1 Optionally preserve atimes.
3 Based on https://bugzilla.samba.org/show_bug.cgi?id=7249#c1 by Nicolas George.
5 Index: rsync-3.1.0/options.c
6 ===================================================================
7 --- rsync-3.1.0.orig/options.c
8 +++ rsync-3.1.0/options.c
9 @@ -125,6 +125,7 @@ int delay_updates = 0;
10 long block_size = 0; /* "long" because popt can't set an int32. */
11 char *skip_compress = NULL;
12 item_list dparam_list = EMPTY_ITEM_LIST;
15 /** Network address family. **/
17 @@ -802,6 +803,7 @@ void usage(enum logcode F)
18 rprintf(F," --iconv=CONVERT_SPEC request charset conversion of filenames\n");
20 rprintf(F," --checksum-seed=NUM set block/file checksum seed (advanced)\n");
21 + rprintf(F," --noatime do not alter atime when opening source files\n");
22 rprintf(F," -4, --ipv4 prefer IPv4\n");
23 rprintf(F," -6, --ipv6 prefer IPv6\n");
24 rprintf(F," --version print version number\n");
25 @@ -1019,6 +1021,7 @@ static struct poptOption long_options[]
26 {"iconv", 0, POPT_ARG_STRING, &iconv_opt, 0, 0, 0 },
27 {"no-iconv", 0, POPT_ARG_NONE, 0, OPT_NO_ICONV, 0, 0 },
29 + {"noatime", 0, POPT_ARG_VAL, &noatime, 1, 0, 0 },
30 {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
31 {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
32 {"8-bit-output", '8', POPT_ARG_VAL, &allow_8bit_chars, 1, 0, 0 },
33 @@ -2739,6 +2742,12 @@ void server_options(char **args, int *ar
34 if (preallocate_files && am_sender)
35 args[ac++] = "--preallocate";
38 + * Do we want remote atime preservation when we preserve local ones?
40 + args[ac++] = "--noatime";
43 if (ac > MAX_SERVER_ARGS) { /* Not possible... */
44 rprintf(FERROR, "argc overflow in server_options().\n");
45 exit_cleanup(RERR_MALLOC);
46 Index: rsync-3.1.0/rsync.yo
47 ===================================================================
48 --- rsync-3.1.0.orig/rsync.yo
49 +++ rsync-3.1.0/rsync.yo
50 @@ -454,6 +454,7 @@ to the detailed description below for a
51 --protocol=NUM force an older protocol version to be used
52 --iconv=CONVERT_SPEC request charset conversion of filenames
53 --checksum-seed=NUM set block/file checksum seed (advanced)
54 + --noatime do not alter atime when opening source files
55 -4, --ipv4 prefer IPv4
56 -6, --ipv6 prefer IPv6
57 --version print version number
58 @@ -2543,6 +2544,13 @@ daemon uses the charset specified in its
59 regardless of the remote charset you actually pass. Thus, you may feel free to
60 specify just the local charset for a daemon transfer (e.g. bf(--iconv=utf8)).
62 +dit(bf(--noatime)) Use the O_NOATIME open flag on systems that support it.
63 +The effect of this flag is to avoid altering the access time (atime) of the
65 +If the system does not support the O_NOATIME flag, this option does nothing.
66 +Currently, systems known to support O_NOATIME are Linux >= 2.6.8 with glibc
69 dit(bf(-4, --ipv4) or bf(-6, --ipv6)) Tells rsync to prefer IPv4/IPv6
70 when creating sockets. This only affects sockets that rsync has direct
71 control over, such as the outgoing socket when directly contacting an
72 diff --git a/syscall.c b/syscall.c
73 index c46a8b4..6620563 100644
76 @@ -42,6 +42,7 @@ extern int inplace;
77 extern int preallocate_files;
78 extern int preserve_perms;
79 extern int preserve_executability;
83 # if defined hpux || defined __hpux__ || defined __hpux
84 @@ -189,6 +190,10 @@ int do_open(const char *pathname, int fl
85 RETURN_ERROR_IF(dry_run, 0);
86 RETURN_ERROR_IF_RO_OR_LO;
93 return open(pathname, flags | O_BINARY, mode);