/* Test to strtod etc for numbers like x000...0000.000e-nn. This file is part of the GNU C Library. Copyright (C) 2001 Free Software Foundation, Inc. Contributed by Ulrich Drepper <drepper@redhat.com>, 2001. 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #include <stdio.h> #include <stdlib.h> #include <string.h> int main (void) { char buf[300]; int cnt; int result = 0; for (cnt = 0; cnt < 200; ++cnt) { ssize_t n; float f; n = sprintf (buf, "%d", cnt); memset (buf + n, '0', cnt); sprintf (buf + n + cnt, ".000e-%d", cnt); f = strtof (buf, NULL); if (f != (float) cnt) { printf ("strtof(\"%s\") failed for cnt == %d (%g instead of %g)\n", buf, cnt, f, (float) cnt); result = 1; } else printf ("strtof() fine for cnt == %d\n", cnt); } for (cnt = 0; cnt < 200; ++cnt) { ssize_t n; double f; n = sprintf (buf, "%d", cnt); memset (buf + n, '0', cnt); sprintf (buf + n + cnt, ".000e-%d", cnt); f = strtod (buf, NULL); if (f != (double) cnt) { printf ("strtod(\"%s\") failed for cnt == %d (%g instead of %g)\n", buf, cnt, f, (double) cnt); result = 1; } else printf ("strtod() fine for cnt == %d\n", cnt); } for (cnt = 0; cnt < 200; ++cnt) { ssize_t n; long double f; n = sprintf (buf, "%d", cnt); memset (buf + n, '0', cnt); sprintf (buf + n + cnt, ".000e-%d", cnt); f = strtold (buf, NULL); if (f != (long double) cnt) { printf ("strtold(\"%s\") failed for cnt == %d (%Lg instead of %Lg)\n", buf, cnt, f, (long double) cnt); result = 1; } else printf ("strtold() fine for cnt == %d\n", cnt); } return result; }