dovecot-2.2: maildir: Preserve [SW]=sizes when renaming a maildi...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.2/rev/cfd3f39102bd
changeset: 15954:cfd3f39102bd
user:      Timo Sirainen <tss at iki.fi>
date:      Mon Feb 25 16:44:57 2013 +0200
description:
maildir: Preserve [SW]=sizes when renaming a maildir duplicate file.

diffstat:

 src/lib-storage/index/maildir/maildir-sync.c |  11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

diffs (28 lines):

diff -r 10c1eb4ddef2 -r cfd3f39102bd src/lib-storage/index/maildir/maildir-sync.c
--- a/src/lib-storage/index/maildir/maildir-sync.c	Sun Feb 24 15:52:57 2013 +0200
+++ b/src/lib-storage/index/maildir/maildir-sync.c	Mon Feb 25 16:44:57 2013 +0200
@@ -288,6 +288,7 @@
 	const char *fname1, *path1, *path2;
 	const char *new_fname, *new_path;
 	struct stat st1, st2;
+	uoff_t size;
 
 	fname1 = maildir_uidlist_sync_get_full_filename(ctx->uidlist_sync_ctx,
 							fname2);
@@ -330,6 +331,16 @@
 	}
 
 	new_fname = maildir_filename_generate();
+	/* preserve S= and W= sizes if they're available.
+	   (S=size is required for zlib plugin to work) */
+	if (maildir_filename_get_size(fname2, MAILDIR_EXTRA_FILE_SIZE, &size)) {
+		new_fname = t_strdup_printf("%s,%c=%"PRIuUOFF_T,
+			new_fname, MAILDIR_EXTRA_FILE_SIZE, size);
+	}
+	if (maildir_filename_get_size(fname2, MAILDIR_EXTRA_VIRTUAL_SIZE, &size)) {
+		new_fname = t_strdup_printf("%s,%c=%"PRIuUOFF_T,
+			new_fname, MAILDIR_EXTRA_VIRTUAL_SIZE, size);
+	}
 	new_path = t_strconcat(mailbox_get_path(&ctx->mbox->box),
 			       "/new/", new_fname, NULL);