From c724439b206db9b6b756033adec29c17dd81e812 Mon Sep 17 00:00:00 2001 From: Eelco Dolstra Date: Thu, 5 Mar 2009 15:41:43 +0000 Subject: [PATCH] --- src/c/eval-jobs.cc | 70 ++++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 65 insertions(+), 5 deletions(-) diff --git a/src/c/eval-jobs.cc b/src/c/eval-jobs.cc index 78298b07..7a572e27 100644 --- a/src/c/eval-jobs.cc +++ b/src/c/eval-jobs.cc @@ -5,7 +5,9 @@ #include "store-api.hh" #include "eval.hh" #include "parser.hh" -#include "expr-to-xml.hh" +#include "nixexpr-ast.hh" +#include "util.hh" +#include "xml-writer.hh" using namespace nix; @@ -16,6 +18,63 @@ void printHelp() } +Expr evalAttr(EvalState & state, Expr e) +{ + return e ? evalExpr(state, e) : e; +} + + +static void findJobs(EvalState & state, XMLWriter & doc, + Expr e, const string & attrPath) +{ + std::cerr << "at `" << attrPath << "'\n"; + + e = evalExpr(state, e); + + ATermList as, es; + ATerm pat, body, pos; + string s; + PathSet context; + + if (matchAttrs(e, as)) { + ATermMap attrs; + queryAllAttrs(e, attrs); + + Expr a = evalAttr(state, attrs.get(toATerm("type"))); + if (a && matchStr(a, s, context) && s == "derivation") { + std::cerr << "derivation\n"; + + XMLAttrs xmlAttrs; + Path outPath, drvPath; + + xmlAttrs["name"] = attrPath; + + a = evalAttr(state, attrs.get(toATerm("drvPath"))); + if (matchStr(a, drvPath, context)) xmlAttrs["drvPath"] = drvPath; + + a = evalAttr(state, attrs.get(toATerm("outPath"))); + if (matchStr(a, outPath, context)) xmlAttrs["outPath"] = outPath; + + XMLOpenElement _(doc, "job", xmlAttrs); + } + + else { + std::cerr << "attrset\n"; + foreach (ATermMap::const_iterator, i, attrs) + findJobs(state, doc, i->value, + (attrPath.empty() ? "" : attrPath + ".") + aterm2String(i->key)); + } + } + + else if (matchFunction(e, pat, body, pos)) { + std::cerr << "function\n"; + } + + else + std::cerr << showValue(e) << "\n"; +} + + void run(Strings args) { EvalState state; @@ -31,10 +90,11 @@ void run(Strings args) store = openStore(); - Expr e = evalExpr(state, parseExprFromFile(state, releaseExpr)); - - PathSet context; - printTermAsXML(e, std::cout, context); + Expr e = parseExprFromFile(state, releaseExpr); + + XMLWriter doc(true, std::cout); + XMLOpenElement root(doc, "jobs"); + findJobs(state, doc, e, ""); }