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Commit 777c167b authored by Hansong Zhang's avatar Hansong Zhang Committed by android-build-merger
Browse files

Add debugging info in ReactiveSemaphore 

am: 8995b8ae

Change-Id: I272494902b4d9708f777f504f10543b7f4851339
parents 05693804 8995b8ae

system/gd/os/linux_generic/reactive_semaphore.cc

+4 −3
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 


#include "reactive_semaphore.h"



#include <error.h>

#include <sys/eventfd.h>

#include <unistd.h>

#include <functional>
@@ -33,19 +34,19 @@ ReactiveSemaphore::ReactiveSemaphore(unsigned int value) : fd_(eventfd(value, EF 
ReactiveSemaphore::~ReactiveSemaphore() {

  int close_status;

  RUN_NO_INTR(close_status = close(fd_));

  ASSERT(close_status != -1);

  ASSERT_LOG(close_status != -1, "close failed: %s", strerror(errno));

}



void ReactiveSemaphore::Decrease() {

  uint64_t val = 0;

  auto read_result = eventfd_read(fd_, &val);

  ASSERT(read_result != -1);

  ASSERT_LOG(read_result != -1, "decrease failed: %s", strerror(errno));

}



void ReactiveSemaphore::Increase() {

  uint64_t val = 1;

  auto write_result = eventfd_write(fd_, val);

  ASSERT(write_result != -1);

  ASSERT_LOG(write_result != -1, "increase failed: %s", strerror(errno));

}



int ReactiveSemaphore::GetFd() {