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mingw doesn't support the official debug API.

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Old versions of the C runtime somehow get loaded into the process.  Make
sure they aren't searched for symbols.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19141 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jeff Cohen
2004-12-25 04:50:17 +00:00
parent a4c9751265
commit c2b9162e5d
2 changed files with 56 additions and 18 deletions
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37
lib/System/Win32/DynamicLibrary.cpp
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@@ -7,12 +7,17 @@
//
//===----------------------------------------------------------------------===//
//
// This file provides the Win32 specific implementation of DynamicLibrary.
// This file provides the Win32 specific implementation of DynamicLibrary.
//
//===----------------------------------------------------------------------===//
#include "Win32.h"
#ifdef __MINGW
#include <imagehlp.h>
#else
#include <dbghelp.h>
#endif
#pragma comment(lib, "dbghelp.lib")
@@ -26,13 +31,27 @@ using namespace sys;
static std::vector<HMODULE> OpenedHandles;
BOOL CALLBACK ELM_Callback(PSTR ModuleName,
ULONG ModuleBase,
ULONG ModuleSize,
PVOID UserContext)
{
OpenedHandles.push_back((HMODULE)ModuleBase);
return TRUE;
extern "C" {
static BOOL CALLBACK ELM_Callback(PSTR ModuleName,
ULONG ModuleBase,
ULONG ModuleSize,
PVOID UserContext)
{
// Ignore VC++ runtimes prior to 7.1. Somehow some of them get loaded
// into the process.
if (stricmp(ModuleName, "msvci70") != 0 &&
stricmp(ModuleName, "msvcirt") != 0 &&
stricmp(ModuleName, "msvcp50") != 0 &&
stricmp(ModuleName, "msvcp60") != 0 &&
stricmp(ModuleName, "msvcp70") != 0 &&
stricmp(ModuleName, "msvcr70") != 0 &&
stricmp(ModuleName, "msvcrt") != 0 &&
stricmp(ModuleName, "msvcrt20") != 0 &&
stricmp(ModuleName, "msvcrt40") != 0) {
OpenedHandles.push_back((HMODULE)ModuleBase);
}
return TRUE;
}
}
DynamicLibrary::DynamicLibrary() : handle(0) {
@@ -83,7 +102,7 @@ void DynamicLibrary::LoadLibraryPermanently(const char* filename) {
EnumerateLoadedModules(GetCurrentProcess(), ELM_Callback, 0);
}
// Because we don't remember the handles, we will never free them; hence,
// Because we don't remember the handle, we will never free it; hence,
// it is loaded permanently.
}