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authorLudovic Courtès <ludo@gnu.org>2015-04-30 23:51:44 +0200
committerLudovic Courtès <ludo@gnu.org>2015-05-01 00:06:17 +0200
commitc04681554da812f4ce1bed87c601cd62c663d151 (patch)
tree159f4fd6f0953f18357c38846ecbcd8eda3513aa /doc
parentd17551d9438c6fe5c9bc3674e39345f15dc0c0ac (diff)
downloadguix-c04681554da812f4ce1bed87c601cd62c663d151.tar
guix-c04681554da812f4ce1bed87c601cd62c663d151.tar.gz
derivations: Add #:leaked-env-vars parameter.
Suggested by Joshua Randall <jcrandall@alum.mit.edu> in <http://bugs.gnu.org/20402>. * guix/derivations.scm (derivation): Add #:leaked-env-vars parameter. [user+system-env-vars]: Honor it. * guix/gexp.scm (gexp->derivation): Add #:leaked-env-vars and pass it to 'raw-derivation'. * doc/guix.texi (Derivations, G-Expressions): Adjust accordingly.
Diffstat (limited to 'doc')
-rw-r--r--doc/guix.texi10
1 files changed, 9 insertions, 1 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 4269d4fa5f..dd6af80965 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -2187,7 +2187,7 @@ a derivation is the @code{derivation} procedure:
@var{args} [#:outputs '("out")] [#:hash #f] [#:hash-algo #f] @
[#:recursive? #f] [#:inputs '()] [#:env-vars '()] @
[#:system (%current-system)] [#:references-graphs #f] @
- [#:allowed-references #f] [#:local-build? #f]
+ [#:allowed-references #f] [#:leaked-env-vars #f] [#:local-build? #f]
Build a derivation with the given arguments, and return the resulting
@code{<derivation>} object.
@@ -2206,6 +2206,13 @@ a simple text format.
When @var{allowed-references} is true, it must be a list of store items
or outputs that the derivation's output may refer to.
+When @var{leaked-env-vars} is true, it must be a list of strings
+denoting environment variables that are allowed to ``leak'' from the
+daemon's environment to the build environment. This is only applicable
+to fixed-output derivations---i.e., when @var{hash} is true. The main
+use is to allow variables such as @code{http_proxy} to be passed to
+derivations that download files.
+
When @var{local-build?} is true, declare that the derivation is not a
good candidate for offloading and should rather be built locally
(@pxref{Daemon Offload Setup}). This is the case for small derivations
@@ -2728,6 +2735,7 @@ information about monads.)
[#:recursive? #f] [#:env-vars '()] [#:modules '()] @
[#:module-path @var{%load-path}] @
[#:references-graphs #f] [#:allowed-references #f] @
+ [#:leaked-env-vars #f] @
[#:local-build? #f] [#:guile-for-build #f]
Return a derivation @var{name} that runs @var{exp} (a gexp) with
@var{guile-for-build} (a derivation) on @var{system}. When @var{target}