Move some .cc files next to their corresponding headers

Change-Id: I8a6bbdc7edeb8b6d746f08f593b1655e7260cd03
diff --git a/aos/linux_code/ipc_lib/BUILD b/aos/linux_code/ipc_lib/BUILD
index 576774e..2b90c34 100644
--- a/aos/linux_code/ipc_lib/BUILD
+++ b/aos/linux_code/ipc_lib/BUILD
@@ -67,8 +67,8 @@
     'queue.h',
   ],
   deps = [
-    '//aos/linux_code/ipc_lib:condition',
-    '//aos/linux_code/ipc_lib:mutex',
+    '//aos/common:condition',
+    '//aos/common:mutex',
     ':core_lib',
     ':shared_mem',
     '//aos/common/logging:logging_interface',
@@ -107,7 +107,7 @@
     '//aos/testing:googletest',
     '//aos/common:time',
     '//aos/common:queue_testutils',
-    '//aos/linux_code/ipc_lib:mutex',
+    '//aos/common:mutex',
     ':core_lib',
     '//aos/common:die',
     '//aos/common/libc:dirname',
@@ -122,43 +122,3 @@
     ':queue',
   ],
 )
-
-cc_library(
-  name = 'condition',
-  visibility = ['//aos/common:__pkg__'],
-  srcs = [
-    'condition.cc',
-  ],
-  deps = [
-    ':mutex',
-    '//aos/common:real_condition',
-    ':aos_sync',
-    '//aos/common/logging:logging_interface',
-  ],
-)
-
-cc_library(
-  name = 'mutex',
-  srcs = [
-    'mutex.cc',
-  ],
-  deps = [
-    ':aos_sync',
-    '//aos/common/logging:logging_interface',
-    '//aos/common:type_traits',
-    '//aos/common:mutex',
-  ],
-)
-
-cc_library(
-  name = 'event',
-  visibility = ['//aos/common:__pkg__'],
-  srcs = [
-    'event.cc',
-  ],
-  deps = [
-    ':aos_sync',
-    '//aos/common/logging:logging_interface',
-    '//aos/common:real_event',
-  ],
-)
diff --git a/aos/linux_code/ipc_lib/condition.cc b/aos/linux_code/ipc_lib/condition.cc
deleted file mode 100644
index 62ede1c..0000000
--- a/aos/linux_code/ipc_lib/condition.cc
+++ /dev/null
@@ -1,30 +0,0 @@
-#include "aos/common/condition.h"
-
-#include <inttypes.h>
-#include <assert.h>
-
-#include "aos/common/type_traits.h"
-#include "aos/common/mutex.h"
-
-namespace aos {
-
-static_assert(shm_ok<Condition>::value,
-              "Condition should work in shared memory");
-
-Condition::Condition(Mutex *m) : impl_(), m_(m) {}
-
-bool Condition::Wait() {
-  const int ret = condition_wait(&impl_, &m_->impl_);
-  assert(__builtin_expect(ret == 0 || ret == 1, 1));
-  return ret == 1;
-}
-
-void Condition::Signal() {
-  condition_signal(&impl_, &m_->impl_);
-}
-
-void Condition::Broadcast() {
-  condition_broadcast(&impl_, &m_->impl_);
-}
-
-}  // namespace aos
diff --git a/aos/linux_code/ipc_lib/event.cc b/aos/linux_code/ipc_lib/event.cc
deleted file mode 100644
index ae32d39..0000000
--- a/aos/linux_code/ipc_lib/event.cc
+++ /dev/null
@@ -1,47 +0,0 @@
-#include "aos/common/event.h"
-
-#include "aos/common/type_traits.h"
-#include "aos/common/logging/logging.h"
-
-namespace aos {
-
-Event::Event() : impl_(0) {
-  static_assert(shm_ok<Event>::value,
-                "Event is not safe for use in shared memory.");
-}
-
-void Event::Wait() {
-  int ret;
-  do {
-    ret = futex_wait(&impl_);
-  } while (ret == 1);
-  if (ret == 0) return;
-  CHECK_EQ(-1, ret);
-  PLOG(FATAL, "futex_wait(%p) failed", &impl_);
-}
-
-bool Event::WaitTimeout(const ::aos::time::Time &timeout) {
-  const auto timeout_timespec = timeout.ToTimespec();
-  int ret;
-  do {
-    ret = futex_wait_timeout(&impl_, &timeout_timespec);
-  } while (ret == 1);
-  if (ret == 0) return true;
-  if (ret == 2) return false;
-  CHECK_EQ(-1, ret);
-  PLOG(FATAL, "futex_wait(%p) failed", &impl_);
-}
-
-// We're not going to expose the number woken because that's not easily portable
-// to condition variable-based implementations.
-void Event::Set() {
-  if (futex_set(&impl_) == -1) {
-    PLOG(FATAL, "futex_set(%p) failed", &impl_);
-  }
-}
-
-bool Event::Clear() {
-  return !futex_unset(&impl_);
-}
-
-}  // namespace aos
diff --git a/aos/linux_code/ipc_lib/mutex.cc b/aos/linux_code/ipc_lib/mutex.cc
deleted file mode 100644
index c5b8652..0000000
--- a/aos/linux_code/ipc_lib/mutex.cc
+++ /dev/null
@@ -1,58 +0,0 @@
-#include "aos/common/mutex.h"
-
-#include <inttypes.h>
-#include <stdio.h>
-#include <string.h>
-
-#include "aos/common/type_traits.h"
-#include "aos/common/logging/logging.h"
-
-namespace aos {
-
-Mutex::Mutex() : impl_() {
-  static_assert(shm_ok<Mutex>::value,
-                "Mutex is not safe for use in shared memory.");
-}
-
-Mutex::~Mutex() {
-  if (__builtin_expect(mutex_islocked(&impl_), false)) {
-    LOG(FATAL, "destroying locked mutex %p (aka %p)\n",
-        this, &impl_);
-  }
-}
-
-// Lock and Unlock use the return values of mutex_lock/mutex_unlock
-// to determine whether the lock/unlock succeeded.
-
-bool Mutex::Lock() {
-  const int ret = mutex_grab(&impl_);
-  if (ret == 0) {
-    return false;
-  } else {
-    LOG(FATAL, "mutex_grab(%p(=%" PRIu32 ")) failed with %d\n",
-        &impl_, impl_.futex, ret);
-  }
-}
-
-void Mutex::Unlock() {
-  mutex_unlock(&impl_);
-}
-
-Mutex::State Mutex::TryLock() {
-  const int ret = mutex_trylock(&impl_);
-  switch (ret) {
-    case 0:
-      return State::kLocked;
-    case 4:
-      return State::kLockFailed;
-    default:
-      LOG(FATAL, "mutex_trylock(%p(=%" PRIu32 ")) failed with %d\n",
-          &impl_, impl_.futex, ret);
-  }
-}
-
-bool Mutex::OwnedBySelf() const {
-  return mutex_islocked(&impl_);
-}
-
-}  // namespace aos