Add C++ toolchain and fix compile issues.

This was accidentally introduced in 31f05d5d4f62c4cd4fe3b95b333d0130aae4b2c1.

Fixes #788.

PiperOrigin-RevId: 266462843

4 files changed, 13 insertions, 16 deletions

diff --git a/test/syscalls/linux/BUILD b/test/syscalls/linux/BUILD
index 1ce38c929..bb065aa4f 100644
--- a/test/syscalls/linux/BUILD
+++ b/test/syscalls/linux/BUILD
@@ -1213,6 +1213,7 @@ cc_binary(
         "//test/util:test_main",
         "//test/util:test_util",
         "//test/util:thread_util",
+        "@com_google_absl//absl/memory",
         "@com_google_absl//absl/strings",
         "@com_google_googletest//:gtest",
     ],
@@ -3362,6 +3363,7 @@ cc_binary(
         "//test/util:test_util",
         "//test/util:thread_util",
         "@com_google_absl//absl/base:core_headers",
+        "@com_google_absl//absl/memory",
         "@com_google_absl//absl/synchronization",
         "@com_google_absl//absl/time",
         "@com_google_googletest//:gtest",
diff --git a/test/syscalls/linux/open.cc b/test/syscalls/linux/open.cc
index e0525f386..2b1df52ce 100644
--- a/test/syscalls/linux/open.cc
+++ b/test/syscalls/linux/open.cc
@@ -21,6 +21,7 @@
 
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
+#include "absl/memory/memory.h"
 #include "test/syscalls/linux/file_base.h"
 #include "test/util/capability_util.h"
 #include "test/util/cleanup.h"
diff --git a/test/syscalls/linux/pty.cc b/test/syscalls/linux/pty.cc
index bd6907876..c605b6549 100644
--- a/test/syscalls/linux/pty.cc
+++ b/test/syscalls/linux/pty.cc
@@ -1292,10 +1292,8 @@ TEST_F(JobControlTest, ReleaseTTY) {
 
   // Make sure we're ignoring SIGHUP, which will be sent to this process once we
   // disconnect they TTY.
-  struct sigaction sa = {
-      .sa_handler = SIG_IGN,
-      .sa_flags = 0,
-  };
+  struct sigaction sa = {};
+  sa.sa_handler = SIG_IGN;
   sigemptyset(&sa.sa_mask);
   struct sigaction old_sa;
   EXPECT_THAT(sigaction(SIGHUP, &sa, &old_sa), SyscallSucceeds());
@@ -1362,10 +1360,8 @@ TEST_F(JobControlTest, ReleaseTTYSignals) {
   ASSERT_THAT(ioctl(slave_.get(), TIOCSCTTY, 0), SyscallSucceeds());
 
   received = 0;
-  struct sigaction sa = {
-      .sa_handler = sig_handler,
-      .sa_flags = 0,
-  };
+  struct sigaction sa = {};
+  sa.sa_handler = sig_handler;
   sigemptyset(&sa.sa_mask);
   sigaddset(&sa.sa_mask, SIGHUP);
   sigaddset(&sa.sa_mask, SIGCONT);
@@ -1403,10 +1399,8 @@ TEST_F(JobControlTest, ReleaseTTYSignals) {
 
   // Make sure we're ignoring SIGHUP, which will be sent to this process once we
   // disconnect they TTY.
-  struct sigaction sighup_sa = {
-      .sa_handler = SIG_IGN,
-      .sa_flags = 0,
-  };
+  struct sigaction sighup_sa = {};
+  sighup_sa.sa_handler = SIG_IGN;
   sigemptyset(&sighup_sa.sa_mask);
   struct sigaction old_sa;
   EXPECT_THAT(sigaction(SIGHUP, &sighup_sa, &old_sa), SyscallSucceeds());
@@ -1456,10 +1450,8 @@ TEST_F(JobControlTest, SetForegroundProcessGroup) {
   ASSERT_THAT(ioctl(slave_.get(), TIOCSCTTY, 0), SyscallSucceeds());
 
   // Ignore SIGTTOU so that we don't stop ourself when calling tcsetpgrp.
-  struct sigaction sa = {
-      .sa_handler = SIG_IGN,
-      .sa_flags = 0,
-  };
+  struct sigaction sa = {};
+  sa.sa_handler = SIG_IGN;
   sigemptyset(&sa.sa_mask);
   sigaction(SIGTTOU, &sa, NULL);
 
diff --git a/test/syscalls/linux/semaphore.cc b/test/syscalls/linux/semaphore.cc
index 421318fcb..40c57f543 100644
--- a/test/syscalls/linux/semaphore.cc
+++ b/test/syscalls/linux/semaphore.cc
@@ -15,6 +15,7 @@
 #include <sys/ipc.h>
 #include <sys/sem.h>
 #include <sys/types.h>
+
 #include <atomic>
 #include <cerrno>
 #include <ctime>
@@ -22,6 +23,7 @@
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
 #include "absl/base/macros.h"
+#include "absl/memory/memory.h"
 #include "absl/synchronization/mutex.h"
 #include "absl/time/clock.h"
 #include "test/util/capability_util.h"