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-rw-r--r--src/client/windows/handler/exception_handler.cc30
-rw-r--r--src/client/windows/handler/exception_handler.h12
-rw-r--r--src/processor/testdata/test_app.cc3
3 files changed, 33 insertions, 12 deletions
diff --git a/src/client/windows/handler/exception_handler.cc b/src/client/windows/handler/exception_handler.cc
index 0e6c43c9..cd1d7f26 100644
--- a/src/client/windows/handler/exception_handler.cc
+++ b/src/client/windows/handler/exception_handler.cc
@@ -62,6 +62,8 @@ ExceptionHandler::ExceptionHandler(const wstring &dump_path,
next_minidump_path_c_(NULL),
dbghelp_module_(NULL),
minidump_write_dump_(NULL),
+ rpcrt4_module_(NULL),
+ uuid_create_(NULL),
handler_types_(handler_types),
previous_filter_(NULL),
previous_pch_(NULL),
@@ -78,10 +80,6 @@ ExceptionHandler::ExceptionHandler(const wstring &dump_path,
previous_iph_ = NULL;
#endif // _MSC_VER >= 1400
- // set_dump_path calls UpdateNextID. This sets up all of the path and id
- // strings, and their equivalent c_str pointers.
- set_dump_path(dump_path);
-
// Set synchronization primitives and the handler thread. Each
// ExceptionHandler object gets its own handler thread because that's the
// only way to reliably guarantee sufficient stack space in an exception,
@@ -105,6 +103,19 @@ ExceptionHandler::ExceptionHandler(const wstring &dump_path,
GetProcAddress(dbghelp_module_, "MiniDumpWriteDump"));
}
+ // Load this library dynamically to not affect existing projects. Most
+ // projects don't link against this directly, it's usually dynamically
+ // loaded by dependent code.
+ rpcrt4_module_ = LoadLibrary(L"rpcrt4.dll");
+ if (rpcrt4_module_) {
+ uuid_create_ = reinterpret_cast<UuidCreate_type>(
+ GetProcAddress(rpcrt4_module_, "UuidCreate"));
+ }
+
+ // set_dump_path calls UpdateNextID. This sets up all of the path and id
+ // strings, and their equivalent c_str pointers.
+ set_dump_path(dump_path);
+
if (handler_types != HANDLER_NONE) {
if (!handler_stack_critical_section_initialized_) {
InitializeCriticalSection(&handler_stack_critical_section_);
@@ -140,6 +151,10 @@ ExceptionHandler::~ExceptionHandler() {
FreeLibrary(dbghelp_module_);
}
+ if (rpcrt4_module_) {
+ FreeLibrary(rpcrt4_module_);
+ }
+
if (handler_types_ != HANDLER_NONE) {
EnterCriticalSection(&handler_stack_critical_section_);
@@ -518,8 +533,11 @@ bool ExceptionHandler::WriteMinidumpWithException(
}
void ExceptionHandler::UpdateNextID() {
- GUID id;
- CoCreateGuid(&id);
+ assert(uuid_create_);
+ UUID id = {0};
+ if (uuid_create_) {
+ uuid_create_(&id);
+ }
next_minidump_id_ = GUIDString::GUIDToWString(&id);
next_minidump_id_c_ = next_minidump_id_.c_str();
diff --git a/src/client/windows/handler/exception_handler.h b/src/client/windows/handler/exception_handler.h
index 7d82564c..fc9af326 100644
--- a/src/client/windows/handler/exception_handler.h
+++ b/src/client/windows/handler/exception_handler.h
@@ -52,9 +52,6 @@
// ExceptionHandler *f = new ExceptionHandler(...);
// delete e;
// This will put the exception filter stack into an inconsistent state.
-//
-// To use this library in your project, you will need to link against
-// ole32.lib.
#ifndef CLIENT_WINDOWS_HANDLER_EXCEPTION_HANDLER_H__
#define CLIENT_WINDOWS_HANDLER_EXCEPTION_HANDLER_H__
@@ -62,10 +59,11 @@
#include <stdlib.h>
#include <Windows.h>
#include <DbgHelp.h>
+#include <rpc.h>
#pragma warning( push )
// Disable exception handler warnings.
-#pragma warning( disable : 4530 )
+#pragma warning( disable : 4530 )
#include <string>
#include <vector>
@@ -195,6 +193,9 @@ class ExceptionHandler {
CONST PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam,
CONST PMINIDUMP_CALLBACK_INFORMATION CallbackParam);
+ // Function pointer type for UuidCreate, which is looked up dynamically.
+ typedef RPC_STATUS (RPC_ENTRY *UuidCreate_type)(UUID *Uuid);
+
// Runs the main loop for the exception handler thread.
static DWORD WINAPI ExceptionHandlerThreadMain(void *lpParameter);
@@ -272,6 +273,9 @@ class ExceptionHandler {
HMODULE dbghelp_module_;
MiniDumpWriteDump_type minidump_write_dump_;
+ HMODULE rpcrt4_module_;
+ UuidCreate_type uuid_create_;
+
// Tracks the handler types that were installed according to the
// handler_types constructor argument.
int handler_types_;
diff --git a/src/processor/testdata/test_app.cc b/src/processor/testdata/test_app.cc
index e2b9c3a9..f230ef3f 100644
--- a/src/processor/testdata/test_app.cc
+++ b/src/processor/testdata/test_app.cc
@@ -29,8 +29,7 @@
// This file is used to generate minidump2.dmp and minidump2.sym.
// cl /Zi test_app.cc /Fetest_app.exe /I google_breakpad/src \
-// google_breakpad/src/client/windows/releasestaticcrt/exception_handler.lib \
-// ole32.lib
+// google_breakpad/src/client/windows/releasestaticcrt/exception_handler.lib
// Then run test_app to generate a dump, and dump_syms to create the .sym file.
#include <cstdio>