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2008-08-09 18:07 UTC+0200 Przemyslaw Czerpak (druzus/at/priv.onet.pl)

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* harbour/source/vm/extrap.c
    * use static buffer for signal alternative stack so it will not
      have to be deallocated for clean application exit
This commit is contained in:
Przemyslaw Czerpak
2008-08-09 16:08:04 +00:00
parent 600a663e84
commit 37b2c8bbd7
2 changed files with 16 additions and 2 deletions
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5
harbour/ChangeLog
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@@ -8,6 +8,11 @@
2008-12-31 13:59 UTC+0100 Foo Bar <foo.bar@foobar.org>
*/
2008-08-09 18:07 UTC+0200 Przemyslaw Czerpak (druzus/at/priv.onet.pl)
* harbour/source/vm/extrap.c
* use static buffer for signal alternative stack so it will not
have to be deallocated for clean application exit
2008-08-09 18:00 UTC+0200 Viktor Szakats (harbour.01 syenar hu)
* make_gnu_os2.cmd
* Minor formatting.

13
harbour/source/vm/extrap.c
View File

@@ -80,6 +80,10 @@
# endif
#endif
#if defined( HB_SIGNAL_EXCEPTION_HANDLER )
static BYTE * s_signal_stack[ SIGSTKSZ ];
#endif
#if defined(HB_OS_WIN_32) && !defined(HB_WINCE)
LONG WINAPI hb_win32ExceptionHandler( struct _EXCEPTION_POINTERS * pExceptionInfo )
@@ -323,7 +327,7 @@ void hb_vmSetExceptionHandler( void )
#elif defined( HB_SIGNAL_EXCEPTION_HANDLER )
{
stack_t ss;
ss.ss_sp = ( void * ) hb_xgrab( SIGSTKSZ );
ss.ss_sp = ( void * ) s_signal_stack;
ss.ss_size = SIGSTKSZ;
ss.ss_flags = 0;
/* set alternative stack for SIGSEGV executed on stack overflow */
@@ -358,6 +362,10 @@ void hb_vmUnsetExceptionHandler( void )
}
#elif defined( HB_SIGNAL_EXCEPTION_HANDLER )
{
/* we are using static buffer for alternative stack so we do not
* have to deallocate it to free the memory on application exit
*/
#if 0
stack_t ss, oss;
ss.ss_sp = NULL;
ss.ss_size = SIGSTKSZ;
@@ -366,8 +374,9 @@ void hb_vmUnsetExceptionHandler( void )
if( sigaltstack( &ss, &oss ) == 0 )
{
if( oss.ss_sp && SS_DISABLE )
hb_xfree( oss.ss_sp );
free( oss.ss_sp );
}
#endif
}
#endif
}