rename SAL_DEBUG_TRACE to SAL_DEBUG_BACKTRACE

since "trace" is such a generic term, this makes it easier to actually find the feature when you need it.

And add feature to limit stack depth of the reported backtrace.

Change-Id: Iab3e4ceb2e8480e7b5e2b920eb6c5d7631e21c43
Reviewed-on: https://gerrit.libreoffice.org/31752
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Tested-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 3 insertions, 3 deletions

diff --git a/sal/osl/w32/backtrace.cxx b/sal/osl/w32/backtrace.cxx
index b618c6822c51..e4e71c26ba3c 100644
--- a/sal/osl/w32/backtrace.cxx
+++ b/sal/osl/w32/backtrace.cxx
@@ -17,15 +17,15 @@
 
 #include <rtl/ustrbuf.hxx>
 
-rtl_uString *osl_backtraceAsString()
+rtl_uString *osl_backtraceAsString(int maxNoStackFramesToDisplay)
 {
     OUStringBuffer aBuf;
 
     HANDLE hProcess = GetCurrentProcess();
     SymInitialize( hProcess, nullptr, true );
 
-    void * aStack[ 512 ];
-    sal_uInt32 nFrames = CaptureStackBackTrace( 0, 512, aStack, nullptr );
+    void * aStack[ maxNoStackFramesToDisplay ];
+    sal_uInt32 nFrames = CaptureStackBackTrace( 0, maxNoStackFramesToDisplay, aStack, nullptr );
 
     SYMBOL_INFO  * pSymbol;
     pSymbol = static_cast<SYMBOL_INFO *>(calloc( sizeof( SYMBOL_INFO ) + 1024 * sizeof( char ), 1 ));