Merge remote-tracking branch 'origin/dev' into dev

# Conflicts:
#	src/dlio_profiler/writer/base_writer.h

src/dlio_profiler/writer/base_writer.h

@@ -22,45 +22,6 @@ namespace dlio_profiler {
     protected:
         bool throw_error;
         std::string filename;
-        int dlp_open(const char *pathname, int flags, ...) {
-          mode_t mode;
-          va_list args;
-          long result;
-
-          va_start(args, flags);
-          if (flags & O_CREAT) {
-            mode = va_arg(args, mode_t);
-          }
-          else {
-            mode = 0;
-          }
-          va_end(args);
-#if defined(SYS_open)
-          result = syscall(SYS_open, pathname, flags, mode);
-#else
-          result = syscall(SYS_openat, AT_FDCWD, pathname, flags, mode);
-#endif
-
-          if (result >= 0)
-            return (int) result;
-          return -1;
-        }
-
-        ssize_t dlp_write(int fd, const void *buf, size_t count) {
-          return syscall(SYS_write, fd, buf, count);
-        }
-
-        ssize_t dlp_read(int fd, void *buf, size_t count) {
-          return syscall(SYS_read, fd, buf, count);
-        }
-
-        int dlp_close(int fd) {
-          return syscall(SYS_close, fd);
-        }
-
-        int dlp_fsync(int fd) {
-          return syscall(SYS_fsync, fd);
-        }
     public:
         virtual void initialize(char *filename, bool throw_error) = 0;