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-rw-r--r--libsigsegv/tests/sigsegv3.c134
1 files changed, 0 insertions, 134 deletions
diff --git a/libsigsegv/tests/sigsegv3.c b/libsigsegv/tests/sigsegv3.c
deleted file mode 100644
index 1ea0ec40..00000000
--- a/libsigsegv/tests/sigsegv3.c
+++ /dev/null
@@ -1,134 +0,0 @@
-/* Test that the handler can be exited multiple times.
- Copyright (C) 2002-2006, 2008 Bruno Haible <bruno@clisp.org>
-
- 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, 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. */
-
-#ifndef _MSC_VER
-# include <config.h>
-#endif
-
-#include "sigsegv.h"
-#include <stdio.h>
-
-#if HAVE_SIGSEGV_RECOVERY
-
-#if defined _WIN32 && !defined __CYGWIN__
- /* Windows doesn't have sigset_t. */
- typedef int sigset_t;
-# define sigemptyset(set)
-# define sigprocmask(how,set,oldset)
-#endif
-
-#include "mmaputil.h"
-#include <stdlib.h> /* for abort, exit */
-#include <signal.h>
-#include <setjmp.h>
-
-jmp_buf mainloop;
-sigset_t mainsigset;
-
-volatile int pass = 0;
-unsigned long page;
-
-volatile int handler_called = 0;
-
-static void
-handler_continuation (void *arg1, void *arg2, void *arg3)
-{
- longjmp (mainloop, pass);
-}
-
-int
-handler (void *fault_address, int serious)
-{
- handler_called++;
- if (handler_called > 10)
- abort ();
- if (fault_address != (void *)(page + 0x678 + 8 * pass))
- abort ();
- pass++;
- printf ("Stack overflow %d caught.\n", pass);
- sigprocmask (SIG_SETMASK, &mainsigset, NULL);
- return sigsegv_leave_handler (handler_continuation, NULL, NULL, NULL);
-}
-
-void
-crasher (unsigned long p)
-{
- *(volatile int *) (p + 0x678 + 8 * pass) = 42;
-}
-
-int
-main ()
-{
- sigset_t emptyset;
- void *p;
-
- /* Preparations. */
-#if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
- zero_fd = open ("/dev/zero", O_RDONLY, 0644);
-#endif
-
- /* Setup some mmaped memory. */
- p = mmap_zeromap ((void *) 0x12340000, 0x4000);
- if (p == (void *)(-1))
- {
- fprintf (stderr, "mmap_zeromap failed.\n");
- exit (2);
- }
- page = (unsigned long) p;
-
- /* Make it read-only. */
- if (mprotect ((void *) page, 0x4000, PROT_READ) < 0)
- {
- fprintf (stderr, "mprotect failed.\n");
- exit (2);
- }
-
- /* Install the SIGSEGV handler. */
- if (sigsegv_install_handler (&handler) < 0)
- exit (2);
-
- /* Save the current signal mask. */
- sigemptyset (&emptyset);
- sigprocmask (SIG_BLOCK, &emptyset, &mainsigset);
-
- /* Provoke two SIGSEGVs in a row. */
- switch (setjmp (mainloop))
- {
- case 0: case 1:
- printf ("Doing SIGSEGV pass %d.\n", pass + 1);
- crasher (page);
- printf ("no SIGSEGV?!\n"); exit (1);
- case 2:
- break;
- default:
- abort ();
- }
-
- /* Test passed! */
- printf ("Test passed.\n");
- return 0;
-}
-
-#else
-
-int
-main ()
-{
- return 77;
-}
-
-#endif