/* Copyright (C) 2013-2016 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see . */ #include #include int main (void) { FILE *f; int lost = 0; int c; double d; char s[] = "+.e"; f = fmemopen (s, strlen (s), "r"); /* This should fail to parse a floating-point number, and leave 'e' in the input. */ lost |= (fscanf (f, "%lf", &d) != 0); c = fgetc (f); lost |= c != 'e'; puts (lost ? "Test FAILED!" : "Test succeeded."); return lost; }