reference counting pushed to database

implemented simple strategy: don't allow files to be open twice

1 files changed, 1 insertions, 0 deletions

diff --git a/pgsql.h b/pgsql.h
index 04e9376..c2ad54a 100644
--- a/pgsql.h
+++ b/pgsql.h
@@ -34,6 +34,7 @@ typedef struct PgMeta {
 	struct timespec ctime;	/* last status change time */
 	struct timespec mtime;	/* last modification time */
 	struct timespec atime;	/* last access time */
+	int ref_count;		/* how many open file handles exist for this file */
 } PgMeta;
 
 int psql_get_meta( PGconn *conn, const char *path, PgMeta *meta );