From 8b70f138e02d62214715f144b133bf1b981911df Mon Sep 17 00:00:00 2001 From: Eelco Dolstra Date: Fri, 8 Apr 2005 13:00:38 +0000 Subject: * Lots of manual updates, in particular the new `nix-store --query' options were documented, as well as the Nix configuration file. --- doc/manual/opt-common.xml | 30 ++++++++++++++++-------------- 1 file changed, 16 insertions(+), 14 deletions(-) (limited to 'doc/manual/opt-common.xml') diff --git a/doc/manual/opt-common.xml b/doc/manual/opt-common.xml index fb35c1a743ad..467959f19628 100644 --- a/doc/manual/opt-common.xml +++ b/doc/manual/opt-common.xml @@ -35,33 +35,33 @@ 0 - Errors only: only print messages + “Errors only”: only print messages explaining why the Nix invocation failed. 1 - Informational: print + “Informational”: print useful messages about what Nix is doing. This is the default. 2 - Talkative: print more informational + “Talkative”: print more informational messages. 3 - Chatty: print even more + “Chatty”: print even more informational messages. 4 - Debug: print debug + “Debug”: print debug information. 5 - Vomit: print vast amounts of debug + “Vomit”: print vast amounts of debug information. @@ -120,19 +120,21 @@ - Whenever Nix attempts to realise a derivation for which a - closure is already known, but this closure cannot be realised, fall - back on normalising the derivation. + Whenever Nix attempts to build a derivation for which + substitutes are known for each output path, but realising the output + paths through the substitutes fails, fall back on building the + derivation. The most common scenario in which this is useful is when we have registered substitutes in order to perform binary distribution from, say, a network repository. If the repository is down, the realisation of the derivation will fail. When this option is - specified, Nix will build the derivation instead. Thus, binary - installation falls back on a source installation. This option is - not the default since it is generally not desirable for a transient - failure in obtaining the substitutes to lead to a full build from - source (with the related consumption of resources). + specified, Nix will build the derivation instead. Thus, + installation from binaries falls back on nstallation from source. + This option is not the default since it is generally not desirable + for a transient failure in obtaining the substitutes to lead to a + full build from source (with the related consumption of + resources). -- cgit 1.4.1