EXPECT_TRUE(mf == nullptr);
}
{
unique_ptr<MockFile> mf(
MockFile::Create(string("C:/Foo" LINE_AS_STRING())));
EXPECT_TRUE(mf == nullptr);
}
string path;
{
unique_ptr<MockFile> mf(
MockFile::Create(string("foo" LINE_AS_STRING() "/bar1/qux")));
EXPECT_TRUE(mf != nullptr);
path = mf->Path();
std::ifstream stm(path);
EXPECT_TRUE(stm.good());
string actual;
stm >> actual;
EXPECT_TRUE(actual.empty());
}
{
std::ifstream stm(path);
EXPECT_FALSE(stm.good());
}
{
unique_ptr<MockFile> mf(MockFile::Create(
string("foo" LINE_AS_STRING() "/bar2/qux"), vector<string>()));
EXPECT_TRUE(mf != nullptr);
path = mf->Path();
std::ifstream stm(path);
EXPECT_TRUE(stm.good());
string actual;
stm >> actual;
EXPECT_TRUE(actual.empty());
}
{
std::ifstream stm(path);
EXPECT_FALSE(stm.good());
}
{
unique_ptr<MockFile> mf(
MockFile::Create(string("foo" LINE_AS_STRING() "/bar3/qux"),
{"hello world", "you are beautiful"}));
EXPECT_TRUE(mf != nullptr);
path = mf->Path();
std::ifstream stm(path);
EXPECT_TRUE(stm.good());
string actual;
std::getline(stm, actual);
EXPECT_EQ("hello world", actual);
std::getline(stm, actual);
EXPECT_EQ("you are beautiful", actual);
std::getline(stm, actual);
EXPECT_EQ("", actual);
}
{
std::ifstream stm(path);
EXPECT_FALSE(stm.good());
}
}
TEST_F(RunfilesTest, IsAbsolute) {
EXPECT_FALSE(TestOnly_IsAbsolute("foo"));
EXPECT_FALSE(TestOnly_IsAbsolute("foo/bar"));
EXPECT_FALSE(TestOnly_IsAbsolute("\\foo"));
EXPECT_TRUE(TestOnly_IsAbsolute("c:\\foo"));
EXPECT_TRUE(TestOnly_IsAbsolute("c:/foo"));
EXPECT_TRUE(TestOnly_IsAbsolute("/foo"));
EXPECT_TRUE(TestOnly_IsAbsolute("x:\\foo"));
EXPECT_FALSE(TestOnly_IsAbsolute("::\\foo"));
EXPECT_FALSE(TestOnly_IsAbsolute("x\\foo"));
EXPECT_FALSE(TestOnly_IsAbsolute("x:"));
EXPECT_TRUE(TestOnly_IsAbsolute("x:\\"));
}
TEST_F(RunfilesTest, PathsFromEnvVars) {
string mf, dir;
// Both envvars have a valid value.
EXPECT_TRUE(TestOnly_PathsFrom(
"argv0", "mock1/MANIFEST", "mock2",
[](const string& path) { return path == "mock1/MANIFEST"; },
[](const string& path) { return path == "mock2"; }, &mf, &dir));
EXPECT_EQ(mf, "mock1/MANIFEST");
EXPECT_EQ(dir, "mock2");
// RUNFILES_MANIFEST_FILE is invalid but RUNFILES_DIR is good and there's a
// runfiles manifest in the runfiles directory.
EXPECT_TRUE(TestOnly_PathsFrom(
"argv0", "mock1/MANIFEST", "mock2",
[](const string& path) { return path == "mock2/MANIFEST"; },
[](const string& path) { return path == "mock2"; }, &mf, &dir));
EXPECT_EQ(mf, "mock2/MANIFEST");
EXPECT_EQ(dir, "mock2");
// RUNFILES_MANIFEST_FILE is invalid but RUNFILES_DIR is good, but there's no
// runfiles manifest in the runfiles directory.
EXPECT_TRUE(TestOnly_PathsFrom(
"argv0", "mock1/MANIFEST", "mock2",
[](const string& path) { return false; },
[](const string& path) { return path == "mock2"; }, &mf, &dir));
EXPECT_EQ(mf, "");
EXPECT_EQ(dir, "mock2");
// RUNFILES_DIR is invalid but RUNFILES_MANIFEST_FILE is good, and it is in
// a valid-looking runfiles directory.
EXPECT_TRUE(TestOnly_PathsFrom(
"argv0", "mock1/MANIFEST", "mock2",
[](const string& path) { return path == "mock1/MANIFEST"; },
[](const string& path) { return path == "mock1"; }, &mf, &dir));
EXPECT_EQ(mf, "mock1/MANIFEST");
EXPECT_EQ(dir, "mock1");
// RUNFILES_DIR is invalid but RUNFILES_MANIFEST_FILE is good, but it is not
// in any valid-looking runfiles directory.
EXPECT_TRUE(TestOnly_PathsFrom(
"argv0", "mock1/MANIFEST", "mock2",
[](const string& path) { return path == "mock1/MANIFEST"; },
[](const string& path) { return false; }, &mf, &dir));
EXPECT_EQ(mf, "mock1/MANIFEST");
EXPECT_EQ(dir, "");
// Both envvars are invalid, but there's a manifest in a runfiles directory
// next to argv0, however there's no other content in the runfiles directory.
EXPECT_TRUE(TestOnly_PathsFrom(
"argv0", "mock1/MANIFEST", "mock2",
[](const string& path) { return path == "argv0.runfiles/MANIFEST"; },
[](const string& path) { return false; }, &mf, &dir));
EXPECT_EQ(mf, "argv0.runfiles/MANIFEST");
EXPECT_EQ(dir, "");
// Both envvars are invalid, but there's a manifest next to argv0. There's
// no runfiles tree anywhere.
EXPECT_TRUE(TestOnly_PathsFrom(
"argv0", "mock1/MANIFEST", "mock2",
[](const string& path) { return path == "argv0.runfiles_manifest"; },
[](const string& path) { return false; }, &mf, &dir));
EXPECT_EQ(mf, "argv0.runfiles_manifest");
EXPECT_EQ(dir, "");
// Both envvars are invalid, but there's a valid manifest next to argv0, and a
// valid runfiles directory (without a manifest in it).
EXPECT_TRUE(TestOnly_PathsFrom(
"argv0", "mock1/MANIFEST", "mock2",
[](const string& path) { return path == "argv0.runfiles_manifest"; },
[](const string& path) { return path == "argv0.runfiles"; }, &mf, &dir));
EXPECT_EQ(mf, "argv0.runfiles_manifest");
EXPECT_EQ(dir, "argv0.runfiles");
// Both envvars are invalid, but there's a valid runfiles directory next to
// argv0, though no manifest in it.
EXPECT_TRUE(TestOnly_PathsFrom(
"argv0", "mock1/MANIFEST", "mock2",
[](const string& path) { return false; },
[](const string& path) { return path == "argv0.runfiles"; }, &mf, &dir));
EXPECT_EQ(mf, "");
EXPECT_EQ(dir, "argv0.runfiles");
// Both envvars are invalid, but there's a valid runfiles directory next to
// argv0 with a valid manifest in it.
EXPECT_TRUE(TestOnly_PathsFrom(
"argv0", "mock1/MANIFEST", "mock2",
[](const string& path) { return path == "argv0.runfiles/MANIFEST"; },
[](const string& path) { return path == "argv0.runfiles"; }, &mf, &dir));
EXPECT_EQ(mf, "argv0.runfiles/MANIFEST");
EXPECT_EQ(dir, "argv0.runfiles");
}
} // namespace
} // namespace runfiles
} // namespace cpp
} // namespace tools
} // namespace bazel