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Merge pull request #7918 from zimbatm/fix-empty-nix-store-env

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treat empty NIX_STORE_DIR env vars as unset
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Eelco Dolstra 2023-03-03 13:49:56 +01:00 • committed by GitHub
commit 0507462c06
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4 changed files with 17 additions and 8 deletions
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4
src/libutil/util.hh
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@ -39,6 +39,10 @@ extern const std::string nativeSystem;
/* Return an environment variable. */
std::optional<std::string> getEnv(const std::string & key);
/* Return a non empty environment variable. Returns nullopt if the env
variable is set to "" */
std::optional<std::string> getEnvNonEmpty(const std::string & key);
/* Get the entire environment. */
std::map<std::string, std::string> getEnv();