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-rw-r--r--AT91SAM7S256/SAM7S256/gcc/lib/sscanf.c49
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diff --git a/AT91SAM7S256/SAM7S256/gcc/lib/sscanf.c b/AT91SAM7S256/SAM7S256/gcc/lib/sscanf.c
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+/*
+ * 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 <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+
+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;
+}
+