1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286
|
/* Copyright (C) 2003-2014 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <error.h>
#include <fcntl.h>
#include <pthread.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/select.h>
#include <sys/time.h>
#include <unistd.h>
static void *
tf (void *arg)
{
return NULL;
}
static void
handler (int sig)
{
}
static void __attribute__ ((noinline))
clobber_lots_of_regs (void)
{
#define X1(n) long r##n = 10##n; __asm __volatile ("" : "+r" (r##n));
#define X2(n) X1(n##0) X1(n##1) X1(n##2) X1(n##3) X1(n##4)
#define X3(n) X2(n##0) X2(n##1) X2(n##2) X2(n##3) X2(n##4)
X3(0) X3(1) X3(2) X3(3) X3(4)
#undef X1
#define X1(n) __asm __volatile ("" : : "r" (r##n));
X3(0) X3(1) X3(2) X3(3) X3(4)
#undef X1
#undef X2
#undef X3
}
static int
do_test (void)
{
pthread_t th;
int old, rc;
int ret = 0;
int fd[2];
rc = pipe (fd);
if (rc < 0)
error (EXIT_FAILURE, errno, "couldn't create pipe");
rc = pthread_create (&th, NULL, tf, NULL);
if (rc)
error (EXIT_FAILURE, rc, "couldn't create thread");
rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
if (rc)
{
error (0, rc, "1st pthread_setcanceltype failed");
ret = 1;
}
if (old != PTHREAD_CANCEL_DEFERRED && old != PTHREAD_CANCEL_ASYNCHRONOUS)
{
error (0, 0, "1st pthread_setcanceltype returned invalid value %d",
old);
ret = 1;
}
clobber_lots_of_regs ();
close (fd[0]);
rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old);
if (rc)
{
error (0, rc, "pthread_setcanceltype after close failed");
ret = 1;
}
if (old != PTHREAD_CANCEL_DEFERRED)
{
error (0, 0, "pthread_setcanceltype after close returned invalid value %d",
old);
ret = 1;
}
clobber_lots_of_regs ();
close (fd[1]);
rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
if (rc)
{
error (0, rc, "pthread_setcanceltype after 2nd close failed");
ret = 1;
}
if (old != PTHREAD_CANCEL_ASYNCHRONOUS)
{
error (0, 0, "pthread_setcanceltype after 2nd close returned invalid value %d",
old);
ret = 1;
}
struct sigaction sa = { .sa_handler = handler, .sa_flags = 0 };
sigemptyset (&sa.sa_mask);
sigaction (SIGALRM, &sa, NULL);
struct itimerval it;
it.it_value.tv_sec = 1;
it.it_value.tv_usec = 0;
it.it_interval = it.it_value;
setitimer (ITIMER_REAL, &it, NULL);
clobber_lots_of_regs ();
pause ();
memset (&it, 0, sizeof (it));
setitimer (ITIMER_REAL, &it, NULL);
rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old);
if (rc)
{
error (0, rc, "pthread_setcanceltype after pause failed");
ret = 1;
}
if (old != PTHREAD_CANCEL_DEFERRED)
{
error (0, 0, "pthread_setcanceltype after pause returned invalid value %d",
old);
ret = 1;
}
it.it_value.tv_sec = 1;
it.it_value.tv_usec = 0;
it.it_interval = it.it_value;
setitimer (ITIMER_REAL, &it, NULL);
clobber_lots_of_regs ();
pause ();
memset (&it, 0, sizeof (it));
setitimer (ITIMER_REAL, &it, NULL);
rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
if (rc)
{
error (0, rc, "pthread_setcanceltype after 2nd pause failed");
ret = 1;
}
if (old != PTHREAD_CANCEL_ASYNCHRONOUS)
{
error (0, 0, "pthread_setcanceltype after 2nd pause returned invalid value %d",
old);
ret = 1;
}
char fname[] = "/tmp/tst-cancel19-dir-XXXXXX\0foo/bar";
char *enddir = strchr (fname, '\0');
if (mkdtemp (fname) == NULL)
{
error (0, errno, "mkdtemp failed");
ret = 1;
}
*enddir = '/';
clobber_lots_of_regs ();
creat (fname, 0400);
rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old);
if (rc)
{
error (0, rc, "pthread_setcanceltype after creat failed");
ret = 1;
}
if (old != PTHREAD_CANCEL_DEFERRED)
{
error (0, 0, "pthread_setcanceltype after creat returned invalid value %d",
old);
ret = 1;
}
clobber_lots_of_regs ();
creat (fname, 0400);
rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
if (rc)
{
error (0, rc, "pthread_setcanceltype after 2nd creat failed");
ret = 1;
}
if (old != PTHREAD_CANCEL_ASYNCHRONOUS)
{
error (0, 0, "pthread_setcanceltype after 2nd creat returned invalid value %d",
old);
ret = 1;
}
clobber_lots_of_regs ();
open (fname, O_CREAT, 0400);
rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old);
if (rc)
{
error (0, rc, "pthread_setcanceltype after open failed");
ret = 1;
}
if (old != PTHREAD_CANCEL_DEFERRED)
{
error (0, 0, "pthread_setcanceltype after open returned invalid value %d",
old);
ret = 1;
}
clobber_lots_of_regs ();
open (fname, O_CREAT, 0400);
rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
if (rc)
{
error (0, rc, "pthread_setcanceltype after 2nd open failed");
ret = 1;
}
if (old != PTHREAD_CANCEL_ASYNCHRONOUS)
{
error (0, 0, "pthread_setcanceltype after 2nd open returned invalid value %d",
old);
ret = 1;
}
*enddir = '\0';
rmdir (fname);
clobber_lots_of_regs ();
select (-1, NULL, NULL, NULL, NULL);
rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old);
if (rc)
{
error (0, rc, "pthread_setcanceltype after select failed");
ret = 1;
}
if (old != PTHREAD_CANCEL_DEFERRED)
{
error (0, 0, "pthread_setcanceltype after select returned invalid value %d",
old);
ret = 1;
}
clobber_lots_of_regs ();
select (-1, NULL, NULL, NULL, NULL);
rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
if (rc)
{
error (0, rc, "pthread_setcanceltype after 2nd select failed");
ret = 1;
}
if (old != PTHREAD_CANCEL_ASYNCHRONOUS)
{
error (0, 0, "pthread_setcanceltype after 2nd select returned invalid value %d",
old);
ret = 1;
}
pthread_join (th, NULL);
return ret;
}
#define TIMEOUT 20
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
|