/* * Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #include <stdio.h> #include <console.h> /* Putchar() should either return the character printed or EOF in case of error. * Our current console_putc() function assumes success and returns the * character. Write all other printing functions in terms of putchar(), if * possible, so they all benefit when this is improved. */ int putchar(int c) { int res; if (console_putc((unsigned char)c) >= 0) res = c; else res = EOF; return res; }