Back out change that treated "refuse options = compress" the same as

"dont compress = *", by request of Tridge.  Instead, mention the difference
in the man page.  Also, put in a shortcut in set_compression() to recognize
"*" earlier instead of going through malloc/strtok/fnmatch/free cycle.

options.c

@@ -238,13 +238,6 @@ static int check_refuse_options(char *ref, int opt)
 	while ((p = strstr(ref,name))) {
 		if ((p==ref || p[-1]==' ') &&
 		    (p[len] == ' ' || p[len] == 0)) {
-			if (opt == 'z') {
-				/* don't actually refuse this one, just */
-				/*  minimize the compression level for now */
-				extern int default_compression_level;
-				default_compression_level = 0;
-				return 0;
-			}
 			slprintf(err_buf,sizeof(err_buf),
 				 "The '%s' option is not supported by this server\n", name);
 			return 1;

rsyncd.conf.yo

 mailto(rsync-bugs@samba.org)
-manpage(rsyncd.conf)(5)(24 Nov 1998)()()
+manpage(rsyncd.conf)(5)(25 Nov 1998)()()
 manpagename(rsyncd.conf)(configuration file for rsync server)
 manpagesynopsis()
 
@@ -302,12 +302,12 @@ a 10 minute timeout).
 
 dit(bf(refuse options)) The "refuse options" option allows you to
 specify a space separated list of rsync command line options that will
-be refused by your rsync server. When an option is refused the server
-prints an error message and exits, except for the "compress" option
-in which case the server silently sends all files uncompressed.
-
-The full names of the options must be used (ie. you must use
-"checksum" not "c" to disable checksumming).
+be refused by your rsync server.  The full names of the options must be
+used (i.e., you must use "checksum" not "c" to disable checksumming).  
+When an option is refused, the server prints an error message and exits.
+To prevent all compression, you can use "dont compress = *" (see below)
+instead of "refuse options = compress" to avoid returning an error to a
+client that requests compression.
 
 dit(bf(dont compress)) The "dont compress" option allows you to select
 filenames based on wildcard patterns that should not be compressed

token.c

@@ -21,7 +21,6 @@
 #include "zlib/zlib.h"
 
 extern int do_compression;
-int default_compression_level = Z_DEFAULT_COMPRESSION;
 static int compression_level = Z_DEFAULT_COMPRESSION;
 
 /* determine the compression level based on a wildcard filename list */
@@ -33,11 +32,17 @@ void set_compression(char *fname)
 
 	if (!do_compression) return;
 
-	compression_level = default_compression_level;
+	compression_level = Z_DEFAULT_COMPRESSION;
 	dont = lp_dont_compress(module_id);
 
 	if (!dont || !*dont) return;
 
+	if ((dont[0] == '*') && (!dont[1])) {
+		/* an optimization to skip the rest of this routine */
+		compression_level = 0;
+		return;
+	}
+
 	dont = strdup(dont);
 	fname = strdup(fname);
 	if (!dont || !fname) return;