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authorEelco Dolstra <edolstra@gmail.com>2019-12-04 00:31:09 +0100
committerEelco Dolstra <edolstra@gmail.com>2019-12-04 00:31:09 +0100
commitc3c23a52ee1c5844343bc5ed075791ec7fec6413 (patch)
treebaf65223d87d2a5a5030f88208ceebab790624da /src/nix/upgrade-nix.cc
parente721f99817bb7154d8098c902e25f84521a90b7f (diff)
parentc1d18050b4cfed9eba68d4d21b397c6cce035e37 (diff)
Merge remote-tracking branch 'origin/master' into flakes
Diffstat (limited to 'src/nix/upgrade-nix.cc')
-rw-r--r--src/nix/upgrade-nix.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/nix/upgrade-nix.cc b/src/nix/upgrade-nix.cc
index 13d8504a6..e6c369a7c 100644
--- a/src/nix/upgrade-nix.cc
+++ b/src/nix/upgrade-nix.cc
@@ -101,7 +101,7 @@ struct CmdUpgradeNix : MixDryRun, StoreCommand
{
Path where;
- for (auto & dir : tokenizeString<Strings>(getEnv("PATH"), ":"))
+ for (auto & dir : tokenizeString<Strings>(getEnv("PATH").value_or(""), ":"))
if (pathExists(dir + "/nix-env")) {
where = dir;
break;