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/* |
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* Unit test functions for ASCEND: utilities/ascSignal.c |
| 3 |
* |
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* Copyright (C) 2005 Jerry St.Clair |
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* |
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* This file is part of the Ascend Environment. |
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* |
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* The Ascend Environment is free software; you can redistribute it |
| 9 |
* and/or modify it under the terms of the GNU General Public License as |
| 10 |
* published by the Free Software Foundation; either version 2 of the |
| 11 |
* License, or (at your option) any later version. |
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* |
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* The Ascend Environment is distributed in hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 |
* General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
| 19 |
* along with the program; if not, write to the Free Software Foundation, |
| 20 |
* Inc., 675 Mass Ave, Cambridge, MA 02139 USA. Check the file named |
| 21 |
* COPYING. |
| 22 |
*/ |
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|
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#include <stdio.h> |
| 25 |
#include <ascend/general/platform.h> |
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#ifdef __WIN32__ |
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#include <io.h> |
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#endif |
| 29 |
#include <ascend/general/ascMalloc.h> |
| 30 |
#include <ascend/utilities/ascSignal.h> |
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|
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#include <test/common.h> |
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|
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// #define ASCSIGNAL_DEBUG |
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|
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static jmp_buf my_jmp_buf1; |
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|
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static int f_handler1_called; |
| 39 |
static int f_handler1_sigval; |
| 40 |
/* |
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* Signal handler for unit tests. |
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* Resets the signal handlers and sets f_handler1_called to |
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* TRUE and f_handler1_sigval to the signal type code (-1 if |
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* an unsupported sigval). Then longjmp's using |
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* my_jmp_buf1 and the sigval. |
| 46 |
*/ |
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void my_handler1(int sigval) |
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{ |
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f_handler1_called = TRUE; |
| 50 |
Asc_SignalRecover(FALSE); |
| 51 |
switch (sigval) |
| 52 |
{ |
| 53 |
case SIGFPE: |
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f_handler1_sigval = SIGFPE; |
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FPRESET; |
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break; |
| 57 |
case SIGINT: |
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f_handler1_sigval = SIGINT; |
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break; |
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case SIGSEGV: |
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f_handler1_sigval = SIGSEGV; |
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break; |
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default: |
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f_handler1_sigval = -1; |
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break; |
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} |
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longjmp(my_jmp_buf1, sigval); |
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} |
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|
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static jmp_buf my_jmp_buf2; |
| 71 |
|
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static int f_handler2_called; |
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static int f_handler2_sigval; |
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/* |
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* Signal handler for unit tests. |
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* Resets the signal handlers and sets f_handler1_called to |
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* TRUE and f_handler1_sigval to the signal type code (-1 if |
| 78 |
* an unsupported sigval). Then longjmp's using |
| 79 |
* my_jmp_buf1 and the sigval. |
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*/ |
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void my_handler2(int sigval) |
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{ |
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f_handler2_called = TRUE; |
| 84 |
Asc_SignalRecover(FALSE); |
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switch (sigval) |
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{ |
| 87 |
case SIGFPE: |
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f_handler2_sigval = SIGFPE; |
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FPRESET; |
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break; |
| 91 |
case SIGINT: |
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f_handler2_sigval = SIGINT; |
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break; |
| 94 |
case SIGSEGV: |
| 95 |
f_handler2_sigval = SIGSEGV; |
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break; |
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default: |
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f_handler2_sigval = -1; |
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break; |
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} |
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longjmp(my_jmp_buf2, sigval); |
| 102 |
} |
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|
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|
| 105 |
static void test_ascSignal(void) |
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{ |
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SigHandlerFn* old_fpe_handler = NULL; |
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SigHandlerFn* old_int_handler = NULL; |
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SigHandlerFn* old_seg_handler = NULL; |
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SigHandlerFn* old_handler; |
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volatile int signal1_caught; |
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volatile int signal2_caught; |
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volatile int signal3_caught; |
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unsigned long prior_meminuse; |
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|
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prior_meminuse = ascmeminuse(); /* save meminuse() at start of test function */ |
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|
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#ifdef NO_SIGNAL_TRAPS |
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/* no point in testing if the functionality is disabled */ |
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CU_FAIL("Signal handler manager not enabled."); |
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#else |
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|
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//CONSOLE_DEBUG("Assigning signals"); |
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|
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old_fpe_handler = signal(SIGFPE, my_handler1); /* save any pre-existing handlers */ |
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old_int_handler = signal(SIGINT, my_handler1); |
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old_seg_handler = signal(SIGSEGV, my_handler1); |
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|
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signal(SIGFPE, my_handler1); /* install some pre-existing handlers */ |
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signal(SIGINT, SIG_DFL); |
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signal(SIGSEGV, my_handler2); |
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|
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/* Asc_SignalInit(), Asc_SignalDestroy() - not much to test */ |
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|
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//CONSOLE_DEBUG("Start signal manager"); |
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|
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CU_TEST(0 == Asc_SignalInit()); /* initialize the signal manager */ |
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|
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old_handler = signal(SIGFPE, SIG_DFL); /* previously-installed handlers should still be active */ |
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CU_TEST(my_handler1 == old_handler); |
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old_handler = signal(SIGINT, SIG_DFL); |
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CU_TEST(NULL == old_handler); |
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old_handler = signal(SIGSEGV, SIG_DFL); |
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CU_TEST(my_handler2 == old_handler); |
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|
| 146 |
//CONSOLE_DEBUG("Recover installed signals"); |
| 147 |
Asc_SignalRecover(TRUE); |
| 148 |
|
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old_handler = signal(SIGFPE, SIG_DFL); /* handlers should have been reinstalled */ |
| 150 |
CU_TEST(my_handler1 == old_handler); |
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old_handler = signal(SIGINT, SIG_DFL); |
| 152 |
CU_TEST(NULL == old_handler); |
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old_handler = signal(SIGSEGV, SIG_DFL); |
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CU_TEST(my_handler2 == old_handler); |
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|
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//CONSOLE_DEBUG("Recover installed signals again"); |
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Asc_SignalRecover(TRUE); |
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|
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//CONSOLE_DEBUG("Test push/pop of handlers"); |
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|
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/* test Asc_SignalPush(), Asc_SignalPop() */ |
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|
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CU_TEST(0 == Asc_SignalHandlerPush(SIGFPE, Asc_SignalTrap)); /* ok - supported signal, ok func */ |
| 164 |
old_handler = signal(SIGFPE, SIG_DFL); |
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CU_TEST(Asc_SignalTrap == old_handler); |
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|
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CU_TEST(0 == Asc_SignalHandlerPush(SIGINT, my_handler1)); /* ok - supported signal, ok func */ |
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old_handler = signal(SIGINT, SIG_DFL); |
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CU_TEST(my_handler1 == old_handler); |
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|
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CU_TEST(-2 == Asc_SignalHandlerPush(SIGSEGV, NULL)); /* NULL func - should have no effect */ |
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old_handler = signal(SIGSEGV, SIG_DFL); |
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CU_TEST(my_handler2 == old_handler); /* old handler should still be installed */ |
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|
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CU_TEST(0 != Asc_SignalHandlerPush(SIGILL, Asc_SignalTrap)); /* unsupported signal type */ |
| 176 |
CU_TEST(0 != Asc_SignalHandlerPush(SIGABRT, my_handler2)); /* unsupported signal type */ |
| 177 |
|
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Asc_SignalRecover(TRUE); |
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|
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old_handler = signal(SIGFPE, SIG_DFL); /* handlers should have been reinstalled */ |
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CU_TEST(Asc_SignalTrap == old_handler); |
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old_handler = signal(SIGINT, SIG_DFL); |
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CU_TEST(my_handler1 == old_handler); |
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old_handler = signal(SIGSEGV, SIG_DFL); |
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CU_TEST(my_handler2 == old_handler); |
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Asc_SignalRecover(TRUE); |
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|
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CU_TEST(0 == Asc_SignalHandlerPop(SIGINT, my_handler1)); |
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old_handler = signal(SIGFPE, SIG_DFL); /* SIGINT should be reset to no handler */ |
| 190 |
CU_TEST(Asc_SignalTrap == old_handler); |
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old_handler = signal(SIGINT, SIG_DFL); |
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CU_TEST(NULL == old_handler); |
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old_handler = signal(SIGSEGV, SIG_DFL); |
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CU_TEST(my_handler2 == old_handler); |
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Asc_SignalRecover(TRUE); |
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|
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CU_TEST(0 != Asc_SignalHandlerPop(SIGFPE, my_handler1)); /* wrong handler indicated */ |
| 198 |
old_handler = signal(SIGFPE, SIG_DFL); /* so SIGFPE should be not be reset */ |
| 199 |
CU_TEST(Asc_SignalTrap == old_handler); |
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old_handler = signal(SIGINT, SIG_DFL); |
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CU_TEST(NULL == old_handler); |
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old_handler = signal(SIGSEGV, SIG_DFL); |
| 203 |
CU_TEST(my_handler2 == old_handler); |
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|
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//CONSOLE_DEBUG("Recover installed signals after a f"); |
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Asc_SignalRecover(TRUE); |
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old_handler = signal(SIGFPE, SIG_DFL); /* but Asc_SignalRecover should reset it */ |
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CU_TEST(my_handler1 == old_handler); |
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old_handler = signal(SIGINT, SIG_DFL); |
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CU_TEST(NULL == old_handler); |
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old_handler = signal(SIGSEGV, SIG_DFL); |
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CU_TEST(my_handler2 == old_handler); |
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Asc_SignalRecover(TRUE); |
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|
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CU_TEST(0 != Asc_SignalHandlerPop(SIGILL, my_handler1)); /* unsupported signal type */ |
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CU_TEST(0 != Asc_SignalHandlerPop(SIGABRT, Asc_SignalTrap)); /* unsupported signal type */ |
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|
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old_handler = signal(SIGFPE, SIG_DFL); /* should be no change in handlers */ |
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CU_TEST(my_handler1 == old_handler); |
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old_handler = signal(SIGINT, SIG_DFL); |
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CU_TEST(NULL == old_handler); |
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old_handler = signal(SIGSEGV, SIG_DFL); |
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CU_TEST(my_handler2 == old_handler); |
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Asc_SignalRecover(TRUE); |
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|
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/* test Asc_SignalTrap() */ |
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|
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//CONSOLE_DEBUG("Testing trapping of signals"); |
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|
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CU_TEST(0 == Asc_SignalHandlerPush(SIGFPE, Asc_SignalTrap)); |
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CU_TEST(0 == Asc_SignalHandlerPush(SIGINT, Asc_SignalTrap)); |
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CU_TEST(0 == Asc_SignalHandlerPush(SIGSEGV, Asc_SignalTrap)); |
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|
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signal1_caught = FALSE; |
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if (0 == setjmp(g_fpe_env)) { /* raise & catch a SIGFPE */ |
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raise(SIGFPE); |
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} |
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else { |
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signal1_caught = TRUE; |
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CU_PASS("SIGFPE caught."); |
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} |
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CU_TEST(TRUE == signal1_caught); |
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|
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signal1_caught = FALSE; |
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if (0 == setjmp(g_int_env)) { /* raise & catch a SIGINT */ |
| 246 |
raise(SIGINT); |
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} |
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else { |
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signal1_caught = TRUE; |
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CU_PASS("SIGINT caught."); |
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} |
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CU_TEST(TRUE == signal1_caught); |
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|
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signal1_caught = FALSE; |
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if (0 == setjmp(g_seg_env)) { /* raise & catch a SIGSEGV */ |
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raise(SIGSEGV); |
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} |
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else { |
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signal1_caught = TRUE; |
| 260 |
CU_PASS("SIGSEGV caught."); |
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} |
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CU_TEST(TRUE == signal1_caught); |
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|
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Asc_SignalRecover(TRUE); |
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|
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CU_TEST(0 == Asc_SignalHandlerPop(SIGFPE, Asc_SignalTrap)); |
| 267 |
CU_TEST(0 == Asc_SignalHandlerPop(SIGINT, Asc_SignalTrap)); |
| 268 |
CU_TEST(0 == Asc_SignalHandlerPop(SIGSEGV, Asc_SignalTrap)); |
| 269 |
|
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//CONSOLE_DEBUG("Check handler settings after pop"); |
| 271 |
|
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old_handler = signal(SIGFPE, SIG_DFL); /* handlers should be restored at this point */ |
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CU_TEST(my_handler1 == old_handler); |
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old_handler = signal(SIGINT, SIG_DFL); |
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CU_TEST(NULL == old_handler); |
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old_handler = signal(SIGSEGV, SIG_DFL); |
| 277 |
CU_TEST(my_handler2 == old_handler); |
| 278 |
Asc_SignalRecover(TRUE); |
| 279 |
|
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/* test typical use with nesting of handlers */ |
| 281 |
//CONSOLE_DEBUG("Testing typical use of nested handlers"); |
| 282 |
|
| 283 |
f_handler1_called = FALSE; /* initialize flags for detecting flow */ |
| 284 |
f_handler1_sigval = 0; |
| 285 |
f_handler2_called = FALSE; |
| 286 |
f_handler2_sigval = 0; |
| 287 |
signal1_caught = FALSE; |
| 288 |
signal2_caught = FALSE; |
| 289 |
signal3_caught = FALSE; |
| 290 |
|
| 291 |
CU_TEST(0 == Asc_SignalHandlerPush(SIGFPE, my_handler1)); /* test for SIGFPE */ |
| 292 |
if (0 == setjmp(my_jmp_buf1)) { |
| 293 |
CU_TEST(0 == Asc_SignalHandlerPush(SIGFPE, my_handler2)); |
| 294 |
if (0 == setjmp(my_jmp_buf2)) { |
| 295 |
CU_TEST(0 == Asc_SignalHandlerPush(SIGFPE, Asc_SignalTrap)); |
| 296 |
if (0 == setjmp(g_fpe_env)) { |
| 297 |
raise(SIGFPE); |
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} |
| 299 |
else { |
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CU_TEST(f_handler1_called == FALSE); |
| 301 |
CU_TEST(f_handler1_sigval == 0); |
| 302 |
CU_TEST(f_handler2_called == FALSE); |
| 303 |
CU_TEST(f_handler2_sigval == 0); |
| 304 |
signal3_caught = TRUE; |
| 305 |
} |
| 306 |
CU_TEST(FALSE == signal1_caught); |
| 307 |
CU_TEST(FALSE == signal2_caught); |
| 308 |
CU_TEST(TRUE == signal3_caught); |
| 309 |
CU_TEST(0 == Asc_SignalHandlerPop(SIGFPE, Asc_SignalTrap)); |
| 310 |
f_handler1_called = FALSE; |
| 311 |
f_handler1_sigval = 0; |
| 312 |
f_handler2_called = FALSE; |
| 313 |
f_handler2_sigval = 0; |
| 314 |
signal1_caught = FALSE; |
| 315 |
signal2_caught = FALSE; |
| 316 |
signal3_caught = FALSE; |
| 317 |
raise(SIGFPE); |
| 318 |
} |
| 319 |
else { |
| 320 |
CU_TEST(f_handler1_called == FALSE); |
| 321 |
CU_TEST(f_handler1_sigval == 0); |
| 322 |
CU_TEST(f_handler2_called == TRUE); |
| 323 |
CU_TEST(f_handler2_sigval == SIGFPE); |
| 324 |
signal2_caught = TRUE; |
| 325 |
} |
| 326 |
CU_TEST(FALSE == signal1_caught); |
| 327 |
CU_TEST(TRUE == signal2_caught); |
| 328 |
CU_TEST(FALSE == signal3_caught); |
| 329 |
CU_TEST(0 == Asc_SignalHandlerPop(SIGFPE, my_handler2)); |
| 330 |
f_handler1_called = FALSE; |
| 331 |
f_handler1_sigval = 0; |
| 332 |
f_handler2_called = FALSE; |
| 333 |
f_handler2_sigval = 0; |
| 334 |
signal1_caught = FALSE; |
| 335 |
signal2_caught = FALSE; |
| 336 |
signal3_caught = FALSE; |
| 337 |
raise(SIGFPE); |
| 338 |
} |
| 339 |
else { |
| 340 |
CU_TEST(f_handler1_called == TRUE); |
| 341 |
CU_TEST(f_handler1_sigval == SIGFPE); |
| 342 |
CU_TEST(f_handler2_called == FALSE); |
| 343 |
CU_TEST(f_handler2_sigval == 0); |
| 344 |
signal1_caught = TRUE; |
| 345 |
} |
| 346 |
CU_TEST(TRUE == signal1_caught); |
| 347 |
CU_TEST(FALSE == signal2_caught); |
| 348 |
CU_TEST(FALSE == signal3_caught); |
| 349 |
CU_TEST(0 == Asc_SignalHandlerPop(SIGFPE, my_handler1)); |
| 350 |
|
| 351 |
f_handler1_called = FALSE; /* initialize flags for detecting flow */ |
| 352 |
f_handler1_sigval = 0; |
| 353 |
f_handler2_called = FALSE; |
| 354 |
f_handler2_sigval = 0; |
| 355 |
signal1_caught = FALSE; |
| 356 |
signal2_caught = FALSE; |
| 357 |
signal3_caught = FALSE; |
| 358 |
|
| 359 |
CU_TEST(0 == Asc_SignalHandlerPush(SIGINT, my_handler2)); /* test for SIGINT */ |
| 360 |
if (0 == setjmp(my_jmp_buf2)) { |
| 361 |
CU_TEST(0 == Asc_SignalHandlerPush(SIGINT, Asc_SignalTrap)); |
| 362 |
if (0 == setjmp(g_int_env)) { |
| 363 |
CU_TEST(0 == Asc_SignalHandlerPush(SIGINT, my_handler1)); |
| 364 |
if (0 == setjmp(my_jmp_buf1)) { |
| 365 |
raise(SIGINT); |
| 366 |
} |
| 367 |
else { |
| 368 |
CU_TEST(f_handler1_called == TRUE); |
| 369 |
CU_TEST(f_handler1_sigval == SIGINT); |
| 370 |
CU_TEST(f_handler2_called == FALSE); |
| 371 |
CU_TEST(f_handler2_sigval == 0); |
| 372 |
signal3_caught = TRUE; |
| 373 |
} |
| 374 |
CU_TEST(FALSE == signal1_caught); |
| 375 |
CU_TEST(FALSE == signal2_caught); |
| 376 |
CU_TEST(TRUE == signal3_caught); |
| 377 |
CU_TEST(0 == Asc_SignalHandlerPop(SIGINT, my_handler1)); |
| 378 |
f_handler1_called = FALSE; |
| 379 |
f_handler1_sigval = 0; |
| 380 |
f_handler2_called = FALSE; |
| 381 |
f_handler2_sigval = 0; |
| 382 |
signal1_caught = FALSE; |
| 383 |
signal2_caught = FALSE; |
| 384 |
signal3_caught = FALSE; |
| 385 |
raise(SIGINT); |
| 386 |
} |
| 387 |
else { |
| 388 |
CU_TEST(f_handler1_called == FALSE); |
| 389 |
CU_TEST(f_handler1_sigval == 0); |
| 390 |
CU_TEST(f_handler2_called == FALSE); |
| 391 |
CU_TEST(f_handler2_sigval == 0); |
| 392 |
signal2_caught = TRUE; |
| 393 |
} |
| 394 |
CU_TEST(FALSE == signal1_caught); |
| 395 |
CU_TEST(TRUE == signal2_caught); |
| 396 |
CU_TEST(FALSE == signal3_caught); |
| 397 |
CU_TEST(0 == Asc_SignalHandlerPop(SIGINT, Asc_SignalTrap)); |
| 398 |
f_handler1_called = FALSE; |
| 399 |
f_handler1_sigval = 0; |
| 400 |
f_handler2_called = FALSE; |
| 401 |
f_handler2_sigval = 0; |
| 402 |
signal1_caught = FALSE; |
| 403 |
signal2_caught = FALSE; |
| 404 |
signal3_caught = FALSE; |
| 405 |
raise(SIGINT); |
| 406 |
} |
| 407 |
else { |
| 408 |
CU_TEST(f_handler1_called == FALSE); |
| 409 |
CU_TEST(f_handler1_sigval == 0); |
| 410 |
CU_TEST(f_handler2_called == TRUE); |
| 411 |
CU_TEST(f_handler2_sigval == SIGINT); |
| 412 |
signal1_caught = TRUE; |
| 413 |
} |
| 414 |
CU_TEST(TRUE == signal1_caught); |
| 415 |
CU_TEST(FALSE == signal2_caught); |
| 416 |
CU_TEST(FALSE == signal3_caught); |
| 417 |
CU_TEST(0 == Asc_SignalHandlerPop(SIGINT, my_handler2)); |
| 418 |
|
| 419 |
f_handler1_called = FALSE; /* initialize flags for detecting flow */ |
| 420 |
f_handler1_sigval = 0; |
| 421 |
f_handler2_called = FALSE; |
| 422 |
f_handler2_sigval = 0; |
| 423 |
signal1_caught = FALSE; |
| 424 |
signal2_caught = FALSE; |
| 425 |
signal3_caught = FALSE; |
| 426 |
|
| 427 |
CU_TEST(0 == Asc_SignalHandlerPush(SIGSEGV, Asc_SignalTrap)); /* test for SIGSEGV */ |
| 428 |
if (0 == setjmp(g_seg_env)) { |
| 429 |
CU_TEST(0 == Asc_SignalHandlerPush(SIGSEGV, my_handler2)); |
| 430 |
if (0 == setjmp(my_jmp_buf2)) { |
| 431 |
CU_TEST(0 == Asc_SignalHandlerPush(SIGSEGV, my_handler1)); |
| 432 |
if (0 == setjmp(my_jmp_buf1)) { |
| 433 |
raise(SIGSEGV); |
| 434 |
} |
| 435 |
else { |
| 436 |
CU_TEST(f_handler1_called == TRUE); |
| 437 |
CU_TEST(f_handler1_sigval == SIGSEGV); |
| 438 |
CU_TEST(f_handler2_called == FALSE); |
| 439 |
CU_TEST(f_handler2_sigval == 0); |
| 440 |
signal3_caught = TRUE; |
| 441 |
} |
| 442 |
CU_TEST(FALSE == signal1_caught); |
| 443 |
CU_TEST(FALSE == signal2_caught); |
| 444 |
CU_TEST(TRUE == signal3_caught); |
| 445 |
CU_TEST(0 == Asc_SignalHandlerPop(SIGSEGV, my_handler1)); |
| 446 |
f_handler1_called = FALSE; |
| 447 |
f_handler1_sigval = 0; |
| 448 |
f_handler2_called = FALSE; |
| 449 |
f_handler2_sigval = 0; |
| 450 |
signal1_caught = FALSE; |
| 451 |
signal2_caught = FALSE; |
| 452 |
signal3_caught = FALSE; |
| 453 |
raise(SIGSEGV); |
| 454 |
} |
| 455 |
else { |
| 456 |
CU_TEST(f_handler1_called == FALSE); |
| 457 |
CU_TEST(f_handler1_sigval == 0); |
| 458 |
CU_TEST(f_handler2_called == TRUE); |
| 459 |
CU_TEST(f_handler2_sigval == SIGSEGV); |
| 460 |
signal2_caught = TRUE; |
| 461 |
} |
| 462 |
CU_TEST(FALSE == signal1_caught); |
| 463 |
CU_TEST(TRUE == signal2_caught); |
| 464 |
CU_TEST(FALSE == signal3_caught); |
| 465 |
CU_TEST(0 == Asc_SignalHandlerPop(SIGSEGV, my_handler2)); |
| 466 |
f_handler1_called = FALSE; |
| 467 |
f_handler1_sigval = 0; |
| 468 |
f_handler2_called = FALSE; |
| 469 |
f_handler2_sigval = 0; |
| 470 |
signal1_caught = FALSE; |
| 471 |
signal2_caught = FALSE; |
| 472 |
signal3_caught = FALSE; |
| 473 |
raise(SIGSEGV); |
| 474 |
} |
| 475 |
else { |
| 476 |
CU_TEST(f_handler1_called == FALSE); |
| 477 |
CU_TEST(f_handler1_sigval == 0); |
| 478 |
CU_TEST(f_handler2_called == FALSE); |
| 479 |
CU_TEST(f_handler2_sigval == 0); |
| 480 |
signal1_caught = TRUE; |
| 481 |
} |
| 482 |
CU_TEST(TRUE == signal1_caught); |
| 483 |
CU_TEST(FALSE == signal2_caught); |
| 484 |
CU_TEST(FALSE == signal3_caught); |
| 485 |
CU_TEST(0 == Asc_SignalHandlerPop(SIGSEGV, Asc_SignalTrap)); |
| 486 |
|
| 487 |
//CONSOLE_DEBUG("Check recovered signals"); |
| 488 |
|
| 489 |
old_handler = signal(SIGFPE, SIG_DFL); /* handlers should be restored at this point */ |
| 490 |
CU_TEST(my_handler1 == old_handler); |
| 491 |
old_handler = signal(SIGINT, SIG_DFL); |
| 492 |
CU_TEST(NULL == old_handler); |
| 493 |
old_handler = signal(SIGSEGV, SIG_DFL); |
| 494 |
CU_TEST(my_handler2 == old_handler); |
| 495 |
Asc_SignalRecover(TRUE); |
| 496 |
|
| 497 |
Asc_SignalDestroy(); |
| 498 |
|
| 499 |
old_handler = signal(SIGFPE, SIG_DFL); /* original handlers should still be in place */ |
| 500 |
CU_TEST(my_handler1 == old_handler); |
| 501 |
old_handler = signal(SIGINT, SIG_DFL); |
| 502 |
CU_TEST(NULL == old_handler); |
| 503 |
old_handler = signal(SIGSEGV, SIG_DFL); |
| 504 |
CU_TEST(my_handler2 == old_handler); |
| 505 |
Asc_SignalRecover(TRUE); |
| 506 |
|
| 507 |
#endif /* NO_SIGNAL_TRAPS */ |
| 508 |
|
| 509 |
if (NULL != old_fpe_handler) /* restore any pre-existing handlers */ |
| 510 |
signal(SIGFPE, old_fpe_handler); |
| 511 |
if (NULL != old_int_handler) |
| 512 |
signal(SIGINT, old_int_handler); |
| 513 |
if (NULL != old_seg_handler) |
| 514 |
signal(SIGSEGV, old_seg_handler); |
| 515 |
|
| 516 |
CU_TEST(prior_meminuse == ascmeminuse()); /* make sure we cleaned up after ourselves */ |
| 517 |
|
| 518 |
//CONSOLE_DEBUG("Finished"); |
| 519 |
} |
| 520 |
|
| 521 |
/*===========================================================================*/ |
| 522 |
/* Registration information */ |
| 523 |
|
| 524 |
#define TESTS(T) \ |
| 525 |
T(ascSignal) |
| 526 |
|
| 527 |
REGISTER_TESTS_SIMPLE(utilities_ascSignal, TESTS) |
| 528 |
|
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