-Greetings, and thanks for all of your work on the wonderful rsync!
+Jeremy Bornstein wrote:
I recently had the need to transfer files only with different mod
dates (and to *not* transfer them based on file size differences).
enclosing the diffs in case you (as I hope) decide to include this
option in future releases.
-Again, thanks!
+To use this patch, run these commands for a successful build:
-Best Regards,
-Jeremy Bornstein
+ patch -p1 <patches/date-only.diff
+ ./configure (optional if already run)
+ make
-[Patched update to have context and apply to latest CVS source.]
-
---- old/generator.c
-+++ new/generator.c
-@@ -61,6 +61,7 @@ extern int append_mode;
+based-on: a01e3b490eb36ccf9e704840e1b6683dab867550
+diff --git a/generator.c b/generator.c
+--- a/generator.c
++++ b/generator.c
+@@ -64,6 +64,7 @@ extern int append_mode;
extern int make_backups;
extern int csum_length;
extern int ignore_times;
extern int size_only;
extern OFF_T max_size;
extern OFF_T min_size;
-@@ -379,6 +380,8 @@ void itemize(struct file_struct *file, i
+@@ -523,6 +524,9 @@ void itemize(const char *fnamecmp, struct file_struct *file, int ndx, int statre
/* Perform our quick-check heuristic for determining if a file is unchanged. */
int unchanged_file(char *fn, struct file_struct *file, STRUCT_STAT *st)
{
+ if (date_only)
+ return cmp_time(st->st_mtime, file->modtime) == 0;
- if (st->st_size != file->length)
++
+ if (st->st_size != F_LENGTH(file))
return 0;
---- old/options.c
-+++ new/options.c
-@@ -99,6 +99,7 @@ int keep_partial = 0;
- int safe_symlinks = 0;
+diff --git a/options.c b/options.c
+--- a/options.c
++++ b/options.c
+@@ -105,6 +105,7 @@ int safe_symlinks = 0;
int copy_unsafe_links = 0;
+ int munge_symlinks = 0;
int size_only = 0;
+int date_only = 0;
int daemon_bwlimit = 0;
int bwlimit = 0;
int fuzzy_basis = 0;
-@@ -332,6 +333,7 @@ void usage(enum logcode F)
- rprintf(F," --timeout=TIME set I/O timeout in seconds\n");
+@@ -740,6 +741,7 @@ void usage(enum logcode F)
rprintf(F," -I, --ignore-times don't skip files that match in size and mod-time\n");
+ rprintf(F," -M, --remote-option=OPTION send OPTION to the remote side only\n");
rprintf(F," --size-only skip files that match in size\n");
+ rprintf(F," --date-only skip files that match in mod-time\n");
rprintf(F," --modify-window=NUM compare mod-times with reduced accuracy\n");
rprintf(F," -T, --temp-dir=DIR create temporary files in directory DIR\n");
rprintf(F," -y, --fuzzy find similar file for basis if no dest file\n");
-@@ -443,6 +445,7 @@ static struct poptOption long_options[]
+@@ -888,6 +890,7 @@ static struct poptOption long_options[] = {
{"chmod", 0, POPT_ARG_STRING, 0, OPT_CHMOD, 0, 0 },
{"ignore-times", 'I', POPT_ARG_NONE, &ignore_times, 0, 0, 0 },
{"size-only", 0, POPT_ARG_NONE, &size_only, 0, 0, 0 },
+ {"date-only", 0, POPT_ARG_NONE, &date_only, 0, 0, 0 },
{"one-file-system", 'x', POPT_ARG_NONE, 0, 'x', 0, 0 },
- {"update", 'u', POPT_ARG_NONE, &update_only, 0, 0, 0 },
- {"existing", 0, POPT_ARG_NONE, &ignore_non_existing, 0, 0, 0 },
-@@ -1647,6 +1650,9 @@ void server_options(char **args,int *arg
- args[ac++] = "--size-only";
- }
+ {"no-one-file-system",'x',POPT_ARG_VAL, &one_file_system, 0, 0, 0 },
+ {"no-x", 'x', POPT_ARG_VAL, &one_file_system, 0, 0, 0 },
+@@ -2545,6 +2548,9 @@ void server_options(char **args, int *argc_p)
+ else if (missing_args == 1 && !am_sender)
+ args[ac++] = "--ignore-missing-args";
+ if (date_only)
+ args[ac++] = "--date-only";
if (modify_window_set) {
if (asprintf(&arg, "--modify-window=%d", modify_window) < 0)
goto oom;
---- old/rsync.yo
-+++ new/rsync.yo
-@@ -355,6 +355,7 @@ to the detailed description below for a
- --timeout=TIME set I/O timeout in seconds
+diff --git a/rsync.yo b/rsync.yo
+--- a/rsync.yo
++++ b/rsync.yo
+@@ -394,6 +394,7 @@ to the detailed description below for a complete description. verb(
+ --contimeout=SECONDS set daemon connection timeout in seconds
-I, --ignore-times don't skip files that match size and time
--size-only skip files that match in size
+ --date-only skip files that match in mod-time
--modify-window=NUM compare mod-times with reduced accuracy
-T, --temp-dir=DIR create temporary files in directory DIR
-y, --fuzzy find similar file for basis if no dest file
-@@ -460,6 +461,12 @@ regardless of timestamp. This is useful
- after using another mirroring system which may not preserve timestamps
- exactly.
+@@ -554,6 +555,12 @@ time to just looking for files that have changed in size. This is useful
+ when starting to use rsync after using another mirroring system which may
+ not preserve timestamps exactly.
+dit(bf(--date-only)) Normally rsync will skip any files that are
+already the same size and have the same modification time-stamp. With the
Matt McCutchen's Web Site / rsync / rsync-patches.git / blobdiff