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tdutils/td/utils/port/sleep.cpp

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+/*
+    This file is part of TON Blockchain Library.
+
+    TON Blockchain Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    TON Blockchain Library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright 2017-2019 Telegram Systems LLP
+*/
+#include "td/utils/port/sleep.h"
+
+#include "td/utils/port/config.h"
+
+#if TD_PORT_POSIX
+#if _POSIX_C_SOURCE >= 199309L
+#include <time.h>
+#else
+#include <unistd.h>
+#endif
+#endif
+
+namespace td {
+
+void usleep_for(int32 microseconds) {
+#if TD_PORT_WINDOWS
+  int32 milliseconds = microseconds / 1000 + (microseconds % 1000 ? 1 : 0);
+  Sleep(milliseconds);
+#else
+#if _POSIX_C_SOURCE >= 199309L
+  timespec ts;
+  ts.tv_sec = microseconds / 1000000;
+  ts.tv_nsec = (microseconds % 1000000) * 1000;
+  nanosleep(&ts, nullptr);
+#else
+  usleep(microseconds);
+#endif
+#endif
+}
+
+}  // namespace td