X-Git-Url: https://mattmccutchen.net/rsync/rsync-patches.git/blobdiff_plain/85096e5eda83525eadddc9c6b1bc8135ac22e54a..c1ff70aa47e11c5b37634479a0facee775a7b6d9:/drop-cache.diff

diff --git a/drop-cache.diff b/drop-cache.diff
index 6c7f277..28e4b47 100644
--- a/drop-cache.diff
+++ b/drop-cache.diff
@@ -56,19 +56,26 @@ You can get the latest edition of the patch from
 cheers
 tobi
 
-Changes: 
+Changes:
 
  2007-04-23
 
 * pass --drop-cache on to the remote server
 * make test works now
 
+To use this patch, run these commands for a successful build:
+
+    patch -p1 <patches/drop-cache.diff
+    ./configure                         (optional if already run)
+    make
+
+based-on: a01e3b490eb36ccf9e704840e1b6683dab867550
 diff --git a/checksum.c b/checksum.c
 --- a/checksum.c
 +++ b/checksum.c
-@@ -26,6 +26,10 @@ extern int protocol_version;
- 
- int csum_length = SHORT_SUM_LENGTH; /* initial value */
+@@ -24,6 +24,10 @@
+ extern int checksum_seed;
+ extern int protocol_version;
  
 +#ifdef HAVE_POSIX_FADVISE64
 +#define close(fd) fadv_close(fd)
@@ -80,7 +87,7 @@ diff --git a/checksum.c b/checksum.c
 diff --git a/cleanup.c b/cleanup.c
 --- a/cleanup.c
 +++ b/cleanup.c
-@@ -46,7 +46,13 @@ void close_all(void)
+@@ -51,7 +51,13 @@ void close_all(void)
  	int fd;
  	int ret;
  	STRUCT_STAT st;
@@ -97,21 +104,21 @@ diff --git a/cleanup.c b/cleanup.c
 diff --git a/configure.in b/configure.in
 --- a/configure.in
 +++ b/configure.in
-@@ -552,7 +552,7 @@ AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \
-     strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
+@@ -589,7 +589,7 @@ AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \
      setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \
-     strerror putenv iconv_open locale_charset nl_langinfo getxattr \
--    extattr_get_link sigaction sigprocmask setattrlist)
-+    extattr_get_link sigaction sigprocmask setattrlist posix_fadvise64)
+     seteuid strerror putenv iconv_open locale_charset nl_langinfo getxattr \
+     extattr_get_link sigaction sigprocmask setattrlist getgrouplist \
+-    initgroups utimensat)
++    initgroups utimensat posix_fadvise64)
  
  dnl cygwin iconv.h defines iconv_open as libiconv_open
  if test x"$ac_cv_func_iconv_open" != x"yes"; then
 diff --git a/fileio.c b/fileio.c
 --- a/fileio.c
 +++ b/fileio.c
-@@ -30,6 +30,12 @@ extern int sparse_files;
+@@ -31,6 +31,12 @@ extern int sparse_files;
  static char last_byte;
- static size_t sparse_seek = 0;
+ static OFF_T sparse_seek = 0;
  
 +#ifdef HAVE_POSIX_FADVISE64
 +#define close(fd) fadv_close(fd)
@@ -125,7 +132,7 @@ diff --git a/fileio.c b/fileio.c
 diff --git a/generator.c b/generator.c
 --- a/generator.c
 +++ b/generator.c
-@@ -115,6 +115,10 @@ static int need_retouch_dir_times;
+@@ -111,6 +111,10 @@ static int need_retouch_dir_times;
  static int need_retouch_dir_perms;
  static const char *solo_file = NULL;
  
@@ -133,13 +140,13 @@ diff --git a/generator.c b/generator.c
 +#define close(fd) fadv_close(fd)
 +#endif
 +
- /* For calling delete_item() and delete_dir_contents(). */
- #define DEL_OWNED_BY_US 	(1<<0) /* file/dir has our uid */
- #define DEL_RECURSE		(1<<1) /* if dir, delete all contents */
+ enum nonregtype {
+     TYPE_DIR, TYPE_SPECIAL, TYPE_DEVICE, TYPE_SYMLINK
+ };
 diff --git a/options.c b/options.c
 --- a/options.c
 +++ b/options.c
-@@ -59,6 +59,7 @@ int preserve_uid = 0;
+@@ -60,6 +60,7 @@ int preserve_uid = 0;
  int preserve_gid = 0;
  int preserve_times = 0;
  int update_only = 0;
@@ -147,7 +154,7 @@ diff --git a/options.c b/options.c
  int cvs_exclude = 0;
  int dry_run = 0;
  int do_xfers = 1;
-@@ -325,6 +326,9 @@ void usage(enum logcode F)
+@@ -671,6 +672,9 @@ void usage(enum logcode F)
    rprintf(F,"     --backup-dir=DIR        make backups into hierarchy based in DIR\n");
    rprintf(F,"     --suffix=SUFFIX         set backup suffix (default %s w/o --backup-dir)\n",BACKUP_SUFFIX);
    rprintf(F," -u, --update                skip files that are newer on the receiver\n");
@@ -157,7 +164,7 @@ diff --git a/options.c b/options.c
    rprintf(F,"     --inplace               update destination files in-place (SEE MAN PAGE)\n");
    rprintf(F,"     --append                append data onto shorter files\n");
    rprintf(F,"     --append-verify         like --append, but with old data in file checksum\n");
-@@ -531,6 +535,9 @@ static struct poptOption long_options[] = {
+@@ -892,6 +896,9 @@ static struct poptOption long_options[] = {
    {"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 },
    {"update",          'u', POPT_ARG_NONE,   &update_only, 0, 0, 0 },
@@ -167,7 +174,7 @@ diff --git a/options.c b/options.c
    {"existing",         0,  POPT_ARG_NONE,   &ignore_non_existing, 0, 0, 0 },
    {"ignore-non-existing",0,POPT_ARG_NONE,   &ignore_non_existing, 0, 0, 0 },
    {"ignore-existing",  0,  POPT_ARG_NONE,   &ignore_existing, 0, 0, 0 },
-@@ -1693,6 +1700,11 @@ void server_options(char **args, int *argc_p)
+@@ -2287,6 +2294,11 @@ void server_options(char **args, int *argc_p)
  	if (!am_sender)
  		args[ac++] = "--sender";
  
@@ -182,7 +189,7 @@ diff --git a/options.c b/options.c
 diff --git a/receiver.c b/receiver.c
 --- a/receiver.c
 +++ b/receiver.c
-@@ -62,6 +62,10 @@ static int phase = 0, redoing = 0;
+@@ -64,6 +64,10 @@ static flist_ndx_list batch_redo_list;
  /* We're either updating the basis file or an identical copy: */
  static int updating_basis_or_equiv;
  
@@ -190,13 +197,13 @@ diff --git a/receiver.c b/receiver.c
 +#define close(fd) fadv_close(fd)
 +#endif
 +
- /*
-  * get_tmpname() - create a tmp filename for a given filename
-  *
+ #define TMPNAME_SUFFIX ".XXXXXX"
+ #define TMPNAME_SUFFIX_LEN ((int)sizeof TMPNAME_SUFFIX - 1)
+ #define MAX_UNIQUE_NUMBER 999999
 diff --git a/rsync.yo b/rsync.yo
 --- a/rsync.yo
 +++ b/rsync.yo
-@@ -352,6 +352,7 @@ to the detailed description below for a complete description.  verb(
+@@ -359,6 +359,7 @@ to the detailed description below for a complete description.  verb(
       --super                 receiver attempts super-user activities
       --fake-super            store/recover privileged attrs using xattrs
   -S, --sparse                handle sparse files efficiently
@@ -204,9 +211,9 @@ diff --git a/rsync.yo b/rsync.yo
   -n, --dry-run               perform a trial run with no changes made
   -W, --whole-file            copy files whole (w/o delta-xfer algorithm)
   -x, --one-file-system       don't cross filesystem boundaries
-@@ -1036,6 +1037,10 @@ NOTE: Don't use this option when the destination is a Solaris "tmpfs"
- filesystem. It doesn't seem to handle seeks over null regions
- correctly and ends up corrupting the files.
+@@ -1127,6 +1128,10 @@ NOTE: Don't use this option when the destination is a Solaris "tmpfs"
+ filesystem. It seems to have problems seeking over null regions,
+ and ends up corrupting the files.
  
 +dit(bf(--drop-cache)) Tell the OS to drop the caching of the file data.  This
 +prevents rsync from filling up the filesystem cache.  This can sometimes help
@@ -218,9 +225,9 @@ diff --git a/rsync.yo b/rsync.yo
 diff --git a/sender.c b/sender.c
 --- a/sender.c
 +++ b/sender.c
-@@ -46,6 +46,10 @@ extern int write_batch;
- extern struct stats stats;
- extern struct file_list *cur_flist, *first_flist, *dir_flist;
+@@ -49,6 +49,10 @@ extern struct file_list *cur_flist, *first_flist, *dir_flist;
+ 
+ BOOL extra_flist_sending_enabled;
  
 +#ifdef HAVE_POSIX_FADVISE64
 +#define close(fd) fadv_close(fd)
@@ -233,25 +240,25 @@ diff --git a/t_unsafe.c b/t_unsafe.c
 --- a/t_unsafe.c
 +++ b/t_unsafe.c
 @@ -28,6 +28,7 @@ int am_root = 0;
+ int am_sender = 1;
  int read_only = 0;
  int list_only = 0;
- int verbose = 0;
 +int drop_cache = 0;
+ int human_readable = 0;
  int preserve_perms = 0;
  int preserve_executability = 0;
- 
 diff --git a/util.c b/util.c
 --- a/util.c
 +++ b/util.c
-@@ -26,6 +26,7 @@
- extern int verbose;
+@@ -27,6 +27,7 @@
+ 
  extern int dry_run;
  extern int module_id;
 +extern int drop_cache;
  extern int modify_window;
  extern int relative_paths;
- extern int human_readable;
-@@ -41,6 +42,131 @@ char curr_dir[MAXPATHLEN];
+ extern int preserve_xattrs;
+@@ -42,6 +43,131 @@ char curr_dir[MAXPATHLEN];
  unsigned int curr_dir_len;
  int curr_dir_depth; /* This is only set for a sanitizing daemon. */
  
@@ -365,12 +372,12 @@ diff --git a/util.c b/util.c
 +		fadv_fd_init_func();
 +		fadv_close_buffer_size += pos - fadv_fd_pos[fd];
 +		fadv_close_ring[fadv_close_ring_head] = newfd;
-+		fadv_close_ring_head = (fadv_close_ring_head + 1) % fadv_max_fd;	
++		fadv_close_ring_head = (fadv_close_ring_head + 1) % fadv_max_fd;
 +		fadv_close_ring_size ++;
 +		if (fadv_close_ring_size == fadv_max_fd || fadv_close_buffer_size > 1024*1024 ){
 +			/* it seems fastest to drop things 'in groups' */
 +			fadv_close_all();
-+		} 
++		}
 +	}
 +	return close(fd);
 +}