tests/lib/libpthread/t_name.c

   1 /* $NetBSD: t_name.c,v 1.1 2010/07/16 15:42:53 jmmv Exp $ */
   2
   3 /*
   4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  26  * POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include <sys/cdefs.h>
  30 __COPYRIGHT("@(#) Copyright (c) 2008\
  31  The NetBSD Foundation, inc. All rights reserved.");
  32 __RCSID("$NetBSD: t_name.c,v 1.1 2010/07/16 15:42:53 jmmv Exp $");
  33
  34 #include <errno.h>
  35 #include <pthread.h>
  36 #include <stdio.h>
  37 #include <stdlib.h>
  38 #include <string.h>
  39 #include <unistd.h>
  40
  41 #include <atf-c.h>
  42
  43 #include "h_common.h"
  44
  45 #define NAME_TOO_LONG   "12345678901234567890123456789012"  /* 32 chars */
  46 #define NAME_JUST_RIGHT "1234567890123456789012345678901"   /* 31 chars */
  47
  48 #define CONST_NAME "xyzzy"
  49 char non_const_name[] = CONST_NAME;
  50
  51 static void *
  52 threadfunc(void *arg)
  53 {
  54         pthread_t self = pthread_self();
  55         char retname[32];
  56
  57         PTHREAD_REQUIRE(pthread_getname_np(self, retname, sizeof(retname)));
  58         ATF_REQUIRE_STREQ(retname, NAME_JUST_RIGHT);
  59
  60         PTHREAD_REQUIRE(pthread_setname_np(self, non_const_name, NULL));
  61         (void) memset(non_const_name, 0, sizeof(non_const_name));
  62         PTHREAD_REQUIRE(pthread_getname_np(self, retname, sizeof(retname)));
  63         ATF_REQUIRE_STREQ(retname, CONST_NAME);
  64
  65         return NULL;
  66 }
  67
  68 ATF_TC(name);
  69 ATF_TC_HEAD(name, tc)
  70 {
  71         atf_tc_set_md_var(tc, "descr",
  72                 "Checks pthread_{,attr}_{get,set}name_np() API");
  73 }
  74 ATF_TC_BODY(name, tc)
  75 {
  76         pthread_t thr, self = pthread_self();
  77         pthread_attr_t attr;
  78         char retname[32];
  79
  80         PTHREAD_REQUIRE(pthread_attr_init(&attr));
  81         PTHREAD_REQUIRE(pthread_attr_getname_np(&attr, retname,
  82                 sizeof(retname), NULL));
  83         ATF_REQUIRE_EQ(retname[0], '\0');
  84         ATF_REQUIRE_EQ(pthread_attr_setname_np(&attr, NAME_TOO_LONG, NULL), EINVAL);
  85         PTHREAD_REQUIRE(pthread_attr_setname_np(&attr, "%s",
  86             __UNCONST(NAME_JUST_RIGHT)));
  87
  88         (void) strcpy(retname, "foo");
  89         PTHREAD_REQUIRE(pthread_getname_np(self, retname, sizeof(retname)));
  90         ATF_REQUIRE_EQ(retname[0], '\0');
  91
  92         PTHREAD_REQUIRE(pthread_create(&thr, &attr, threadfunc, NULL));
  93         PTHREAD_REQUIRE(pthread_join(thr, NULL));
  94
  95         ATF_REQUIRE_EQ(pthread_getname_np(thr, retname, sizeof(retname)), ESRCH);
  96 }
  97
  98 ATF_TP_ADD_TCS(tp)
  99 {
 100         ATF_TP_ADD_TC(tp, name);
 101
 102         return atf_no_error();
 103 }