syslogd: Rename -R flag to -r, same as logger tool

Now that we've dropped the previous -r flag we can rename the rotation
flag so it's the same between both logger and syslogd.

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

ChangeLog.md

@@ -29,9 +29,10 @@ and a replacement for `syslog.h` to enable new features in RFC5424.
   RFC5424 features like MsgID or structured data
 - Incompatible changes to command line options for `syslogd` and
   `klogd`, e.g;
-  - In syslogd: `-b` and `-c` have been replaced with `-R` for global
-    log rotation, `-a` has been replaced with the new `-p` support.
-    The `-r` flag and `-s HOST` has also been dropped
+  - In syslogd: `-b` and `-c` have been replaced with `-r` for global
+    log rotation, `-a` has been replaced with the new `-p` support.  The
+    `-r` flag and `-s HOST` has also been dropped in favor of the BSD
+    `-s` flag to control two levels of _secure mode_
   - In klogd: `-i` and `-I` have been removed
 - Update COPYING file to GPL 2 rev 2, with new FSF address and other minor stuff
 - Update license header in all files:

man/syslogd.8

@@ -20,7 +20,7 @@
 .Op Fl m Ar sec
 .Op Fl P Ar file
 .Op Fl p Ar sock
-.Op Fl R Ar size[:count]
+.Op Fl r Ar size[:count]
 .Sh DESCRIPTION
 .Nm
 support RFC3164 and RFC5424 style log messages for both local and remote
@@ -158,7 +158,7 @@ log sockets.  This might be needed when running applications in
 containers or a
 .Xr chroot 8
 environment.
-.It Fl R Ar size[:count]
+.It Fl r Ar size[:count]
 Enable built-in support for log rotation of files listed in
 .Pa /etc/syslog.conf .
 This feature is particulary useful for small and embedded systems that

src/syslogd.c

@@ -210,7 +210,7 @@ int usage(int code)
 	       "  -P FILE   File in which to store the process ID, default: %s\n"
 	       "  -p PATH   Path to UNIX domain socket, multiple -p create multiple sockets. If\n"
 	       "            no -p argument is given the default %s is used\n"
-	       "  -R S[:R]  Enable log rotation.  The size argument (S) takes k/M/G qualifiers,\n"
+	       "  -r S[:R]  Enable log rotation.  The size argument (S) takes k/M/G qualifiers,\n"
 	       "            e.g. 2M for 2 MiB.  The optional rotations argument default to 5.\n"
 	       "            Rotation can also be defined per log file in syslog.conf\n"
 	       "  -s        Operate in secure mode, do not log messages from remote machines.\n"
@@ -246,7 +246,7 @@ int main(int argc, char *argv[])
 	KeepKernFac = 1;
 #endif
 
-	while ((ch = getopt(argc, argv, "46Ab:dhHf:m:nP:p:R:sv?")) != EOF) {
+	while ((ch = getopt(argc, argv, "46Ab:dhHf:m:nP:p:r:sv?")) != EOF) {
 		switch ((char)ch) {
 		case '4':
 			family = PF_INET;
@@ -312,7 +312,7 @@ int main(int argc, char *argv[])
 				});
 			break;
 
-		case 'R':
+		case 'r':
 			parse_rotation(optarg, &RotateSz, &RotateCnt);
 			break;