path: root/dev-libs/libsigsegv/files/libsigsegv-2.2-ppc-macos.patch

--- libsigsegv-2.2/configure.orig	2005-09-02 09:57:18.000000000 +0200
+++ libsigsegv-2.2/configure	2005-09-02 09:58:06.000000000 +0200
@@ -22882,206 +22882,6 @@
 echo "${ECHO_T}$sv_cv_fault_macosdarwin7_ppc" >&6
 
 
-if test "$sv_cv_fault_macosdarwin7_ppc" != yes; then
-
-
-
-
-  echo "$as_me:$LINENO: checking whether a fault handler according to MacOSX/Darwin5 PowerPC works" >&5
-echo $ECHO_N "checking whether a fault handler according to MacOSX/Darwin5 PowerPC works... $ECHO_C" >&6
-if test "${sv_cv_fault_macosdarwin5_ppc+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-
-    if test "$cross_compiling" = yes; then
-  case "$host" in
-         powerpc-*-darwin5*) sv_cv_fault_macosdarwin5_ppc=yes ;;
-         *)
-           cat >conftest.$ac_ext <<_ACEOF
-
-             /* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-
-#include <signal.h>
-#include "$srcdir/src/fault-macosdarwin5-powerpc.c"
-void sigsegv_handler (int sig, int code, struct sigcontext *scp)
-{
-  void *fault_address = (void *) (get_fault_addr (scp));
-}
-
-int
-main ()
-{
-struct sigaction action;
-
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  sv_cv_fault_macosdarwin5_ppc="guessing no"
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-sv_cv_fault_macosdarwin5_ppc=no
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-           ;;
-       esac
-
-else
-  cat >conftest.$ac_ext <<_ACEOF
-
-      /* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-
-#include <stdlib.h>
-#include <signal.h>
-#if HAVE_SYS_SIGNAL_H
-# include <sys/signal.h>
-#endif
-#include "$srcdir/src/fault-macosdarwin5-powerpc.c"
-#include <sys/types.h>
-#include <sys/mman.h>
-#if HAVE_MMAP_DEVZERO
-# include <fcntl.h>
-# ifndef MAP_FILE
-#  define MAP_FILE 0
-# endif
-#endif
-#ifndef PROT_NONE
-# define PROT_NONE 0
-#endif
-#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
-static int zero_fd;
-# define map_flags MAP_FILE | MAP_PRIVATE
-#endif
-unsigned long page;
-int handler_called = 0;
-void sigsegv_handler (int sig, int code, struct sigcontext *scp)
-{
-  void *fault_address = (void *) (get_fault_addr (scp));
-  handler_called++;
-  if (handler_called == 10)
-    exit (4);
-  if (fault_address != (void*)(page + 0x678))
-    exit (3);
-  if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
-    exit (2);
-}
-void crasher (unsigned long p)
-{
-  *(int *) (p + 0x678) = 42;
-}
-int main ()
-{
-  void *p;
-  struct sigaction action;
-  /* Preparations.  */
-#if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
-  zero_fd = open ("/dev/zero", O_RDONLY, 0644);
-#endif
-  /* Setup some mmaped memory.  */
-#ifdef __hpux
-  /* HP-UX 10 mmap() often fails when given a hint.  So give the OS complete
-     freedom about the address range.  */
-  p = mmap ((void *) 0,          0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
-#else
-  p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
-#endif
-  if (p == (void *)(-1))
-    exit (2);
-  page = (unsigned long) p;
-  /* Make it read-only.  */
-  if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
-    exit (2);
-  /* Install the SIGSEGV handler.  */
-  sigemptyset(&action.sa_mask);
-
-  action.sa_handler = (void (*) (int)) &sigsegv_handler;
-  action.sa_flags = 0;
-
-  sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
-  sigaction (SIGBUS, &action, (struct sigaction *) NULL);
-  /* 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!  */
-  return 0;
-}
-_ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  sv_cv_fault_macosdarwin5_ppc=yes
-else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-( exit $ac_status )
-sv_cv_fault_macosdarwin5_ppc=no
-fi
-rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
-fi
-
-fi
-echo "$as_me:$LINENO: result: $sv_cv_fault_macosdarwin5_ppc" >&5
-echo "${ECHO_T}$sv_cv_fault_macosdarwin5_ppc" >&6
-
-fi
-
-
-
-
-
   echo "$as_me:$LINENO: checking whether a fault handler according to Hurd works" >&5
 echo $ECHO_N "checking whether a fault handler according to Hurd works... $ECHO_C" >&6
 if test "${sv_cv_fault_hurd+set}" = set; then