/* * Copyright (C) 2010 Nicolas Schodet * * 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. */ /* NXT source code is using sscanf to parse a float. Newlib sscanf will pull * too many code, so here is a stub which implement just what is used. */ #include #include #include int sscanf (const char *str, const char *fmt, ...) { va_list ap; float *f; char *tailptr; /* Only support use in NXT source code. */ if (fmt[0] != '%' || fmt[1] != 'f' || fmt[2] != '\0') return 0; /* Retrieve float pointer. */ va_start (ap, fmt); f = va_arg (ap, float *); va_end (ap); /* Parse using the nice strtod. */ *f = strtod (str, &tailptr); if (str == tailptr) return 0; else return 1; }