From 8abbfa203af7abba3ce940f60021ee3a00d3ed66 Mon Sep 17 00:00:00 2001
From: Celine Mercier <celine.mercier@metabarcoding.org>
Date: Wed, 23 Nov 2016 11:32:39 +0100
Subject: [PATCH] Good file for commit 6fa9a8bd: When a view is cloned, a
 comment is added to the new view specifying the name of the cloned view

---
 src/obiview.c | 25 +++++++++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)

diff --git a/src/obiview.c b/src/obiview.c
index c9a64ea..288464b 100644
--- a/src/obiview.c
+++ b/src/obiview.c
@@ -1133,6 +1133,7 @@ Obiview_p obi_new_view(OBIDMS_p dms, const char* view_name, Obiview_p view_to_cl
 	Obiview_p 		view;
 	int 			i;
 	index_t 		line_nb;
+	char*           clone_comment;
 
 	// Check that the DMS is a valid pointer
 	if (dms == NULL)
@@ -1277,6 +1278,27 @@ Obiview_p obi_new_view(OBIDMS_p dms, const char* view_name, Obiview_p view_to_cl
 		}
 		else
 			view->predicate_functions = NULL;
+
+		// Write comment specifying the name of the cloned view
+		clone_comment = (char*) malloc((strlen((view_to_clone->infos)->name) + 15)*sizeof(char));
+		if (clone_comment == NULL)
+		{
+			obi_set_errno(OBI_MALLOC_ERROR);
+			obidebug(1, "\nError allocating memory for a view comment");
+			return NULL;
+		}
+		if (sprintf(clone_comment, "Cloned from %s.\n", (view_to_clone->infos)->name) < 0)
+		{
+			obi_set_errno(OBIVIEW_ERROR);
+			obidebug(1, "\nError building a view comment");
+			return NULL;
+		}
+		if (write_comments_to_view_file(view, clone_comment) < 0)
+		{
+			obidebug(1, "\nError writing comments when creating a view");
+			obi_close_view(view);
+			return NULL;
+		}
 	}
 
 	// Else, fill empty view structure
@@ -1297,7 +1319,7 @@ Obiview_p obi_new_view(OBIDMS_p dms, const char* view_name, Obiview_p view_to_cl
 	strcpy((view->infos)->name, view_name);
 	(view->infos)->creation_date = time(NULL);
 
-	if (write_comments_to_view_file(view, comments) < 0)	// TODO copy comments if cloning view?
+	if (write_comments_to_view_file(view, comments) < 0)
 	{
 		obidebug(1, "\nError writing comments when creating a view");
 		obi_close_view(view);
@@ -1324,7 +1346,6 @@ Obiview_p obi_new_view(OBIDMS_p dms, const char* view_name, Obiview_p view_to_cl
 	}
 
 	// Once the view has been created with all its elements and informations, add the columns if the view is cloned from another view
-	// Add the columns from the view to clone in the new view
 	if (view_to_clone != NULL)
 	{
 		(view->infos)->column_count = 0;