Break into the debugger if we have a stack dump and are currently debugging.

base/process_util_posix.cc

Index: base/process_util_posix.cc
diff --git a/base/process_util_posix.cc b/base/process_util_posix.cc
index 1ea90c3dd4fb844cfa9e37a6a387a0a3400a815a..287f5c786d389166bd68d1bdf2bcd6d14fa52cfc 100644
--- a/base/process_util_posix.cc
+++ b/base/process_util_posix.cc
@@ -18,6 +18,7 @@
 
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
+#include "base/debug/debugger.h"
 #include "base/debug/stack_trace.h"
 #include "base/dir_reader_posix.h"
 #include "base/eintr_wrapper.h"
@@ -105,6 +106,9 @@ int WaitpidWithTimeout(ProcessHandle handle, int64 wait_milliseconds,
 }
 
 void StackDumpSignalHandler(int signal, siginfo_t* info, ucontext_t* context) {
+  if (debug::BeingDebugged())

[Evan Martin, 2011/06/10 16:39:05]

Does this work?  I thought we didn't implement this function.

[Sheridan Rawlins, 2011/06/10 23:02:58]

It is implemented, and worked for me.

On 2011/06/10 16:39:05, Evan Martin wrote:

+    debug::BreakDebugger();
+
   LOG(ERROR) << "Received signal " << signal;
   debug::StackTrace().PrintBacktrace();