/* vi: set sw=4 ts=4: */
|
/* vi: set sw=4 ts=4: */
|
/*
|
/*
|
* signal testing function for uClibc
|
* signal testing function for uClibc
|
*
|
*
|
* Copyright (C) 2000 by Lineo, inc. and Erik Andersen
|
* Copyright (C) 2000 by Lineo, inc. and Erik Andersen
|
* Copyright (C) 2000,2001 by Erik Andersen <andersen@uclibc.org>
|
* Copyright (C) 2000,2001 by Erik Andersen <andersen@uclibc.org>
|
* Written by Erik Andersen <andersen@uclibc.org>
|
* Written by Erik Andersen <andersen@uclibc.org>
|
*
|
*
|
* This program is free software; you can redistribute it and/or modify it
|
* This program is free software; you can redistribute it and/or modify it
|
* under the terms of the GNU Library General Public License as published by
|
* under the terms of the GNU Library General Public License as published by
|
* the Free Software Foundation; either version 2 of the License, or (at your
|
* the Free Software Foundation; either version 2 of the License, or (at your
|
* option) any later version.
|
* option) any later version.
|
*
|
*
|
* This program is distributed in the hope that it will be useful, but WITHOUT
|
* This program is distributed in the hope that it will be useful, but WITHOUT
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
|
* for more details.
|
* for more details.
|
*
|
*
|
* You should have received a copy of the GNU Library General Public License
|
* You should have received a copy of the GNU Library General Public License
|
* along with this program; if not, write to the Free Software Foundation,
|
* along with this program; if not, write to the Free Software Foundation,
|
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
*
|
*
|
*/
|
*/
|
|
|
|
|
#include <errno.h>
|
#include <errno.h>
|
#include <stdio.h>
|
#include <stdio.h>
|
#include <stdlib.h>
|
#include <stdlib.h>
|
#include <string.h>
|
#include <string.h>
|
#include <strings.h>
|
#include <strings.h>
|
#include <fcntl.h>
|
#include <fcntl.h>
|
#include <signal.h>
|
#include <signal.h>
|
|
|
|
|
/* -------------------------------------------------*/
|
/* -------------------------------------------------*/
|
/* This stuff is common to all the testing routines */
|
/* This stuff is common to all the testing routines */
|
/* -------------------------------------------------*/
|
/* -------------------------------------------------*/
|
const char *it = "<UNSET>"; /* Routine name for message routines. */
|
const char *it = "<UNSET>"; /* Routine name for message routines. */
|
size_t errors = 0;
|
size_t errors = 0;
|
|
|
void check(int thing, int number)
|
void check(int thing, int number)
|
{
|
{
|
if (!thing) {
|
if (!thing) {
|
printf("%s: flunked test %d\n", it, number);
|
printf("%s: flunked test %d\n", it, number);
|
++errors;
|
++errors;
|
}
|
}
|
}
|
}
|
|
|
void equal(const char *a, const char *b, int number)
|
void equal(const char *a, const char *b, int number)
|
{
|
{
|
check(a != NULL && b != NULL && (strcmp(a, b) == 0), number);
|
check(a != NULL && b != NULL && (strcmp(a, b) == 0), number);
|
}
|
}
|
|
|
|
|
/* -------------------------------------------------*/
|
/* -------------------------------------------------*/
|
/* Let the tests begin.... */
|
/* Let the tests begin.... */
|
/* -------------------------------------------------*/
|
/* -------------------------------------------------*/
|
|
|
int global_int = 0;
|
int global_int = 0;
|
|
|
void set_global_int_to_one(int signum)
|
void set_global_int_to_one(int signum)
|
{
|
{
|
printf ("Received signal %d (%s).\n", signum, strsignal(signum));
|
printf ("Received signal %d (%s).\n", signum, strsignal(signum));
|
global_int = 1;
|
global_int = 1;
|
return;
|
return;
|
}
|
}
|
|
|
void signal_test_1(void)
|
void signal_test_1(void)
|
{
|
{
|
global_int = 0;
|
global_int = 0;
|
|
|
it = "global variable set from signal handler";
|
it = "global variable set from signal handler";
|
signal(SIGUSR1, set_global_int_to_one);
|
signal(SIGUSR1, set_global_int_to_one);
|
raise(SIGUSR1);
|
raise(SIGUSR1);
|
|
|
/* This should already have jumped to the signal handler */
|
/* This should already have jumped to the signal handler */
|
check((global_int == 1), 1);
|
check((global_int == 1), 1);
|
|
|
global_int = 0;
|
global_int = 0;
|
signal(SIGUSR1, SIG_IGN);
|
signal(SIGUSR1, SIG_IGN);
|
raise(SIGUSR1);
|
raise(SIGUSR1);
|
/* This should not go to the signal handler this time since we */
|
/* This should not go to the signal handler this time since we */
|
check((global_int == 0), 1);
|
check((global_int == 0), 1);
|
}
|
}
|
|
|
|
|
int main(void)
|
int main(void)
|
{
|
{
|
int status;
|
int status;
|
|
|
signal_test_1();
|
signal_test_1();
|
|
|
if (errors == 0) {
|
if (errors == 0) {
|
status = EXIT_SUCCESS;
|
status = EXIT_SUCCESS;
|
printf("No errors.\n");
|
printf("No errors.\n");
|
} else {
|
} else {
|
status = EXIT_FAILURE;
|
status = EXIT_FAILURE;
|
printf("%d errors.\n", errors);
|
printf("%d errors.\n", errors);
|
}
|
}
|
exit(status);
|
exit(status);
|
}
|
}
|
|
|
