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Restore code to disable crash catcher on older OS X systems

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49568 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman 2008-04-12 00:47:46 +00:00
parent 97b8c40d09
commit e956398cf1
1 changed files with 25 additions and 1 deletions
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26
lib/System/Unix/Process.inc
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@ -123,6 +123,10 @@ int Process::GetCurrentGroupId() {
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.
@ -134,7 +138,27 @@ void Process::PreventCoreFiles() {
#endif
#ifdef HAVE_MACH_MACH_H
// Disable crash reporting on Mac OS X.
// Disable crash reporting on Mac OS X 10.0-10.4
// 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 10.5
signal(SIGABRT, _exit);
signal(SIGILL, _exit);
signal(SIGFPE, _exit);