pvfs: use utimes() instead of utime() to get better timestamp resolution

Note: that libreplace always provides utimes()

metze
(This used to be commit 61bad69e2d7f84e2c6d6fb82917cfa86b17f54b0)

2 files changed, 32 insertions, 20 deletions

diff --git a/source4/ntvfs/posix/pvfs_open.c b/source4/ntvfs/posix/pvfs_open.c
index a78d0a79c7..43203086f8 100644
--- a/source4/ntvfs/posix/pvfs_open.c
+++ b/source4/ntvfs/posix/pvfs_open.c
@@ -525,14 +525,14 @@ static int pvfs_handle_destructor(struct pvfs_file_handle *h)
 	}
 
 	if (h->write_time.update_on_close) {
-		struct utimbuf unix_times;
+		struct timeval tv[2];
 
-		unix_times.actime  = nt_time_to_unix(h->name->dos.access_time);
-		unix_times.modtime = nt_time_to_unix(h->write_time.close_time);
+		nttime_to_timeval(&tv[0], h->name->dos.access_time);
+		nttime_to_timeval(&tv[1], h->write_time.close_time);
 
-		if (unix_times.actime != 0 || unix_times.modtime != 0) {
-			if (utime(h->name->full_name, &unix_times) == -1) {
-				DEBUG(0,("pvfs_close: utime() failed '%s' - %s\n",
+		if (!timeval_is_zero(&tv[0]) || !timeval_is_zero(&tv[1])) {
+			if (utimes(h->name->full_name, tv) == -1) {
+				DEBUG(0,("pvfs_handle_destructor: utimes() failed '%s' - %s\n",
 					 h->name->full_name, strerror(errno)));
 			}
 		}
diff --git a/source4/ntvfs/posix/pvfs_setfileinfo.c b/source4/ntvfs/posix/pvfs_setfileinfo.c
index b0f636f999..2cde5f42aa 100644
--- a/source4/ntvfs/posix/pvfs_setfileinfo.c
+++ b/source4/ntvfs/posix/pvfs_setfileinfo.c
@@ -273,7 +273,6 @@ NTSTATUS pvfs_setfileinfo(struct ntvfs_module_context *ntvfs,
 			  union smb_setfileinfo *info)
 {
 	struct pvfs_state *pvfs = ntvfs->private_data;
-	struct utimbuf unix_times;
 	struct pvfs_file *f;
 	struct pvfs_file_handle *h;
 	struct pvfs_filename newstats;
@@ -437,21 +436,28 @@ NTSTATUS pvfs_setfileinfo(struct ntvfs_module_context *ntvfs,
 	}
 
 	/* possibly change the file timestamps */
-	ZERO_STRUCT(unix_times);
 	if (newstats.dos.create_time != h->name->dos.create_time) {
 		change_mask |= FILE_NOTIFY_CHANGE_CREATION;
 	}
 	if (newstats.dos.access_time != h->name->dos.access_time) {
-		unix_times.actime = nt_time_to_unix(newstats.dos.access_time);
 		change_mask |= FILE_NOTIFY_CHANGE_LAST_ACCESS;
 	}
 	if (newstats.dos.write_time != h->name->dos.write_time) {
-		unix_times.modtime = nt_time_to_unix(newstats.dos.write_time);
 		change_mask |= FILE_NOTIFY_CHANGE_LAST_WRITE;
 	}
-	if (unix_times.actime != 0 || unix_times.modtime != 0) {
-		if (utime(h->name->full_name, &unix_times) == -1) {
-			return pvfs_map_errno(pvfs, errno);
+	if ((change_mask & FILE_NOTIFY_CHANGE_LAST_ACCESS) ||
+	    (change_mask & FILE_NOTIFY_CHANGE_LAST_WRITE)) {
+		struct timeval tv[2];
+
+		nttime_to_timeval(&tv[0], newstats.dos.access_time);
+		nttime_to_timeval(&tv[1], newstats.dos.write_time);
+
+		if (!timeval_is_zero(&tv[0]) || !timeval_is_zero(&tv[1])) {
+			if (utimes(h->name->full_name, tv) == -1) {
+				DEBUG(0,("pvfs_setfileinfo: utimes() failed '%s' - %s\n",
+					 h->name->full_name, strerror(errno)));
+				return pvfs_map_errno(pvfs, errno);
+			}
 		}
 	}
 	if (change_mask & FILE_NOTIFY_CHANGE_LAST_WRITE) {
@@ -594,7 +600,6 @@ NTSTATUS pvfs_setpathinfo(struct ntvfs_module_context *ntvfs,
 	struct pvfs_filename *name;
 	struct pvfs_filename newstats;
 	NTSTATUS status;
-	struct utimbuf unix_times;
 	uint32_t access_needed;
 	uint32_t change_mask = 0;
 	struct odb_lock *lck = NULL;
@@ -760,21 +765,28 @@ NTSTATUS pvfs_setpathinfo(struct ntvfs_module_context *ntvfs,
 	}
 
 	/* possibly change the file timestamps */
-	ZERO_STRUCT(unix_times);
 	if (newstats.dos.create_time != name->dos.create_time) {
 		change_mask |= FILE_NOTIFY_CHANGE_CREATION;
 	}
 	if (newstats.dos.access_time != name->dos.access_time) {
-		unix_times.actime = nt_time_to_unix(newstats.dos.access_time);
 		change_mask |= FILE_NOTIFY_CHANGE_LAST_ACCESS;
 	}
 	if (newstats.dos.write_time != name->dos.write_time) {
-		unix_times.modtime = nt_time_to_unix(newstats.dos.write_time);
 		change_mask |= FILE_NOTIFY_CHANGE_LAST_WRITE;
 	}
-	if (unix_times.actime != 0 || unix_times.modtime != 0) {
-		if (utime(name->full_name, &unix_times) == -1) {
-			return pvfs_map_errno(pvfs, errno);
+	if ((change_mask & FILE_NOTIFY_CHANGE_LAST_ACCESS) ||
+	    (change_mask & FILE_NOTIFY_CHANGE_LAST_WRITE)) {
+		struct timeval tv[2];
+
+		nttime_to_timeval(&tv[0], newstats.dos.access_time);
+		nttime_to_timeval(&tv[1], newstats.dos.write_time);
+
+		if (!timeval_is_zero(&tv[0]) || !timeval_is_zero(&tv[1])) {
+			if (utimes(name->full_name, tv) == -1) {
+				DEBUG(0,("pvfs_setpathinfo: utimes() failed '%s' - %s\n",
+					 name->full_name, strerror(errno)));
+				return pvfs_map_errno(pvfs, errno);
+			}
 		}
 	}
 	if (change_mask & FILE_NOTIFY_CHANGE_LAST_WRITE) {