DMS are now locked when used by a command. Added checks and changed

cleaning mechanisms.

src/obiview.c

@@ -2594,6 +2594,74 @@ int obi_save_and_close_view(Obiview_p view)
 }
 
 
+int obi_dms_has_unfinished_views(OBIDMS_p dms)
+{
+	struct dirent*  dp;
+	int		        i;
+	char*           full_path;
+	char*		    relative_path;
+	Obiview_infos_p view_infos;
+	char*           view_name;
+	int    			ret_value;
+	char*           to_delete[1000];
+	int 			d;
+
+	ret_value = 0;
+	d = 0;
+
+	// Look for unfinished views and delete them
+	rewinddir(dms->view_directory);
+	while ((dp = readdir(dms->view_directory)) != NULL)
+	{
+		if ((dp->d_name)[0] == '.')
+			continue;
+		i=0;
+		while ((dp->d_name)[i] != '.')
+			i++;
+		relative_path = (char*) malloc(strlen(VIEW_DIR_NAME) + strlen(dp->d_name) + 2);
+		strcpy(relative_path, VIEW_DIR_NAME);
+		strcat(relative_path, "/");
+		strcat(relative_path, dp->d_name);
+		full_path = obi_dms_get_full_path(dms, relative_path);
+		free(relative_path);
+		if (full_path == NULL)
+		{
+			obidebug(1, "\nError getting the full path to a view file when cleaning unfinished views");
+			ret_value = -1;
+			continue;
+		}
+
+		if (strcmp((dp->d_name)+i, ".obiview_unfinished") == 0)
+			ret_value = 1;
+
+		else if (strcmp((dp->d_name)+i, ".obiview") == 0)
+		{  // Check if the view was properly flagged as finished
+			view_name = (char*) malloc((i+1) * sizeof(char));
+			if (view_name == NULL)
+			{
+				obi_set_errno(OBI_MALLOC_ERROR);
+				obidebug(1, "\nError allocating memory for a view name when deleting unfinished views: file %s", dp->d_name);
+				ret_value = -1;
+				continue;
+			}
+			strncpy(view_name, dp->d_name, i);
+			view_name[i] = '\0';
+			view_infos = obi_view_map_file(dms, view_name, true);
+			if (view_infos == NULL)
+			{
+				obidebug(1, "\nError reading a view file when deleting unfinished views: file %s", dp->d_name);
+				ret_value = -1;
+				continue;
+			}
+			if (view_infos->finished == false)
+				ret_value = 1;
+		}
+	}
+
+	return ret_value;
+}
+
+
 int obi_clean_unfinished_views(OBIDMS_p dms)
 {
 	struct dirent*  dp;