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diff --git a/unit/atf-src/atf-c++/build_test.cpp b/unit/atf-src/atf-c++/build_test.cpp
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+// Copyright (c) 2009 The NetBSD Foundation, Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1. Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+// notice, this list of conditions and the following disclaimer in the
+// documentation and/or other materials provided with the distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
+// CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+// IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+// IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "atf-c++/build.hpp"
+
+#include <cstring>
+#include <iostream>
+
+#include <atf-c++.hpp>
+
+extern "C" {
+#include "atf-c/h_build.h"
+}
+
+#include "atf-c++/detail/env.hpp"
+#include "atf-c++/detail/process.hpp"
+
+// ------------------------------------------------------------------------
+// Auxiliary functions.
+// ------------------------------------------------------------------------
+
+template< class C >
+void
+print_col(const char* prefix, const C& c)
+{
+ std::cout << prefix << ":";
+ for (typename C::const_iterator iter = c.begin(); iter != c.end();
+ iter++)
+ std::cout << " '" << *iter << "'";
+ std::cout << "\n";
+}
+
+static
+void
+print_array(const char* prefix, const char* const* a)
+{
+ std::cout << prefix << ":";
+ for (; *a != NULL; a++)
+ std::cout << " '" << *a << "'";
+ std::cout << "\n";
+}
+
+static
+void
+verbose_set_env(const char *var, const char *val)
+{
+ std::cout << "Setting " << var << " to '" << val << "'\n";
+ atf::env::set(var, val);
+}
+
+static
+bool
+equal_argvs(const atf::process::argv_array& aa, const char* const* array)
+{
+ bool equal = true;
+
+ atf::process::argv_array::size_type i = 0;
+ while (equal && (i < aa.size() && array[i] != NULL)) {
+ if (std::strcmp(aa[i], array[i]) != 0)
+ equal = false;
+ else
+ i++;
+ }
+
+ if (equal && (i < aa.size() || array[i] != NULL))
+ equal = false;
+
+ return equal;
+}
+
+static
+void
+check_equal_argvs(const atf::process::argv_array& aa, const char* const* array)
+{
+ print_array("Expected arguments", array);
+ print_col("Arguments returned", aa);
+
+ if (!equal_argvs(aa, array))
+ ATF_FAIL("The constructed argv differs from the expected values");
+}
+
+// ------------------------------------------------------------------------
+// Internal test cases.
+// ------------------------------------------------------------------------
+
+ATF_TEST_CASE(equal_argvs);
+ATF_TEST_CASE_HEAD(equal_argvs)
+{
+ set_md_var("descr", "Tests the test case internal equal_argvs function");
+}
+ATF_TEST_CASE_BODY(equal_argvs)
+{
+ {
+ const char* const array[] = { NULL };
+ const char* const argv[] = { NULL };
+
+ ATF_REQUIRE(equal_argvs(atf::process::argv_array(argv), array));
+ }
+
+ {
+ const char* const array[] = { NULL };
+ const char* const argv[] = { "foo", NULL };
+
+ ATF_REQUIRE(!equal_argvs(atf::process::argv_array(argv), array));
+ }
+
+ {
+ const char* const array[] = { "foo", NULL };
+ const char* const argv[] = { NULL };
+
+ ATF_REQUIRE(!equal_argvs(atf::process::argv_array(argv), array));
+ }
+
+ {
+ const char* const array[] = { "foo", NULL };
+ const char* const argv[] = { "foo", NULL };
+
+ ATF_REQUIRE(equal_argvs(atf::process::argv_array(argv), array));
+ }
+}
+
+// ------------------------------------------------------------------------
+// Test cases for the free functions.
+// ------------------------------------------------------------------------
+
+ATF_TEST_CASE(c_o);
+ATF_TEST_CASE_HEAD(c_o)
+{
+ set_md_var("descr", "Tests the c_o function");
+}
+ATF_TEST_CASE_BODY(c_o)
+{
+ for (struct c_o_test* test = c_o_tests; test->expargv[0] != NULL;
+ test++) {
+ std::cout << "> Test: " << test->msg << "\n";
+
+ verbose_set_env("ATF_BUILD_CC", test->cc);
+ verbose_set_env("ATF_BUILD_CFLAGS", test->cflags);
+ verbose_set_env("ATF_BUILD_CPPFLAGS", test->cppflags);
+
+ atf::process::argv_array argv =
+ atf::build::c_o(test->sfile, test->ofile,
+ atf::process::argv_array(test->optargs));
+ check_equal_argvs(argv, test->expargv);
+ }
+}
+
+ATF_TEST_CASE(cpp);
+ATF_TEST_CASE_HEAD(cpp)
+{
+ set_md_var("descr", "Tests the cpp function");
+}
+ATF_TEST_CASE_BODY(cpp)
+{
+ for (struct cpp_test* test = cpp_tests; test->expargv[0] != NULL;
+ test++) {
+ std::cout << "> Test: " << test->msg << "\n";
+
+ verbose_set_env("ATF_BUILD_CPP", test->cpp);
+ verbose_set_env("ATF_BUILD_CPPFLAGS", test->cppflags);
+
+ atf::process::argv_array argv =
+ atf::build::cpp(test->sfile, test->ofile,
+ atf::process::argv_array(test->optargs));
+ check_equal_argvs(argv, test->expargv);
+ }
+}
+
+ATF_TEST_CASE(cxx_o);
+ATF_TEST_CASE_HEAD(cxx_o)
+{
+ set_md_var("descr", "Tests the cxx_o function");
+}
+ATF_TEST_CASE_BODY(cxx_o)
+{
+ for (struct cxx_o_test* test = cxx_o_tests; test->expargv[0] != NULL;
+ test++) {
+ std::cout << "> Test: " << test->msg << "\n";
+
+ verbose_set_env("ATF_BUILD_CXX", test->cxx);
+ verbose_set_env("ATF_BUILD_CXXFLAGS", test->cxxflags);
+ verbose_set_env("ATF_BUILD_CPPFLAGS", test->cppflags);
+
+ atf::process::argv_array argv =
+ atf::build::cxx_o(test->sfile, test->ofile,
+ atf::process::argv_array(test->optargs));
+ check_equal_argvs(argv, test->expargv);
+ }
+}
+
+// ------------------------------------------------------------------------
+// Main.
+// ------------------------------------------------------------------------
+
+ATF_INIT_TEST_CASES(tcs)
+{
+ // Add the internal test cases.
+ ATF_ADD_TEST_CASE(tcs, equal_argvs);
+
+ // Add the test cases for the free functions.
+ ATF_ADD_TEST_CASE(tcs, c_o);
+ ATF_ADD_TEST_CASE(tcs, cpp);
+ ATF_ADD_TEST_CASE(tcs, cxx_o);
+}
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