X-Git-Url: https://git.distorted.org.uk/~mdw/tripe/blobdiff_plain/833bdc3872d5b89f3e6f9d809a4ef1b579203b77..0647ba7c7c989692ecd256674316fbf71ca76fed:/peerdb/peers.in.5.in?ds=sidebyside

diff --git a/peerdb/peers.in.5.in b/peerdb/peers.in.5.in
index c92dabbc..9ce9561c 100644
--- a/peerdb/peers.in.5.in
+++ b/peerdb/peers.in.5.in
@@ -27,7 +27,7 @@
 .so ../defs.man.in \"@@@PRE@@@
 .
 .\"--------------------------------------------------------------------------
-.TH peers.in 5 "27 March 2008" "Straylight/Edgeware" "TrIPE: Trivial IP Encryption"
+.TH peers.in 5tripe "27 March 2008" "Straylight/Edgeware" "TrIPE: Trivial IP Encryption"
 .
 .\"--------------------------------------------------------------------------
 .SH "NAME"
@@ -98,14 +98,32 @@ There is a simple concept of
 for sections.  If a section contains an assignment
 .IP
 .BI "@inherit = " parent
+.RB [[,]
+.I parent
+\&...]
 .PP
 then any lookups which can't be satisfied in that section will be
-satisfied instead from the
+satisfied instead from its
 .I parent
-section (and, if necessary, its parent in turn, and so on).  Note that
+sections (and, if necessary, their parents in turn, and so on).
+.PP
+.hP \*o
+If a value can be found for a key via multiple parents then all of them
+must report the
+.I same
+value.  This restriction may be relaxed somewhat, if it turns out that a
+more flexible notion of multiple inheritance is useful.
+.hP \*o
+It's not allowed for a section to inherit, possibly indirectly, from
+itself.  Currently errors of this kind are only diagnosed when a cycle
+is encountered while looking up a key and none of the sections on the
+path from the original section up to and round the cycle define a value
+for it.  Future versions of this program might be more picky.
+.PP
+Note that
 .BI $( key )
 substitutions in the resulting value will be satisfied from the original
-section (though falling back to scanning the parent section).  For
+section (though falling back to scanning parent sections).  For
 example, given the sections
 .VS
 [parent]