From 23284e9ac4733b0d1f9bd18a6a73d75ca71cdf81 Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Thu, 11 Jun 2015 15:31:58 +0200
Subject: fixed some simpler cases of ctime/mtime/atime handling

---
 pgfuse.c | 53 ++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 52 insertions(+), 1 deletion(-)

diff --git a/pgfuse.c b/pgfuse.c
index c05eaa3..0bdcf94 100644
--- a/pgfuse.c
+++ b/pgfuse.c
@@ -549,6 +549,15 @@ static int pgfuse_readdir( const char *path, void *buf, fuse_fill_dir_t filler,
 		PSQL_ROLLBACK( conn ); RELEASE( conn );
 		return res;
 	}
+
+	if( !data->noatime ) {
+		meta.atime = now( );
+		res = psql_write_meta( conn, id, path, meta );
+		if( res < 0 ) {
+			PSQL_ROLLBACK( conn ); RELEASE( conn );
+			return res;
+		}
+	}	
 	
 	PSQL_COMMIT( conn ); RELEASE( conn );
 	
@@ -691,6 +700,9 @@ static int pgfuse_rmdir( const char *path )
 		return res;
 	}
 	
+	// TODO: update ctime/mtime of parent directory, have functions to
+	// get the parent directory
+	
 	PSQL_COMMIT( conn ); RELEASE( conn );
 	
 	return 0;
@@ -737,6 +749,9 @@ static int pgfuse_unlink( const char *path )
 		PSQL_ROLLBACK( conn ); RELEASE( conn );
 		return res;
 	}
+
+	// TODO: update ctime/mtime of parent directory, have functions to
+	// get the parent directory
 	
 	PSQL_COMMIT( conn ); RELEASE( conn );
 	
@@ -786,6 +801,32 @@ static int pgfuse_release( const char *path, struct fuse_file_info *fi )
 			path, data->mountpoint, THREAD_ID );
 	}
 
+	if( !data->noatime ) {
+		int64_t id;
+		int res;
+		PgMeta meta;
+		PGconn *conn;
+
+		ACQUIRE( conn );
+		PSQL_BEGIN( conn );
+		
+		id = psql_read_meta_from_path( conn, path, &meta );
+		if( id < 0 ) {
+			PSQL_ROLLBACK( conn ); RELEASE( conn );
+			return id;
+		}
+		
+		meta.atime = now( );
+		
+		res = psql_write_meta( conn, id, path, meta );
+		if( res < 0 ) {
+			PSQL_ROLLBACK( conn ); RELEASE( conn );
+			return res;
+		}
+
+		PSQL_COMMIT( conn ); RELEASE( conn );
+	}	
+
 	return 0;
 }
 
@@ -947,6 +988,9 @@ static int pgfuse_truncate( const char* path, off_t offset )
 	}
 	
 	meta.size = offset;
+	meta.ctime = now( );
+	meta.mtime = meta.ctime;
+	
 	res = psql_write_meta( conn, id, path, meta );
 	if( res < 0 ) {
 		PSQL_ROLLBACK( conn ); RELEASE( conn );
@@ -998,7 +1042,8 @@ static int pgfuse_ftruncate( const char *path, off_t offset, struct fuse_file_in
 	}
 	
 	meta.size = offset;
-	meta.mtime = now( );
+	meta.ctime = now( );
+	meta.mtime = meta.ctime;
 	
 	res = psql_write_meta( conn, fi->fh, path, meta );
 	if( res < 0 ) {
@@ -1354,6 +1399,9 @@ static int pgfuse_symlink( const char *from, const char *to )
 		return -EIO;
 	}
 
+	// TODO: update ctime/mtime of parent directory, have functions to
+	// get the parent directory
+	
 	free( copy_to );
 	
 	PSQL_COMMIT( conn ); RELEASE( conn );
@@ -1361,6 +1409,9 @@ static int pgfuse_symlink( const char *from, const char *to )
 	return 0;
 }
 
+// TODO: handle mtime/ctime of original and receiving folder, handle
+// mtime/ctime of file/directory being moved
+
 static int pgfuse_rename( const char *from, const char *to )
 {
 	PgFuseData *data = (PgFuseData *)fuse_get_context( )->private_data;
-- 
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