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Complain if /homeless-shelter exists

This commit is contained in:
Eelco Dolstra 2013-04-04 11:16:26 +02:00
parent 239841787b
commit 258897c265
1 changed files with 5 additions and 1 deletions
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6
src/libstore/build.cc
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@ -1697,7 +1697,8 @@ void DerivationGoal::startBuilder()
if HOME is not set, but they will just assume that the settings file
they are looking for does not exist if HOME is set but points to some
non-existing path. */
env["HOME"] = "/homeless-shelter";
Path homeDir = "/homeless-shelter";
env["HOME"] = homeDir;
/* Tell the builder where the Nix store is. Usually they
shouldn't care, but this is useful for purity checking (e.g.,
@ -1946,6 +1947,9 @@ void DerivationGoal::startBuilder()
else {
if (pathExists(homeDir))
throw Error(format("directory `%1%' exists; please remove it") % homeDir);
/* We're not doing a chroot build, but we have some valid
output paths. Since we can't just overwrite or delete
them, we have to do hash rewriting: i.e. in the