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* Add an option ‘build-use-substitutes’, which can be set to ‘false’

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to disable use of substitutes; i.e., force building from source.
  Fixes Nix/221.
This commit is contained in:
Eelco Dolstra 2012-04-30 19:15:34 -04:00
parent 59a26360c7
commit db5b86ef13
6 changed files with 23 additions and 4 deletions
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4
src/libstore/misc.cc
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@ -1,6 +1,7 @@
#include "misc.hh"
#include "store-api.hh"
#include "local-store.hh"
#include "globals.hh"
namespace nix {
@ -69,7 +70,8 @@ void queryMissing(StoreAPI & store, const PathSet & targets,
bool mustBuild = false;
foreach (DerivationOutputs::iterator, i, drv.outputs)
if (!store.isValidPath(i->second.path) && !store.hasSubstitutes(i->second.path))
if (!store.isValidPath(i->second.path) &&
!(queryBoolSetting("build-use-substitutes", true) && store.hasSubstitutes(i->second.path)))
mustBuild = true;
if (mustBuild) {