the file's name.
---- Makefile.in 15 May 2004 00:48:11 -0000 1.101
-+++ Makefile.in 18 Jun 2004 17:27:47 -0000
+--- orig/Makefile.in 2004-11-03 11:56:03
++++ Makefile.in 2004-07-03 20:20:15
@@ -35,7 +35,7 @@ OBJS1=rsync.o generator.o receiver.o cle
main.o checksum.o match.o syscall.o log.o backup.o
OBJS2=options.o flist.o io.o compat.o hlink.o token.o uidlist.o socket.o \
DAEMON_OBJ = params.o loadparm.o clientserver.o access.o connection.o authenticate.o
popt_OBJS=popt/findme.o popt/popt.o popt/poptconfig.o \
popt/popthelp.o popt/poptparse.o
---- /dev/null 1 Jan 1970 00:00:00 -0000
-+++ hashlink.c 18 Jun 2004 17:27:47 -0000
-@@ -0,0 +1,342 @@
+--- orig/hashlink.c 2004-09-24 16:44:25
++++ hashlink.c 2004-09-24 16:44:25
+@@ -0,0 +1,340 @@
+/*
+ Copyright (C) Cronosys, LLC 2004
+
+ long this_fnbr;
+
+ *fnbr = 0;
-+
++
+ /* Build a list of potential candidates and open
+ * them. */
+ if ((d = opendir(hashname)) == NULL) {
-+ rsyserr(FERROR, errno, "opendir \"%s\"", hashname);
++ rsyserr(FERROR, errno, "opendir failed: \"%s\"", hashname);
+ free(hashname);
+ return NULL;
+ }
+ asprintf(&hashfile->name,"%s/%s",hashname,
+ di->d_name);
+ if (do_stat(hashfile->name,&st) == -1) {
-+ rsyserr(FERROR, errno, "%s: %s", hashfile->name);
++ rsyserr(FERROR, errno, "stat failed: %s", hashfile->name);
+ kill_hashfile(hashfile);
+ continue;
+ }
+ hashfile->nlink = st.st_nlink;
+ hashfile->fd = open(hashfile->name,O_RDONLY|O_BINARY);
+ if (hashfile->fd == -1) {
-+ rsyserr(FERROR, errno, "%s", hashfile->name);
++ rsyserr(FERROR, errno, "open failed: %s", hashfile->name);
+ kill_hashfile(hashfile);
+ continue;
+ }
+ /* There are no matches. */
+ return NULL;
+ }
-+
+ }
+
+ if (amt == -1) {
-+ rsyserr(FERROR, errno, "%s");
++ rsyserr(FERROR, errno, "read failed in compare_hashfiles()");
+ kill_hashfiles(files);
+ return NULL;
+ }
+int link_by_hash(char *fnametmp,char *fname,struct file_struct *file)
+{
+ STRUCT_STAT st;
-+ char *hashname = make_hash_name(file);
++ char *hashname = make_hash_name(file);
+ int first = 0, rc;
+ char *linkname;
+ long last_fnbr;
+ dirname = strdup(hashname);
+ *strrchr(dirname,'/') = 0;
+ if (do_mkdir(dirname, 0755) == -1 && errno != EEXIST) {
-+ rsyserr(FERROR, errno, "mkdir %s", dirname);
++ rsyserr(FERROR, errno, "mkdir failed: %s", dirname);
+ free(hashname);
+ free(dirname);
+ return robust_rename(fnametmp,fname,0644);
+ free(dirname);
+
+ if (do_mkdir(hashname, 0755) == -1 && errno != EEXIST) {
-+ rsyserr(FERROR, errno, "mkdir %s", hashname);
++ rsyserr(FERROR, errno, "mkdir failed: %s", hashname);
+ free(hashname);
+ return robust_rename(fnametmp,fname,0644);
+ }
+ first = 1;
+ asprintf(&linkname,"%s/0",hashname);
+ rprintf(FINFO, "(1) linkname = %s\n", linkname);
-+
+ } else {
+ struct hashfile_struct *hashfiles, *hashfile;
-+ int fd;
+
+ if (do_stat(fnametmp,&st) == -1) {
-+ rsyserr(FERROR, errno, "%s", fname);
++ rsyserr(FERROR, errno, "stat failed: %s", fname);
+ return -1;
+ }
+ hashfiles = find_hashfiles(hashname, st.st_size, &last_fnbr);
+ asprintf(&linkname,"%s/0",hashname);
+ rprintf(FINFO, "(2) linkname = %s\n", linkname);
+ } else {
-+
++ int fd;
+ /* Search for one identical to us. */
+ if ((fd = open(fnametmp,O_RDONLY|O_BINARY)) == -1) {
-+ rsyserr(FERROR, errno, "%s", fnametmp);
++ rsyserr(FERROR, errno, "open failed: %s", fnametmp);
+ kill_hashfiles(hashfiles);
+ return -1;
+ }
+ hashfile = compare_hashfiles(fd, hashfiles);
+ hashfiles = NULL;
++ close(fd);
+
+ if (hashfile) {
+ first = 0;
+ if (!first) {
+ rprintf(FINFO, "link-by-hash (existing): \"%s\" -> %s\n",
+ linkname, full_fname(fname));
++ robust_unlink(fname);
+ rc = do_link(linkname, fname);
+ if (rc == -1) {
+ if (errno == EMLINK) {
+ } else {
+ rsyserr(FERROR, errno, "link \"%s\" -> \"%s\"",
+ linkname, full_fname(fname));
-+ robust_unlink(fname);
+ rc = robust_rename(fnametmp,fname,0644);
+ }
+ } else {
+}
+
+#endif
---- options.c 7 Jun 2004 22:05:22 -0000 1.156
-+++ options.c 18 Jun 2004 17:27:47 -0000
-@@ -124,6 +124,7 @@ char *log_format = NULL;
+--- orig/options.c 2005-01-15 21:23:15
++++ options.c 2004-11-27 18:19:42
+@@ -128,6 +128,7 @@ char *log_format = NULL;
char *password_file = NULL;
char *rsync_path = RSYNC_PATH;
char *backup_dir = NULL;
+char *link_by_hash_dir = NULL;
char backup_dir_buf[MAXPATHLEN];
- int rsync_port = RSYNC_PORT;
- int link_dest = 0;
-@@ -270,6 +271,7 @@ void usage(enum logcode F)
- rprintf(F," -T --temp-dir=DIR create temporary files in directory DIR\n");
+ int rsync_port = 0;
+ int compare_dest = 0;
+@@ -288,6 +289,7 @@ void usage(enum logcode F)
rprintf(F," --compare-dest=DIR also compare destination files relative to DIR\n");
- rprintf(F," --link-dest=DIR create hardlinks to DIR for unchanged files\n");
+ rprintf(F," --copy-dest=DIR ... and include copies of unchanged files\n");
+ rprintf(F," --link-dest=DIR hardlink to files in DIR when unchanged\n");
+ rprintf(F," --link-by-hash=DIR create hardlinks by hash to DIR for regular files\n");
rprintf(F," -P equivalent to --partial --progress\n");
rprintf(F," -z, --compress compress file data\n");
rprintf(F," -C, --cvs-exclude auto ignore files in the same way CVS does\n");
-@@ -310,7 +312,7 @@ void usage(enum logcode F)
- enum {OPT_VERSION = 1000, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM,
- OPT_DELETE_AFTER, OPT_DELETE_EXCLUDED, OPT_LINK_DEST,
+@@ -323,7 +325,7 @@ enum {OPT_VERSION = 1000, OPT_DAEMON, OP
+ OPT_DELETE_AFTER, OPT_DELETE_EXCLUDED,
+ OPT_COMPARE_DEST, OPT_COPY_DEST, OPT_LINK_DEST,
OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_MODIFY_WINDOW,
-- OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_TIMEOUT,
-+ OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_TIMEOUT, OPT_LINK_BY_HASH,
+- OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_TIMEOUT, OPT_MAX_SIZE,
++ OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_TIMEOUT, OPT_MAX_SIZE, OPT_LINK_BY_HASH,
OPT_REFUSED_BASE = 9000};
static struct poptOption long_options[] = {
-@@ -368,6 +370,7 @@ static struct poptOption long_options[]
- {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
- {"compare-dest", 0, POPT_ARG_STRING, &compare_dest, 0, 0, 0 },
- {"link-dest", 0, POPT_ARG_STRING, &compare_dest, OPT_LINK_DEST, 0, 0 },
-+ {"link-by-hash", 0, POPT_ARG_STRING, 0, OPT_LINK_BY_HASH, 0, 0},
+@@ -384,6 +386,7 @@ static struct poptOption long_options[]
+ {"compare-dest", 0, POPT_ARG_STRING, 0, OPT_COMPARE_DEST, 0, 0 },
+ {"copy-dest", 0, POPT_ARG_STRING, 0, OPT_COPY_DEST, 0, 0 },
+ {"link-dest", 0, POPT_ARG_STRING, 0, OPT_LINK_DEST, 0, 0 },
++ {"link-by-hash", 0, POPT_ARG_STRING, 0, OPT_LINK_BY_HASH, 0, 0},
/* TODO: Should this take an optional int giving the compression level? */
{"compress", 'z', POPT_ARG_NONE, &do_compression, 0, 0, 0 },
- {"daemon", 0, POPT_ARG_NONE, &daemon_opt, 0, 0, 0 },
-@@ -596,6 +599,19 @@ int parse_arguments(int *argc, const cha
- return 0;
- #endif
+ {"stats", 0, POPT_ARG_NONE, &do_stats, 0, 0, 0 },
+@@ -750,6 +753,21 @@ int parse_arguments(int *argc, const cha
+ basis_dir[basis_dir_cnt++] = (char *)arg;
+ break;
+ case OPT_LINK_BY_HASH:
+#if HAVE_LINK
-+ link_by_hash_dir = (char *)poptGetOptArg(pc);
-+ checksum_seed = FIXED_CHECKSUM_SEED;
++ arg = poptGetOptArg(pc);
++ if (sanitize_paths)
++ arg = sanitize_path(NULL, arg, NULL, 0);
++ link_by_hash_dir = (char *)arg;
+ break;
+#else
+ snprintf(err_buf, sizeof err_buf,
default:
/* A large opt value means that set_refuse_options()
* turned this option off (opt-BASE is its index). */
-@@ -977,6 +993,11 @@ void server_options(char **args,int *arg
- args[ac++] = compare_dest;
+@@ -1226,6 +1244,11 @@ void server_options(char **args,int *arg
+ }
}
+ if (link_by_hash_dir && am_sender) {
if (files_from && (!am_sender || remote_filesfrom_file)) {
if (remote_filesfrom_file) {
args[ac++] = "--files-from";
---- receiver.c 14 Jun 2004 15:09:36 -0000 1.82
-+++ receiver.c 18 Jun 2004 17:27:47 -0000
-@@ -48,6 +48,7 @@ extern int ignore_errors;
- extern int orig_umask;
- extern int keep_partial;
- extern int checksum_seed;
+--- orig/receiver.c 2005-01-15 21:18:09
++++ receiver.c 2005-01-15 21:29:13
+@@ -38,6 +38,7 @@ extern int preserve_perms;
+ extern int cvs_exclude;
+ extern int io_error;
+ extern char *tmpdir;
+extern char *link_by_hash_dir;
-
- static void delete_one(char *fn, int is_dir)
- {
-@@ -198,10 +199,11 @@ static int get_tmpname(char *fnametmp, c
+ extern char *partial_dir;
+ extern char *basis_dir[];
+ extern int basis_dir_cnt;
+@@ -204,12 +205,13 @@ static int get_tmpname(char *fnametmp, c
- static int receive_data(int f_in,struct map_struct *mapbuf,int fd,char *fname,
-- OFF_T total_size)
-+ OFF_T total_size,char *md4)
+ static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r,
+- char *fname, int fd, OFF_T total_size)
++ char *fname, int fd, OFF_T total_size, char *md4)
{
- int i;
+ static char file_sum1[MD4_SUM_LENGTH];
+ static char file_sum2[MD4_SUM_LENGTH];
+ struct map_struct *mapbuf;
struct sum_struct sum;
+ struct mdfour mdfour_data;
- unsigned int len;
+ int32 len;
OFF_T offset = 0;
OFF_T offset2;
-@@ -212,6 +214,9 @@ static int receive_data(int f_in,struct
-
- read_sum_head(f_in, &sum);
+@@ -229,6 +231,9 @@ static int receive_data(int f_in, char *
+ } else
+ mapbuf = NULL;
+ if (md4)
+ mdfour_begin(&mdfour_data);
sum_init(checksum_seed);
while ((i = recv_token(f_in, &data)) != 0) {
-@@ -228,6 +233,8 @@ static int receive_data(int f_in,struct
+@@ -245,6 +250,8 @@ static int receive_data(int f_in, char *
cleanup_got_literal = 1;
- sum_update(data,i);
+ sum_update(data, i);
+ if (md4)
+ mdfour_update(&mdfour_data,data,i);
- if (fd != -1 && write_file(fd,data,i) != i) {
- rsyserr(FERROR, errno, "write failed on %s",
-@@ -255,6 +262,8 @@ static int receive_data(int f_in,struct
+ if (fd != -1 && write_file(fd,data,i) != i)
+ goto report_write_error;
+@@ -271,6 +278,8 @@ static int receive_data(int f_in, char *
see_token(map, len);
- sum_update(map,len);
+ sum_update(map, len);
+ if (md4)
+ mdfour_update(&mdfour_data,map,len);
}
- if (fd != -1 && write_file(fd,map,len) != (int) len) {
-@@ -277,6 +286,8 @@ static int receive_data(int f_in,struct
+ if (inplace) {
+@@ -311,6 +320,8 @@ static int receive_data(int f_in, char *
}
sum_end(file_sum1);
+ if (md4)
+ mdfour_result(&mdfour_data, (unsigned char*)md4);
- read_buf(f_in,file_sum2,MD4_SUM_LENGTH);
- if (verbose > 2) {
-@@ -380,7 +391,7 @@ int recv_files(int f_in,struct file_list
- if (fd1 != -1 && do_fstat(fd1,&st) != 0) {
- rsyserr(FERROR, errno, "fstat %s failed",
- full_fname(fnamecmp));
-- receive_data(f_in,NULL,-1,NULL,file->length);
-+ receive_data(f_in,NULL,-1,NULL,file->length,NULL);
- close(fd1);
- continue;
- }
-@@ -393,7 +404,7 @@ int recv_files(int f_in,struct file_list
- */
- rprintf(FERROR,"recv_files: %s is a directory\n",
- full_fname(fnamecmp));
-- receive_data(f_in, NULL, -1, NULL, file->length);
-+ receive_data(f_in,NULL,-1,NULL,file->length,NULL);
- close(fd1);
- continue;
- }
-@@ -445,7 +456,7 @@ int recv_files(int f_in,struct file_list
- if (fd2 == -1) {
- rsyserr(FERROR, errno, "mkstemp %s failed",
- full_fname(fnametmp));
-- receive_data(f_in,mapbuf,-1,NULL,file->length);
-+ receive_data(f_in,mapbuf,-1,NULL,file->length,NULL);
- if (mapbuf) unmap_file(mapbuf);
- if (fd1 != -1) close(fd1);
- continue;
-@@ -458,7 +469,11 @@ int recv_files(int f_in,struct file_list
- }
+ if (mapbuf)
+ unmap_file(mapbuf);
+@@ -326,7 +337,7 @@ static int receive_data(int f_in, char *
+
+ static void discard_receive_data(int f_in, OFF_T length)
+ {
+- receive_data(f_in, NULL, -1, 0, NULL, -1, length);
++ receive_data(f_in, NULL, -1, 0, NULL, -1, length, NULL);
+ }
+
+
+@@ -559,8 +570,12 @@ int recv_files(int f_in, struct file_lis
+ rprintf(FINFO, "%s\n", safe_fname(fname));
/* recv file data */
-- recv_ok = receive_data(f_in,mapbuf,fd2,fname,file->length);
+#ifdef HAVE_LINK
+ if (link_by_hash_dir)
+ file->u.sum = (char*)malloc(MD4_SUM_LENGTH);
+#endif
-+ recv_ok = receive_data(f_in,mapbuf,fd2,fname,file->length,file->u.sum);
+ recv_ok = receive_data(f_in, fnamecmp, fd1, st.st_size,
+- fname, fd2, file->length);
++ fname, fd2, file->length, file->u.sum);
log_recv(file, &initial_stats);
---- rsync.c 11 Jun 2004 07:40:45 -0000 1.141
-+++ rsync.c 18 Jun 2004 17:27:47 -0000
+--- orig/rsync.c 2005-01-10 09:50:46
++++ rsync.c 2004-08-13 18:14:34
@@ -34,6 +34,7 @@ extern int force_delete;
extern int recurse;
+ extern int keep_dirlinks;
extern int make_backups;
- extern char *backup_dir;
+extern char *link_by_hash_dir;
+ extern char *backup_dir;
+ extern int inplace;
-
- /*
-@@ -239,8 +240,12 @@ void finish_transfer(char *fname, char *
- if (make_backups && !make_backup(fname))
- return;
-
-- /* move tmp file over real file */
+@@ -259,7 +260,12 @@ void finish_transfer(char *fname, char *
+ /* move tmp file over real file */
+ if (verbose > 2)
+ rprintf(FINFO, "renaming %s to %s\n", fnametmp, fname);
- ret = robust_rename(fnametmp, fname, file->mode & INITACCESSPERMS);
+#ifdef HAVE_LINK
+ if (link_by_hash_dir)
if (ret < 0) {
rsyserr(FERROR, errno, "%s %s -> \"%s\"",
ret == -2 ? "copy" : "rename",
---- rsync.h 16 May 2004 07:28:24 -0000 1.204
-+++ rsync.h 18 Jun 2004 17:27:48 -0000
-@@ -522,6 +522,14 @@ struct stats {
+--- orig/rsync.h 2005-01-15 21:18:09
++++ rsync.h 2004-07-03 20:20:15
+@@ -538,6 +538,14 @@ struct stats {
int current_file_index;
};