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Fixed exportBuildReferenceGraph

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This commit is contained in:
Michael Raskin 2008-01-15 04:32:08 +00:00
parent 7d0f6aed59
commit 5eb5c23447
2 changed files with 77 additions and 12 deletions
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18
src/libexpr/primops.cc
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@ -949,6 +949,20 @@ static Expr prim_unsafeDiscardStringContext(EvalState & state, const ATermVector
return makeStr(s, PathSet());
}
static Expr prim_ExprToString ( EvalState & state, const ATermVector & args)
{
return makeStr ( atPrint ( evalExpr ( state, args [ 0 ] ) ) );
}
static Expr prim_StringToExpr ( EvalState & state, const ATermVector & args)
{
string s;
PathSet l;
if (! matchStr ( evalExpr ( state, args[0] ), s, l )) {
throw EvalError("__stringToExpr needs string argument!");
}
return toATerm ( s );
}
/*************************************************************
* Primop registration
@ -975,6 +989,10 @@ void EvalState::addPrimOps()
addPrimOp("throw", 1, prim_throw);
addPrimOp("__getEnv", 1, prim_getEnv);
addPrimOp("__trace", 2, prim_trace);
// Expr <-> String
addPrimOp("__exprToString", 1, prim_ExprToString);
addPrimOp("__stringToExpr", 1, prim_StringToExpr);
addPrimOp("relativise", 2, prim_relativise);