Update docs. Accept --filter option with --list-frames.

1 files changed, 15 insertions, 5 deletions

diff --git a/NEWS b/NEWS
index 6d93da5..601118e 100644
--- a/NEWS
+++ b/NEWS
@@ -31,7 +31,7 @@ The --copy option can be used together with --set and --script.
 
 The --filter=FRAME-LIST option can be used in conjunction with
 --query, --copy and --delete.  It abridges the scope of operation
-to the fields from FRAME-LIST.  The `--delete --filter=FRAME-LIST'
+to fields from FRAME-LIST.  The `--delete --filter=FRAME-LIST'
 is equivalent to `--delete=FRAME-LIST'.
 
 * New option --list-frames (-L)
@@ -90,9 +90,8 @@ The full syntax is:
   NAME:QUAL
 
 Where NAME is a frame name or ID and QUAL stands for a list of
-qualifiers separated by colons.  Empty
-qualifiers and '*' act as wildcards, matching any actual field value.
-For example:
+qualifiers separated by colons.  Empty qualifiers and '*' act as 
+wildcards, matching any actual field value.  For example:
 
   --query title,comment::my-comment
   --delete=comment:eng:my-comment
@@ -129,6 +128,17 @@ frame qualifiers.  For example, for "comment" (COMM) frames:
                        the text is written
   condesc              content descriptor
 
+Unsupported or partially-supported frames contain a single property:
+rawdata.  The value of this property is a list of frame fields.  Each
+field is represented by a triplet (ORD TYPE VALUE), where ORD is the
+ordinal number of that field in frame, TYPE is its type (integer) and
+VALUE is its value.  If TYPE is one of numeric types, VALUE is the
+numeric value converted to string (string->number will bring it back
+to number).  If TYPE is a string type, VALUE contains the string in
+the appropriate encoding.  Otherwise, VALUE holds the field value as
+a binary string.  Each byte in such a string is represented by two
+hexagesimal digits.  For example, "AB\n" is represented as 41420A.
+
 * Guile startup files.
 
 When run with the --script option, idest searches for files .idest.scm,
@@ -145,7 +155,7 @@ This feature is disabled if the argument contains directory separators
 
 * Test script `echo.scm'
 
-The test script `echo.scm' is installed into the program script
+The test script `echo.scm' is installed in the program script
 directory.  It allows you to check whether your scripts work in
 the expected way and correctly modify the frames.  For example,
 to test the script `modify.scm' run