* [LTP] [PATCH 1/2] syscalls/read03: Convert to new API
@ 2021-06-10 9:10 Shiyang Ruan
2021-06-10 9:10 ` [LTP] [PATCH 2/2] syscalls/read04: " Shiyang Ruan
2021-07-12 15:10 ` [LTP] [PATCH 1/2] syscalls/read03: " Cyril Hrubis
0 siblings, 2 replies; 4+ messages in thread
From: Shiyang Ruan @ 2021-06-10 9:10 UTC (permalink / raw)
To: ltp
Signed-off-by: Shiyang Ruan <ruansy.fnst@fujitsu.com>
---
testcases/kernel/syscalls/read/read03.c | 155 +++++-------------------
1 file changed, 33 insertions(+), 122 deletions(-)
diff --git a/testcases/kernel/syscalls/read/read03.c b/testcases/kernel/syscalls/read/read03.c
index 28554f5ba..2bee29c13 100644
--- a/testcases/kernel/syscalls/read/read03.c
+++ b/testcases/kernel/syscalls/read/read03.c
@@ -1,146 +1,57 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- *
- * 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
+ * Copyright (c) International Business Machines Corp., 2001
*/
-/*
- * NAME
- * read03.c
- *
- * DESCRIPTION
- * Testcase to check that read() sets errno to EAGAIN
- *
- * ALGORITHM
- * Create a named pipe (fifo), open it in O_NONBLOCK mode, and
- * attempt to read from it, without writing to it. read() should fail
- * with EAGAIN.
- *
- * USAGE: <for command-line>
- * read03 [-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.
+/*\
+ * [DESCRIPTION]
*
- * HISTORY
- * 07/2001 Ported by Wayne Boyer
- *
- * RESTRICTIONS
- * NONE
+ * Testcase to check if read() successfully sets errno to EAGAIN when read from
+ * a pipe(fifo, opened in O_NONBLOCK mode) without writing to it.
*/
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <errno.h>
-#include "test.h"
-char *TCID = "read03";
-int TST_TOTAL = 1;
-
-char fifo[100] = "fifo";
-int rfd, wfd;
-struct stat buf;
+#include <stdio.h>
+#include <fcntl.h>
+#include "tst_test.h"
-void alarm_handler();
-void setup();
-void cleanup();
+static char fifo[100];
+static int rfd, wfd;
-int main(int ac, char **av)
+static void verify_read(void)
{
- int lc;
-
int c;
- tst_parse_opts(ac, av, NULL, NULL);
-
- setup();
-
- /*
- * 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;
-
- TEST(read(rfd, &c, 1));
-
- if (TEST_RETURN != -1) {
- tst_resm(TFAIL, "read() failed to fail when nothing "
- "is written to a pipe");
- continue;
- }
-
- if (TEST_ERRNO != EAGAIN) {
- tst_resm(TFAIL, "read set bad errno, expected "
- "EAGAIN, got %d", TEST_ERRNO);
- } else {
- tst_resm(TPASS, "read() succeded in setting errno to "
- "EAGAIN");
- }
- }
- cleanup();
- tst_exit();
-
+ TST_EXP_FAIL(read(rfd, &c, 1), EAGAIN,
+ "read() when nothing is written to a pipe");
}
-/*
- * setup() - performs all ONE TIME setup for this test
- */
-void setup(void)
+static void setup(void)
{
+ struct stat buf;
- tst_sig(NOFORK, DEF_HANDLER, cleanup);
-
- TEST_PAUSE;
-
- /* create a temporary filename */
- sprintf(fifo, "%s.%d", fifo, getpid());
+ sprintf(fifo, "fifo.%d", getpid());
- /* Create a temporary directory and cd to it */
- tst_tmpdir();
+ SAFE_MKNOD(fifo, S_IFIFO | 0777, 0);
+ SAFE_STAT(fifo, &buf);
- if (mknod(fifo, S_IFIFO | 0777, 0) < 0) {
- tst_brkm(TBROK, cleanup, "mknod() failed, errno: %d", errno);
- }
- if (stat(fifo, &buf) != 0) {
- tst_brkm(TBROK, cleanup, "stat() failed, errno: %d", errno);
- }
if ((buf.st_mode & S_IFIFO) == 0) {
- tst_brkm(TBROK, cleanup, "Mode does not indicate fifo file");
+ tst_brk(TBROK, "Mode does not indicate fifo file");
}
- rfd = open(fifo, O_RDONLY | O_NONBLOCK);
- wfd = open(fifo, O_WRONLY | O_NONBLOCK);
+ rfd = SAFE_OPEN(fifo, O_RDONLY | O_NONBLOCK);
+ wfd = SAFE_OPEN(fifo, O_WRONLY | O_NONBLOCK);
}
-/*
- * cleanup() - performs all ONE TIME cleanup for this test at
- * completion or premature exit.
- */
-void cleanup(void)
+static void cleanup(void)
{
-
- close(rfd);
- close(wfd);
- unlink(fifo);
-
- /* delete the test directory created in setup() */
- tst_rmdir();
-
+ SAFE_CLOSE(rfd);
+ SAFE_CLOSE(wfd);
+ SAFE_UNLINK(fifo);
}
+
+static struct tst_test test = {
+ .needs_tmpdir = 1,
+ .setup = setup,
+ .cleanup = cleanup,
+ .test_all = verify_read,
+};
--
2.31.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [LTP] [PATCH 2/2] syscalls/read04: Convert to new API
2021-06-10 9:10 [LTP] [PATCH 1/2] syscalls/read03: Convert to new API Shiyang Ruan
@ 2021-06-10 9:10 ` Shiyang Ruan
2021-07-12 15:11 ` Cyril Hrubis
2021-07-12 15:10 ` [LTP] [PATCH 1/2] syscalls/read03: " Cyril Hrubis
1 sibling, 1 reply; 4+ messages in thread
From: Shiyang Ruan @ 2021-06-10 9:10 UTC (permalink / raw)
To: ltp
Signed-off-by: Shiyang Ruan <ruansy.fnst@fujitsu.com>
---
testcases/kernel/syscalls/read/read04.c | 157 +++++-------------------
1 file changed, 34 insertions(+), 123 deletions(-)
diff --git a/testcases/kernel/syscalls/read/read04.c b/testcases/kernel/syscalls/read/read04.c
index 11469ad29..6a9ed218b 100644
--- a/testcases/kernel/syscalls/read/read04.c
+++ b/testcases/kernel/syscalls/read/read04.c
@@ -1,150 +1,61 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- *
- * 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
+ * Copyright (c) International Business Machines Corp., 2001
*/
-/*
- * NAME
- * read04.c
- *
- * DESCRIPTION
- * Testcase to check if read returns the number of bytes read correctly.
- *
- * ALGORITHM
- * Create a file and write some bytes out to it.
- * Attempt to read more than written.
- * Check the return count, and the read buffer. The read buffer should be
- * same as the write buffer.
- *
- * USAGE: <for command-line>
- * read04 [-c n] [-f] [-i n] [-I x] [-P x] [-t]
- * where, -c n : Run n copies concurrently.
- * -f : Turn off functionality Testing.
- * -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 Ported by Wayne Boyer
+/*\
+ * [DESCRIPTION]
*
- * RESTRICTIONS
- * None
+ * Testcase to check if read() returns the number of bytes read correctly.
*/
+
#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
#include <fcntl.h>
-#include <errno.h>
-#include "test.h"
-#include "safe_macros.h"
-
-void cleanup(void);
-void setup(void);
-
-char *TCID = "read04";
-int TST_TOTAL = 1;
+#include "tst_test.h"
#define TST_SIZE 27 /* could also do strlen(palfa) */
-char fname[255];
-char palfa[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
-int fild;
+static char fname[255];
+static char palfa[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
-int main(int ac, char **av)
+static void verify_read(void)
{
- int lc;
-
- int rfild;
+ int fd;
char prbuf[BUFSIZ];
- /*
- * parse standard options
- */
- tst_parse_opts(ac, av, NULL, NULL);
-
- setup(); /* global setup for test */
-
- for (lc = 0; TEST_LOOPING(lc); lc++) {
-
- tst_count = 0; /* reset tst_count while looping */
-
- if ((rfild = open(fname, O_RDONLY)) == -1) {
- tst_brkm(TBROK, cleanup, "can't open for reading");
- }
- TEST(read(rfild, prbuf, BUFSIZ));
+ fd = SAFE_OPEN(fname, O_RDONLY);
+ TEST(read(fd, prbuf, BUFSIZ));
- if (TEST_RETURN == -1) {
- tst_resm(TFAIL, "call failed unexpectedly");
- continue;
- }
-
- if (TEST_RETURN != TST_SIZE) {
- tst_resm(TFAIL, "Bad read count - got %ld - "
- "expected %d", TEST_RETURN, TST_SIZE);
- continue;
- }
- if (memcmp(palfa, prbuf, TST_SIZE) != 0) {
- tst_resm(TFAIL, "read buffer not equal "
- "to write buffer");
- continue;
- }
- tst_resm(TPASS, "functionality of read() is correct");
-
- SAFE_CLOSE(cleanup, rfild);
+ if (TST_RET != TST_SIZE) {
+ tst_res(TFAIL, "Bad read count - got %ld - expected %d",
+ TST_RET, TST_SIZE);
+ goto out;
+ }
+ if (memcmp(palfa, prbuf, TST_SIZE)) {
+ tst_res(TFAIL, "read buffer not equal to write buffer");
+ goto out;
}
+ tst_res(TPASS, "functionality of read() is correct");
- cleanup();
- tst_exit();
+out:
+ SAFE_CLOSE(fd);
}
-/*
- * setup() - performs all ONE TIME setup for this test
- */
-void setup(void)
+static void setup(void)
{
-
- tst_sig(NOFORK, DEF_HANDLER, cleanup);
+ int fd;
umask(0);
-
- TEST_PAUSE;
-
- tst_tmpdir();
-
sprintf(fname, "tfile_%d", getpid());
- if ((fild = creat(fname, 0777)) == -1) {
- tst_brkm(TBROK, cleanup, "creat(%s, 0777) Failed, errno = %d"
- " : %s", fname, errno, strerror(errno));
- }
- if (write(fild, palfa, TST_SIZE) != TST_SIZE) {
- tst_brkm(TBROK, cleanup, "can't write to Xread");
- }
- close(fild);
+ fd = SAFE_CREAT(fname, 0777);
+ SAFE_WRITE(1, fd, palfa, TST_SIZE);
+ SAFE_CLOSE(fd);
}
-/*
- * cleanup() - performs all ONE TIME cleanup for this test at completion or
- * premature exit.
- */
-void cleanup(void)
-{
-
- unlink(fname);
- tst_rmdir();
-
-}
+static struct tst_test test = {
+ .needs_tmpdir = 1,
+ .setup = setup,
+ .test_all = verify_read,
+};
--
2.31.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [LTP] [PATCH 1/2] syscalls/read03: Convert to new API
2021-06-10 9:10 [LTP] [PATCH 1/2] syscalls/read03: Convert to new API Shiyang Ruan
2021-06-10 9:10 ` [LTP] [PATCH 2/2] syscalls/read04: " Shiyang Ruan
@ 2021-07-12 15:10 ` Cyril Hrubis
1 sibling, 0 replies; 4+ messages in thread
From: Cyril Hrubis @ 2021-07-12 15:10 UTC (permalink / raw)
To: ltp
Hi!
Pushed, thanks.
--
Cyril Hrubis
chrubis@suse.cz
^ permalink raw reply [flat|nested] 4+ messages in thread
* [LTP] [PATCH 2/2] syscalls/read04: Convert to new API
2021-06-10 9:10 ` [LTP] [PATCH 2/2] syscalls/read04: " Shiyang Ruan
@ 2021-07-12 15:11 ` Cyril Hrubis
0 siblings, 0 replies; 4+ messages in thread
From: Cyril Hrubis @ 2021-07-12 15:11 UTC (permalink / raw)
To: ltp
Hi!
Pushed with minor changes, thanks.
The main change was that I renamed the TST_SIZE to PALFA_LEN since
anything with tst_ or TST_ prefix is reserved for the test library, test
must not define ideintifiers with these prefixes.
--
Cyril Hrubis
chrubis@suse.cz
^ permalink raw reply [flat|nested] 4+ messages in thread
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2021-06-10 9:10 [LTP] [PATCH 1/2] syscalls/read03: Convert to new API Shiyang Ruan
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2021-07-12 15:11 ` Cyril Hrubis
2021-07-12 15:10 ` [LTP] [PATCH 1/2] syscalls/read03: " Cyril Hrubis
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