/**************************************************************************** * libs/libc/stdio/lib_sprintf.c * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. The * ASF licenses this file to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. * ****************************************************************************/ /**************************************************************************** * Included Files ****************************************************************************/ #include #include "libc.h" /**************************************************************************** * Public Functions ****************************************************************************/ /**************************************************************************** * sprintf ****************************************************************************/ int sprintf(FAR char *buf, FAR const IPTR char *fmt, ...) { struct lib_memoutstream_s memoutstream; va_list ap; int n; /* Initialize a memory stream to write to the buffer */ lib_memoutstream((FAR struct lib_memoutstream_s *)&memoutstream, buf, LIB_BUFLEN_UNKNOWN); /* Then let lib_vsprintf do the real work */ va_start(ap, fmt); n = lib_vsprintf((FAR struct lib_outstream_s *)&memoutstream.common, fmt, ap); va_end(ap); return n; }