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Unable to start synergy server with "Cannot create a file when that file already exists" message #3752

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Go to next iteration as soon as it fails.
This commit is contained in:
Xinyu Hou 2014-10-22 12:53:14 +01:00
parent 4a24a2117a
commit bc772f98a6
2 changed files with 26 additions and 12 deletions
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34
src/lib/platform/MSWindowsSession.cpp
View File

@ -21,7 +21,6 @@
#include "synergy/XSynergy.h"
#include "base/Log.h"
#include <Tlhelp32.h>
#include <Wtsapi32.h>
CMSWindowsSession::CMSWindowsSession() :
@ -72,6 +71,8 @@ CMSWindowsSession::isProcessInSession(const char* name, PHANDLE process = NULL)
// if we can not acquire session associated with a specified process,
// simply ignore it
LOG((CLOG_ERR "could not get session id for process id %i", entry.th32ProcessID));
gotEntry = nextProcessEntry(snapshot, &entry);
continue;
}
else {
// only pay attention to processes in the active session
@ -89,17 +90,7 @@ CMSWindowsSession::isProcessInSession(const char* name, PHANDLE process = NULL)
}
// now move on to the next entry (if we're not at the end)
gotEntry = Process32Next(snapshot, &entry);
if (!gotEntry) {
DWORD err = GetLastError();
if (err != ERROR_NO_MORE_FILES) {
// only worry about error if it's not the end of the snapshot
LOG((CLOG_ERR "could not get next process entry"));
throw XArch(new XArchEvalWindows());
}
}
gotEntry = nextProcessEntry(snapshot, &entry);
}
std::string nameListJoin;
@ -161,3 +152,22 @@ CMSWindowsSession::updateActiveSession()
{
m_activeSessionId = WTSGetActiveConsoleSessionId();
}
BOOL
CMSWindowsSession::nextProcessEntry(HANDLE snapshot, LPPROCESSENTRY32 entry)
{
BOOL gotEntry = Process32Next(snapshot, entry);
if (!gotEntry) {
DWORD err = GetLastError();
if (err != ERROR_NO_MORE_FILES) {
// only worry about error if it's not the end of the snapshot
LOG((CLOG_ERR "could not get next process entry"));
throw XArch(new XArchEvalWindows());
}
}
return gotEntry;
}

4
src/lib/platform/MSWindowsSession.h
View File

@ -19,6 +19,7 @@
#define WIN32_LEAN_AND_MEAN
#include <Windows.h>
#include <Tlhelp32.h>
class CMSWindowsSession {
public:
@ -39,6 +40,9 @@ public:
void updateActiveSession();
private:
BOOL nextProcessEntry(HANDLE snapshot, LPPROCESSENTRY32 entry);
private:
DWORD m_activeSessionId;
};