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* Re-enable dot graph generation.

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This commit is contained in:
Eelco Dolstra 2005-03-26 22:06:57 +00:00
parent 298dd487bb
commit 6f788880b6
2 changed files with 44 additions and 34 deletions
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50
src/nix-store/dotgraph.cc
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@ -2,7 +2,6 @@
#include "build.hh"
#if 0
static string dotQuote(const string & s)
{
return "\"" + s + "\"";
@ -40,10 +39,8 @@ static string makeNode(const string & id, const string & label,
static string symbolicName(const string & path)
{
string p = baseNameOf(path);
if (isHash(string(p, 0, md5HashSize * 2)) &&
p[md5HashSize * 2] == '-')
p = string(p, md5HashSize * 2 + 1);
return p;
int dash = p.find('-');
return string(p, dash + 1);
}
@ -53,12 +50,13 @@ string pathLabel(const Path & nePath, const string & elemPath)
}
#if 0
void printClosure(const Path & nePath, const StoreExpr & fs)
{
PathSet workList(fs.closure.roots);
PathSet doneSet;
for (PathSet::iterator i = workList.begin(); i != workList.end(); i++) {
for (PathSet::iterator i = workList.begin(); i != workList.end(); ++i) {
cout << makeEdge(pathLabel(nePath, *i), nePath);
}
@ -74,7 +72,7 @@ void printClosure(const Path & nePath, const StoreExpr & fs)
throw Error(format("bad closure, missing path `%1%'") % path);
for (StringSet::const_iterator i = elem->second.refs.begin();
i != elem->second.refs.end(); i++)
i != elem->second.refs.end(); ++i)
{
workList.insert(*i);
cout << makeEdge(pathLabel(nePath, *i), pathLabel(nePath, path));
@ -85,6 +83,7 @@ void printClosure(const Path & nePath, const StoreExpr & fs)
}
}
}
#endif
void printDotGraph(const PathSet & roots)
@ -95,43 +94,56 @@ void printDotGraph(const PathSet & roots)
cout << "digraph G {\n";
while (!workList.empty()) {
Path nePath = *(workList.begin());
workList.erase(nePath);
Path path = *(workList.begin());
workList.erase(path);
if (doneSet.find(nePath) == doneSet.end()) {
doneSet.insert(nePath);
if (doneSet.find(path) != doneSet.end()) continue;
doneSet.insert(path);
StoreExpr ne = storeExprFromPath(nePath);
cout << makeNode(path, symbolicName(path), "#ff0000");
PathSet references;
queryReferences(noTxn, path, references);
for (PathSet::iterator i = references.begin();
i != references.end(); ++i)
{
workList.insert(*i);
cout << makeEdge(*i, path);
}
#if 0
StoreExpr ne = storeExprFromPath(path);
string label, colour;
if (ne.type == StoreExpr::neDerivation) {
for (PathSet::iterator i = ne.derivation.inputs.begin();
i != ne.derivation.inputs.end(); i++)
i != ne.derivation.inputs.end(); ++i)
{
workList.insert(*i);
cout << makeEdge(*i, nePath);
cout << makeEdge(*i, path);
}
label = "derivation";
colour = "#00ff00";
for (StringPairs::iterator i = ne.derivation.env.begin();
i != ne.derivation.env.end(); i++)
i != ne.derivation.env.end(); ++i)
if (i->first == "name") label = i->second;
}
else if (ne.type == StoreExpr::neClosure) {
label = "<closure>";
colour = "#00ffff";
printClosure(nePath, ne);
printClosure(path, ne);
}
else abort();
cout << makeNode(nePath, label, colour);
}
cout << makeNode(path, label, colour);
#endif
}
cout << "}\n";
}
#endif