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[/] [openmsp430/] [trunk/] [fpga/] [altera_de0_nano_soc/] [doc/] [Terasic/] [DE0_NANO_SOC/] [Demonstrations/] [FPGA/] [DE0_NANO_SOC_ADC/] [software/] [DE0_NANO_SOC_ADC_bsp/] [HAL/] [src/] [alt_putchar.c] - Rev 221
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/****************************************************************************** * * * License Agreement * * * * Copyright (c) 2006 Altera Corporation, San Jose, California, USA. * * 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. * * * * This agreement shall be governed in all respects by the laws of the State * * of California and by the laws of the United States of America. * * * * Altera does not recommend, suggest or require that this reference design * * file be used in conjunction or combination with any other product. * ******************************************************************************/ #include <stdio.h> #ifdef ALT_USE_DIRECT_DRIVERS #include "system.h" #include "sys/alt_driver.h" #include "sys/alt_stdio.h" #endif /* * Uses the ALT_DRIVER_WRITE() macro to call directly to driver if available. * Otherwise, uses newlib provided putchar() routine. */ int alt_putchar(int c) { #ifdef ALT_USE_DIRECT_DRIVERS ALT_DRIVER_WRITE_EXTERNS(ALT_STDOUT_DEV); char c1 = (char)(c & 0xff); if (ALT_DRIVER_WRITE(ALT_STDOUT_DEV, &c1, 1, 0) == -1) { return -1; } return c; #else return putchar(c); #endif }