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I need some debugging help on the heap

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This commit is contained in:
David Rose 2002-04-12 23:04:35 +00:00
parent 309840d086
commit eaa5a0cdd8
1 changed files with 28 additions and 2 deletions
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30
dtool/src/interrogatedb/config_interrogatedb.cxx
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@ -34,12 +34,38 @@ ConfigureFn(config_interrogatedb) {
// interrogate_request_library("types");
#ifdef USE_WIN32_DBGHEAP
if(!config_interrogatedb.GetBool("use-win32-dbgheap", false)) {
string use_win32_dbgheap_str = config_interrogatedb.GetString("use-win32-dbgheap", "");
bool win32_report_leaks = config_interrogatedb.GetBool("win32-report-leaks", false);
int dbg_flags = _CrtSetDbgFlag( _CRTDBG_REPORT_FLAG );
if (use_win32_dbgheap_str == "full") {
// "full" means check the heap after *every* alloc/dealloc.
// Expensive.
dbg_flags |= (_CRTDBG_ALLOC_MEM_DF | _CRTDBG_CHECK_ALWAYS_DF |
_CRTDBG_CHECK_CRT_DF);
} else {
// Otherwise, it's a bool flag. true means check the heap
// normally, false means don't do any debug checking.
bool use_win32_dbgheap_bool = config_interrogatedb.GetBool("use-win32-dbgheap", false);
if (!use_win32_dbgheap_bool) {
// deflt disable complete heap verify every 1024 allocations (VC7 deflt).
// With vc7 stl small-string-optimization causing more allocs,
// this can cause order-of-magnitude slowdowns in dbg builds
::_CrtSetDbgFlag(0x0);
dbg_flags = 0;
}
}
if (win32_report_leaks) {
// Report memory still allocated at program termination. Not sure
// how useful this is, as many things get allocated once and never
// freed, but they aren't really leaks.
dbg_flags |= _CRTDBG_LEAK_CHECK_DF;
}
_CrtSetDbgFlag(dbg_flags);
#endif
}