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/* t-printf.c - Check the estream printf fucntions.
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* Copyright (C) 2013 g10 Code GmbH
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*
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* This file is part of libgpg-error.
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*
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* libgpg-error is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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fc043f |
* as published by the Free Software Foundation; either version 2.1 of
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fc043f |
* the License, or (at your option) any later version.
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*
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* libgpg-error is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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fc043f |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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fc043f |
* Lesser General Public License for more details.
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fc043f |
*
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fc043f |
* You should have received a copy of the GNU Lesser General Public
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fc043f |
* License along with this program; if not, see <https://www.gnu.org/licenses/>.
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*/
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/* Note that these tests check against glibc behaviour. On non glibc
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systems expect non matching return codes in some border cases. */
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#if HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include <errno.h>
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#include <locale.h>
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#define PGM "t-printf"
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#include "t-common.h"
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static char *one_test_buf1;
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static int one_test_rc1;
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static void
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one_test_x0 (const char *format, ...)
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{
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va_list arg_ptr;
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show ("format: ->%s<-\n", format);
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errno = ENOENT; /* For the "%m" test. */
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va_start (arg_ptr, format);
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#ifdef HAVE_VASPRINTF
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one_test_rc1 = vasprintf (&one_test_buf1, format, arg_ptr);
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#else
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one_test_rc1 = -1;
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#endif
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va_end (arg_ptr);
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if (one_test_rc1 == -1)
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{
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fail (" sys: errno=%d (%s)\n", errno, strerror (errno));
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one_test_buf1 = NULL;
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}
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else
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show (" sys: ->%s<-\n", one_test_buf1);
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}
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static void
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one_test_x1 (const char *format, ...)
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{
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int rc2;
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va_list arg_ptr;
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char *buf2;
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errno = ENOENT;
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va_start (arg_ptr, format);
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rc2 = gpgrt_vasprintf (&buf2, format, arg_ptr);
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va_end (arg_ptr);
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if (rc2 == -1)
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{
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fail (" our: errno=%d (%s)\n", errno, strerror (errno));
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}
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else
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show (" our: ->%s<-\n", buf2);
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if (one_test_rc1 != -1 && rc2 != -1 && strcmp (one_test_buf1, buf2))
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{
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fail ("error: output does not match\n"
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"format: ->%s<-\n sys: ->%s<-\n our: ->%s<-\n",
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format, one_test_buf1, buf2);
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}
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else if ( one_test_rc1 != rc2 )
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{
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fail ("error: return codes are different: sys_rc=%d our_rc=%d\n",
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one_test_rc1, rc2);
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}
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free (buf2);
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}
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static void
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one_test_x2 (const char *format, ...)
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{
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va_list arg_ptr;
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char *buf2;
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/* Test once more using the bsprintf variant. */
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errno = ENOENT;
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va_start (arg_ptr, format);
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buf2 = gpgrt_vbsprintf (format, arg_ptr);
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va_end (arg_ptr);
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if (!buf2)
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{
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fail (" our(2): errno=%d (%s)\n", errno, strerror (errno));
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}
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else if (verbose)
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show (" our: ->%s<-\n", buf2);
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if (one_test_rc1 != -1 && buf2 && strcmp (one_test_buf1, buf2))
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{
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fail ("error: output does not match\n"
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"format(2): ->%s<-\n sys: ->%s<-\n our: ->%s<-\n",
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format, one_test_buf1, buf2);
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}
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es_free (buf2);
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free (one_test_buf1);
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one_test_buf1 = NULL;
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}
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fc043f |
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#define one_test_0(a) \
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one_test_x0 (a); \
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one_test_x1 (a); \
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one_test_x2 (a)
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#define one_test_1(a, b) \
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one_test_x0 (a, b); \
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one_test_x1 (a, b); \
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one_test_x2 (a, b)
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#define one_test_2(a, b, c) \
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one_test_x0 (a, b, c); \
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one_test_x1 (a, b, c); \
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one_test_x2 (a, b, c)
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#define one_test_3(a, b, c, d) \
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one_test_x0 (a, b, c, d); \
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one_test_x1 (a, b, c, d); \
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one_test_x2 (a, b, c, d)
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static void
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run_tests (void)
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{
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#ifndef HAVE_VASPRINTF
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/* We do not have a system vasprintf. */
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show ("run-tests: disabled due to missing vasprintf.\n");
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#else /*HAVE_VASPRINTF */
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/*one_test ("%d %% %'d", 17, 19681977);*/
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one_test_2 ("%d %% %d", 17, 768114563);
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one_test_2 ("%d %% %d", 17, -768114563);
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one_test_1 ("%d", 17);
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one_test_1 ("%4d", 17);
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one_test_1 ("%40d", 17);
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one_test_1 ("%-d", 17);
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one_test_1 ("%-4d", 17);
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one_test_1 ("%-140d", 17);
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one_test_1 ("%d", -17);
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one_test_1 ("%4d", -17);
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one_test_1 ("%40d", -17);
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one_test_1 ("%-d", -17);
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one_test_1 ("%-4d", -17);
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one_test_1 ("%-40d", -17);
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one_test_1 ("%+4d", 17);
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one_test_1 ("%+4d", -17);
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one_test_1 ("%-+4d", 17);
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one_test_1 ("%-+4d", -17);
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one_test_1 ("% 4d", 17);
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one_test_1 ("% 4d", -17);
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one_test_1 ("%- +4d", 17);
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one_test_1 ("%- +4d", -17);
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fc043f |
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one_test_1 ("%.4d", 17);
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fc043f |
one_test_1 ("%.0d", 17);
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one_test_1 ("%.0d", 0);
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fc043f |
one_test_1 ("%.4d", -17);
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one_test_1 ("%.0d", -17);
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one_test_1 ("%6.4d", 17);
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one_test_1 ("%6.4d", -17);
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one_test_1 ("%6.0d", 0);
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one_test_1 ("%4.6d", 17);
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one_test_1 ("%4.6d", -17);
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fc043f |
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fc043f |
one_test_1 ("% 4.6d", 17);
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fc043f |
one_test_1 ("% 6.0d", 0);
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fc043f |
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fc043f |
one_test_1 ("%.4d", 17);
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fc043f |
one_test_1 ("%04d", 17);
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one_test_1 ("%.4d", -17);
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fc043f |
one_test_1 ("%04d", -17);
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fc043f |
one_test_1 ("%0.d", 0);
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fc043f |
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fc043f |
one_test_2 ("%*d", 7, 42);
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fc043f |
one_test_2 ("%*d", -7, 42);
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fc043f |
one_test_2 ("%.*d", 7, 42);
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fc043f |
one_test_2 ("%.*d", -7, 42);
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fc043f |
one_test_3 ("%*.*d", 10, 7, 42);
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fc043f |
one_test_3 ("%*.*d", 10, -7, 42);
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fc043f |
one_test_3 ("%*.*d", -10, 7, 42);
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fc043f |
one_test_3 ("%*.*d", -10, -7, 42);
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fc043f |
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one_test_2 ("%*x", 7, 42);
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fc043f |
one_test_2 ("%*x", -7, 42);
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fc043f |
one_test_2 ("%.*x", 7, 42);
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fc043f |
one_test_2 ("%.*x", -7, 42);
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fc043f |
one_test_3 ("%*.*x", 10, 7, 42);
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fc043f |
one_test_3 ("%*.*x", 10, -7, 42);
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fc043f |
one_test_3 ("%*.*x", -10, 7, 42);
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Packit |
fc043f |
one_test_3 ("%*.*x", -10, -7, 42);
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fc043f |
one_test_2 ("%#*x", 7, 42);
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fc043f |
one_test_2 ("%#*x", -7, 42);
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fc043f |
one_test_2 ("%#.*x", 7, 42);
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fc043f |
one_test_2 ("%#.*x", -7, 42);
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fc043f |
one_test_3 ("%#*.*x", 10, 7, 42);
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fc043f |
one_test_3 ("%#*.*x", 10, -7, 42);
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fc043f |
one_test_3 ("%#*.*x", -10, 7, 42);
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fc043f |
one_test_3 ("%#*.*x", -10, -7, 42);
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fc043f |
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fc043f |
one_test_2 ("%*X", 7, 42);
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fc043f |
one_test_2 ("%*X", -7, 42);
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fc043f |
one_test_2 ("%.*X", 7, 42);
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fc043f |
one_test_2 ("%.*X", -7, 42);
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Packit |
fc043f |
one_test_3 ("%*.*X", 10, 7, 42);
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Packit |
fc043f |
one_test_3 ("%*.*X", 10, -7, 42);
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Packit |
fc043f |
one_test_3 ("%*.*X", -10, 7, 42);
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Packit |
fc043f |
one_test_3 ("%*.*X", -10, -7, 42);
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Packit |
fc043f |
one_test_2 ("%#*X", 7, 42);
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Packit |
fc043f |
one_test_2 ("%#*X", -7, 42);
|
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Packit |
fc043f |
one_test_2 ("%#.*X", 7, 42);
|
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Packit |
fc043f |
one_test_2 ("%#.*X", -7, 42);
|
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Packit |
fc043f |
one_test_3 ("%#*.*X", 10, 7, 42);
|
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Packit |
fc043f |
one_test_3 ("%#*.*X", 10, -7, 42);
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Packit |
fc043f |
one_test_3 ("%#*.*X", -10, 7, 42);
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Packit |
fc043f |
one_test_3 ("%#*.*X", -10, -7, 42);
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Packit |
fc043f |
|
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Packit |
fc043f |
one_test_2 ("%*o", 7, 42);
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Packit |
fc043f |
one_test_2 ("%*o", -7, 42);
|
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Packit |
fc043f |
one_test_2 ("%.*o", 7, 42);
|
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Packit |
fc043f |
one_test_2 ("%.*o", -7, 42);
|
|
Packit |
fc043f |
one_test_3 ("%*.*o", 10, 7, 42);
|
|
Packit |
fc043f |
one_test_3 ("%*.*o", 10, -7, 42);
|
|
Packit |
fc043f |
one_test_3 ("%*.*o", -10, 7, 42);
|
|
Packit |
fc043f |
one_test_3 ("%*.*o", -10, -7, 42);
|
|
Packit |
fc043f |
one_test_2 ("%#*o", 7, 42);
|
|
Packit |
fc043f |
one_test_2 ("%#*o", -7, 42);
|
|
Packit |
fc043f |
one_test_2 ("%#.*o", 7, 42);
|
|
Packit |
fc043f |
one_test_2 ("%#.*o", -7, 42);
|
|
Packit |
fc043f |
one_test_3 ("%#*.*o", 10, 7, 42);
|
|
Packit |
fc043f |
one_test_3 ("%#*.*o", 10, -7, 42);
|
|
Packit |
fc043f |
one_test_3 ("%#*.*o", -10, 7, 42);
|
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Packit |
fc043f |
one_test_3 ("%#*.*o", -10, -7, 42);
|
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Packit |
fc043f |
|
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Packit |
fc043f |
one_test_1 ("%s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
one_test_1 ("%.0s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
one_test_1 ("%.10s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
one_test_1 ("%.48s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
one_test_1 ("%.49s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
one_test_1 ("%.50s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
one_test_1 ("%.51s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
one_test_1 ("%48s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
one_test_1 ("%49s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
one_test_1 ("%50s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
one_test_1 ("%51s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
one_test_1 ("%-51s", "the quick brown fox jumps over the lazy dogs back");
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
one_test_1 ("/%s=", "CN");
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
one_test_1 ("%f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%f", -3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%.10f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%.2f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%.1f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%.0f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%.20f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%10.10f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%10.2f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%10.1f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%10.0f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%30.20f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%10.10f", -3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%10.2f", -3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%10.1f", -3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%10.0f", -3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%30.20f", -3.1415926535);
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
one_test_1 ("%-10f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-10.10f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-10.2f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-10.1f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-10.0f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-30.20f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-10f", -3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-10.10f", -3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-10.2f", -3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-10.1f", -3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-10.0f", -3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-30.20f", -3.1415926535);
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
one_test_1 ("%#.0f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%#10.0f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%#10.0f", -3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-#10.0f", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%-#10.0f", -3.1415926535);
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
one_test_1 ("%e", 3.1415926535);
|
|
Packit |
fc043f |
one_test_1 ("%g", 3.1415926535);
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
one_test_1 ("%a", 1.0);
|
|
Packit |
fc043f |
one_test_1 ("%a", -1.0);
|
|
Packit |
fc043f |
one_test_1 ("%a", 3.1415926535);
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
#ifdef HAVE_LONG_DOUBLE
|
|
Packit |
fc043f |
one_test_1 ("%La", (long double)1.0);
|
|
Packit |
fc043f |
one_test_1 ("%La", (long double)-1.0);
|
|
Packit |
fc043f |
one_test_1 ("%La", (long double)3.1415926535);
|
|
Packit |
fc043f |
#endif
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
#ifdef __GLIBC__
|
|
Packit |
fc043f |
/* "%m" is a glibc extension so this _test_ will only work on such a
|
|
Packit |
fc043f |
system. */
|
|
Packit |
fc043f |
one_test_0 ("%m");
|
|
Packit |
fc043f |
one_test_1 ("%d=%m", 17);
|
|
Packit |
fc043f |
one_test_2 ("%2$d:%m:%1$d", 42, 17);
|
|
Packit |
fc043f |
#endif /*__GLIBC__*/
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
#endif /*HAVE_VASPRINTF */
|
|
Packit |
fc043f |
}
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
static void
|
|
Packit |
fc043f |
check_snprintf (void)
|
|
Packit |
fc043f |
{
|
|
Packit |
fc043f |
char buffer[20];
|
|
Packit |
fc043f |
int rc, rc2;
|
|
Packit |
fc043f |
size_t tmplen, blen, blen2;
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
rc = gpgrt_snprintf (buffer, 0, "%*s", 18, "");
|
|
Packit |
fc043f |
if (rc != 18)
|
|
Packit |
fc043f |
printf ("rc=%d\n", rc );
|
|
Packit |
fc043f |
rc = gpgrt_snprintf (buffer, sizeof buffer, "%*s", 18, "");
|
|
Packit |
fc043f |
if (rc != 18)
|
|
Packit |
fc043f |
printf ("rc=%d, strlen(buffer)=%d\n", rc, (int)strlen (buffer));
|
|
Packit |
fc043f |
rc = gpgrt_snprintf (buffer, sizeof buffer, "%*s", 19, "");
|
|
Packit |
fc043f |
if (rc != 19)
|
|
Packit |
fc043f |
printf ("rc=%d, strlen(buffer)=%d\n", rc, (int)strlen (buffer));
|
|
Packit |
fc043f |
rc = gpgrt_snprintf (buffer, sizeof buffer, "%*s", 20, "");
|
|
Packit |
fc043f |
if (rc != 20)
|
|
Packit |
fc043f |
printf ("rc=%d, strlen(buffer)=%d\n", rc, (int)strlen (buffer));
|
|
Packit |
fc043f |
rc = gpgrt_snprintf (buffer, sizeof buffer, "%*s", 21, "");
|
|
Packit |
fc043f |
if (rc != 21)
|
|
Packit |
fc043f |
printf ("rc=%d, strlen(buffer)=%d\n", rc, (int)strlen (buffer));
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
for (tmplen = 0; tmplen <= sizeof buffer; tmplen++)
|
|
Packit |
fc043f |
{
|
|
Packit |
fc043f |
rc = gpgrt_snprintf (buffer, tmplen, "%04d%02d%02dT%02d%02d%02d",
|
|
Packit |
fc043f |
1998, 9, 7, 16, 56, 05);
|
|
Packit |
fc043f |
blen = strlen (buffer);
|
|
Packit |
fc043f |
rc2 = snprintf (buffer, tmplen, "%04d%02d%02dT%02d%02d%02d",
|
|
Packit |
fc043f |
1998, 9, 7, 16, 56, 05);
|
|
Packit |
fc043f |
blen2 = strlen (buffer);
|
|
Packit |
fc043f |
if (rc != rc2 || blen != blen2)
|
|
Packit |
fc043f |
printf ("snprintf test with len %u gives %d instead of %d (%u,%u)\n",
|
|
Packit |
fc043f |
(unsigned int)tmplen, rc, rc2,
|
|
Packit |
fc043f |
(unsigned int)blen, (unsigned int)blen2);
|
|
Packit |
fc043f |
}
|
|
Packit |
fc043f |
}
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
int
|
|
Packit |
fc043f |
main (int argc, char **argv)
|
|
Packit |
fc043f |
{
|
|
Packit |
fc043f |
int last_argc = -1;
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
if (argc)
|
|
Packit |
fc043f |
{
|
|
Packit |
fc043f |
argc--; argv++;
|
|
Packit |
fc043f |
}
|
|
Packit |
fc043f |
while (argc && last_argc != argc )
|
|
Packit |
fc043f |
{
|
|
Packit |
fc043f |
last_argc = argc;
|
|
Packit |
fc043f |
if (!strcmp (*argv, "--help"))
|
|
Packit |
fc043f |
{
|
|
Packit |
fc043f |
puts (
|
|
Packit |
fc043f |
"usage: ./" PGM " [options]\n"
|
|
Packit |
fc043f |
"\n"
|
|
Packit |
fc043f |
"Options:\n"
|
|
Packit |
fc043f |
" --verbose Show what is going on\n"
|
|
Packit |
fc043f |
" --debug Flyswatter\n"
|
|
Packit |
fc043f |
);
|
|
Packit |
fc043f |
exit (0);
|
|
Packit |
fc043f |
}
|
|
Packit |
fc043f |
if (!strcmp (*argv, "--verbose"))
|
|
Packit |
fc043f |
{
|
|
Packit |
fc043f |
verbose = 1;
|
|
Packit |
fc043f |
argc--; argv++;
|
|
Packit |
fc043f |
}
|
|
Packit |
fc043f |
else if (!strcmp (*argv, "--debug"))
|
|
Packit |
fc043f |
{
|
|
Packit |
fc043f |
verbose = debug = 1;
|
|
Packit |
fc043f |
argc--; argv++;
|
|
Packit |
fc043f |
}
|
|
Packit |
fc043f |
}
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
setlocale (LC_NUMERIC, "");
|
|
Packit |
fc043f |
if (!gpg_error_check_version (GPG_ERROR_VERSION))
|
|
Packit |
fc043f |
{
|
|
Packit |
fc043f |
die ("gpg_error_check_version returned an error");
|
|
Packit |
fc043f |
errorcount++;
|
|
Packit |
fc043f |
}
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
run_tests ();
|
|
Packit |
fc043f |
check_snprintf ();
|
|
Packit |
fc043f |
|
|
Packit |
fc043f |
#ifdef __GLIBC__
|
|
Packit |
fc043f |
return !!errorcount;
|
|
Packit |
fc043f |
#else
|
|
Packit |
fc043f |
return 0;
|
|
Packit |
fc043f |
#endif
|
|
Packit |
fc043f |
}
|