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annotate tests/unistdio/test-u32-vsnprintf1.c @ 40057:b06060465f09

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maint: Run 'make update-copyright'
author Paul Eggert <eggert@cs.ucla.edu>
date Tue, 01 Jan 2019 00:25:11 +0100
parents 10eb9086bea0
children
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1 /* Test of u32_vsnprintf() function.
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2 Copyright (C) 2007-2019 Free Software Foundation, Inc.
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3
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4 This program is free software: you can redistribute it and/or modify
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5 it under the terms of the GNU General Public License as published by
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6 the Free Software Foundation; either version 3 of the License, or
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7 (at your option) any later version.
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8
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9 This program is distributed in the hope that it will be useful,
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 GNU General Public License for more details.
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13
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14 You should have received a copy of the GNU General Public License
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15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
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16
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17 /* Written by Bruno Haible <bruno@clisp.org>, 2007. */
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18
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19 #include <config.h>
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20
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21 #include "unistdio.h"
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22
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23 #include <errno.h>
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24 #include <stdarg.h>
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25 #include <stddef.h>
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26 #include <stdint.h>
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27 #include <stdlib.h>
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28 #include <string.h>
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29
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30 #include "unistr.h"
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31 #include "xalloc.h"
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32 #include "macros.h"
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33
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34 #include "test-u32-printf1.h"
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35
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36 static uint32_t *
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37 my_xasprintf (const char *format, ...)
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38 {
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39 va_list args;
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40 uint32_t buf[1000];
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41 int retval;
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42 size_t length;
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43 uint32_t *result;
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44
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45 va_start (args, format);
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46 retval = u32_vsnprintf (buf, sizeof (buf), format, args);
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47 va_end (args);
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48 if (retval < 0 || retval >= (int) sizeof (buf))
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49 return NULL;
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50 length = u32_strlen (buf);
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51 result = XNMALLOC (length + 1, uint32_t);
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52 u32_cpy (result, buf, length + 1);
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53 return result;
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54 }
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55
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56 static void
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57 test_vsnprintf ()
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58 {
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59 test_xfunction (my_xasprintf);
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60 }
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61
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62 int
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63 main (int argc, char *argv[])
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64 {
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65 test_vsnprintf ();
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66
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67 return 0;
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68 }