1 /* Testing the implementation of LC_NUMERIC and snprintf().
2 Copyright (C) 2003-2014 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Petter Reinholdtsen <pere@hungry.com>, 2003
6 Based on tst-fmon.c by Jochen Hein <jochen.hein@delphi.central.de>, 1997.
8 The GNU C Library is free software; you can redistribute it and/or
9 modify it under the terms of the GNU Lesser General Public
10 License as published by the Free Software Foundation; either
11 version 2.1 of the License, or (at your option) any later version.
13 The GNU C Library is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public
19 License along with the GNU C Library; if not, see
20 <http://www.gnu.org/licenses/>. */
28 test-numeric gets called with three parameters:
30 - the format-string to be used
31 - the actual number to be formatted
33 If the test passes, test-numeric terminates with returncode 0,
36 #define EXIT_SUCCESS 0
37 #define EXIT_FAILURE 1
38 #define EXIT_SETLOCALE 2
39 #define EXIT_SNPRINTF 3
42 main (int argc, char *argv[])
44 char *s = malloc (201);
47 /* Make sure to read the value before setting of the locale, as
48 strtod() is locale-dependent. */
49 val = strtod (argv[3], NULL);
51 if (setlocale (LC_ALL, argv[1]) == NULL)
53 fprintf (stderr, "setlocale(LC_ALL, \"%s\"): %m\n", argv[1]);
54 exit (EXIT_SETLOCALE);
57 if (snprintf (s, 200, argv[2], val) == -1)
63 if (strcmp (s, argv[4]) != 0)
66 locale: \"%s\", format: \"%s\", expected: \"%s\", got: \"%s\" => %s\n",
67 argv[1], argv[2], argv[4], s,
68 strcmp (s, argv[4]) != 0 ? "false" : "correct");