Make crssync quiet by default

We only need it to show up in the build log if something has gone wrong.
By default we will just happily assume that it's doing a great job in
all conscience.

src/core/qgsapplication.cpp

@@ -167,9 +167,9 @@ void QgsApplication::init( QString profileFolder )
     ABISYM( mRunningFromBuildDir ) = true;
     ABISYM( mBuildSourcePath ) = f.readLine().trimmed();
     ABISYM( mBuildOutputPath ) = f.readLine().trimmed();
-    qDebug( "Running from build directory!" );
-    qDebug( "- source directory: %s", ABISYM( mBuildSourcePath ).toUtf8().data() );
-    qDebug( "- output directory of the build: %s", ABISYM( mBuildOutputPath ).toUtf8().data() );
+    QgsDebugMsgLevel( QStringLiteral( "Running from build directory!" ), 4 );
+    QgsDebugMsgLevel( QStringLiteral( "- source directory: %1" ).arg( ABISYM( mBuildSourcePath ).toUtf8().data() ), 4 );
+    QgsDebugMsgLevel( QStringLiteral( "- output directory of the build: %1" ).arg( ABISYM( mBuildOutputPath ).toUtf8().data() ), 4 );
 #ifdef _MSC_VER
     ABISYM( mCfgIntDir ) = prefixPath.split( '/', QString::SkipEmptyParts ).last();
     qDebug( "- cfg: %s", ABISYM( mCfgIntDir ).toUtf8().data() );

src/core/qgscoordinatereferencesystem.cpp

@@ -1715,7 +1715,7 @@ QString QgsCoordinateReferenceSystem::quotedValue( QString value )
 // adapted from gdal/ogr/ogr_srs_dict.cpp
 bool QgsCoordinateReferenceSystem::loadWkts( QHash<int, QString> &wkts, const char *filename )
 {
-  qDebug( "Loading %s", filename );
+  QgsDebugMsgLevel( QStringLiteral( "Loading %1" ).arg( filename ), 4 );
   const char *pszFilename = CPLFindFile( "gdal", filename );
   if ( !pszFilename )
     return false;
@@ -1826,7 +1826,7 @@ bool QgsCoordinateReferenceSystem::loadIds( QHash<int, QString> &wkts )
 
     f.close();
 
-    qDebug( "Loaded %d/%d from %s", n, l, filename.toUtf8().constData() );
+    QgsDebugMsgLevel( QStringLiteral( "Loaded %1/%2 from %3" ).arg( QString::number( n ), QString::number( l ), filename.toUtf8().constData() ), 4 );
   }
 
   OSRDestroySpatialReference( crs );
@@ -1841,7 +1841,7 @@ int QgsCoordinateReferenceSystem::syncDatabase()
 
   int inserted = 0, updated = 0, deleted = 0, errors = 0;
 
-  qDebug( "Load srs db from: %s", QgsApplication::srsDatabaseFilePath().toLocal8Bit().constData() );
+  QgsDebugMsgLevel( QStringLiteral( "Load srs db from: %1" ).arg( QgsApplication::srsDatabaseFilePath().toLocal8Bit().constData() ), 4 );
 
   sqlite3 *database = nullptr;
   if ( sqlite3_open( dbFilePath.toUtf8().constData(), &database ) != SQLITE_OK )
@@ -1874,7 +1874,7 @@ int QgsCoordinateReferenceSystem::syncDatabase()
   loadIds( wkts );
   loadWkts( wkts, "epsg.wkt" );
 
-  qDebug( "%d WKTs loaded", wkts.count() );
+  QgsDebugMsgLevel( QStringLiteral( "%1 WKTs loaded" ).arg( wkts.count() ), 4 );
 
   for ( QHash<int, QString>::const_iterator it = wkts.constBegin(); it != wkts.constEnd(); ++it )
   {
@@ -2114,7 +2114,7 @@ int QgsCoordinateReferenceSystem::syncDatabase()
 
   sqlite3_close( database );
 
-  qWarning( "CRS update (inserted:%d updated:%d deleted:%d errors:%d)", inserted, updated, deleted, errors );
+  QgsDebugMsgLevel( QStringLiteral( "CRS update (inserted:%1 updated:%2 deleted:%3 errors:%4)" ).arg( QString::number( inserted ), QString::number( updated ), QString::number( deleted ), QString::number( errors ) ), 4 );
 
   if ( errors > 0 )
     return -errors;

src/crssync/main.cpp

@@ -40,6 +40,16 @@ int main( int argc, char **argv )
 {
   QCoreApplication app( argc, argv );
 
+  const QStringList args = QCoreApplication::arguments();
+
+  bool verbose = false;
+
+  for ( const QString &arg : args )
+  {
+    if ( arg == QLatin1String( "--verbose" ) )
+      verbose = true;
+  }
+
   QgsApplication::init();
 
   if ( !QgsApplication::isRunningFromBuildDir() )
@@ -48,19 +58,20 @@ int main( int argc, char **argv )
     QgsApplication::setPrefixPath( prefixPath ? prefixPath : CMAKE_INSTALL_PREFIX, TRUE );
   }
 
-  std::cout << "Synchronizing CRS database with GDAL/PROJ definitions." << std::endl;
+  if ( verbose )
+    std::cout << "Synchronizing CRS database with GDAL/PROJ definitions." << std::endl;
 
   CPLPushErrorHandler( showError );
 
   int res = QgsCoordinateReferenceSystem::syncDatabase();
 
   CPLPopErrorHandler();
 
-  if ( res == 0 )
+  if ( res == 0 && verbose )
   {
     std::cout << "No CRS updates were necessary." << std::endl;
   }
-  else if ( res > 0 )
+  else if ( res > 0 && verbose )
   {
     std::cout << res << " CRSs updated." << std::endl;
   }