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https://github.com/privatevoid-net/nix-super.git
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* `nix-env -q' now accepts arguments that allow specific derivations
to be queried, e.g., `nix-env -qa firefox'. This does require the argument '*' to be passed if one wants information about all derivations, so the old `nix-env -qa' now is `nix-env -qa "*"'.
This commit is contained in:
Eelco Dolstra
parent
9811815429
commit
4ada6db1fc
2 changed files with 49 additions and 45 deletions
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@ -217,19 +217,21 @@ static DrvInfos filterBySelector(EvalState & state,
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DrvNames selectors = drvNamesFromArgs(args);
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DrvInfos elems;
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PathSet done;
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set<unsigned int> done;
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for (DrvNames::iterator i = selectors.begin();
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i != selectors.end(); ++i)
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{
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DrvInfos matches;
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typedef list<pair<DrvInfo, unsigned int> > Matches;
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Matches matches;
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unsigned int n = 0;
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for (DrvInfos::const_iterator j = allElems.begin();
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j != allElems.end(); ++j)
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j != allElems.end(); ++j, ++n)
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{
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DrvName drvName(j->name);
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if (i->matches(drvName)) {
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i->hits++;
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matches.push_back(*j);
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matches.push_back(pair<DrvInfo, unsigned int>(*j, n));
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}
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}
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@ -240,40 +242,37 @@ static DrvInfos filterBySelector(EvalState & state,
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if (newestOnly) {
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/* Map from package names to derivations. */
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map<string, DrvInfo> newest;
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typedef map<string, pair<DrvInfo, unsigned int> > Newest;
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Newest newest;
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StringSet multiple;
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for (DrvInfos::const_iterator j = matches.begin();
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j != matches.end(); ++j)
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{
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DrvName drvName(j->name);
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map<string, DrvInfo>::iterator k = newest.find(drvName.name);
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for (Matches::iterator j = matches.begin(); j != matches.end(); ++j) {
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DrvName drvName(j->first.name);
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Newest::iterator k = newest.find(drvName.name);
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if (k != newest.end()) {
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int d = compareVersions(drvName.version, DrvName(k->second.name).version);
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int d = compareVersions(drvName.version, DrvName(k->second.first.name).version);
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if (d > 0) newest[drvName.name] = *j;
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else if (d == 0) multiple.insert(j->name);
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else if (d == 0) multiple.insert(j->first.name);
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} else
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newest[drvName.name] = *j;
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}
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matches.clear();
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for (map<string, DrvInfo>::iterator j = newest.begin();
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j != newest.end(); ++j) {
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if (multiple.find(j->second.name) != multiple.end())
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for (Newest::iterator j = newest.begin(); j != newest.end(); ++j) {
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if (multiple.find(j->second.first.name) != multiple.end())
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printMsg(lvlInfo,
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format("warning: there are multiple derivations named `%1%'; using the first one")
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% j->second.name);
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% j->second.first.name);
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matches.push_back(j->second);
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}
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}
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/* Insert only those elements in the final list that we
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haven't inserted before. */
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for (DrvInfos::const_iterator j = matches.begin();
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j != matches.end(); ++j)
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if (done.find(j->queryOutPath(state)) == done.end()) {
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done.insert(j->queryOutPath(state));
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elems.push_back(*j);
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for (Matches::iterator j = matches.begin(); j != matches.end(); ++j)
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if (done.find(j->second) == done.end()) {
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done.insert(j->second);
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elems.push_back(j->first);
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}
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}
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@ -718,7 +717,9 @@ static void opQuery(Globals & globals,
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else if (*i == "--available" || *i == "-a") source = sAvailable;
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else throw UsageError(format("unknown flag `%1%'") % *i);
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if (opArgs.size() != 0) throw UsageError("no arguments expected");
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if (opArgs.size() == 0) {
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printMsg(lvlInfo, "warning: you probably meant to specify the argument '*' to show all packages");
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}
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/* Obtain derivation information from the specified source. */
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@ -733,7 +734,10 @@ static void opQuery(Globals & globals,
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globals.instSource.systemFilter, availElems);
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}
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DrvInfos & elems(source == sInstalled ? installedElems : availElems);
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DrvInfos elems = filterBySelector(globals.state,
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source == sInstalled ? installedElems : availElems,
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opArgs, false);
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DrvInfos & otherElems(source == sInstalled ? availElems : installedElems);
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@ -6,19 +6,19 @@ profiles="$NIX_STATE_DIR"/profiles
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test "$($nixenv -p $profiles/test -q | wc -l)" -eq 0
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# Query available: should contain several.
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test "$($nixenv -p $profiles/test -f ./user-envs.nix -qa | wc -l)" -eq 5
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test "$($nixenv -p $profiles/test -f ./user-envs.nix -qa '*' | wc -l)" -eq 5
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# Install "foo-1.0".
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$nixenv -p $profiles/test -f ./user-envs.nix -i foo-1.0
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# Query installed: should contain foo-1.0 now (which should be
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# executable).
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test "$($nixenv -p $profiles/test -q | wc -l)" -eq 1
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$nixenv -p $profiles/test -q | grep -q foo-1.0
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test "$($nixenv -p $profiles/test -q '*' | wc -l)" -eq 1
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$nixenv -p $profiles/test -q '*' | grep -q foo-1.0
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test "$($profiles/test/bin/foo)" = "foo-1.0"
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# Store the path of foo-1.0.
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outPath10=$($nixenv -p $profiles/test -q --out-path --no-name | grep foo-1.0)
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outPath10=$($nixenv -p $profiles/test -q --out-path --no-name '*' | grep foo-1.0)
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echo "foo-1.0 = $outPath10"
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test -n "$outPath10"
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@ -26,20 +26,20 @@ test -n "$outPath10"
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$nixenv -p $profiles/test -f ./user-envs.nix -i foo-2.0pre1
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# Query installed: should contain foo-2.0pre1 now.
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test "$($nixenv -p $profiles/test -q | wc -l)" -eq 1
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$nixenv -p $profiles/test -q | grep -q foo-2.0pre1
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test "$($nixenv -p $profiles/test -q '*' | wc -l)" -eq 1
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$nixenv -p $profiles/test -q '*' | grep -q foo-2.0pre1
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test "$($profiles/test/bin/foo)" = "foo-2.0pre1"
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# Upgrade "foo": should install foo-2.0.
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$nixenv -p $profiles/test -f ./user-envs.nix -u foo
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# Query installed: should contain foo-2.0 now.
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test "$($nixenv -p $profiles/test -q | wc -l)" -eq 1
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$nixenv -p $profiles/test -q | grep -q foo-2.0
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test "$($nixenv -p $profiles/test -q '*' | wc -l)" -eq 1
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$nixenv -p $profiles/test -q '*' | grep -q foo-2.0
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test "$($profiles/test/bin/foo)" = "foo-2.0"
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# Store the path of foo-2.0.
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outPath20=$($nixenv -p $profiles/test -q --out-path --no-name | grep foo-2.0)
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outPath20=$($nixenv -p $profiles/test -q --out-path --no-name '*' | grep foo-2.0)
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test -n "$outPath20"
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# Install bar-0.1, uninstall foo.
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@ -47,18 +47,18 @@ $nixenv -p $profiles/test -f ./user-envs.nix -i bar-0.1
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$nixenv -p $profiles/test -f ./user-envs.nix -e foo
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# Query installed: should only contain bar-0.1 now.
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if $nixenv -p $profiles/test -q | grep -q foo; then false; fi
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$nixenv -p $profiles/test -q | grep -q bar
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if $nixenv -p $profiles/test -q '*' | grep -q foo; then false; fi
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$nixenv -p $profiles/test -q '*' | grep -q bar
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# Rollback: should bring "foo" back.
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$nixenv -p $profiles/test --rollback
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$nixenv -p $profiles/test -q | grep -q foo-2.0
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$nixenv -p $profiles/test -q | grep -q bar
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$nixenv -p $profiles/test -q '*' | grep -q foo-2.0
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$nixenv -p $profiles/test -q '*' | grep -q bar
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# Rollback again: should remove "bar".
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$nixenv -p $profiles/test --rollback
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$nixenv -p $profiles/test -q | grep -q foo-2.0
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if $nixenv -p $profiles/test -q | grep -q bar; then false; fi
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$nixenv -p $profiles/test -q '*' | grep -q foo-2.0
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if $nixenv -p $profiles/test -q '*' | grep -q bar; then false; fi
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# Count generations.
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test "$($nixenv -p $profiles/test --list-generations | wc -l)" -eq 5
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@ -66,7 +66,7 @@ test "$($nixenv -p $profiles/test --list-generations | wc -l)" -eq 5
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# Install foo-1.0, now using its store path.
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echo $outPath10
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$nixenv -p $profiles/test -i "$outPath10"
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$nixenv -p $profiles/test -q | grep -q foo-1.0
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$nixenv -p $profiles/test -q '*' | grep -q foo-1.0
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# Delete all old generations.
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$nixenv -p $profiles/test --delete-generations old
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@ -79,12 +79,12 @@ if test -e "$outPath20"; then false; fi
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# Uninstall everything
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$nixenv -p $profiles/test -f ./user-envs.nix -e '*'
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test "$($nixenv -p $profiles/test -q | wc -l)" -eq 0
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test "$($nixenv -p $profiles/test -q '*' | wc -l)" -eq 0
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# Installing "foo" should only install the newest foo.
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$nixenv -p $profiles/test -f ./user-envs.nix -i foo
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test "$($nixenv -p $profiles/test -q | grep foo- | wc -l)" -eq 1
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$nixenv -p $profiles/test -q | grep -q foo-2.0
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test "$($nixenv -p $profiles/test -q '*' | grep foo- | wc -l)" -eq 1
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$nixenv -p $profiles/test -q '*' | grep -q foo-2.0
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# On the other hand, this should install both (and should fail due to
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# a collision).
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@ -94,6 +94,6 @@ if $nixenv -p $profiles/test -f ./user-envs.nix -i foo-1.0 foo-2.0; then false;
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# Installing "*" should install one foo and one bar.
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$nixenv -p $profiles/test -f ./user-envs.nix -e '*'
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$nixenv -p $profiles/test -f ./user-envs.nix -i '*'
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test "$($nixenv -p $profiles/test -q | wc -l)" -eq 2
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$nixenv -p $profiles/test -q | grep -q foo-2.0
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$nixenv -p $profiles/test -q | grep -q bar-0.1.1
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test "$($nixenv -p $profiles/test -q '*' | wc -l)" -eq 2
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$nixenv -p $profiles/test -q '*' | grep -q foo-2.0
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$nixenv -p $profiles/test -q '*' | grep -q bar-0.1.1
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