Commit | Line | Data |
---|---|---|
5e3c6c93 WD |
1 | This patch adds the --preallocate option that asks rsync to preallocate the |
2 | copied files. This slows down the copy, but should reduce fragmentation on | |
3 | systems that need that. | |
4 | ||
5 | To use this patch, run these commands for a successful build: | |
6 | ||
7 | patch -p1 <patches/preallocate.diff | |
8 | ./prepare-source | |
9 | ./configure | |
10 | make | |
11 | ||
c1ff70aa | 12 | based-on: a01e3b490eb36ccf9e704840e1b6683dab867550 |
f9df736a WD |
13 | diff --git a/compat.c b/compat.c |
14 | --- a/compat.c | |
15 | +++ b/compat.c | |
08e9fae5 | 16 | @@ -33,6 +33,7 @@ extern int inplace; |
f9df736a WD |
17 | extern int recurse; |
18 | extern int use_qsort; | |
19 | extern int allow_inc_recurse; | |
20 | +extern int preallocate_files; | |
21 | extern int append_mode; | |
22 | extern int fuzzy_basis; | |
23 | extern int read_batch; | |
08e9fae5 | 24 | @@ -188,6 +189,14 @@ void setup_protocol(int f_out,int f_in) |
f9df736a WD |
25 | if (read_batch) |
26 | check_batch_flags(); | |
27 | ||
28 | +#ifndef SUPPORT_PREALLOCATION | |
29 | + if (preallocate_files && !am_sender) { | |
08e9fae5 WD |
30 | + rprintf(FERROR, "preallocation is not supported on this %s\n", |
31 | + am_server ? "Server" : "Client"); | |
f9df736a WD |
32 | + exit_cleanup(RERR_SYNTAX); |
33 | + } | |
34 | +#endif | |
35 | + | |
36 | if (protocol_version < 30) { | |
37 | if (append_mode == 1) | |
38 | append_mode = 2; | |
cc3e685d WD |
39 | diff --git a/configure.in b/configure.in |
40 | --- a/configure.in | |
41 | +++ b/configure.in | |
c1ff70aa | 42 | @@ -589,13 +589,49 @@ AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \ |
5e3c6c93 | 43 | setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \ |
5214a41b | 44 | seteuid strerror putenv iconv_open locale_charset nl_langinfo getxattr \ |
fc557362 | 45 | extattr_get_link sigaction sigprocmask setattrlist getgrouplist \ |
72e5645e | 46 | - initgroups utimensat) |
08e9fae5 | 47 | + initgroups utimensat posix_fallocate) |
5e3c6c93 | 48 | |
4c15e800 WD |
49 | dnl cygwin iconv.h defines iconv_open as libiconv_open |
50 | if test x"$ac_cv_func_iconv_open" != x"yes"; then | |
f9df736a WD |
51 | AC_CHECK_FUNC(libiconv_open, [ac_cv_func_iconv_open=yes; AC_DEFINE(HAVE_ICONV_OPEN, 1)]) |
52 | fi | |
53 | ||
54 | +dnl Preallocation stuff (also fallocate, posix_fallocate function tests above): | |
55 | + | |
08e9fae5 | 56 | +AC_CACHE_CHECK([for useable fallocate],rsync_cv_have_fallocate,[ |
8a946eb0 | 57 | +AC_TRY_LINK([#include <fcntl.h> |
08e9fae5 | 58 | +#include <sys/types.h>], |
8a946eb0 | 59 | +[fallocate(0, 0, 0, 0);], |
08e9fae5 WD |
60 | +rsync_cv_have_fallocate=yes,rsync_cv_have_fallocate=no)]) |
61 | +if test x"$rsync_cv_have_fallocate" = x"yes"; then | |
62 | + AC_DEFINE(HAVE_FALLOCATE, 1, [Define to 1 if you have the fallocate function and it compiles and links without error]) | |
63 | +fi | |
64 | + | |
f9df736a WD |
65 | +AC_CACHE_CHECK([for SYS_fallocate],rsync_cv_have_sys_fallocate,[ |
66 | +AC_TRY_COMPILE([#include <sys/syscall.h> | |
67 | +#include <sys/types.h>], | |
8a946eb0 | 68 | +[syscall(SYS_fallocate, 0, 0, (loff_t)0, (loff_t)0);], |
f9df736a WD |
69 | +rsync_cv_have_sys_fallocate=yes,rsync_cv_have_sys_fallocate=no)]) |
70 | +if test x"$rsync_cv_have_sys_fallocate" = x"yes"; then | |
71 | + AC_DEFINE(HAVE_SYS_FALLOCATE, 1, [Define to 1 if you have the SYS_fallocate syscall number]) | |
72 | +fi | |
73 | + | |
74 | +if test x"$ac_cv_func_posix_fallocate" = x"yes"; then | |
75 | + AC_MSG_CHECKING([whether posix_fallocate is efficient]) | |
76 | + case $host_os in | |
77 | + *cygwin*) | |
78 | + AC_MSG_RESULT(yes) | |
79 | + AC_DEFINE(HAVE_EFFICIENT_POSIX_FALLOCATE, 1, | |
80 | + [Define if posix_fallocate is efficient (Cygwin)]) | |
81 | + ;; | |
82 | + *) | |
83 | + AC_MSG_RESULT(no) | |
84 | + ;; | |
85 | + esac | |
86 | +fi | |
87 | + | |
88 | +dnl End of preallocation stuff | |
89 | + | |
90 | AC_CHECK_FUNCS(getpgrp tcgetpgrp) | |
91 | if test $ac_cv_func_getpgrp = yes; then | |
92 | AC_FUNC_GETPGRP | |
cc3e685d WD |
93 | diff --git a/options.c b/options.c |
94 | --- a/options.c | |
95 | +++ b/options.c | |
c0c7984e | 96 | @@ -73,6 +73,7 @@ int remove_source_files = 0; |
5e3c6c93 WD |
97 | int one_file_system = 0; |
98 | int protocol_version = PROTOCOL_VERSION; | |
99 | int sparse_files = 0; | |
100 | +int preallocate_files = 0; | |
101 | int do_compression = 0; | |
102 | int def_compress_level = Z_DEFAULT_COMPRESSION; | |
58b399b9 | 103 | int am_root = 0; /* 0 = normal, 1 = root, 2 = --super, -1 = --fake-super */ |
72e5645e | 104 | @@ -567,6 +568,7 @@ static void print_rsync_version(enum logcode f) |
5e3c6c93 | 105 | char const *links = "no "; |
58b399b9 | 106 | char const *iconv = "no "; |
5e3c6c93 WD |
107 | char const *ipv6 = "no "; |
108 | + char const *preallocation = "no "; | |
109 | STRUCT_STAT *dumstat; | |
110 | ||
ac2da598 | 111 | #if SUBPROTOCOL_VERSION != 0 |
72e5645e WD |
112 | @@ -600,6 +602,9 @@ static void print_rsync_version(enum logcode f) |
113 | #ifdef CAN_SET_SYMLINK_TIMES | |
85096e5e | 114 | symtimes = ""; |
5e3c6c93 | 115 | #endif |
5e3c6c93 WD |
116 | +#ifdef SUPPORT_PREALLOCATION |
117 | + preallocation = ""; | |
118 | +#endif | |
ac2da598 WD |
119 | |
120 | rprintf(f, "%s version %s protocol version %d%s\n", | |
121 | RSYNC_NAME, RSYNC_VERSION, PROTOCOL_VERSION, subprotocol); | |
72e5645e | 122 | @@ -613,8 +618,8 @@ static void print_rsync_version(enum logcode f) |
5e3c6c93 WD |
123 | (int)(sizeof (int64) * 8)); |
124 | rprintf(f, " %ssocketpairs, %shardlinks, %ssymlinks, %sIPv6, batchfiles, %sinplace,\n", | |
125 | got_socketpair, hardlinks, links, ipv6, have_inplace); | |
85096e5e WD |
126 | - rprintf(f, " %sappend, %sACLs, %sxattrs, %siconv, %ssymtimes\n", |
127 | - have_inplace, acls, xattrs, iconv, symtimes); | |
128 | + rprintf(f, " %sappend, %sACLs, %sxattrs, %siconv, %ssymtimes, %spreallocation\n", | |
129 | + have_inplace, acls, xattrs, iconv, symtimes, preallocation); | |
5e3c6c93 WD |
130 | |
131 | #ifdef MAINTAINER_MODE | |
132 | rprintf(f, "Panic Action: \"%s\"\n", get_panic_action()); | |
08e9fae5 | 133 | @@ -704,6 +709,11 @@ void usage(enum logcode F) |
58b399b9 WD |
134 | rprintf(F," --fake-super store/recover privileged attrs using xattrs\n"); |
135 | #endif | |
5e3c6c93 WD |
136 | rprintf(F," -S, --sparse handle sparse files efficiently\n"); |
137 | +#ifdef SUPPORT_PREALLOCATION | |
f9df736a | 138 | + rprintf(F," --preallocate allocate dest files before writing them\n"); |
08e9fae5 WD |
139 | +#else |
140 | + rprintf(F," --preallocate pre-allocate dest files on remote receiver\n"); | |
5e3c6c93 | 141 | +#endif |
e2b0842a | 142 | rprintf(F," -n, --dry-run perform a trial run with no changes made\n"); |
f2863bc0 | 143 | rprintf(F," -W, --whole-file copy files whole (without delta-xfer algorithm)\n"); |
5e3c6c93 | 144 | rprintf(F," -x, --one-file-system don't cross filesystem boundaries\n"); |
08e9fae5 | 145 | @@ -900,6 +910,7 @@ static struct poptOption long_options[] = { |
c0c7984e WD |
146 | {"sparse", 'S', POPT_ARG_VAL, &sparse_files, 1, 0, 0 }, |
147 | {"no-sparse", 0, POPT_ARG_VAL, &sparse_files, 0, 0, 0 }, | |
148 | {"no-S", 0, POPT_ARG_VAL, &sparse_files, 0, 0, 0 }, | |
5e3c6c93 | 149 | + {"preallocate", 0, POPT_ARG_NONE, &preallocate_files, 0, 0, 0}, |
c0c7984e WD |
150 | {"inplace", 0, POPT_ARG_VAL, &inplace, 1, 0, 0 }, |
151 | {"no-inplace", 0, POPT_ARG_VAL, &inplace, 0, 0, 0 }, | |
790ba11a | 152 | {"append", 0, POPT_ARG_NONE, 0, OPT_APPEND, 0, 0 }, |
c1ff70aa | 153 | @@ -2661,6 +2672,9 @@ void server_options(char **args, int *argc_p) |
5e3c6c93 WD |
154 | else if (remove_source_files) |
155 | args[ac++] = "--remove-sent-files"; | |
156 | ||
157 | + if (preallocate_files && am_sender) | |
158 | + args[ac++] = "--preallocate"; | |
159 | + | |
ae306a29 WD |
160 | if (ac > MAX_SERVER_ARGS) { /* Not possible... */ |
161 | rprintf(FERROR, "argc overflow in server_options().\n"); | |
162 | exit_cleanup(RERR_MALLOC); | |
cc3e685d WD |
163 | diff --git a/receiver.c b/receiver.c |
164 | --- a/receiver.c | |
165 | +++ b/receiver.c | |
fc557362 | 166 | @@ -44,6 +44,7 @@ extern int cleanup_got_literal; |
5e3c6c93 WD |
167 | extern int remove_source_files; |
168 | extern int append_mode; | |
169 | extern int sparse_files; | |
170 | +extern int preallocate_files; | |
171 | extern int keep_partial; | |
fc557362 | 172 | extern int checksum_len; |
5e3c6c93 | 173 | extern int checksum_seed; |
08e9fae5 | 174 | @@ -207,6 +208,22 @@ static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r, |
f9df736a | 175 | char *data; |
5e3c6c93 WD |
176 | int32 i; |
177 | char *map = NULL; | |
5e3c6c93 | 178 | +#ifdef SUPPORT_PREALLOCATION |
08e9fae5 | 179 | +#ifdef PREALLOCATE_NEEDS_TRUNCATE |
cc3e685d | 180 | + OFF_T preallocated_len = 0; |
08e9fae5 | 181 | +#endif |
5e3c6c93 WD |
182 | + |
183 | + if (preallocate_files && fd != -1 && total_size > 0) { | |
08e9fae5 WD |
184 | + /* Try to preallocate enough space for file's eventual length. Can |
185 | + * reduce fragmentation on filesystems like ext4, xfs, and NTFS. */ | |
186 | + if (do_fallocate(fd, 0, total_size) == 0) { | |
187 | +#ifdef PREALLOCATE_NEEDS_TRUNCATE | |
5e3c6c93 | 188 | + preallocated_len = total_size; |
08e9fae5 WD |
189 | +#endif |
190 | + } else | |
f9df736a | 191 | + rsyserr(FWARNING, errno, "do_fallocate %s", full_fname(fname)); |
5e3c6c93 WD |
192 | + } |
193 | +#endif | |
f9df736a | 194 | |
5e3c6c93 WD |
195 | read_sum_head(f_in, &sum); |
196 | ||
08e9fae5 | 197 | @@ -317,8 +334,14 @@ static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r, |
5e3c6c93 WD |
198 | goto report_write_error; |
199 | ||
200 | #ifdef HAVE_FTRUNCATE | |
abd3adb8 | 201 | - if (inplace && fd != -1 |
fc557362 | 202 | - && ftruncate(fd, offset) < 0) { |
5e3c6c93 WD |
203 | + /* inplace: New data could be shorter than old data. |
204 | + * preallocate_files: total_size could have been an overestimate. | |
205 | + * Cut off any extra preallocated zeros from dest file. */ | |
fc557362 | 206 | + if ((inplace |
08e9fae5 | 207 | +#ifdef PREALLOCATE_NEEDS_TRUNCATE |
fc557362 | 208 | + || preallocated_len > offset |
5e3c6c93 | 209 | +#endif |
fc557362 | 210 | + ) && fd != -1 && ftruncate(fd, offset) < 0) { |
abd3adb8 WD |
211 | rsyserr(FERROR_XFER, errno, "ftruncate failed on %s", |
212 | full_fname(fname)); | |
fc557362 | 213 | } |
cc3e685d WD |
214 | diff --git a/rsync.h b/rsync.h |
215 | --- a/rsync.h | |
216 | +++ b/rsync.h | |
08e9fae5 | 217 | @@ -646,6 +646,21 @@ struct ht_int64_node { |
ffc18846 | 218 | #define ACLS_NEED_MASK 1 |
5e3c6c93 WD |
219 | #endif |
220 | ||
08e9fae5 WD |
221 | +#if defined HAVE_FALLOCATE || HAVE_SYS_FALLOCATE |
222 | +#include <linux/falloc.h> | |
223 | +#ifdef FALLOC_FL_KEEP_SIZE | |
5e3c6c93 | 224 | +#define SUPPORT_PREALLOCATION 1 |
08e9fae5 WD |
225 | +#elif defined HAVE_FTRUNCATE |
226 | +#define SUPPORT_PREALLOCATION 1 | |
227 | +#define PREALLOCATE_NEEDS_TRUNCATE 1 | |
228 | +#endif | |
229 | +#else /* !fallocate */ | |
230 | +#if defined HAVE_EFFICIENT_POSIX_FALLOCATE && defined HAVE_FTRUNCATE | |
231 | +#define SUPPORT_PREALLOCATION 1 | |
232 | +#define PREALLOCATE_NEEDS_TRUNCATE 1 | |
233 | +#endif | |
5e3c6c93 WD |
234 | +#endif |
235 | + | |
612d3765 | 236 | union file_extras { |
c4bd76ea WD |
237 | int32 num; |
238 | uint32 unum; | |
cc3e685d WD |
239 | diff --git a/rsync.yo b/rsync.yo |
240 | --- a/rsync.yo | |
241 | +++ b/rsync.yo | |
fc557362 | 242 | @@ -359,6 +359,7 @@ to the detailed description below for a complete description. verb( |
612d3765 | 243 | --super receiver attempts super-user activities |
58b399b9 | 244 | --fake-super store/recover privileged attrs using xattrs |
612d3765 | 245 | -S, --sparse handle sparse files efficiently |
f9df736a | 246 | + --preallocate allocate dest files before writing |
e2b0842a | 247 | -n, --dry-run perform a trial run with no changes made |
f2863bc0 | 248 | -W, --whole-file copy files whole (w/o delta-xfer algorithm) |
612d3765 | 249 | -x, --one-file-system don't cross filesystem boundaries |
08e9fae5 | 250 | @@ -1127,6 +1128,17 @@ NOTE: Don't use this option when the destination is a Solaris "tmpfs" |
72e5645e WD |
251 | filesystem. It seems to have problems seeking over null regions, |
252 | and ends up corrupting the files. | |
612d3765 WD |
253 | |
254 | +dit(bf(--preallocate)) This tells the receiver to allocate each destination | |
f9df736a | 255 | +file to its eventual size before writing data to the file. Rsync will only use |
08e9fae5 WD |
256 | +the real filesystem-level preallocation support provided by Linux's |
257 | +bf(fallocate)(2) system call or Cygwin's bf(posix_fallocate)(3), not the slow | |
258 | +glibc implementation that writes a zero byte into each block. | |
612d3765 | 259 | + |
08e9fae5 WD |
260 | +Without this option, larger files may not be entirely contiguous on the |
261 | +filesystem, but with this option rsync will probably copy more slowly. If the | |
262 | +destination is not an extent-supporting filesystem (such as ext4, xfs, NTFS, | |
263 | +etc.), this option may have no positive effect at all. | |
612d3765 | 264 | + |
e2b0842a WD |
265 | dit(bf(-n, --dry-run)) This makes rsync perform a trial run that doesn't |
266 | make any changes (and produces mostly the same output as a real run). It | |
267 | is most commonly used in combination with the bf(-v, --verbose) and/or | |
f9df736a WD |
268 | diff --git a/syscall.c b/syscall.c |
269 | --- a/syscall.c | |
270 | +++ b/syscall.c | |
271 | @@ -29,6 +29,10 @@ | |
272 | #include <sys/attr.h> | |
273 | #endif | |
274 | ||
275 | +#if defined HAVE_SYS_FALLOCATE && !defined HAVE_FALLOCATE | |
276 | +#include <sys/syscall.h> | |
277 | +#endif | |
278 | + | |
279 | extern int dry_run; | |
280 | extern int am_root; | |
72e5645e | 281 | extern int am_sender; |
08e9fae5 | 282 | @@ -325,3 +329,25 @@ OFF_T do_lseek(int fd, OFF_T offset, int whence) |
c0c7984e | 283 | return lseek(fd, offset, whence); |
f9df736a WD |
284 | #endif |
285 | } | |
286 | + | |
287 | +#ifdef SUPPORT_PREALLOCATION | |
288 | +int do_fallocate(int fd, OFF_T offset, OFF_T length) | |
289 | +{ | |
08e9fae5 WD |
290 | +#ifdef FALLOC_FL_KEEP_SIZE |
291 | +#define DO_FALLOC_OPTIONS FALLOC_FL_KEEP_SIZE | |
292 | +#else | |
293 | +#define DO_FALLOC_OPTIONS 0 | |
294 | +#endif | |
f9df736a WD |
295 | + RETURN_ERROR_IF(dry_run, 0); |
296 | + RETURN_ERROR_IF_RO_OR_LO; | |
f9df736a | 297 | +#if defined HAVE_FALLOCATE |
08e9fae5 | 298 | + return fallocate(fd, DO_FALLOC_OPTIONS, offset, length); |
f9df736a | 299 | +#elif defined HAVE_SYS_FALLOCATE |
08e9fae5 | 300 | + return syscall(SYS_fallocate, fd, DO_FALLOC_OPTIONS, (loff_t)offset, (loff_t)length); |
f9df736a WD |
301 | +#elif defined HAVE_EFFICIENT_POSIX_FALLOCATE |
302 | + return posix_fallocate(fd, offset, length); | |
303 | +#else | |
08e9fae5 | 304 | +#error Coding error in SUPPORT_PREALLOCATION logic. |
f9df736a WD |
305 | +#endif |
306 | +} | |
307 | +#endif | |
cc3e685d WD |
308 | diff --git a/t_stub.c b/t_stub.c |
309 | --- a/t_stub.c | |
310 | +++ b/t_stub.c | |
ffc18846 | 311 | @@ -22,6 +22,7 @@ |
5e3c6c93 WD |
312 | #include "rsync.h" |
313 | ||
314 | int modify_window = 0; | |
315 | +int preallocate_files = 0; | |
316 | int module_id = -1; | |
317 | int relative_paths = 0; | |
fc557362 | 318 | int module_dirlen = 0; |
cc3e685d WD |
319 | diff --git a/util.c b/util.c |
320 | --- a/util.c | |
321 | +++ b/util.c | |
fc557362 WD |
322 | @@ -26,6 +26,7 @@ |
323 | #include "inums.h" | |
5e3c6c93 | 324 | |
5e3c6c93 WD |
325 | extern int dry_run; |
326 | +extern int preallocate_files; | |
327 | extern int module_id; | |
328 | extern int modify_window; | |
329 | extern int relative_paths; | |
08e9fae5 | 330 | @@ -332,6 +333,9 @@ int copy_file(const char *source, const char *dest, int ofd, mode_t mode) |
e2b0842a | 331 | int ifd; |
5e3c6c93 WD |
332 | char buf[1024 * 8]; |
333 | int len; /* Number of bytes read into `buf'. */ | |
08e9fae5 WD |
334 | +#ifdef PREALLOCATE_NEEDS_TRUNCATE |
335 | + OFF_T preallocated_len = 0, offset = 0; | |
5e3c6c93 WD |
336 | +#endif |
337 | ||
c8a8b4a7 | 338 | if ((ifd = do_open(source, O_RDONLY, 0)) < 0) { |
91270139 | 339 | int save_errno = errno; |
08e9fae5 | 340 | @@ -357,6 +361,25 @@ int copy_file(const char *source, const char *dest, int ofd, mode_t mode) |
e2b0842a | 341 | } |
5e3c6c93 WD |
342 | } |
343 | ||
344 | +#ifdef SUPPORT_PREALLOCATION | |
345 | + if (preallocate_files) { | |
5e3c6c93 | 346 | + STRUCT_STAT srcst; |
08e9fae5 WD |
347 | + |
348 | + /* Try to preallocate enough space for file's eventual length. Can | |
349 | + * reduce fragmentation on filesystems like ext4, xfs, and NTFS. */ | |
350 | + if (do_fstat(ifd, &srcst) < 0) | |
f9df736a | 351 | + rsyserr(FWARNING, errno, "fstat %s", full_fname(source)); |
08e9fae5 WD |
352 | + else if (srcst.st_size > 0) { |
353 | + if (do_fallocate(ofd, 0, srcst.st_size) == 0) { | |
354 | +#ifdef PREALLOCATE_NEEDS_TRUNCATE | |
355 | + preallocated_len = srcst.st_size; | |
356 | +#endif | |
357 | + } else | |
358 | + rsyserr(FWARNING, errno, "do_fallocate %s", full_fname(dest)); | |
359 | + } | |
5e3c6c93 WD |
360 | + } |
361 | +#endif | |
362 | + | |
363 | while ((len = safe_read(ifd, buf, sizeof buf)) > 0) { | |
5e3c6c93 | 364 | if (full_write(ofd, buf, len) < 0) { |
91270139 | 365 | int save_errno = errno; |
08e9fae5 WD |
366 | @@ -366,6 +389,9 @@ int copy_file(const char *source, const char *dest, int ofd, mode_t mode) |
367 | errno = save_errno; | |
368 | return -1; | |
369 | } | |
370 | +#ifdef PREALLOCATE_NEEDS_TRUNCATE | |
371 | + offset += len; | |
372 | +#endif | |
373 | } | |
374 | ||
375 | if (len < 0) { | |
376 | @@ -382,6 +408,16 @@ int copy_file(const char *source, const char *dest, int ofd, mode_t mode) | |
5e3c6c93 WD |
377 | full_fname(source)); |
378 | } | |
379 | ||
08e9fae5 | 380 | +#ifdef PREALLOCATE_NEEDS_TRUNCATE |
5e3c6c93 WD |
381 | + /* Source file might have shrunk since we fstatted it. |
382 | + * Cut off any extra preallocated zeros from dest file. */ | |
08e9fae5 WD |
383 | + if (offset < preallocated_len && ftruncate(ofd, offset) < 0) { |
384 | + /* If we fail to truncate, the dest file may be wrong, so we | |
385 | + * must trigger the "partial transfer" error. */ | |
386 | + rsyserr(FERROR_XFER, errno, "ftruncate %s", full_fname(dest)); | |
387 | + } | |
5e3c6c93 WD |
388 | +#endif |
389 | + | |
390 | if (close(ofd) < 0) { | |
91270139 | 391 | int save_errno = errno; |
cc3e685d | 392 | rsyserr(FERROR_XFER, errno, "close failed on %s", |