X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/151f59f155c1a2f3f6301c0ad5b59654d922e34a..0417c34e2d641cbac292ba5cf8a619249c87d4e3:/flist.c

diff --git a/flist.c b/flist.c
index 30e88ab4..1f11193f 100644
--- a/flist.c
+++ b/flist.c
@@ -480,19 +480,16 @@ void send_file_entry(struct file_struct *file, int f, unsigned short base_flags)
 	}
 #endif
 
-	if (always_checksum) {
+	if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) {
 		char *sum;
+		int slen = protocol_version < 21 ? 2 : MD4_SUM_LENGTH;
 		if (S_ISREG(mode))
 			sum = file->u.sum;
-		else if (protocol_version < 28) {
+		else {
 			/* Prior to 28, we sent a useless set of nulls. */
 			sum = empty_sum;
-		} else
-			sum = NULL;
-		if (sum) {
-			write_buf(f, sum,
-			    protocol_version < 21 ? 2 : MD4_SUM_LENGTH);
 		}
+		write_buf(f, sum, slen);
 	}
 
 	strlcpy(lastname, fname, MAXPATHLEN);
@@ -708,20 +705,17 @@ static struct file_struct *receive_file_entry(struct file_list *flist,
 	}
 #endif
 
-	if (always_checksum) {
+	if (always_checksum && (sum_len || protocol_version < 28)) {
 		char *sum;
+		int slen = protocol_version < 21 ? 2 : MD4_SUM_LENGTH;
 		if (sum_len) {
 			file->u.sum = sum = bp;
 			/*bp += sum_len;*/
-		} else if (protocol_version < 28) {
+		} else {
 			/* Prior to 28, we get a useless set of nulls. */
 			sum = empty_sum;
-		} else
-			sum = NULL;
-		if (sum) {
-			read_buf(f, sum,
-			    protocol_version < 21 ? 2 : MD4_SUM_LENGTH);
 		}
+		read_buf(f, sum, slen);
 	}
 
 	if (!preserve_perms) {
@@ -1166,7 +1160,41 @@ struct file_list *send_file_list(int f, int argc, char *argv[])
 					dir = fname;
 				fname = p + 1;
 			}
-		} else if (implied_dirs && (p=strrchr(fname,'/')) && p != fname) {
+		} else if ((p = strstr(fname, "/./")) != NULL) {
+			*p = '\0';
+			if (p == fname)
+				dir = "/";
+			else
+				dir = fname;
+			fname = p + 3;
+		}
+
+		if (!*fname)
+			fname = ".";
+
+		if (dir && *dir) {
+			static char *lastdir;
+			static int lastdir_len;
+
+			strlcpy(olddir, curr_dir, sizeof olddir);
+
+			if (!push_dir(dir)) {
+				io_error |= IOERR_GENERAL;
+				rsyserr(FERROR, errno, "push_dir %s failed",
+					full_fname(dir));
+				continue;
+			}
+
+			if (lastdir && strcmp(lastdir, dir) == 0) {
+				flist_dir = lastdir;
+				flist_dir_len = lastdir_len;
+			} else {
+				flist_dir = lastdir = strdup(dir);
+				flist_dir_len = lastdir_len = strlen(dir);
+			}
+		}
+
+		if (implied_dirs && (p=strrchr(fname,'/')) && p != fname) {
 			/* Send the implied directories at the start of the
 			 * source spec, so we get their permissions right. */
 			char *lp = lastpath, *fn = fname, *slash = fname;
@@ -1197,31 +1225,6 @@ struct file_list *send_file_list(int f, int argc, char *argv[])
 			}
 		}
 
-		if (!*fname)
-			fname = ".";
-
-		if (dir && *dir) {
-			static char *lastdir;
-			static int lastdir_len;
-
-			strcpy(olddir, curr_dir); /* can't overflow */
-
-			if (!push_dir(dir)) {
-				io_error |= IOERR_GENERAL;
-				rsyserr(FERROR, errno, "push_dir %s failed",
-					full_fname(dir));
-				continue;
-			}
-
-			if (lastdir && strcmp(lastdir, dir) == 0) {
-				flist_dir = lastdir;
-				flist_dir_len = lastdir_len;
-			} else {
-				flist_dir = lastdir = strdup(dir);
-				flist_dir_len = lastdir_len = strlen(dir);
-			}
-		}
-
 		if (one_file_system)
 			filesystem_dev = st.st_dev;
 
@@ -1235,7 +1238,7 @@ struct file_list *send_file_list(int f, int argc, char *argv[])
 			flist_dir_len = 0;
 			if (!pop_dir(olddir)) {
 				rsyserr(FERROR, errno, "pop_dir %s failed",
-					full_fname(dir));
+					full_fname(olddir));
 				exit_cleanup(RERR_FILESELECT);
 			}
 		}