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Diffstat (limited to 'nptl/tst-cancel4-common.h')
-rw-r--r-- | nptl/tst-cancel4-common.h | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/nptl/tst-cancel4-common.h b/nptl/tst-cancel4-common.h deleted file mode 100644 index 54b2f1e2d9..0000000000 --- a/nptl/tst-cancel4-common.h +++ /dev/null @@ -1,97 +0,0 @@ -/* Common definition for tst-cancel4_* tests. - - Copyright (C) 2016-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - 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 <pthread.h> - -#include <support/check.h> -#include <support/xthread.h> -#include <support/xunistd.h> - -/* Pipe descriptors. */ -static int fds[2]; - -/* Temporary file descriptor, to be closed after each round. */ -static int tempfd = -1; -static int tempfd2 = -1; -/* Name of temporary file to be removed after each round. */ -static char *tempfname; -/* Temporary message queue. */ -static int tempmsg = -1; - -/* Often used barrier for two threads. */ -static pthread_barrier_t b2; - -/* The WRITE_BUFFER_SIZE value needs to be chosen such that if we set - the socket send buffer size to '1', a write of this size on that - socket will block. - - The Linux kernel imposes a minimum send socket buffer size which - has changed over the years. As of Linux 3.10 the value is: - - 2 * (2048 + SKB_DATA_ALIGN(sizeof(struct sk_buff))) - - which is attempting to make sure that with standard MTUs, - TCP can always queue up at least 2 full sized packets. - - Furthermore, there is logic in the socket send paths that - will allow one more packet (of any size) to be queued up as - long as some socket buffer space remains. Blocking only - occurs when we try to queue up a new packet and the send - buffer space has already been fully consumed. - - Therefore we must set this value to the largest possible value of - the formula above (and since it depends upon the size of "struct - sk_buff", it is dependent upon machine word size etc.) plus some - slack space. */ - -#define WRITE_BUFFER_SIZE 16384 - -/* Cleanup handling test. */ -static int cl_called; - -static void -cl (void *arg) -{ - ++cl_called; -} - -/* Named pipe used to check for blocking open. It should be closed - after the cancellation handling. */ -static char fifoname[] = "/tmp/tst-cancel4-fifo-XXXXXX"; -static int fifofd; - -static void -__attribute__ ((used)) -cl_fifo (void *arg) -{ - ++cl_called; - - unlink (fifoname); - close (fifofd); - fifofd = -1; -} - -struct cancel_tests -{ - const char *name; - void *(*tf) (void *); - int nb; - int only_early; -}; -#define ADD_TEST(name, nbar, early) { #name, tf_##name, nbar, early } |