Move to 3.1.8.

8 files changed, 0 insertions, 1491 deletions

diff --git a/libsigsegv/tests/Makefile.am b/libsigsegv/tests/Makefile.am
deleted file mode 100644
index 45615fed..00000000
--- a/libsigsegv/tests/Makefile.am
+++ /dev/null
@@ -1,34 +0,0 @@
-## Makefile for libsigsegv/tests.
-## Copyright (C) 2002-2003, 2008-2009 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.
-
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diff --git a/libsigsegv/tests/Makefile.in b/libsigsegv/tests/Makefile.in
deleted file mode 100644
index 91dc9e24..00000000
--- a/libsigsegv/tests/Makefile.in
+++ /dev/null
@@ -1,612 +0,0 @@
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-	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
-	  else \
-	    test -f "$(distdir)/$$file" \
-	    || cp -p $$d/$$file "$(distdir)/$$file" \
-	    || exit 1; \
-	  fi; \
-	done
-check-am: all-am
-	$(MAKE) $(AM_MAKEFLAGS) check-TESTS
-check: check-am
-all-am: Makefile $(PROGRAMS)
-installdirs:
-install: install-am
-install-exec: install-exec-am
-install-data: install-data-am
-uninstall: uninstall-am
-
-install-am: all-am
-	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
-
-installcheck: installcheck-am
-install-strip:
-	$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
-	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
-	  `test -z '$(STRIP)' || \
-	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
-mostlyclean-generic:
-
-clean-generic:
-
-distclean-generic:
-	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
-
-maintainer-clean-generic:
-	@echo "This command is intended for maintainers to use"
-	@echo "it deletes files that may require special tools to rebuild."
-clean: clean-am
-
-clean-am: clean-generic clean-libtool clean-noinstPROGRAMS \
-	mostlyclean-am
-
-distclean: distclean-am
-	-rm -f Makefile
-distclean-am: clean-am distclean-compile distclean-generic \
-	distclean-tags
-
-dvi: dvi-am
-
-dvi-am:
-
-html: html-am
-
-html-am:
-
-info: info-am
-
-info-am:
-
-install-data-am:
-
-install-dvi: install-dvi-am
-
-install-dvi-am:
-
-install-exec-am:
-
-install-html: install-html-am
-
-install-html-am:
-
-install-info: install-info-am
-
-install-info-am:
-
-install-man:
-
-install-pdf: install-pdf-am
-
-install-pdf-am:
-
-install-ps: install-ps-am
-
-install-ps-am:
-
-installcheck-am:
-
-maintainer-clean: maintainer-clean-am
-	-rm -f Makefile
-maintainer-clean-am: distclean-am maintainer-clean-generic
-
-mostlyclean: mostlyclean-am
-
-mostlyclean-am: mostlyclean-compile mostlyclean-generic \
-	mostlyclean-libtool
-
-pdf: pdf-am
-
-pdf-am:
-
-ps: ps-am
-
-ps-am:
-
-uninstall-am:
-
-.MAKE: check-am install-am install-strip
-
-.PHONY: CTAGS GTAGS all all-am check check-TESTS check-am clean \
-	clean-generic clean-libtool clean-noinstPROGRAMS ctags \
-	distclean distclean-compile distclean-generic \
-	distclean-libtool distclean-tags distdir dvi dvi-am html \
-	html-am info info-am install install-am install-data \
-	install-data-am install-dvi install-dvi-am install-exec \
-	install-exec-am install-html install-html-am install-info \
-	install-info-am install-man install-pdf install-pdf-am \
-	install-ps install-ps-am install-strip installcheck \
-	installcheck-am installdirs maintainer-clean \
-	maintainer-clean-generic mostlyclean mostlyclean-compile \
-	mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \
-	tags uninstall uninstall-am
-
-
-# The following rule is necessary to avoid a toplevel "make -n" failure.
-../src/libsigsegv.la :
-	cd ../src && $(MAKE) libsigsegv.la
-
-# Tell versions [3.59,3.63) of GNU make to not export all variables.
-# Otherwise a system limit (for SysV at least) may be exceeded.
-.NOEXPORT:
diff --git a/libsigsegv/tests/mmaputil.h b/libsigsegv/tests/mmaputil.h
deleted file mode 100644
index 707b34c5..00000000
--- a/libsigsegv/tests/mmaputil.h
+++ /dev/null
@@ -1,105 +0,0 @@
-/* Some auxiliary stuff for using mmap & friends.
-   Copyright (C) 2002-2003  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.  */
-
-#if defined _WIN32 && !defined __CYGWIN__
-# define HAVE_WIN32_VM
-#else
-# include "config.h"
-#endif
-
-#ifdef HAVE_WIN32_VM
-
-/* ------------------------ Windows ------------------------ */
-
-#define WIN32_LEAN_AND_MEAN /* avoid including junk */
-#include <windows.h>
-#include <winerror.h>
-#define PROT_NONE  PAGE_NOACCESS
-#define PROT_READ  PAGE_READONLY
-#define PROT_READ_WRITE PAGE_READWRITE
-
-static void *
-mmap_zeromap (void *map_addr_hint, unsigned long map_len)
-{
-  if (VirtualAlloc ((void *)((unsigned long) map_addr_hint & -0x10000),
-                    (((unsigned long) map_addr_hint + map_len - 1) | 0xffff) + 1
-                    - ((unsigned long) map_addr_hint & -0x10000),
-                    MEM_RESERVE, PAGE_NOACCESS)
-      && VirtualAlloc (map_addr_hint, map_len, MEM_COMMIT, PAGE_READWRITE))
-    return map_addr_hint;
-  else
-    return (void *)(-1);
-}
-
-int munmap (void *addr, unsigned long len)
-{
-  if (VirtualFree (addr, len, MEM_DECOMMIT))
-    return 0;
-  else
-    return -1;
-}
-
-int mprotect (void *addr, unsigned long len, int prot)
-{
-  DWORD oldprot;
-
-  if (VirtualProtect (addr, len, prot, &oldprot))
-    return 0;
-  else
-    return -1;
-}
-
-#else
-
-/* ------------------------ Unix ------------------------ */
-
-#include <sys/types.h>
-#include <sys/mman.h>
-
-#ifndef PROT_NONE
-# define PROT_NONE 0
-#endif
-#define PROT_READ_WRITE  (PROT_READ|PROT_WRITE)
-
-#if HAVE_MMAP_ANON
-# define zero_fd -1
-# define map_flags MAP_ANON | MAP_PRIVATE
-#elif HAVE_MMAP_ANONYMOUS
-# define zero_fd -1
-# define map_flags MAP_ANONYMOUS | MAP_PRIVATE
-#elif HAVE_MMAP_DEVZERO
-# include <fcntl.h>
-# ifndef MAP_FILE
-#  define MAP_FILE 0
-# endif
-static int zero_fd;
-# define map_flags MAP_FILE | MAP_PRIVATE
-#endif
-
-static void *
-mmap_zeromap (void *map_addr_hint, unsigned long map_len)
-{
-#ifdef __hpux
-  /* HP-UX 10 mmap() often fails when given a hint.  So give the OS complete
-     freedom about the address range.  */
-  return (void *) mmap ((void *) 0,    map_len, PROT_READ_WRITE, map_flags, zero_fd, 0);
-#else
-  return (void *) mmap (map_addr_hint, map_len, PROT_READ_WRITE, map_flags, zero_fd, 0);
-#endif
-}
-
-#endif
diff --git a/libsigsegv/tests/sigsegv1.c b/libsigsegv/tests/sigsegv1.c
deleted file mode 100644
index ce006428..00000000
--- a/libsigsegv/tests/sigsegv1.c
+++ /dev/null
@@ -1,111 +0,0 @@
-/* Test that the handler is called, with the right fault address.
-   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
-
-#include "mmaputil.h"
-#include <stdlib.h>
-
-unsigned long page;
-
-volatile int handler_called = 0;
-
-int
-handler (void *fault_address, int serious)
-{
-  handler_called++;
-  if (handler_called > 10)
-    abort ();
-  if (fault_address != (void *)(page + 0x678))
-    abort ();
-  if (mprotect ((void *) page, 0x4000, PROT_READ_WRITE) == 0)
-    return 1;
-  return 0;
-}
-
-void
-crasher (unsigned long p)
-{
-  *(volatile int *) (p + 0x678) = 42;
-}
-
-int
-main ()
-{
-  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);
-    }
-  /* Test whether it's possible to make it read-write after it was read-only.
-     This is not possible on Cygwin.  */
-  if (mprotect ((void *) page, 0x4000, PROT_READ_WRITE) < 0
-      || mprotect ((void *) page, 0x4000, PROT_READ) < 0)
-    {
-      fprintf (stderr, "mprotect failed.\n");
-      exit (2);
-    }
-
-  /* Install the SIGSEGV handler.  */
-  sigsegv_install_handler (&handler);
-
-  /* The first write access should invoke the handler and then complete.  */
-  crasher (page);
-  /* The second write access should not invoke the handler.  */
-  crasher (page);
-
-  /* Check that the handler was called only once.  */
-  if (handler_called != 1)
-    exit (1);
-  /* Test passed!  */
-  printf ("Test passed.\n");
-  return 0;
-}
-
-#else
-
-int
-main ()
-{
-  return 77;
-}
-
-#endif
diff --git a/libsigsegv/tests/sigsegv2.c b/libsigsegv/tests/sigsegv2.c
deleted file mode 100644
index 39961a6a..00000000
--- a/libsigsegv/tests/sigsegv2.c
+++ /dev/null
@@ -1,150 +0,0 @@
-/* Test the dispatcher.
-   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
-
-#include "mmaputil.h"
-#include <stdlib.h>
-
-static sigsegv_dispatcher dispatcher;
-
-static volatile unsigned int logcount = 0;
-static volatile unsigned long logdata[10];
-
-static int
-area_handler (void *fault_address, void *user_arg)
-{
-  unsigned long area = *(unsigned long *)user_arg;
-  logdata[logcount++] = area;
-  if (logcount >= sizeof (logdata) / sizeof (logdata[0]))
-    abort ();
-  if (!((unsigned long)fault_address >= area
-        && (unsigned long)fault_address - area < 0x4000))
-    abort ();
-  if (mprotect ((void *) area, 0x4000, PROT_READ_WRITE) == 0)
-    return 1;
-  return 0;
-}
-
-static int
-handler (void *fault_address, int serious)
-{
-  return sigsegv_dispatch (&dispatcher, fault_address);
-}
-
-static void
-barrier ()
-{
-}
-
-int
-main ()
-{
-  void *p;
-  unsigned long area1;
-  unsigned long area2;
-  unsigned long area3;
-
-  /* Preparations.  */
-#if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
-  zero_fd = open ("/dev/zero", O_RDONLY, 0644);
-#endif
-  sigsegv_init (&dispatcher);
-  sigsegv_install_handler (&handler);
-
-  /* Setup some mmaped memory.  */
-
-  p = mmap_zeromap ((void *) 0x12340000, 0x4000);
-  if (p == (void *)(-1))
-    {
-      fprintf (stderr, "mmap_zeromap failed.\n");
-      exit (2);
-    }
-  area1 = (unsigned long) p;
-  sigsegv_register (&dispatcher, (void *) area1, 0x4000, &area_handler, &area1);
-  if (mprotect ((void *) area1, 0x4000, PROT_NONE) < 0)
-    {
-      fprintf (stderr, "mprotect failed.\n");
-      exit (2);
-    }
-
-  p = mmap_zeromap ((void *) 0x0BEE0000, 0x4000);
-  if (p == (void *)(-1))
-    {
-      fprintf (stderr, "mmap_zeromap failed.\n");
-      exit (2);
-    }
-  area2 = (unsigned long) p;
-  sigsegv_register (&dispatcher, (void *) area2, 0x4000, &area_handler, &area2);
-  if (mprotect ((void *) area2, 0x4000, PROT_READ) < 0)
-    {
-      fprintf (stderr, "mprotect failed.\n");
-      exit (2);
-    }
-  if (mprotect ((void *) area2, 0x4000, PROT_READ_WRITE) < 0
-      || mprotect ((void *) area2, 0x4000, PROT_READ) < 0)
-    {
-      fprintf (stderr, "mprotect failed.\n");
-      exit (2);
-    }
-
-  p = mmap_zeromap ((void *) 0x06990000, 0x4000);
-  if (p == (void *)(-1))
-    {
-      fprintf (stderr, "mmap_zeromap failed.\n");
-      exit (2);
-    }
-  area3 = (unsigned long) p;
-  sigsegv_register (&dispatcher, (void *) area3, 0x4000, &area_handler, &area3);
-  mprotect ((void *) area3, 0x4000, PROT_READ);
-
-  /* This access should call the handler.  */
-  ((volatile int *)area2)[230] = 22;
-  /* This access should call the handler.  */
-  ((volatile int *)area3)[412] = 33;
-  /* This access should not give a signal.  */
-  ((volatile int *)area2)[135] = 22;
-  /* This access should call the handler.  */
-  ((volatile int *)area1)[612] = 11;
-
-  barrier();
-
-  /* Check that the handler was called three times.  */
-  if (logcount != 3)
-    exit (1);
-  if (!(logdata[0] == area2 && logdata[1] == area3 && logdata[2] == area1))
-    exit (1);
-  printf ("Test passed.\n");
-  return 0;
-}
-
-#else
-
-int
-main ()
-{
-  return 77;
-}
-
-#endif
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
diff --git a/libsigsegv/tests/stackoverflow1.c b/libsigsegv/tests/stackoverflow1.c
deleted file mode 100644
index 0970e794..00000000
--- a/libsigsegv/tests/stackoverflow1.c
+++ /dev/null
@@ -1,147 +0,0 @@
-/* Test the stack overflow handler.
-   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>
-#include <limits.h>
-
-#if HAVE_STACK_OVERFLOW_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 <stddef.h> /* needed for NULL on SunOS4 */
-#include <stdlib.h> /* for abort, exit */
-#include <signal.h>
-#include <setjmp.h>
-#if HAVE_SETRLIMIT
-# include <sys/types.h>
-# include <sys/time.h>
-# include <sys/resource.h>
-#endif
-#ifndef SIGSTKSZ
-# define SIGSTKSZ 16384
-#endif
-
-jmp_buf mainloop;
-sigset_t mainsigset;
-
-volatile int pass = 0;
-
-volatile char *stack_lower_bound;
-volatile char *stack_upper_bound;
-
-static void
-stackoverflow_handler_continuation (void *arg1, void *arg2, void *arg3)
-{
-  int arg = (int) (long) arg1;
-  longjmp (mainloop, arg);
-}
-
-void
-stackoverflow_handler (int emergency, stackoverflow_context_t scp)
-{
-  char dummy;
-  volatile char *addr = &dummy;
-  if (!(addr >= stack_lower_bound && addr <= stack_upper_bound))
-    abort ();
-  pass++;
-  printf ("Stack overflow %d caught.\n", pass);
-  sigprocmask (SIG_SETMASK, &mainsigset, NULL);
-  sigsegv_leave_handler (stackoverflow_handler_continuation,
-                         (void *) (long) (emergency ? -1 : pass), NULL, NULL);
-}
-
-volatile int *
-recurse_1 (int n, volatile int *p)
-{
-  if (n < INT_MAX)
-    *recurse_1 (n + 1, p) += n;
-  return p;
-}
-
-int
-recurse (volatile int n)
-{
-  return *recurse_1 (n, &n);
-}
-
-int
-main ()
-{
-  /* glibc says: Users should use SIGSTKSZ as the size of user-supplied
-     buffers.  */
-  char mystack[SIGSTKSZ];
-  sigset_t emptyset;
-
-#if HAVE_SETRLIMIT && defined RLIMIT_STACK
-  /* Before starting the endless recursion, try to be friendly to the user's
-     machine.  On some Linux 2.2.x systems, there is no stack limit for user
-     processes at all.  We don't want to kill such systems.  */
-  struct rlimit rl;
-  rl.rlim_cur = rl.rlim_max = 0x100000; /* 1 MB */
-  setrlimit (RLIMIT_STACK, &rl);
-#endif
-
-  /* Install the stack overflow handler.  */
-  if (stackoverflow_install_handler (&stackoverflow_handler,
-                                     mystack, sizeof (mystack))
-      < 0)
-    exit (2);
-  stack_lower_bound = mystack;
-  stack_upper_bound = mystack + sizeof (mystack) - 1;
-
-  /* Save the current signal mask.  */
-  sigemptyset (&emptyset);
-  sigprocmask (SIG_BLOCK, &emptyset, &mainsigset);
-
-  /* Provoke two stack overflows in a row.  */
-  switch (setjmp (mainloop))
-    {
-    case -1:
-      printf ("emergency exit\n"); exit (1);
-    case 0: case 1:
-      printf ("Starting recursion pass %d.\n", pass + 1);
-      recurse (0);
-      printf ("no endless recursion?!\n"); exit (1);
-    case 2:
-      break;
-    default:
-      abort ();
-    }
-
-  printf ("Test passed.\n");
-  exit (0);
-}
-
-#else
-
-int
-main ()
-{
-  return 77;
-}
-
-#endif
diff --git a/libsigsegv/tests/stackoverflow2.c b/libsigsegv/tests/stackoverflow2.c
deleted file mode 100644
index 2475bf21..00000000
--- a/libsigsegv/tests/stackoverflow2.c
+++ /dev/null
@@ -1,198 +0,0 @@
-/* Test that stack overflow and SIGSEGV are correctly distinguished.
-   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>
-#include <limits.h>
-
-#if HAVE_STACK_OVERFLOW_RECOVERY && 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 <stddef.h> /* needed for NULL on SunOS4 */
-#include <stdlib.h> /* for abort, exit */
-#include <signal.h>
-#include <setjmp.h>
-#if HAVE_SETRLIMIT
-# include <sys/types.h>
-# include <sys/time.h>
-# include <sys/resource.h>
-#endif
-#ifndef SIGSTKSZ
-# define SIGSTKSZ 16384
-#endif
-
-jmp_buf mainloop;
-sigset_t mainsigset;
-
-volatile int pass = 0;
-unsigned long page;
-
-static void
-stackoverflow_handler_continuation (void *arg1, void *arg2, void *arg3)
-{
-  int arg = (int) (long) arg1;
-  longjmp (mainloop, arg);
-}
-
-void
-stackoverflow_handler (int emergency, stackoverflow_context_t scp)
-{
-  pass++;
-  if (pass <= 2)
-    printf ("Stack overflow %d caught.\n", pass);
-  else
-    {
-      printf ("Segmentation violation misdetected as stack overflow.\n");
-      exit (1);
-    }
-  sigprocmask (SIG_SETMASK, &mainsigset, NULL);
-  sigsegv_leave_handler (stackoverflow_handler_continuation,
-                         (void *) (long) (emergency ? -1 : pass), NULL, NULL);
-}
-
-int
-sigsegv_handler (void *address, int emergency)
-{
-  /* This test is necessary to distinguish stack overflow and SIGSEGV.  */
-  if (!emergency)
-    return 0;
-
-  pass++;
-  if (pass <= 2)
-    {
-      printf ("Stack overflow %d missed.\n", pass);
-      exit (1);
-    }
-  else
-    printf ("Segmentation violation correctly detected.\n");
-  sigprocmask (SIG_SETMASK, &mainsigset, NULL);
-  return sigsegv_leave_handler (stackoverflow_handler_continuation,
-                                (void *) (long) pass, NULL, NULL);
-}
-
-volatile int *
-recurse_1 (int n, volatile int *p)
-{  
-  if (n < INT_MAX)
-    *recurse_1 (n + 1, p) += n;
-  return p;
-}
-
-int
-recurse (volatile int n)
-{
-  return *recurse_1 (n, &n);
-}
-
-int
-main ()
-{
-  /* glibc says: Users should use SIGSTKSZ as the size of user-supplied
-     buffers.  */
-  char mystack[SIGSTKSZ];
-  sigset_t emptyset;
-  void *p;
-
-#if HAVE_SETRLIMIT && defined RLIMIT_STACK
-  /* Before starting the endless recursion, try to be friendly to the user's
-     machine.  On some Linux 2.2.x systems, there is no stack limit for user
-     processes at all.  We don't want to kill such systems.  */
-  struct rlimit rl;
-  rl.rlim_cur = rl.rlim_max = 0x100000; /* 1 MB */
-  setrlimit (RLIMIT_STACK, &rl);
-#endif
-
-  /* Install the stack overflow handler.  */
-  if (stackoverflow_install_handler (&stackoverflow_handler,
-                                     mystack, sizeof (mystack))
-      < 0)
-    exit (2);
-
-  /* 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 (&sigsegv_handler) < 0)
-    exit (2);
-
-  /* Save the current signal mask.  */
-  sigemptyset (&emptyset);
-  sigprocmask (SIG_BLOCK, &emptyset, &mainsigset);
-
-  /* Provoke two stack overflows in a row.  */
-  switch (setjmp (mainloop))
-    {
-    case -1:
-      printf ("emergency exit\n"); exit (1);
-    case 0: case 1:
-      printf ("Starting recursion pass %d.\n", pass + 1);
-      recurse (0);
-      printf ("no endless recursion?!\n"); exit (1);
-    case 2:
-      *(volatile int *) (page + 0x678) = 42;
-      break;
-    case 3:
-      *(volatile int *) 0 = 42;
-      break;
-    case 4:
-      break;
-    default:
-      abort ();
-    }
-
-  printf ("Test passed.\n");
-  exit (0);
-}
-
-#else
-
-int
-main ()
-{
-  return 77;
-}
-
-#endif