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Use regular backtrace for Mac on signals as well.

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This commit is contained in:
Christoffer Lerno
2023-09-22 01:12:33 +02:00
parent c4228e08c5
commit 8dad8f2b1c
7 changed files with 70 additions and 17 deletions
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27
lib/std/core/builtin.c3
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@@ -91,9 +91,9 @@ struct CallstackElement
fn bool print_backtrace(String message, int backtraces_to_ignore) @if(env::DARWIN)
{
@stack_mem(4096; Allocator *mem)
@pool()
{
BacktraceList! backtrace = darwin::backtrace_load(mem);
BacktraceList! backtrace = darwin::backtrace_load(mem::temp());
if (catch backtrace) return false;
if (backtrace.len() <= backtraces_to_ignore) return false;
(void)io::stderr().print("\nERROR: '");
@@ -391,13 +391,32 @@ SignalFunction old_segmentation_fault;
fn void sig_bus_error(CInt i)
{
sig_panic("Illegal memory access.");
$if !env::DARWIN:
sig_panic("Illegal memory access.");
$else
$if $defined(io::stderr) && $defined(Stream.printf):
if (!print_backtrace("Illegal memory access.", 1))
{
(void)io::stderr().printn("\nERROR: 'Illegal memory access'.");
}
$endif
$endif
$$trap();
}
fn void sig_segmentation_fault(CInt i)
{
sig_panic("Out of bounds memory access.");
$if !env::DARWIN:
sig_panic("Out of bounds memory access.");
$else
$if $defined(io::stderr) && $defined(Stream.printf):
if (!print_backtrace("Out of bounds memory access.", 1))
{
(void)io::stderr().printn("\nERROR: Memory error without backtrace, possible stack overflow.");
}
$endif
$endif
$$trap();
}
fn void install_signal_handler(CInt signal, SignalFunction func) @local