From 06b76accebd5c98ae50dc7ec4c3f4dad764a637e Mon Sep 17 00:00:00 2001
From: Ludovic Courtès <ludo@gnu.org>
Date: Thu, 25 Feb 2016 12:12:50 +0100
Subject: store: Clarify documentation of 'valid-path?'.
* guix/store.scm (valid-path?): Improve docstring.
* doc/guix.texi (The Store): Update accordingly.
---
doc/guix.texi | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
(limited to 'doc')
diff --git a/doc/guix.texi b/doc/guix.texi
index b48f988a0d..2bebeeddf7 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -2913,7 +2913,14 @@ Procedures that make RPCs all take a server object as their first
argument.
@deffn {Scheme Procedure} valid-path? @var{server} @var{path}
-Return @code{#t} when @var{path} is a valid store path.
+@cindex invalid store items
+Return @code{#t} when @var{path} designates a valid store item and
+@code{#f} otherwise (an invalid item may exist on disk but still be
+invalid, for instance because it is the result of an aborted or failed
+build.)
+
+A @code{&nix-protocol-error} condition is raised if @var{path} is not
+prefixed by the store directory (@file{/gnu/store}).
@end deffn
@deffn {Scheme Procedure} add-text-to-store @var{server} @var{name} @var{text} [@var{references}]
--
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