[llvm-commits] [llvm] r49000 - /llvm/trunk/lib/System/Unix/Process.inc

[Christopher Lamb]

Hi Nate,

This broke turning off crash dumping on my system, the previous code  
seemed to work fine. I'm running OS X 10.4.11.
--
Chris

On Mar 31, 2008, at 3:19 PM, Nate Begeman wrote:

> Author: sampo
> Date: Mon Mar 31 17:19:25 2008
> New Revision: 49000
>
> URL: http://llvm.org/viewvc/llvm-project?rev=49000&view=rev
> Log:
> Actually disable crash reporting on Mac OS X, returning bugpoint to  
> speedy
> crash miscompilations.
>
> Modified:
>     llvm/trunk/lib/System/Unix/Process.inc
>
> Modified: llvm/trunk/lib/System/Unix/Process.inc
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/System/Unix/ 
> Process.inc?rev=49000&r1=48999&r2=49000&view=diff
>
> ====================================================================== 
> ========
> --- llvm/trunk/lib/System/Unix/Process.inc (original)
> +++ llvm/trunk/lib/System/Unix/Process.inc Mon Mar 31 17:19:25 2008
> @@ -123,10 +123,6 @@
>    return getgid();
>  }
>
> -#ifdef HAVE_MACH_MACH_H
> -#include <mach/mach.h>
> -#endif
> -
>  // Some LLVM programs such as bugpoint produce core files as a  
> normal part of
>  // their operation. To prevent the disk from filling up, this  
> function
>  // does what's necessary to prevent their generation.
> @@ -138,25 +134,12 @@
>  #endif
>
>  #ifdef HAVE_MACH_MACH_H
> -  // Disable crash reporting on Mac OS/X.
> -
> -  // get information about the original set of exception ports for  
> the task
> -  mach_msg_type_number_t Count = 0;
> -  exception_mask_t OriginalMasks[EXC_TYPES_COUNT];
> -  exception_port_t OriginalPorts[EXC_TYPES_COUNT];
> -  exception_behavior_t OriginalBehaviors[EXC_TYPES_COUNT];
> -  thread_state_flavor_t OriginalFlavors[EXC_TYPES_COUNT];
> -  kern_return_t err =
> -    task_get_exception_ports(mach_task_self(), EXC_MASK_ALL,  
> OriginalMasks,
> -                             &Count, OriginalPorts,  
> OriginalBehaviors,
> -                             OriginalFlavors);
> -  if (err == KERN_SUCCESS) {
> -    // replace each with MACH_PORT_NULL.
> -    for (unsigned i = 0; i != Count; ++i)
> -      task_set_exception_ports(mach_task_self(), OriginalMasks[i],
> -                               MACH_PORT_NULL, OriginalBehaviors[i],
> -                               OriginalFlavors[i]);
> -  }
> +  // Disable crash reporting on Mac OS X.
> +  signal(SIGABRT, _exit);
> +  signal(SIGILL,  _exit);
> +  signal(SIGFPE,  _exit);
> +  signal(SIGSEGV, _exit);
> +  signal(SIGBUS,  _exit);
>  #endif
>  }
>
>
>
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--
Christopher Lamb



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