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Merge pull request #2323 from samueldr/feature/selective-impurity

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Allows selectively adding environment variables to pure shells.
This commit is contained in:
Eelco Dolstra 2018-08-03 16:58:18 +02:00 • committed by GitHub
commit 122e1a61f8
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3 changed files with 21 additions and 1 deletions
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7
src/nix-build/nix-build.cc
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@ -98,6 +98,9 @@ void mainWrapped(int argc, char * * argv)
std::string outLink = "./result";
// List of environment variables kept for --pure
std::set<string> keepVars{"HOME", "USER", "LOGNAME", "DISPLAY", "PATH", "TERM", "IN_NIX_SHELL", "TZ", "PAGER", "NIX_BUILD_SHELL", "SHLVL"};
Strings args;
for (int i = 1; i < argc; ++i)
args.push_back(argv[i]);
@ -217,6 +220,9 @@ void mainWrapped(int argc, char * * argv)
}
}
else if (*arg == "--keep")
keepVars.insert(getArg(*arg, arg, end));
else if (*arg == "-")
readStdin = true;
@ -367,7 +373,6 @@ void mainWrapped(int argc, char * * argv)
auto tmp = getEnv("TMPDIR", getEnv("XDG_RUNTIME_DIR", "/tmp"));
if (pure) {
std::set<string> keepVars{"HOME", "USER", "LOGNAME", "DISPLAY", "PATH", "TERM", "IN_NIX_SHELL", "TZ", "PAGER", "NIX_BUILD_SHELL", "SHLVL"};
decltype(env) newEnv;
for (auto & i : env)
if (keepVars.count(i.first))