From 61f72a34250d063da67f4fc2b0eb8c3fda3376be Mon Sep 17 00:00:00 2001 From: Roberto Vargas Date: Tue, 8 May 2018 10:27:10 +0100 Subject: Create a library file for libc TF Makefile was linking all the objects files generated for the c library instead of creating a static library that could be used in the linking stage. Change-Id: I721daea097e9b13cbb42c9f8eaa2af8fea0799cf Signed-off-by: Roberto Vargas --- lib/libc/sscanf.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 lib/libc/sscanf.c (limited to 'lib/libc/sscanf.c') diff --git a/lib/libc/sscanf.c b/lib/libc/sscanf.c new file mode 100644 index 00000000..a5876cff --- /dev/null +++ b/lib/libc/sscanf.c @@ -0,0 +1,27 @@ +/* + * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include +#include + +/* + * TODO: This is not a real implementation of the sscanf() function. It just + * returns the number of expected arguments based on the number of '%' found + * in the format string. + */ +int +sscanf(const char *__restrict str, char const *__restrict fmt, ...) +{ + int ret = 0; + + while (*fmt != '\0') { + if (*fmt++ == '%') { + ret++; + } + } + + return ret; +} -- cgit v1.2.3