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[LTP] [PATCH 03/13] Add/Port clock_getres01 test for clock_getres() syscall
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From: Manas K. N. <mak...@in...> - 2009-05-27 10:08:37
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Signed-off-by: Manas Kumar Nayak <mak...@in...>
To: LTP List <ltp...@li...>
Cc: Subrata Modak <su...@li...>
Cc: Masatake YAMATO <ya...@re...>
---
--- ltp-intermediate-20090521.orig/testcases/kernel/syscalls/clock_getres/clock_getres01.c 1970-01-01 05:30:00.000000000 +0530
+++ ltp-intermediate-20090521/testcases/kernel/syscalls/clock_getres/clock_getres01.c 2009-05-27 12:15:45.000000000 +0530
@@ -0,0 +1,344 @@
+/******************************************************************************/
+/* Copyright (c) Crackerjack Project., 2007-2008 ,Hitachi, Ltd */
+/* Author(s): Takahiro Yasui <tak...@hi...>, */
+/* Yumiko Sugita <yum...@hi...>, */
+/* Satoshi Fujiwara <sa...@sd...> */
+/* */
+/* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
+/* */
+/******************************************************************************/
+/******************************************************************************/
+/* */
+/* File: clock_getres01.c */
+/* */
+/* Description: This tests the clock_getres() syscall */
+/* */
+/* */
+/* */
+/* */
+/* */
+/* */
+/* Usage: <for command-line> */
+/* clock_getres01 [-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. */
+/* */
+/* Total Tests: 1 */
+/* */
+/* Test Name: clock_getres01 */
+/* History: Porting from Crackerjack to LTP is done by */
+/* Manas Kumar Nayak mak...@in...> */
+/******************************************************************************/
+#include <sys/syscall.h>
+#include <sys/types.h>
+#include <getopt.h>
+#include <string.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <stdio.h>
+#include <time.h>
+
+
+#include "../utils/include_j_h.h"
+
+/* Harness Specific Include Files. */
+#include "test.h"
+#include "usctest.h"
+#include "linux_syscall_numbers.h"
+
+/* Extern Global Variables */
+extern int Tst_count; /* counter for tst_xxx routines. */
+extern char *TESTDIR; /* temporary dir created by tst_tmpdir() */
+
+/* Global Variables */
+char *TCID = "clock_getres01"; /* Test program identifier.*/
+int testno;
+int TST_TOTAL = 1; /* total number of tests in this file. */
+
+/* Extern Global Functions */
+/******************************************************************************/
+/* */
+/* Function: cleanup */
+/* */
+/* Description: Performs all one time clean up for this test on successful */
+/* completion, premature exit or failure. Closes all temporary */
+/* files, removes all temporary directories exits the test with */
+/* appropriate return code by calling tst_exit() function. */
+/* */
+/* Input: None. */
+/* */
+/* Output: None. */
+/* */
+/* Return: On failure - Exits calling tst_exit(). Non '0' return code. */
+/* On success - Exits calling tst_exit(). With '0' return code. */
+/* */
+/******************************************************************************/
+extern void cleanup() {
+ /* Remove tmp dir and all files in it */
+ TEST_CLEANUP;
+ tst_rmdir();
+
+ /* Exit with appropriate return code. */
+ tst_exit();
+}
+
+/* Local Functions */
+/******************************************************************************/
+/* */
+/* Function: setup */
+/* */
+/* Description: Performs all one time setup for this test. This function is */
+/* typically used to capture signals, create temporary dirs */
+/* and temporary files that may be used in the course of this */
+/* test. */
+/* */
+/* Input: None. */
+/* */
+/* Output: None. */
+/* */
+/* Return: On failure - Exits by calling cleanup(). */
+/* On success - returns 0. */
+/* */
+/******************************************************************************/
+void setup() {
+ /* Capture signals if any */
+ /* Create temporary directories */
+ TEST_PAUSE;
+ tst_tmpdir();
+}
+
+
+/*
+ * Macros
+ */
+#define SYSCALL_NAME "clock_getres"
+
+
+/*
+ * Global variables
+ */
+static int opt_debug;
+static char *progname;
+
+enum test_type {
+ NORMAL,
+ NULL_POINTER,
+};
+
+
+/*
+ * Data Structure
+ */
+struct test_case {
+ clockid_t clk_id;
+ int ttype;
+ int ret;
+ int err;
+};
+
+
+/* Test cases
+*
+* test status of errors on man page
+*
+* EPERM can't check because clock_getres not requires permission
+* EINVAL v (not supported clk_id)
+*/
+
+static struct test_case tcase[] = {
+ { // case00
+ .clk_id = CLOCK_REALTIME,
+ .ttype = NORMAL,
+ .ret = 0,
+ .err = 0,
+ },
+ { // case01
+ .clk_id = CLOCK_MONOTONIC,
+ .ttype = NORMAL,
+ .ret = 0,
+ .err = 0,
+ },
+ { // case02
+ .clk_id = CLOCK_PROCESS_CPUTIME_ID,
+ .ttype = NORMAL,
+ .ret = 0,
+ .err = 0,
+ },
+ { // case03
+ .clk_id = CLOCK_THREAD_CPUTIME_ID,
+ .ttype = NORMAL,
+ .ret = 0,
+ .err = 0,
+ },
+ { // case04
+ .clk_id = -1,
+ .ttype = NORMAL,
+ .ret = -1,
+ .err = EINVAL,
+ },
+ { // case05
+ .clk_id = CLOCK_REALTIME,
+ .ttype = NULL_POINTER,
+ .ret = 0,
+ .err = 0,
+ },
+};
+
+
+
+
+#define MEM_LENGTH (4 * 1024 * 1024)
+/*
+ * do_test()
+ *
+ * Input : TestCase Data
+ * Return : RESULT_OK(0), RESULT_NG(1)
+ *
+ */
+
+static int do_test(struct test_case *tc)
+{
+ int sys_ret;
+ int sys_errno;
+ int result = RESULT_OK;
+ struct timespec res;
+
+ /*
+ * Execute system call
+ */
+ errno = 0;
+ if (tc->ttype == NULL_POINTER)
+ TEST(sys_ret = clock_getres(tc->clk_id, NULL));
+ else
+ TEST(sys_ret = clock_getres(tc->clk_id, &res));
+ sys_errno = errno;
+
+ /*
+ * Check results
+ */
+ result |= (sys_errno != tc->err);
+ PRINT_RESULT(sys_ret >= 0, tc->ret, tc->err, sys_ret, sys_errno);
+
+ return result;
+}
+
+
+/*
+ * usage()
+ */
+
+static void usage(const char *progname)
+{
+ tst_resm(TINFO,"usage: %s [options]", progname);
+ tst_resm(TINFO,"This is a regression test program of %s system call.",SYSCALL_NAME);
+ tst_resm(TINFO,"options:");
+ tst_resm(TINFO," -d --debug Show debug messages");
+ tst_resm(TINFO," -h --help Show this message");
+
+ tst_resm(TINFO,"NG");
+ exit(1);
+}
+
+
+/*
+ * main()
+ */
+
+
+
+int main(int ac, char **av) {
+ int result = RESULT_OK;
+ int c;
+ int i;
+ int lc; /* loop counter */
+ char *msg; /* message returned from parse_opts */
+
+ struct option long_options[] = {
+ { "debug", no_argument, 0, 'd' },
+ { "help", no_argument, 0, 'h' },
+ { NULL, 0, NULL, 0 }
+ };
+
+ progname = strchr(av[0], '/');
+ progname = progname ? progname + 1 : av[0];
+
+ /* parse standard options */
+ if ((msg = parse_opts(ac, av, (option_t *)NULL, NULL)) != (char *)NULL){
+ tst_brkm(TBROK, cleanup, "OPTION PARSING ERROR - %s", msg);
+ tst_exit();
+ }
+
+ setup();
+
+ /* Check looping state if -i option given */
+ for (lc = 0; TEST_LOOPING(lc); ++lc) {
+ Tst_count = 0;
+ for (testno = 0; testno < TST_TOTAL; ++testno) {
+ TEST(c = getopt_long(ac, av, "dh", long_options, NULL));
+ while(TEST_RETURN != -1) {
+ switch (c) {
+ case 'd':
+ opt_debug = 1;
+ break;
+ default:
+ usage(progname);
+ // NOTREACHED
+ }
+ }
+
+
+ if (ac != optind) {
+ tst_resm(TINFO,"Options are not match.");
+ usage(progname);
+ // NOTREACHED
+ }
+
+ /*
+ * Execute test
+ */
+ for (i = 0; i < (int)(sizeof(tcase) / sizeof(tcase[0])); i++) {
+ int ret;
+ tst_resm(TINFO,"(case%02d) START", i);
+ ret = do_test(&tcase[i]);
+ tst_resm(TINFO,"(case%02d) END => %s", i, (ret == 0) ? "OK" : "NG");
+ result |= ret;
+ }
+
+ /*
+ * Check results
+ */
+ switch(result) {
+ case RESULT_OK:
+ tst_resm(TPASS, "clock_getres call succeeded");
+ break;
+
+ default:
+ tst_resm(TFAIL, "%s failed - errno = %d : %s", TCID, TEST_ERRNO, strerror(TEST_ERRNO));
+ RPRINTF("NG\n");
+ cleanup();
+ tst_exit();
+ break;
+ }
+
+ }
+ }
+ cleanup();
+ tst_exit();
+}
+
--- ltp-intermediate-20090521.orig/testcases/kernel/syscalls/clock_getres/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ ltp-intermediate-20090521/testcases/kernel/syscalls/clock_getres/Makefile 2009-05-22 23:43:27.000000000 +0530
@@ -0,0 +1,31 @@
+#
+# Copyright (c) International Business Machines Corp., 2009
+#
+# 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 St, Fifth Floor, Boston, MA 02110-1301 USA
+#
+
+CFLAGS += -I../../../../include -Wall -O2
+LDLIBS += -L../../../../lib -lltp -lrt
+
+SRCS = $(wildcard *.c)
+TARGETS = $(patsubst %.c,%,$(SRCS))
+
+all: $(TARGETS)
+
+install:
+ @set -e; for i in $(TARGETS); do ln -f $$i ../../../bin/$$i ; done
+
+clean:
+ rm -f $(TARGETS)
--- ltp-intermediate-20090521.orig/runtest/syscalls 2009-05-27 12:11:54.000000000 +0530
+++ ltp-intermediate-20090521/runtest/syscalls 2009-05-27 12:18:36.000000000 +0530
@@ -74,6 +74,7 @@ chroot02 chroot02
chroot03 chroot03
chroot04 chroot04
+clock_getres01 clock_getres01
clock_nanosleep2_01 clock_nanosleep2_01
clone01 clone01
---
Regards--
Manas
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