freebsd-dev/contrib/sendmail/test/t_snprintf.c
2008-08-28 02:25:51 +00:00

40 lines
888 B
C

/*
* Copyright (c) 2001 Sendmail, Inc. and its suppliers.
* All rights reserved.
*
* By using this file, you agree to the terms and conditions set
* forth in the LICENSE file which can be found at the top level of
* the sendmail distribution.
*
*/
#include <stdio.h>
#include <sysexits.h>
#ifndef lint
static char id[] = "@(#)$Id: t_snprintf.c,v 8.4 2001/09/23 03:35:41 ca Exp $";
#endif /* ! lint */
#define TEST_STRING "1234567890"
int
main(argc, argv)
int argc;
char **argv;
{
int r;
char buf[5];
r = snprintf(buf, sizeof buf, "%s", TEST_STRING);
if (buf[sizeof buf - 1] != '\0' ||
r != strlen(TEST_STRING))
{
fprintf(stderr, "Add the following to devtools/Site/site.config.m4:\n\n");
fprintf(stderr, "APPENDDEF(`confENVDEF', `-DSNPRINTF_IS_BROKEN=1')\n\n");
exit(EX_OSERR);
}
fprintf(stderr, "snprintf() appears to work properly\n");
exit(EX_OK);
}