Merge remote-tracking branch 'origin/7.26'

Conflicts:
	ChangeLog
	configure.in
	libvips/include/vips/vips.h
	libvips/include/vips/vips7compat.h
	libvips/iofuncs/image.c
	libvips/iofuncs/init.c
	po/vips7.pot

configure.in

@@ -29,7 +29,7 @@ PACKAGE=vips
 #   interface changes not backwards compatible?: reset age to 0
 
 LIBRARY_CURRENT=30
-LIBRARY_REVISION=2
+LIBRARY_REVISION=3
 LIBRARY_AGE=15
 
 AM_INIT_AUTOMAKE($PACKAGE,$VERSION)

libvips/include/vips/vips7compat.h

@@ -159,7 +159,7 @@ extern "C" {
 #define im_invalidate vips_image_invalidate_all
 #define im_isfile vips_image_isfile
 #define im_printdesc( I ) vips_object_print( VIPS_OBJECT( I ) )
-#define im_openout( F ) vips_image_new_from_file( F, "w" )
+#define im_openout( F ) vips_image_new_mode( F, "w" )
 #define im_setbuf( F ) vips_image_new( "t" )
 
 #define im_initdesc( image, \
@@ -537,6 +537,10 @@ int im_copy_morph( VipsImage *in, VipsImage *out,
 int im_copy_swap( VipsImage *in, VipsImage *out );
 int im_copy_native( VipsImage *in, VipsImage *out, gboolean is_msb_first );
 
+/* ruby-vips uses this
+ */
+#define vips_class_map_concrete_all vips_class_map_all
+
 #ifdef __cplusplus
 }
 #endif /*__cplusplus*/

libvips/iofuncs/init.c

@@ -268,7 +268,6 @@ vips_init( const char *argv0 )
 }
 
 /* Call this before vips stuff that uses stuff we need to have inited.
- * Fallback initialisation.
  */
 void
 vips_check_init( void )

libvips/iofuncs/object.c

@@ -1026,6 +1026,8 @@ vips_object_real_new_from_string( const char *string )
 {
 	GType type;
 
+	vips_check_init();
+
 	/* The main arg selects the subclass.
 	 */
 	if( !(type = vips_type_find( "VipsObject", string )) )
@@ -1425,6 +1427,8 @@ vips_object_new( GType type, VipsObjectSetArguments set, void *a, void *b )
 {
 	VipsObject *object;
 
+	vips_check_init();
+
 	object = VIPS_OBJECT( g_object_new( type, NULL ) );
 
 	if( set && set( object, a, b ) ) {
@@ -1685,14 +1689,22 @@ vips_class_map_all( GType type, VipsClassMap fn, void *a )
 {
 	void *result;
 
-	/* We never unref this ref, but we never unload classes
-	 * anyway, so so what.
+	/* We can't instantiate abstract classes.
 	 */
-	if( !(result = fn( VIPS_OBJECT_CLASS( g_type_class_ref( type ) ), a )) )
-		result = vips_type_map( type, 
-			(VipsTypeMap2) vips_class_map_all, fn, a );
+	if( !G_TYPE_IS_ABSTRACT( type ) ) {
+		/* We never unref this ref, but we never unload classes
+		 * anyway, so so what.
+		 */
+		if( (result = fn( 
+			VIPS_OBJECT_CLASS( g_type_class_ref( type ) ), a )) )
+			return( result );
+	}
 
-	return( result );
+	if( (result = vips_type_map( type, 
+		(VipsTypeMap2) vips_class_map_all, fn, a )) )
+		return( result );
+
+	return( NULL );
 }
 
 /* How deeply nested is a class ... used to indent class lists.

libvips/iofuncs/operation.c

@@ -214,6 +214,8 @@ vips_operation_new( const char *name )
 	GType type;
 	VipsOperation *operation;
 
+	vips_check_init();
+
 	if( !(type = vips_type_find( "VipsOperation", name )) )
 		return( NULL );
 	operation = VIPS_OPERATION( g_object_new( type, NULL ) );