Fix retriggering of GPGMe socket notifiers in nested event loops

This resolves Bug 825
Add missing GPGMe feature checks to CMake

2 files changed, 19 insertions, 3 deletions

diff --git a/libtdenetwork/gpgmepp/callbacks.cpp b/libtdenetwork/gpgmepp/callbacks.cpp
index ba9c30bf0..23cc55e82 100644
--- a/libtdenetwork/gpgmepp/callbacks.cpp
+++ b/libtdenetwork/gpgmepp/callbacks.cpp
@@ -64,9 +64,10 @@ gpgme_error_t passphrase_callback( void * opaque, const char * uid_hint, const c
   bool canceled = false;
   gpgme_error_t err = GPG_ERR_NO_ERROR;
   char * passphrase = provider ? provider->getPassphrase( uid_hint, desc, prev_was_bad, canceled ) : 0 ;
-  if ( canceled )
+  if ( canceled ) {
     err = makeError( GPG_ERR_CANCELED );
-  else
+  }
+  else {
     if ( passphrase && *passphrase ) {
       size_t passphrase_length = strlen( passphrase );
       size_t written = 0;
@@ -79,7 +80,7 @@ gpgme_error_t passphrase_callback( void * opaque, const char * uid_hint, const c
 	written += now_written;
       } while ( written < passphrase_length );
     }
-  
+  }
   if ( passphrase && *passphrase )
     wipe( passphrase, strlen( passphrase ) );
   free( passphrase );
diff --git a/libtdenetwork/qgpgme/eventloopinteractor.cpp b/libtdenetwork/qgpgme/eventloopinteractor.cpp
index 3b07189d7..b6d9830d6 100644
--- a/libtdenetwork/qgpgme/eventloopinteractor.cpp
+++ b/libtdenetwork/qgpgme/eventloopinteractor.cpp
@@ -30,6 +30,11 @@
 #include <tqsocketnotifier.h>
 #include <tqapplication.h>
 
+#include <tqvaluelist.h>
+
+TQValueList<int> writeActivity;
+TQValueList<int> readActivity;
+
 using namespace GpgME;
 
 QGpgME::EventLoopInteractor::EventLoopInteractor( TQObject * parent, const char * name )
@@ -77,11 +82,21 @@ void QGpgME::EventLoopInteractor::unregisterWatcher( void * tag ) {
 }
 
 void QGpgME::EventLoopInteractor::slotWriteActivity( int socket ) {
+  if (writeActivity.contains(socket)) {
+    return;
+  }
+  writeActivity.append(socket);
   actOn( socket , Write );
+  writeActivity.remove(socket);
 }
 
 void QGpgME::EventLoopInteractor::slotReadActivity( int socket ) {
+  if (readActivity.contains(socket)) {
+    return;
+  }
+  readActivity.append(socket);
   actOn( socket , Read );
+  readActivity.remove(socket);
 }
 
 void QGpgME::EventLoopInteractor::nextTrustItemEvent( GpgME::Context * context, const GpgME::TrustItem & item ) {