stty: document the 'status' character where supported

* src/stty.c (usage): On systems that support this setting (BSD),
display 'status' in the list of adjustable special characters.
* doc/coreutils.texi (stty invocation): Mention the option, and that
it's not currently supported on Linux.

diff --git a/doc/coreutils.texi b/doc/coreutils.texi
index 078bca3404ed8302cf1fb57ca4a6a9448de64a5d..1d6f9d86b139198f2014807c2dc06d6261b71df7 100644 (file)
--- a/doc/coreutils.texi
+++ b/doc/coreutils.texi
@@ -14447,6 +14447,10 @@ Alternate character to toggle discarding of output.  Non-POSIX.
 @opindex swtch
 Switch to a different shell layer.  Non-POSIX.
 
+@item status
+@opindex status
+Send an info signal.  Not currently supported on Linux.  Non-POSIX.
+
 @item start
 @opindex start
 Restart the output after stopping it.

diff --git a/src/stty.c b/src/stty.c
index f3fb714b3ea43b5f716937567a5f4bc2e0c8ea04..ecff2d3591b24d1867d709f118c6eca46aa11932 100644 (file)
--- a/src/stty.c
+++ b/src/stty.c
@@ -573,6 +573,11 @@ Special characters:\n"), stdout);
       fputs (_("\
  * lnext CHAR    CHAR will enter the next character quoted\n\
 "), stdout);
+#endif
+#ifdef VSTATUS
+      fputs (_("\
+ * status CHAR   CHAR will send an info signal\n\
+"), stdout);
 #endif
       fputs (_("\
    quit CHAR     CHAR will send a quit signal\n\