diff options
Diffstat (limited to 'src/nix')
| -rw-r--r-- | src/nix/upgrade-nix.cc | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/src/nix/upgrade-nix.cc b/src/nix/upgrade-nix.cc index e23ae7923..3417adb62 100644 --- a/src/nix/upgrade-nix.cc +++ b/src/nix/upgrade-nix.cc @@ -1,4 +1,5 @@ #include "command.hh" +#include "common-args.hh" #include "store-api.hh" #include "download.hh" #include "eval.hh" @@ -6,7 +7,7 @@ using namespace nix; -struct CmdUpgradeNix : StoreCommand +struct CmdUpgradeNix : MixDryRun, StoreCommand { Path profileDir; @@ -61,21 +62,25 @@ struct CmdUpgradeNix : StoreCommand { Activity act(*logger, lvlInfo, actUnknown, fmt("downloading '%s'...", storePath)); - store->ensurePath(storePath); + if (!dryRun) + store->ensurePath(storePath); } { Activity act(*logger, lvlInfo, actUnknown, fmt("verifying that '%s' works...", storePath)); - auto program = storePath + "/bin/nix-env"; - auto s = runProgram(program, false, {"--version"}); - if (s.find("Nix") == std::string::npos) - throw Error("could not verify that '%s' works", program); + if (!dryRun) { + auto program = storePath + "/bin/nix-env"; + auto s = runProgram(program, false, {"--version"}); + if (s.find("Nix") == std::string::npos) + throw Error("could not verify that '%s' works", program); + } } { Activity act(*logger, lvlInfo, actUnknown, fmt("installing '%s' into profile '%s'...", storePath, profileDir)); - runProgram(settings.nixBinDir + "/nix-env", false, - {"--profile", profileDir, "-i", storePath, "--no-sandbox"}); + if (!dryRun) + runProgram(settings.nixBinDir + "/nix-env", false, + {"--profile", profileDir, "-i", storePath, "--no-sandbox"}); } } |