* winsup.api/ltp/dup03.c: New test.
* winsup.api/ltp/lseek03.c: Ditto. * winsup.api/ltp/mmap001.c: Ditto. * winsup.api/ltp/read01.c: Ditto. * winsup.api/ltp/readdir01.c: Ditto. * winsup.api/ltp/rmdir05.c: Ditto. * winsup.api/ltp/sbrk01.c: Ditto. * winsup.api/ltp/select02.c: Ditto. * winsup.api/ltp/select03.c: Ditto. * winsup.api/ltp/signal03.c: Ditto. * winsup.api/ltp/stat06.c: Ditto. * winsup.api/ltp/unlink08.c: Ditto. * winsup.api/known_bugs.tcl: Update to reflect new test's known failures. * winsup.api/winsup.exp: Don't delete executable in case of unexpected pass, as well as in case of unexpected failure. * README: Update paragraph about expected failures.
This commit is contained in:
Egor Duda
665
winsup/testsuite/winsup.api/ltp/signal03.c
Normal file
665
winsup/testsuite/winsup.api/ltp/signal03.c
Normal file
@@ -0,0 +1,665 @@
|
||||
/*
|
||||
* Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of version 2 of the GNU General Public License as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope that it would be useful, but
|
||||
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||
*
|
||||
* Further, this software is distributed without any warranty that it is
|
||||
* free of the rightful claim of any third person regarding infringement
|
||||
* or the like. Any license provided herein, whether implied or
|
||||
* otherwise, applies only to this software file. Patent licenses, if
|
||||
* any, provided herein do not apply to combinations of this program with
|
||||
* other software, or any other product whatsoever.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write the Free Software Foundation, Inc., 59
|
||||
* Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*
|
||||
* Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
|
||||
* Mountain View, CA 94043, or:
|
||||
*
|
||||
* http://www.sgi.com
|
||||
*
|
||||
* For further information regarding this notice, see:
|
||||
*
|
||||
* http://oss.sgi.com/projects/GenInfo/NoticeExplan/
|
||||
*
|
||||
*/
|
||||
/* $Id$ */
|
||||
/***********************************************************************************
|
||||
*
|
||||
* OS Test - Silicon Graphics, Inc. Eagan, Minnesota
|
||||
*
|
||||
* TEST IDENTIFIER : signal03 Boundary value and other invalid value checking
|
||||
* of signal setup and signal sending.
|
||||
*
|
||||
* PARENT DOCUMENT : sgntds01 Signal System Call
|
||||
*
|
||||
* AUTHOR : Dave Baumgartner
|
||||
* : Rewrote 12/92 by Richard Logan
|
||||
*
|
||||
* CO-PILOT : Barrie Kletscher
|
||||
*
|
||||
* DATE STARTED : 10/17/85
|
||||
*
|
||||
* TEST ITEMS
|
||||
*
|
||||
* 1. SIGKILL can not be set to be caught, errno:EINVAL (POSIX).
|
||||
* 2. SIGKILL can not be caught.
|
||||
* 3. SIGKILL can not be set to be ignored, errno:EINVAL (POSIX).
|
||||
* 4. SIGKILL can not be ignored.
|
||||
* 5. SIGKILL can not be reset to default, errno:EINVAL (POSIX.
|
||||
*
|
||||
* ENVIRONMENTAL NEEDS
|
||||
*
|
||||
* NONE
|
||||
*
|
||||
* SPECIAL PROCEDURAL REQUIREMENTS
|
||||
*
|
||||
* None
|
||||
*
|
||||
* INTERCASE DEPENDENCIES
|
||||
*
|
||||
* 2 depends on 1 and 4 on 3.
|
||||
*
|
||||
* DETAILED DESCRIPTION
|
||||
*
|
||||
* main()
|
||||
* Call catch_test to test setup and catching of SIGKILL.
|
||||
*
|
||||
*
|
||||
* Call ignore_test to test setup and ignoring of SIGKILL.
|
||||
*
|
||||
*
|
||||
* Call sigdfl_test to test setting SIGKILL to default.
|
||||
*
|
||||
* * END OF MAIN *
|
||||
*
|
||||
*
|
||||
* catch_test()
|
||||
*
|
||||
* fork a child
|
||||
* if this is the parent
|
||||
* sleep to let child start.
|
||||
* send sig to child.
|
||||
* wait for the child to terminate.
|
||||
*
|
||||
* if the termination status of the child equals the signal sent to it
|
||||
* Test item 1 PASSED the child was killed.
|
||||
* else if status equals the exit value of SIG_CAUGHT
|
||||
* Test item 2 FAILED sig was caught.
|
||||
* else
|
||||
* Test item 2 FAILED because the child was not killed
|
||||
* but sig was not caught either.
|
||||
*
|
||||
* else this the child
|
||||
* set exit_val to SIG_NOT_CAUGHT.
|
||||
* set to catch sig, where the interrupt routine just sets
|
||||
* exit_val to SIG_CAUGHT.
|
||||
*
|
||||
* If the return value and errno, after trying to set to catch sig,
|
||||
* do not indicate that an error has occurred.
|
||||
* Test item 1 FAILED bad return, return value:X, errno:X.
|
||||
* else
|
||||
* Test item 1 PASSED sig was not set to be caught.
|
||||
*
|
||||
* pause until the parent sends a signal.
|
||||
* The child should be killed by the signal but if not exit
|
||||
* with exit_val.
|
||||
*
|
||||
* * End of catch_test. *
|
||||
*
|
||||
*
|
||||
* ignore_test()
|
||||
*
|
||||
* fork a child
|
||||
* if this is the parent
|
||||
* sleep to let child start.
|
||||
* send SIGKILL to child.
|
||||
* wait for the child to terminate.
|
||||
*
|
||||
* if the termination status of the child equals SIGKILL
|
||||
* Test item 4 PASSED the child was killed.
|
||||
* else if the status equals the exit value of SIG_IGNORED
|
||||
* Test item 4 FAILED SIGKILL was ignored.
|
||||
*
|
||||
* else this the child
|
||||
*
|
||||
* If the return value and errno, after trying to set to ignore SIGKILL,
|
||||
* do not indicate that an error has occurred.
|
||||
* Test item 3 FAILED bad return, return value:X, errno:X.
|
||||
* else
|
||||
* Test item 3 PASSED SIGKILL was not set to be ignored.
|
||||
*
|
||||
* pause until the parent sends SIGKILL.
|
||||
* The child should be killed by the signal but if not exit
|
||||
* with SIG_IGNORED.
|
||||
*
|
||||
* * End of ignore_test. *
|
||||
*
|
||||
*
|
||||
* sigdfl_test()
|
||||
*
|
||||
* If the return value and errno, after trying to set to SIGKILL to default,
|
||||
* do not indicate that an error has occurred.
|
||||
* Test item 5 FAILED bad return, return value:X, errno:X.
|
||||
* else
|
||||
* Test item 5 PASSED SIGKILL was not set to default.
|
||||
*
|
||||
* * End of sigdfl_test. *
|
||||
*
|
||||
* BUGS/NOTES
|
||||
* Since the system call under test is executed in the child, no
|
||||
* timings on this system call will be reported.
|
||||
*
|
||||
***********************************************************************************/
|
||||
|
||||
#include <signal.h>
|
||||
#include <errno.h>
|
||||
#include <unistd.h>
|
||||
#include <fcntl.h>
|
||||
#include <string.h>
|
||||
#include <stdlib.h>
|
||||
#include <sys/wait.h>
|
||||
|
||||
#include "test.h"
|
||||
#include "usctest.h"
|
||||
|
||||
void setup();
|
||||
void cleanup();
|
||||
void do_test();
|
||||
void sigdfl_test();
|
||||
void update_timings();
|
||||
|
||||
#if defined(linux)
|
||||
# define SIG_PF sig_t /* This might need to be sighandler_t on some systems */
|
||||
#elif defined(__CYGWIN__)
|
||||
typedef void (*sighandler_t) (int);
|
||||
#define SIG_PF sighandler_t
|
||||
#endif
|
||||
|
||||
#define SIG_CAUGHT 1
|
||||
#define SIG_NOT_CAUGHT 0
|
||||
#define SIG_IGNORED 5
|
||||
#define TIMED_OUT 99
|
||||
|
||||
#define TIMEOUT 20
|
||||
|
||||
#define GO_FLAG 1
|
||||
#define ERROR_FLAG 2
|
||||
#define PASS_FLAG 3
|
||||
#define FAIL_FLAG 4
|
||||
|
||||
#define IGNORE_TEST 1
|
||||
#define CATCH_TEST 2
|
||||
|
||||
#define MAXMESG 150 /* The Maximum message that can be created. */
|
||||
|
||||
int exit_val; /* Global variable, used to tell whether the */
|
||||
/* child exited instead of being killed. */
|
||||
extern int errno; /* errno holds the error value returned by */
|
||||
/* a system call. */
|
||||
char mesg[MAXMESG]; /* Holds messages to pass to tst_res. */
|
||||
|
||||
struct ipc_t {
|
||||
int status;
|
||||
char mesg[MAXMESG];
|
||||
struct tblock timings;
|
||||
} Ipc_info;
|
||||
|
||||
char *TCID = "signal03";
|
||||
int TST_TOTAL = 5;
|
||||
extern int Tst_count; /* count of test items completed */
|
||||
|
||||
int Pid; /* Return value from fork. */
|
||||
|
||||
long Tret;
|
||||
|
||||
/***********************************************************************
|
||||
* M A I N
|
||||
***********************************************************************/
|
||||
int
|
||||
main(argc, argv)
|
||||
int argc;
|
||||
char **argv;
|
||||
{
|
||||
int lc;
|
||||
const char *msg;
|
||||
|
||||
/***************************************************************
|
||||
* parse standard options
|
||||
***************************************************************/
|
||||
if ( (msg=parse_opts(argc, argv, (option_t *) NULL, NULL)) != (char *) NULL ) {
|
||||
tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg);
|
||||
tst_exit();
|
||||
}
|
||||
|
||||
/***************************************************************
|
||||
* perform global setup for test
|
||||
***************************************************************/
|
||||
setup();
|
||||
|
||||
/***************************************************************
|
||||
* check looping state if -c option given
|
||||
***************************************************************/
|
||||
for (lc=0; TEST_LOOPING(lc); lc++) {
|
||||
|
||||
/* reset Tst_count in case we are looping. */
|
||||
Tst_count=0;
|
||||
|
||||
errno=-4;
|
||||
|
||||
/*
|
||||
* Call catch_test to test setup and catching of SIGKILL.
|
||||
*/
|
||||
(void) do_test(CATCH_TEST, Tst_count);
|
||||
|
||||
/*
|
||||
* Call ignore_test to test setup and ignoring of SIGKILL.
|
||||
*/
|
||||
(void) do_test(IGNORE_TEST, Tst_count);
|
||||
|
||||
/*
|
||||
* Call sigdfl_test to test setting SIGKILL to default.
|
||||
*/
|
||||
(void) sigdfl_test();
|
||||
|
||||
}
|
||||
|
||||
cleanup();
|
||||
|
||||
return 0;
|
||||
} /*End of main*/
|
||||
|
||||
/***********************************************************************
|
||||
*
|
||||
***********************************************************************/
|
||||
void
|
||||
do_test(test_case, tst_count)
|
||||
int test_case;
|
||||
int tst_count;
|
||||
{
|
||||
int term_stat; /* Termination status of the child returned to */
|
||||
/* the parent. */
|
||||
char string[30];
|
||||
int fd1[2]; /* ipc */
|
||||
int rd_sz; /* size of read */
|
||||
void p_timeout_handler();
|
||||
void c_timeout_handler();
|
||||
void catchsig();
|
||||
|
||||
Tst_count = tst_count;
|
||||
|
||||
/*
|
||||
* Create a pipe of ipc
|
||||
*/
|
||||
if ( pipe(fd1) == -1 ) {
|
||||
sprintf(mesg,
|
||||
"pipe system call failed, Errno: %d, Error message: %s",
|
||||
errno,strerror(errno));
|
||||
tst_resm(TBROK,mesg);
|
||||
tst_resm(TBROK,mesg);
|
||||
return;
|
||||
}
|
||||
|
||||
/*
|
||||
* Cause the read to return 0 once EOF is encountered and the
|
||||
* read to return -1 if pipe is empty.
|
||||
*/
|
||||
|
||||
if ( fcntl(fd1[0], F_SETFL, O_NONBLOCK) == -1 ) {
|
||||
sprintf(mesg, "fcntl(fd1[0], F_SETFL, O_NONBLOCK) failed: errno=%d",
|
||||
errno);
|
||||
tst_resm(TBROK,mesg);
|
||||
tst_resm(TBROK,mesg);
|
||||
close(fd1[0]);
|
||||
close(fd1[1]);
|
||||
return;
|
||||
}
|
||||
|
||||
if ((Pid = fork()) > 0) { /* parent */
|
||||
|
||||
signal(SIGALRM, p_timeout_handler);
|
||||
|
||||
alarm(TIMEOUT);
|
||||
|
||||
close(fd1[1]); /* close write side */
|
||||
|
||||
/*
|
||||
* Deal with child's messages.
|
||||
* Only the GO_FLAG status will allow parent to
|
||||
* go on. All pipe io will be in the ipc_t structure sizes
|
||||
* to avoid reading part of next message.
|
||||
*/
|
||||
while ( 1 ) {
|
||||
|
||||
while ( (rd_sz=read(fd1[0], (char *)&Ipc_info, sizeof(Ipc_info))) != 0 ) {
|
||||
if ( rd_sz > 0 )
|
||||
break; /* read something */
|
||||
}
|
||||
|
||||
if ( rd_sz == 0 ) { /* if EOF encountered */
|
||||
sprintf(mesg, "child's pipe is closed before 'go' message received");
|
||||
tst_resm(TBROK, Ipc_info.mesg);
|
||||
tst_resm(TBROK, Ipc_info.mesg);
|
||||
close(fd1[0]);
|
||||
return;
|
||||
}
|
||||
|
||||
else if ( Ipc_info.status == GO_FLAG ) {
|
||||
break; /* go on */
|
||||
}
|
||||
else if ( Ipc_info.status == ERROR_FLAG ) {
|
||||
tst_resm(TBROK, "From child: %s", Ipc_info.mesg);
|
||||
tst_resm(TBROK, "From child: %s", Ipc_info.mesg);
|
||||
close(fd1[0]);
|
||||
return;
|
||||
}
|
||||
else if ( Ipc_info.status == PASS_FLAG ) {
|
||||
|
||||
if ( STD_FUNCTIONAL_TEST )
|
||||
tst_resm(TPASS, "From child: %s", Ipc_info.mesg);
|
||||
else
|
||||
Tst_count++;
|
||||
update_timings(Ipc_info.timings);
|
||||
}
|
||||
else if ( Ipc_info.status == FAIL_FLAG ) {
|
||||
tst_resm(TFAIL, "From child: %s", Ipc_info.mesg);
|
||||
update_timings(Ipc_info.timings);
|
||||
}
|
||||
else {
|
||||
tst_resm(TINFO, "Unknown message from child: %s", mesg);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Send the signal SIGKILL to the child.
|
||||
*/
|
||||
if (kill(Pid,SIGKILL) == -1)
|
||||
{
|
||||
/*
|
||||
* The kill system call failed.
|
||||
*/
|
||||
sprintf(mesg,
|
||||
"kill(Pid,SIGKILL) failed, Errno: %d, Error message: %s",
|
||||
errno,strerror(errno));
|
||||
tst_resm(TBROK,mesg);
|
||||
tst_resm(TBROK,mesg);
|
||||
close(fd1[0]);
|
||||
return;
|
||||
}
|
||||
|
||||
/*
|
||||
* Wait for the child to terminate and check the termination status.
|
||||
*/
|
||||
if (wait(&term_stat) == -1) {
|
||||
/*
|
||||
* The wait system call failed.
|
||||
*/
|
||||
sprintf(mesg,
|
||||
"Wait system call failed. Errno: %d, Error message: %s",
|
||||
errno,strerror(errno));
|
||||
tst_resm(TBROK,mesg);
|
||||
tst_resm(TBROK,mesg);
|
||||
close(fd1[0]);
|
||||
return;
|
||||
}
|
||||
else if ( STD_FUNCTIONAL_TEST ) {
|
||||
if ((term_stat & 0377) == SIGKILL) {
|
||||
/*
|
||||
* The child was killed by the signal sent,
|
||||
* which is correct.
|
||||
*/
|
||||
tst_resm(TPASS,"The child was killed by SIGKILL.");
|
||||
}
|
||||
else if ( (term_stat >> 8) == TIMED_OUT ) {
|
||||
sprintf(mesg, "child exited with a timed out exit status");
|
||||
tst_resm(TBROK,mesg);
|
||||
}
|
||||
else {
|
||||
if ((term_stat >> 8) == SIG_IGNORED && test_case == IGNORE_TEST ) {
|
||||
sprintf(mesg,
|
||||
"SIGKILL was ignored by child after sent by parent.");
|
||||
}
|
||||
else if ((term_stat >> 8) == SIG_CAUGHT && test_case == CATCH_TEST ) {
|
||||
sprintf(mesg,
|
||||
"SIGKILL was caught by child after sent by parent.");
|
||||
}
|
||||
else {
|
||||
sprintf(mesg,
|
||||
"Child's termination status is unexpected. Status: %d (%#o).",
|
||||
term_stat, term_stat);
|
||||
}
|
||||
tst_resm(TFAIL, mesg);
|
||||
}
|
||||
}
|
||||
else {
|
||||
Tst_count++; /* increment test counter */
|
||||
}
|
||||
close(fd1[0]);
|
||||
|
||||
} /* End of parent. */
|
||||
else if (Pid == 0) {
|
||||
/*
|
||||
* This is the child.
|
||||
* Set up to ignore/catch SIGKILL and check the return values.
|
||||
*/
|
||||
errno=0;
|
||||
if ( test_case == IGNORE_TEST ) {
|
||||
exit_val = SIG_IGNORED;
|
||||
strcpy(string, "signal(SIGKILL, SIG_IGN)");
|
||||
|
||||
Tret=(long)signal(SIGKILL, SIG_IGN);
|
||||
TEST_ERRNO=errno;
|
||||
}
|
||||
else {
|
||||
exit_val = SIG_NOT_CAUGHT;
|
||||
strcpy(string, "signal(SIGKILL, catchsig)");
|
||||
Tret=(long)signal(SIGKILL, catchsig);
|
||||
TEST_ERRNO=errno;
|
||||
}
|
||||
Ipc_info.timings=tblock;
|
||||
|
||||
if ( (SIG_PF)Tret == SIG_ERR ) {
|
||||
if ( TEST_ERRNO == EINVAL ) {
|
||||
sprintf(Ipc_info.mesg, "%s ret:%ld SIG_ERR (%ld) as expected",
|
||||
string, Tret, (long)SIG_ERR);
|
||||
Ipc_info.status = PASS_FLAG;
|
||||
}
|
||||
else {
|
||||
sprintf(Ipc_info.mesg,
|
||||
"%s ret:%ld, errno:%d expected ret:%ld, errno:%d",
|
||||
string, Tret, TEST_ERRNO, (long)SIG_ERR, EINVAL);
|
||||
Ipc_info.status = FAIL_FLAG;
|
||||
}
|
||||
|
||||
write(fd1[1], (char *)&Ipc_info, sizeof(Ipc_info));
|
||||
}
|
||||
else {
|
||||
/*
|
||||
* The child was not allowed to set the signal to
|
||||
* be ignored and errno was correct.
|
||||
*/
|
||||
sprintf(Ipc_info.mesg,
|
||||
"%s ret:%ld, errno:%d expected ret:%ld, errno:%d",
|
||||
string, Tret, TEST_ERRNO, (long)SIG_ERR, EINVAL);
|
||||
Ipc_info.status = FAIL_FLAG;
|
||||
write(fd1[1], (char *)&Ipc_info, sizeof(Ipc_info));
|
||||
}
|
||||
|
||||
/*
|
||||
* tell parent we are ready - setup by child is done
|
||||
*/
|
||||
Ipc_info.status = GO_FLAG;
|
||||
write(fd1[1], (char *)&Ipc_info, sizeof(Ipc_info));
|
||||
|
||||
/*
|
||||
* Set the alarm to wake up from the pause below if
|
||||
* the parents signal is ignored.
|
||||
*/
|
||||
signal(SIGALRM, p_timeout_handler);
|
||||
alarm(TIMEOUT);
|
||||
|
||||
/*
|
||||
* Pause until the parent sends a signal or until alarm is received.
|
||||
*/
|
||||
pause();
|
||||
|
||||
exit(exit_val);
|
||||
|
||||
|
||||
} /* End of child. */
|
||||
else {
|
||||
/*
|
||||
* The fork system call failed.
|
||||
*/
|
||||
sprintf(mesg,
|
||||
"Fork system call failed. Errno: %d, Error message: %s",
|
||||
errno,strerror(errno));
|
||||
tst_resm(TBROK,mesg);
|
||||
tst_resm(TBROK,mesg);
|
||||
close(fd1[0]);
|
||||
close(fd1[1]);
|
||||
return;
|
||||
}
|
||||
|
||||
} /* End of do_test. */
|
||||
|
||||
/***********************************************************************
|
||||
* sigdfl_test - test for attempt to set SIGKILL to default
|
||||
***********************************************************************/
|
||||
void
|
||||
sigdfl_test()
|
||||
{
|
||||
/*
|
||||
* Try to set SIGKILL to default and check the return values.
|
||||
*/
|
||||
errno=-4;
|
||||
|
||||
Tret=(long)signal(SIGKILL,SIG_DFL);
|
||||
TEST_RETURN=Tret;
|
||||
TEST_ERRNO=errno;
|
||||
|
||||
|
||||
if ( (SIG_PF)TEST_RETURN == SIG_ERR ) {
|
||||
if ( STD_FUNCTIONAL_TEST ) {
|
||||
if ( TEST_ERRNO != EINVAL ) {
|
||||
sprintf(mesg,
|
||||
"signal(SIGKILL,SIG_DFL) ret:%d, errno:%d expected ret:-1, errno:%d",
|
||||
TEST_RETURN, TEST_ERRNO, EINVAL);
|
||||
tst_resm(TFAIL, mesg);
|
||||
}
|
||||
else {
|
||||
sprintf(mesg,
|
||||
"signal(SIGKILL,SIG_DFL) ret:%d, errno:%d as expected.",
|
||||
TEST_RETURN, TEST_ERRNO);
|
||||
tst_resm(TPASS, mesg);
|
||||
}
|
||||
}
|
||||
else
|
||||
Tst_count++;
|
||||
}
|
||||
else {
|
||||
sprintf(mesg,
|
||||
"signal(SIGKILL,SIG_DFL) ret:%d, errno:%d expected ret:-1, errno:%d",
|
||||
TEST_RETURN, TEST_ERRNO, EINVAL);
|
||||
tst_resm(TFAIL, mesg);
|
||||
}
|
||||
|
||||
} /* End of sigdfl_test. */
|
||||
|
||||
/***************************************************************
|
||||
* setup() - performs all ONE TIME setup for this test.
|
||||
***************************************************************/
|
||||
void
|
||||
setup()
|
||||
{
|
||||
/* capture signals */
|
||||
tst_sig(FORK, DEF_HANDLER, cleanup);
|
||||
|
||||
/* make and change to a temporary directory */
|
||||
tst_tmpdir();
|
||||
|
||||
/* Pause if that option was specified */
|
||||
TEST_PAUSE;
|
||||
|
||||
} /* End setup() */
|
||||
|
||||
/***************************************************************
|
||||
* cleanup() - performs all ONE TIME cleanup for this test at
|
||||
* completion or premature exit.
|
||||
***************************************************************/
|
||||
void
|
||||
cleanup()
|
||||
{
|
||||
|
||||
/*
|
||||
* print timing stats if that option was specified.
|
||||
* print errno log if that option was specified.
|
||||
*/
|
||||
|
||||
TEST_CLEANUP;
|
||||
|
||||
/*
|
||||
* remove the temporary directory and exit with
|
||||
* return code appropriate for results
|
||||
*/
|
||||
|
||||
tst_rmdir();
|
||||
|
||||
tst_exit();
|
||||
|
||||
} /* End cleanup() */
|
||||
|
||||
/***********************************************************************
|
||||
* Signal handler routine that used by the parent to handler
|
||||
* a time out situation. It will attempt to kill the child and
|
||||
* call cleanup.
|
||||
***********************************************************************/
|
||||
void
|
||||
p_timeout_handler()
|
||||
{
|
||||
kill(Pid, SIGKILL);
|
||||
cleanup();
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
* Signal handler routine that used by the child to handle
|
||||
* a time out situation. It will set a global varaible and return
|
||||
* if called.
|
||||
***********************************************************************/
|
||||
void
|
||||
c_timeout_handler()
|
||||
{
|
||||
exit_val = TIMED_OUT;
|
||||
return;
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
* This signal handling routine will set a global variable and return
|
||||
* if called.
|
||||
***********************************************************************/
|
||||
void
|
||||
catchsig()
|
||||
{
|
||||
exit_val = SIG_CAUGHT;
|
||||
return;
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
* Update timing information
|
||||
***********************************************************************/
|
||||
void
|
||||
update_timings(atblock)
|
||||
struct tblock atblock;
|
||||
{
|
||||
tblock.tb_max += atblock.tb_max;
|
||||
tblock.tb_min += atblock.tb_min;
|
||||
tblock.tb_total += atblock.tb_total;
|
||||
tblock.tb_count += atblock.tb_count;
|
||||
}
|
||||
Reference in New Issue
Block a user