[LTP] [PATCH 2/2] writev: remove old tests for partially invalid iovec
Jan Stancek
jstancek@redhat.com
Wed Oct 5 14:36:54 CEST 2016
Removed tests are all almost identical, and there is now
a new test: writev07, which is meant to be a replacement.
Signed-off-by: Jan Stancek <jstancek@redhat.com>
---
doc/testcases/kernel.txt | 23 --
runtest/ltplite | 2 -
runtest/stress.part3 | 2 -
runtest/syscalls | 2 -
testcases/kernel/syscalls/.gitignore | 2 -
testcases/kernel/syscalls/writev/Makefile | 2 +-
testcases/kernel/syscalls/writev/writev01.c | 49 +---
testcases/kernel/syscalls/writev/writev03.c | 271 ---------------------
testcases/kernel/syscalls/writev/writev04.c | 353 ----------------------------
9 files changed, 2 insertions(+), 704 deletions(-)
delete mode 100644 testcases/kernel/syscalls/writev/writev03.c
delete mode 100644 testcases/kernel/syscalls/writev/writev04.c
diff --git a/doc/testcases/kernel.txt b/doc/testcases/kernel.txt
index fa5d686e525e..518ef87948da 100644
--- a/doc/testcases/kernel.txt
+++ b/doc/testcases/kernel.txt
@@ -6897,29 +6897,6 @@
ltp/testcases/kernel/syscalls/writev/writev02.c
<\test_location>
<\testname>
-<testname=writev03>
- <description>
- The testcases are written calling writev() with partially valid data
- to overwrite the contents, to write in the beginning and to write in
- the end of the file.
-
- <\description>
- <test_location>
- ltp/testcases/kernel/syscalls/writev/writev03.c
- <\test_location>
-<\testname>
-<testname=writev04>
- <description>
- The testcases are written calling writev() with partially valid data
- to overwrite the contents, to write in the beginning and to write in
- the end of the file. This is same as writev03, but the length of
- buffer used here is 8192 bytes.
-
- <\description>
- <test_location>
- ltp/testcases/kernel/syscalls/writev/writev04.c
- <\test_location>
-<\testname>
<testname=writev05>
<description>
These testcases are written to test writev() on sparse files. This
diff --git a/runtest/ltplite b/runtest/ltplite
index 1b4c5f6ee279..338d6ebc32bd 100644
--- a/runtest/ltplite
+++ b/runtest/ltplite
@@ -1043,8 +1043,6 @@ write05 write05
writev01 writev01
writev02 writev02
-writev03 writev03
-writev04 writev04
writev05 writev05
writev06 writev06
writev07 writev07
diff --git a/runtest/stress.part3 b/runtest/stress.part3
index effa5fd9b14e..8abed95a0d0a 100644
--- a/runtest/stress.part3
+++ b/runtest/stress.part3
@@ -904,8 +904,6 @@ write05 write05
writev01 writev01
writev02 writev02
-writev03 writev03
-writev04 writev04
writev05 writev05
writev06 writev06
writev07 writev07
diff --git a/runtest/syscalls b/runtest/syscalls
index 88f75971cb3d..b7812410a843 100644
--- a/runtest/syscalls
+++ b/runtest/syscalls
@@ -1422,8 +1422,6 @@ write05 write05
writev01 writev01
writev02 writev02
-writev03 writev03
-writev04 writev04
writev05 writev05
writev06 writev06
writev07 writev07
diff --git a/testcases/kernel/syscalls/.gitignore b/testcases/kernel/syscalls/.gitignore
index f2aeab45e5bb..f53cc0513224 100644
--- a/testcases/kernel/syscalls/.gitignore
+++ b/testcases/kernel/syscalls/.gitignore
@@ -1100,8 +1100,6 @@
/write/write05
/writev/writev01
/writev/writev02
-/writev/writev03
-/writev/writev04
/writev/writev05
/writev/writev06
/writev/writev07
diff --git a/testcases/kernel/syscalls/writev/Makefile b/testcases/kernel/syscalls/writev/Makefile
index 4aa38befa598..85965e4cb17d 100644
--- a/testcases/kernel/syscalls/writev/Makefile
+++ b/testcases/kernel/syscalls/writev/Makefile
@@ -19,7 +19,7 @@
top_srcdir ?= ../../../..
ifeq ($(UCLINUX),1)
-FILTER_OUT_MAKE_TARGETS += writev02 writev03
+FILTER_OUT_MAKE_TARGETS += writev02
endif
include $(top_srcdir)/include/mk/testcases.mk
diff --git a/testcases/kernel/syscalls/writev/writev01.c b/testcases/kernel/syscalls/writev/writev01.c
index 8e4f756fee3a..9ade2553e981 100644
--- a/testcases/kernel/syscalls/writev/writev01.c
+++ b/testcases/kernel/syscalls/writev/writev01.c
@@ -81,7 +81,7 @@ struct iovec wr_iovec[MAX_IOVEC] = {
{(buf1 + CHUNK * 4), G_1},
{(buf1 + CHUNK * 5), G_1},
- /* testcase# 3 */
+ /* TODO: remove this, partially invalid iovec is tested in writev07 */
{(buf1 + CHUNK * 6), CHUNK},
{(caddr_t) - 1, CHUNK},
{(buf1 + CHUNK * 8), CHUNK},
@@ -179,53 +179,6 @@ int main(int argc, char **argv)
tst_resm(TFAIL, "writev failed to fail");
tst_resm(TINFO, "Exit block 1");
-//block2:
- /* This testcases doesn't look like what it intent to do
- * 1. it is not using the wr_iovec initialized
- * 2. read() and following message is not consistent
- */
- tst_resm(TPASS, "Enter block 2");
-
- if (lseek(fd[0], CHUNK * 6, 0) == -1)
- tst_resm(TBROK | TERRNO, "block2: 1st lseek failed");
-
- if ((ret = writev(fd[0], (wr_iovec + 6), 3)) == CHUNK) {
- if (lseek(fd[0], CHUNK * 6, 0) == -1)
- tst_brkm(TBROK | TERRNO, cleanup,
- "block2: 2nd lseek failed");
- if ((nbytes = read(fd[0], buf_list[0], CHUNK)) != CHUNK)
- tst_resm(TFAIL, "read failed; expected nbytes "
- "= 1024, got = %d", nbytes);
- else if (memcmp((buf_list[0] + CHUNK * 6),
- (buf_list[2] + CHUNK * 6), CHUNK) != 0)
- tst_resm(TFAIL, "writev over "
- "wrote %s", f_name);
- } else
- tst_resm(TFAIL | TERRNO, "writev failed unexpectedly");
- tst_resm(TINFO, "Exit block 2");
-
-//block3: /* given 1 bad vector buffer with good ones, writev success */
- tst_resm(TPASS, "Enter block 3");
-
- if (lseek(fd[0], CHUNK * 6, 0) == -1)
- tst_brkm(TBROK | TERRNO, cleanup,
- "block3: 1st lseek failed");
- if ((nbytes = writev(fd[0], (wr_iovec + 6), 3)) == -1) {
- if (errno == EFAULT)
- tst_resm(TFAIL, "Got EFAULT");
- }
- if (lseek(fd[0], 0, 0) == -1)
- tst_brkm(TBROK, cleanup, "block3: 2nd lseek failed");
- if ((nbytes = read(fd[0], buf_list[0], K_1)) != K_1) {
- tst_resm(TFAIL | TERRNO,
- "read failed; expected nbytes = 1024, got = %d",
- nbytes);
- } else if (memcmp((buf_list[0] + CHUNK * 6),
- (buf_list[2] + CHUNK * 6), CHUNK * 3) != 0)
- tst_resm(TFAIL, "writev overwrote file");
-
- tst_resm(TINFO, "Exit block 3");
-
//block4: /* given bad file descriptor, writev return EBADF. */
tst_resm(TPASS, "Enter block 4");
diff --git a/testcases/kernel/syscalls/writev/writev03.c b/testcases/kernel/syscalls/writev/writev03.c
deleted file mode 100644
index e5cdf4b96c9d..000000000000
--- a/testcases/kernel/syscalls/writev/writev03.c
+++ /dev/null
@@ -1,271 +0,0 @@
-/*
- *
- * Copyright (c) International Business Machines Corp., 2001
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-/*
- * NAME
- * writev03.c
- *
- * DESCRIPTION
- * The testcases are written calling writev() with partially valid data
- * to overwrite the contents, to write in the beginning and to write in
- * the end of the file.
- *
- * USAGE: <for command-line>
- * writev03 [-c n] [-e] [-i n] [-I x] [-P x] [-t]
- * where, -c n : Run n copies concurrently.
- * -e : Turn on errno logging.
- * -i n : Execute test n times.
- * -I x : Execute test for x seconds.
- * -P x : Pause for x seconds between iterations.
- * -t : Turn on syscall timing.
- *
- * History
- * 07/2001 John George
- * -Ported
- * 04/2002 wjhuie sigset cleanups
- *
- * Restrictions
- * NONE
- */
-
-#include <sys/types.h>
-#include <sys/uio.h>
-#include <sys/mman.h>
-#include <unistd.h>
-#include <signal.h>
-#include <fcntl.h>
-#include <memory.h>
-#include <errno.h>
-#include "test.h"
-
-#define K_1 1024
-
-#define NBUFS 4
-#define CHUNK 64 /* single chunk */
-#define MAX_IOVEC 4
-#define DATA_FILE "writev_data_file"
-
-char buf1[K_1], buf2[K_1], buf3[K_1];
-char *bad_addr = 0;
-
-struct iovec wr_iovec[MAX_IOVEC] = {
- /* testcase #1 */
- {buf1 + (CHUNK * 6), CHUNK},
- {(caddr_t) - 1, CHUNK},
- {buf1 + (CHUNK * 8), CHUNK},
- {NULL, 0}
-};
-
-char name[K_1], f_name[K_1];
-int fd[2], in_sighandler;
-char *buf_list[NBUFS];
-
-char *TCID = "writev03";
-int TST_TOTAL = 1;
-
-void sighandler(int);
-void l_seek(int, off_t, int);
-void setup(void);
-void cleanup(void);
-
-int main(int argc, char **argv)
-{
- int lc;
-
- int nbytes;
-
- tst_parse_opts(argc, argv, NULL, NULL);
-
- setup();
-
- for (lc = 0; TEST_LOOPING(lc); lc++) {
-
- tst_count = 0;
-
- buf_list[0] = buf1;
- buf_list[1] = buf2;
- buf_list[2] = buf3;
- buf_list[3] = NULL;
-
- fd[1] = -1; /* Invalid file descriptor */
-
- if (signal(SIGTERM, sighandler) == SIG_ERR)
- tst_brkm(TBROK | TERRNO, cleanup,
- "signal(SIGTERM, ..) failed");
-
- if (signal(SIGPIPE, sighandler) == SIG_ERR)
- tst_brkm(TBROK | TERRNO, cleanup,
- "signal(SIGPIPE, ..) failed");
-
- memset(buf_list[0], 0, K_1);
- memset(buf_list[1], 0, K_1);
-
- if ((fd[0] = open(f_name, O_WRONLY | O_CREAT, 0666)) == -1)
- tst_brkm(TBROK | TERRNO, cleanup,
- "open(.., O_WRONLY|O_CREAT, ..) failed");
- else if ((nbytes = write(fd[0], buf_list[1], K_1)) != K_1)
- tst_brkm(TFAIL | TERRNO, cleanup, "write failed");
-
- if (close(fd[0]) < 0)
- tst_brkm(TBROK | TERRNO, cleanup, "close failed");
-
- if ((fd[0] = open(f_name, O_RDWR, 0666)) == -1)
- tst_brkm(TBROK | TERRNO, cleanup,
- "open(.., O_RDWR, ..) failed");
-//block1:
- tst_resm(TINFO, "Enter block 1");
-
- /*
- * In this block we are trying to call writev() with
- * partially valid data. This should return the valid number
- * of bytes written in the vector. If it returns EFAULT, it
- * is an error. And after returning the number of valid
- * bytes written, the check should be made to verify the
- * contents of the first valid write() scheduled.
- */
-
- if (writev(fd[0], wr_iovec, 3) == -1) {
- if (errno == EFAULT)
- tst_resm(TFAIL, "Got EFAULT");
- } else {
- l_seek(fd[0], 0, 0);
- read(fd[0], buf_list[0], CHUNK);
- if (memcmp(buf_list[0], buf_list[1], CHUNK) != 0)
- tst_resm(TFAIL, "writev overwrote the file");
- }
- tst_resm(TINFO, "Exit block 1");
-
-//block2:
- tst_resm(TINFO, "Enter block 2");
-
- /*
- * In this block we are trying to over write the contents by
- * calling writev() with partially valid data. It should
- * return the valid number of bytes written but not EFAULT.
- * Also the check should be made whether the initial write()
- * scheduled is done correctly or not.
- */
- l_seek(fd[0], 0, 0);
- if (writev(fd[0], wr_iovec, 3) == -1) {
- if (errno == EFAULT)
- tst_resm(TFAIL, "Got EFAULT");
- } else {
- l_seek(fd[0], 0, 0);
- read(fd[0], buf_list[0], CHUNK);
- if (memcmp(buf_list[0], buf_list[1], CHUNK) != 0)
- tst_resm(TFAIL, "writev overwrote the file");
- }
- tst_resm(TINFO, "Exit block 2");
-
-//block3:
- tst_resm(TINFO, "Enter block 3");
-
- /*
- * In this block, we are trying to call writev() by going to
- * some end position of the file. Here writev() is called
- * with partially valid data, and this will return the
- * number of valid bytes written and not EFAULT. Also, the
- * check should be made whether the inital write() that is
- * scheduled with valid data is done correctly done or not.
- */
-
- l_seek(fd[0], 8192, 0);
- if (writev(fd[0], wr_iovec, 3) == -1) {
- if (errno == EFAULT)
- tst_resm(TFAIL, "Got EFAULT");
- } else {
- l_seek(fd[0], 0, 0);
- read(fd[0], buf_list[0], CHUNK);
- if (memcmp(buf_list[0], buf_list[1], CHUNK) != 0) {
- tst_resm(TFAIL, "writev overwrote the file");
- }
- }
-
- tst_resm(TINFO, "Exit block 3");
- }
- cleanup();
- tst_exit();
-}
-
-/*
- * setup()
- * performs all ONE TIME setup for this test
- */
-void setup(void)
-{
-
- tst_sig(FORK, DEF_HANDLER, cleanup);
-
- /* Pause if that option was specified.
- * TEST_PAUSE contains the code to fork the test with the -i option.
- * You want to make sure you do this before you create your temporary
- * directory.
- */
- TEST_PAUSE;
-
- strcpy(name, DATA_FILE);
- sprintf(f_name, "%s.%d", name, getpid());
-
- bad_addr = mmap(0, 1, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, 0, 0);
- if (bad_addr == MAP_FAILED) {
- tst_brkm(TBROK, cleanup, "mmap failed");
- }
- wr_iovec[1].iov_base = bad_addr;
- tst_tmpdir();
-}
-
-/*
- * cleanup()
- * performs all ONE TIME cleanup for this test at
- * completion or premature exit
- */
-void cleanup(void)
-{
- close(fd[0]);
- close(fd[1]);
-
- if (unlink(f_name) == -1)
- tst_resm(TFAIL, "unlink failed");
- tst_rmdir();
-
-}
-
-void sighandler(int sig)
-{
- switch (sig) {
- case SIGTERM:
- break;
- case SIGPIPE:
- ++in_sighandler;
- return;
- default:
- tst_resm(TBROK, "sighandler received invalid signal : %d", sig);
- break;
- }
-}
-
-/*
- * l_seek()
- * Wrap around for regular lseek function for giving error message
- */
-void l_seek(int fdesc, off_t offset, int whence)
-{
- if (lseek(fdesc, offset, whence) == -1)
- tst_brkm(TBROK | TERRNO, cleanup, "lseek failed");
-}
diff --git a/testcases/kernel/syscalls/writev/writev04.c b/testcases/kernel/syscalls/writev/writev04.c
deleted file mode 100644
index 954b1faa71f6..000000000000
--- a/testcases/kernel/syscalls/writev/writev04.c
+++ /dev/null
@@ -1,353 +0,0 @@
-/*
- *
- * Copyright (c) International Business Machines Corp., 2001
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-/*
- * NAME
- * writev04.c
- *
- * DESCRIPTION
- * The testcases are written calling writev() with partially valid data
- * to overwrite the contents, to write in the beginning and to write in
- * the end of the file. This is same as writev03.c, but the length of
- * buffer used here is 8192 bytes.
- *
- * USAGE: <for command-line>
- * writev04 [-c n] [-e] [-i n] [-I x] [-P x] [-t]
- * where, -c n : Run n copies concurrently.
- * -e : Turn on errno logging.
- * -i n : Execute test n times.
- * -I x : Execute test for x seconds.
- * -P x : Pause for x seconds between iterations.
- * -t : Turn on syscall timing.
- *
- * History
- * 07/2001 John George
- * -Ported
- * 04/2002 wjhuie sigset cleanups
- *
- * Restrictions
- * NONE
- */
-#include <sys/types.h>
-#include <sys/uio.h>
-#include <sys/mman.h>
-#include <unistd.h>
-#include <signal.h>
-#include <fcntl.h>
-#include <memory.h>
-#include <errno.h>
-#include "test.h"
-
-#define K_1 8192
-
-#define NBUFS 4
-#define CHUNK 64 /* single chunk */
-#define MAX_IOVEC 4
-#define DATA_FILE "writev_data_file"
-
-char buf1[K_1], buf2[K_1], buf3[K_1];
-char *bad_addr = 0;
-
-struct iovec wr_iovec[MAX_IOVEC] = {
- /* testcase #1 */
- {buf1 + (CHUNK * 6), CHUNK},
- {(caddr_t) - 1, CHUNK},
- {buf1 + (CHUNK * 8), CHUNK},
- {NULL, 0}
-};
-
-char name[K_1], f_name[K_1];
-int fd[2], in_sighandler;
-char *buf_list[NBUFS];
-
-char *TCID = "writev04";
-int TST_TOTAL = 1;
-
-void sighandler(int);
-long l_seek(int, long, int);
-void setup(void);
-void cleanup(void);
-int fail;
-
-#if !defined(UCLINUX)
-
-int main(int argc, char **argv)
-{
- int lc;
-
- int nbytes;
-
- tst_parse_opts(argc, argv, NULL, NULL);
-
- setup(); /* set "tstdir", and "testfile" vars */
-
- /* The following loop checks looping state if -i option given */
- for (lc = 0; TEST_LOOPING(lc); lc++) {
-
- /* reset tst_count in case we are looping */
- tst_count = 0;
-
- buf_list[0] = buf1;
- buf_list[1] = buf2;
- buf_list[2] = buf3;
- buf_list[3] = NULL;
-
- fd[1] = -1; /* Invalid file descriptor */
-
- if (signal(SIGTERM, sighandler) == SIG_ERR) {
- perror("signal");
- tst_resm(TFAIL, "signal() SIGTERM FAILED");
- cleanup();
- }
-
- if (signal(SIGPIPE, sighandler) == SIG_ERR) {
- perror("signal");
- tst_resm(TFAIL, "signal() SIGPIPE FAILED");
- cleanup();
- }
-
- memset(buf_list[0], 0, K_1);
- memset(buf_list[1], 0, K_1);
-
- if ((fd[0] = open(f_name, O_WRONLY | O_CREAT, 0666)) < 0) {
- tst_resm(TFAIL, "open(2) failed: fname = %s, "
- "errno = %d", f_name, errno);
- cleanup();
- } else {
- if ((nbytes = write(fd[0], buf_list[1], K_1)) != K_1) {
- tst_resm(TFAIL, "write(2) failed: nbytes "
- "= %d, errno = %d", nbytes, errno);
- cleanup();
- }
- }
-
- if (close(fd[0]) < 0) {
- tst_resm(TFAIL, "close failed: errno = %d", errno);
- cleanup();
- }
-
- if ((fd[0] = open(f_name, O_RDWR, 0666)) < 0) {
- tst_brkm(TFAIL, cleanup, "open failed: fname = %s, errno = %d",
- f_name, errno);
- }
-//block1:
- tst_resm(TINFO, "Enter block 1");
- fail = 0;
-
- /*
- * In this block we are trying to call writev() with
- * partially valid data. This should return the valid number
- * of bytes written in the vector. If it returns EFAULT, it
- * is an error. And after returning the number of valid
- * bytes written, the check should be made to verify the
- * contents of the first valid write() scheduled.
- */
- if (writev(fd[0], wr_iovec, 3) < 0) {
- fail = 1;
- if (errno == EFAULT) {
- tst_resm(TFAIL, "Got error EFAULT");
- } else {
- tst_resm(TFAIL, "Received unexpected error: %d",
- errno);
- }
- } else {
- l_seek(fd[0], 0, 0);
- read(fd[0], buf_list[0], CHUNK);
- if (memcmp(buf_list[0], buf_list[1], CHUNK) != 0) {
- tst_resm(TFAIL, "writev overwrote the file");
- fail = 1;
- }
- }
-
- if (fail) {
- tst_resm(TINFO, "block 1 FAILED");
- } else {
- tst_resm(TINFO, "block 1 PASSED");
- }
- tst_resm(TINFO, "Exit block 1");
-
-//block2:
- tst_resm(TINFO, "Enter block 2");
- fail = 0;
-
- /*
- * In this block we are trying to over write the contents by
- * calling writev() with partially valid data. It should
- * return the valid number of bytes written but not EFAULT.
- * Also the check should be made whether the initial write()
- * scheduled is done correctly or not.
- */
- l_seek(fd[0], 0, 0);
- if (writev(fd[0], wr_iovec, 3) < 0) {
- fail = 1;
- if (errno == EFAULT) {
- tst_resm(TFAIL, "Got error EFAULT");
- } else {
- tst_resm(TFAIL, "Received unexpected error: %d",
- errno);
- }
- } else {
- l_seek(fd[0], 0, 0);
- read(fd[0], buf_list[0], CHUNK);
- if (memcmp(buf_list[0], buf_list[1], CHUNK) != 0) {
- tst_resm(TFAIL, "writev overwrote the file");
- fail = 1;
- }
- }
-
- if (fail) {
- tst_resm(TINFO, "block 2 FAILED");
- } else {
- tst_resm(TINFO, "block 2 PASSED");
- }
- tst_resm(TINFO, "Exit block 2");
-
-//block3:
- tst_resm(TINFO, "Enter block 3");
- fail = 0;
-
- /*
- * In this block, we are trying to call writev() by going to
- * some end position of the file. Here writev() is called
- * with partially valid data, and this will return the
- * number of valid bytes written and not EFAULT. Also, the
- * check should be made whether the inital write() that is
- * scheduled with valid data is done correctly.
- */
-
- l_seek(fd[0], 8192, 0);
- if (writev(fd[0], wr_iovec, 3) < 0) {
- fail = 1;
- if (errno == EFAULT) {
- tst_resm(TFAIL, "Got error EFAULT");
- } else {
- tst_resm(TFAIL, "Received unexpected error: %d",
- errno);
- }
- } else {
- l_seek(fd[0], 0, 0);
- read(fd[0], buf_list[0], CHUNK);
- if (memcmp(buf_list[0], buf_list[1], CHUNK) != 0) {
- tst_resm(TFAIL, "writev overwrote the file");
- fail = 1;
- }
- }
-
- if (fail) {
- tst_resm(TINFO, "block 3 FAILED");
- } else {
- tst_resm(TINFO, "block 3 PASSED");
- }
- tst_resm(TINFO, "Exit block 3");
- }
- close(fd[0]);
- close(fd[1]);
- cleanup();
- tst_exit();
-}
-
-#else
-
-int main(void)
-{
- tst_resm(TINFO, "test is not available on uClinux");
- tst_exit();
-}
-
-#endif /* if !defined(UCLINUX) */
-
-/*
- * setup()
- * performs all ONE TIME setup for this test
- */
-void setup(void)
-{
-
- tst_sig(FORK, DEF_HANDLER, cleanup);
-
- TEST_PAUSE;
-
- /* Create a unique temporary directory and chdir() to it. */
- tst_tmpdir();
-
- strcpy(name, DATA_FILE);
- sprintf(f_name, "%s.%d", name, getpid());
-
- bad_addr = mmap(0, 1, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, 0, 0);
- if (bad_addr == MAP_FAILED) {
- tst_brkm(TBROK, cleanup, "mmap failed");
- }
- wr_iovec[1].iov_base = bad_addr;
-
-}
-
-/*
- * cleanup()
- * performs all ONE TIME cleanup for this test at
- * completion or premature exit
- */
-void cleanup(void)
-{
-
- if (unlink(f_name) < 0) {
- tst_resm(TFAIL, "unlink Failed--file = %s, errno = %d",
- f_name, errno);
- }
- tst_rmdir();
-
-}
-
-/*
- * sighandler()
- * Signal handler function for SIGTERM and SIGPIPE
- */
-void sighandler(int sig)
-{
- switch (sig) {
- case SIGTERM:
- break;
- case SIGPIPE:
- ++in_sighandler;
- return;
- default:
- tst_resm(TFAIL, "sighandler() received invalid signal "
- ": %d", sig);
- break;
- }
-
- if ((unlink(f_name) < 0) && (errno != ENOENT)) {
- tst_resm(TFAIL, "unlink Failed--file = %s, errno = %d",
- f_name, errno);
- cleanup();
- }
- exit(sig);
-}
-
-/*
- * l_seek()
- * Wrap around for regular lseek function for giving error message
- */
-long l_seek(int fdesc, long offset, int whence)
-{
- if (lseek(fdesc, offset, whence) < 0) {
- tst_resm(TFAIL, "lseek Failed : errno = %d", errno);
- fail = 1;
- }
- return 0;
-}
--
1.8.3.1
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