From b8572678930568efcf0b44523e6a2a65afef7c43 Mon Sep 17 00:00:00 2001 From: Eelco Dolstra Date: Mon, 24 Nov 2003 11:01:19 +0000 Subject: [PATCH] * Allow the top-level expression to be a derivation. * Hack: `nix-env -i *' installs all available derivations. --- src/nix-env/main.cc | 31 ++++++++++++++++++------------- 1 file changed, 18 insertions(+), 13 deletions(-) diff --git a/src/nix-env/main.cc b/src/nix-env/main.cc index b3c38616e..3c72a7950 100644 --- a/src/nix-env/main.cc +++ b/src/nix-env/main.cc @@ -53,15 +53,17 @@ bool parseDerivations(EvalState & state, Expr e, DrvInfos & drvs) { ATMatcher m; ATermList es; + DrvInfo drv; e = evalExpr(state, e); - - if (atMatch(m, e) >> "Attrs") { + + if (parseDerivation(state, e, drv)) + drvs[drv.drvPath] = drv; + + else if (atMatch(m, e) >> "Attrs") { ATermMap drvMap; queryAllAttrs(e, drvMap); - for (ATermIterator i(drvMap.keys()); i; ++i) { - DrvInfo drv; debug(format("evaluating attribute `%1%'") % *i); if (parseDerivation(state, drvMap.get(*i), drv)) drvs[drv.drvPath] = drv; @@ -70,7 +72,6 @@ bool parseDerivations(EvalState & state, Expr e, DrvInfos & drvs) else if (atMatch(m, e) >> "List" >> es) { for (ATermIterator i(es); i; ++i) { - DrvInfo drv; debug(format("evaluating list element")); if (parseDerivation(state, *i, drv)) drvs[drv.drvPath] = drv; @@ -243,14 +244,18 @@ void installDerivations(EvalState & state, /* Filter out the ones we're not interested in. */ DrvInfos selectedDrvs; - for (Strings::iterator i = drvNames.begin(); - i != drvNames.end(); ++i) - { - NameMap::iterator j = nameMap.find(*i); - if (j == nameMap.end()) - throw Error(format("unknown derivation `%1%'") % *i); - else - selectedDrvs[j->second] = availDrvs[j->second]; + if (drvNames.size() > 0 && drvNames.front() == "*") { /* !!! hack */ + selectedDrvs = availDrvs; + } else { + for (Strings::iterator i = drvNames.begin(); + i != drvNames.end(); ++i) + { + NameMap::iterator j = nameMap.find(*i); + if (j == nameMap.end()) + throw Error(format("unknown derivation `%1%'") % *i); + else + selectedDrvs[j->second] = availDrvs[j->second]; + } } /* Add in the already installed derivations. */