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authorVincent Ambo <tazjin@google.com>2020-05-20T21·58+0100
committerVincent Ambo <tazjin@google.com>2020-05-20T21·58+0100
commit43677021e3c285c2ced2075b918da947e13fcb00 (patch)
tree261d2ecbc6a9492d6410f9f4e8fd6629f20b49e6 /third_party/nix/src/libstore/profiles.hh
parent689ef502f5b0655c9923ed77da2ae3504630f473 (diff)
refactor(3p/nix): Apply clang-tidy's performance-* fixes r/789
This applies the performance fixes listed here:

https://clang.llvm.org/extra/clang-tidy/checks/list.html
Diffstat (limited to 'third_party/nix/src/libstore/profiles.hh')
-rw-r--r--third_party/nix/src/libstore/profiles.hh7
1 files changed, 4 insertions, 3 deletions
diff --git a/third_party/nix/src/libstore/profiles.hh b/third_party/nix/src/libstore/profiles.hh
index b1c3f0948713..ab31cc993af5 100644
--- a/third_party/nix/src/libstore/profiles.hh
+++ b/third_party/nix/src/libstore/profiles.hh
@@ -19,11 +19,12 @@ typedef list<Generation> Generations;
 
 /* Returns the list of currently present generations for the specified
    profile, sorted by generation number. */
-Generations findGenerations(Path profile, int& curGen);
+Generations findGenerations(const Path& profile, int& curGen);
 
 class LocalFSStore;
 
-Path createGeneration(ref<LocalFSStore> store, Path profile, Path outPath);
+Path createGeneration(const ref<LocalFSStore>& store, const Path& profile,
+                      const Path& outPath);
 
 void deleteGeneration(const Path& profile, unsigned int gen);
 
@@ -40,7 +41,7 @@ void deleteGenerationsOlderThan(const Path& profile, time_t t, bool dryRun);
 void deleteGenerationsOlderThan(const Path& profile, const string& timeSpec,
                                 bool dryRun);
 
-void switchLink(Path link, Path target);
+void switchLink(const Path& link, Path target);
 
 /* Ensure exclusive access to a profile.  Any command that modifies
    the profile first acquires this lock. */