diff options
| author | Eelco Dolstra <e.dolstra@tudelft.nl> | 2006-06-27 12:17:25 +0000 |
|---|---|---|
| committer | Eelco Dolstra <e.dolstra@tudelft.nl> | 2006-06-27 12:17:25 +0000 |
| commit | a945fb7905597ff67f285b39004f607f737b14e9 (patch) | |
| tree | f87e445b667637a17eec3ff8dfa8e09e4ace66d0 /src/nix-env/main.cc | |
| parent | f4a3a280dbd5c723d13cf74d71aab1993d0f0a9e (diff) | |
* `nix-env --upgrade --eq': only upgrade if the old version is equal
to the new version. This is actually useful.
Diffstat (limited to 'src/nix-env/main.cc')
| -rw-r--r-- | src/nix-env/main.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/nix-env/main.cc b/src/nix-env/main.cc index 0198aed57..400bb0d87 100644 --- a/src/nix-env/main.cc +++ b/src/nix-env/main.cc @@ -476,7 +476,7 @@ static void opInstall(Globals & globals, } -typedef enum { utLt, utLeq, utAlways } UpgradeType; +typedef enum { utLt, utLeq, utEq, utAlways } UpgradeType; static void upgradeDerivations(Globals & globals, @@ -520,6 +520,7 @@ static void upgradeDerivations(Globals & globals, int d = compareVersions(drvName.version, newName.version); if (upgradeType == utLt && d < 0 || upgradeType == utLeq && d <= 0 || + upgradeType == utEq && d == 0 || upgradeType == utAlways) { if ((bestElem == availElems.end() || @@ -562,6 +563,7 @@ static void opUpgrade(Globals & globals, i != opFlags.end(); ++i) if (*i == "--lt") upgradeType = utLt; else if (*i == "--leq") upgradeType = utLeq; + else if (*i == "--eq") upgradeType = utEq; else if (*i == "--always") upgradeType = utAlways; else throw UsageError(format("unknown flag `%1%'") % *i); |