/* * Amazon FreeRTOS+POSIX V1.0.3 * Copyright (C) 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a copy of * this software and associated documentation files (the "Software"), to deal in * the Software without restriction, including without limitation the rights to * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of * the Software, and to permit persons to whom the Software is furnished to do so, * subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * * http://aws.amazon.com/freertos * http://www.FreeRTOS.org */ /** * @file FreeRTOS_POSIX_unistd.c * @brief Implementation of functions in unistd.h */ /* FreeRTOS+POSIX includes. */ #include "FreeRTOS_POSIX.h" #include "FreeRTOS_POSIX/unistd.h" /*-----------------------------------------------------------*/ unsigned sleep( unsigned seconds ) { vTaskDelay( pdMS_TO_TICKS( seconds * 1000 ) ); return 0; } /*-----------------------------------------------------------*/ int usleep( useconds_t usec ) { /* To avoid delaying for less than usec, always round up. */ vTaskDelay( pdMS_TO_TICKS( usec / 1000 + ( usec % 1000 != 0 ) ) ); return 0; } /*-----------------------------------------------------------*/