X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/077e59b7696ae242548881b0a8ba53e02d2d62d5..c786a7aec545259f857212a2376ee4c274d2e3b6:/rsync.c

diff --git a/rsync.c b/rsync.c
index 472e1ef2..4c34deb4 100644
--- a/rsync.c
+++ b/rsync.c
@@ -24,17 +24,23 @@
 
 extern int verbose;
 extern int dry_run;
+extern int itemize_changes;
 extern int preserve_times;
+extern int omit_dir_times;
 extern int am_root;
+extern int am_server;
 extern int am_sender;
 extern int am_generator;
 extern int preserve_uid;
 extern int preserve_gid;
 extern int force_delete;
+extern int inplace;
 extern int recurse;
+extern int keep_dirlinks;
 extern int make_backups;
+extern struct stats stats;
 extern char *backup_dir;
-extern int inplace;
+extern char *log_format;
 
 
 /*
@@ -51,34 +57,39 @@ void free_sums(struct sum_struct *s)
  * delete a file or directory. If force_delete is set then delete
  * recursively
  */
-int delete_file(char *fname)
+int delete_file(char *fname, int mode, int flags)
 {
 	DIR *d;
 	struct dirent *di;
 	char buf[MAXPATHLEN];
 	STRUCT_STAT st;
-	int ret;
+	int zap_dir;
 
-#if SUPPORT_LINKS
-	ret = do_lstat(fname, &st);
-#else
-	ret = do_stat(fname, &st);
-#endif
-	if (ret)
-		return -1;
-
-	if (!S_ISDIR(st.st_mode)) {
-		if (robust_unlink(fname) == 0 || errno == ENOENT)
+	if (!S_ISDIR(mode)) {
+		if (robust_unlink(fname) == 0) {
+			if ((verbose || log_format) && !(flags & DEL_TERSE))
+				log_delete(fname, mode);
+			return 0;
+		}
+		if (errno == ENOENT)
 			return 0;
 		rsyserr(FERROR, errno, "delete_file: unlink %s failed",
 			full_fname(fname));
 		return -1;
 	}
 
-	if (do_rmdir(fname) == 0 || errno == ENOENT)
+	zap_dir = (flags & DEL_FORCE_RECURSE || (force_delete && recurse))
+		&& !(flags & DEL_NO_RECURSE);
+	if (dry_run && zap_dir)
+		errno = ENOTEMPTY;
+	else if (do_rmdir(fname) == 0) {
+		if ((verbose || log_format) && !(flags & DEL_TERSE))
+			log_delete(fname, mode);
+		return 0;
+	}
+	if (errno == ENOENT)
 		return 0;
-	if (!force_delete || !recurse
-	    || (errno != ENOTEMPTY && errno != EEXIST)) {
+	if (!zap_dir || (errno != ENOTEMPTY && errno != EEXIST)) {
 		rsyserr(FERROR, errno, "delete_file: rmdir %s failed",
 			full_fname(fname));
 		return -1;
@@ -91,15 +102,24 @@ int delete_file(char *fname)
 		return -1;
 	}
 
+	if (!(flags & DEL_TERSE)) {
+		if (verbose || log_format)
+			log_delete(fname, mode);
+		flags |= DEL_TERSE;
+	}
+
 	for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) {
 		char *dname = d_name(di);
 		if (dname[0] == '.' && (dname[1] == '\0'
 		    || (dname[1] == '.' && dname[2] == '\0')))
 			continue;
 		pathjoin(buf, sizeof buf, fname, dname);
-		if (verbose > 0)
-			rprintf(FINFO, "deleting %s\n", buf);
-		if (delete_file(buf) != 0) {
+
+		if (do_lstat(buf, &st) < 0)
+			continue;
+		if (verbose || log_format)
+			log_delete(buf, st.st_mode);
+		if (delete_file(buf, st.st_mode, flags) != 0) {
 			closedir(d);
 			return -1;
 		}
@@ -113,7 +133,7 @@ int delete_file(char *fname)
 
 	closedir(d);
 
-	if (do_rmdir(fname) != 0) {
+	if (do_rmdir(fname) != 0 && errno != ENOENT) {
 		rsyserr(FERROR, errno, "delete_file: rmdir %s failed",
 			full_fname(fname));
 		return -1;
@@ -129,10 +149,9 @@ int set_perms(char *fname,struct file_struct *file,STRUCT_STAT *st,
 	STRUCT_STAT st2;
 	int change_uid, change_gid;
 
-	if (dry_run)
-		return 0;
-
 	if (!st) {
+		if (dry_run)
+			return 1;
 		if (link_stat(fname, &st2, 0) < 0) {
 			rsyserr(FERROR, errno, "stat %s failed",
 				full_fname(fname));
@@ -142,14 +161,12 @@ int set_perms(char *fname,struct file_struct *file,STRUCT_STAT *st,
 	}
 
 	if (!preserve_times || S_ISLNK(st->st_mode)
-	    || (make_backups && !backup_dir && S_ISDIR(st->st_mode)))
+	 || (S_ISDIR(st->st_mode)
+	  && (omit_dir_times || (make_backups && !backup_dir))))
 		flags |= PERMS_SKIP_MTIME;
 	if (!(flags & PERMS_SKIP_MTIME)
 	    && cmp_modtime(st->st_mtime, file->modtime) != 0) {
-		/* don't complain about not setting times on directories
-		 * because some filesystems can't do it */
-		if (set_modtime(fname,file->modtime) != 0 &&
-		    !S_ISDIR(st->st_mode)) {
+		if (set_modtime(fname,file->modtime) != 0) {
 			rsyserr(FERROR, errno, "failed to set times on %s",
 				full_fname(fname));
 			return 0;
@@ -160,17 +177,24 @@ int set_perms(char *fname,struct file_struct *file,STRUCT_STAT *st,
 	change_uid = am_root && preserve_uid && st->st_uid != file->uid;
 	change_gid = preserve_gid && file->gid != GID_NONE
 		&& st->st_gid != file->gid;
+#if !defined HAVE_LCHOWN && !defined CHOWN_MODIFIES_SYMLINK
+	if (S_ISLNK(st->st_mode))
+		;
+	else
+#endif
 	if (change_uid || change_gid) {
 		if (verbose > 2) {
 			if (change_uid) {
 				rprintf(FINFO,
-				    "set uid of %s from %ld to %ld\n",
-				    fname, (long)st->st_uid, (long)file->uid);
+					"set uid of %s from %ld to %ld\n",
+					safe_fname(fname),
+					(long)st->st_uid, (long)file->uid);
 			}
 			if (change_gid) {
 				rprintf(FINFO,
-				    "set gid of %s from %ld to %ld\n",
-				    fname, (long)st->st_gid, (long)file->gid);
+					"set gid of %s from %ld to %ld\n",
+					safe_fname(fname),
+					(long)st->st_gid, (long)file->gid);
 			}
 		}
 		if (do_lchown(fname,
@@ -184,10 +208,11 @@ int set_perms(char *fname,struct file_struct *file,STRUCT_STAT *st,
 			return 0;
 		}
 		/* a lchown had been done - we have to re-stat if the
-                 * destination had the setuid or setgid bits set due
-                 * to the side effect of the chown call */
+		 * destination had the setuid or setgid bits set due
+		 * to the side effect of the chown call */
 		if (st->st_mode & (S_ISUID | S_ISGID)) {
-			link_stat(fname, st, 0);
+			link_stat(fname, st,
+				  keep_dirlinks && S_ISDIR(st->st_mode));
 		}
 		updated = 1;
 	}
@@ -207,9 +232,9 @@ int set_perms(char *fname,struct file_struct *file,STRUCT_STAT *st,
 
 	if (verbose > 1 && flags & PERMS_REPORT) {
 		if (updated)
-			rprintf(FINFO,"%s\n",fname);
+			rprintf(FINFO, "%s\n", safe_fname(fname));
 		else
-			rprintf(FINFO,"%s is uptodate\n",fname);
+			rprintf(FINFO, "%s is uptodate\n", safe_fname(fname));
 	}
 	return updated;
 }
@@ -233,35 +258,46 @@ void sig_int(void)
 /* finish off a file transfer, renaming the file and setting the permissions
    and ownership */
 void finish_transfer(char *fname, char *fnametmp, struct file_struct *file,
-		     int ok_to_set_time)
+		     int ok_to_set_time, int overwriting_basis)
 {
 	int ret;
 
-	if (make_backups && !make_backup(fname))
-		return;
-
 	if (inplace) {
 		if (verbose > 2)
-			rprintf(FINFO, "finishing %s\n", fname);
+			rprintf(FINFO, "finishing %s\n", safe_fname(fname));
 		goto do_set_perms;
 	}
 
+	if (make_backups && overwriting_basis && !make_backup(fname))
+		return;
+
+	/* Change permissions before putting the file into place. */
+	set_perms(fnametmp, file, NULL, ok_to_set_time ? 0 : PERMS_SKIP_MTIME);
+
 	/* move tmp file over real file */
-	if (verbose > 2)
-		rprintf(FINFO, "renaming %s to %s\n", fnametmp, fname);
+	if (verbose > 2) {
+		rprintf(FINFO, "renaming %s to %s\n",
+			safe_fname(fnametmp), safe_fname(fname));
+	}
 	ret = robust_rename(fnametmp, fname, file->mode & INITACCESSPERMS);
 	if (ret < 0) {
 		rsyserr(FERROR, errno, "%s %s -> \"%s\"",
 		    ret == -2 ? "copy" : "rename",
-		    full_fname(fnametmp), fname);
+		    full_fname(fnametmp), safe_fname(fname));
 		do_unlink(fnametmp);
 		return;
 	}
+	if (ret == 0) {
+		/* The file was moved into place (not copied), so it's done. */
+		return;
+	}
     do_set_perms:
 	set_perms(fname, file, NULL, ok_to_set_time ? 0 : PERMS_SKIP_MTIME);
 }
 
 const char *who_am_i(void)
 {
-    return am_sender ? "sender" : am_generator ? "generator" : "receiver";
+	if (am_sender < 0)
+		return am_server ? "server" : "client";
+	return am_sender ? "sender" : am_generator ? "generator" : "receiver";
 }