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* dirOf: return a path if the argument is a path.

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This commit is contained in:
Eelco Dolstra 2006-10-17 11:05:34 +00:00
parent cf705eaf78
commit cba913c521
1 changed files with 6 additions and 2 deletions
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8
src/libexpr/primops.cc
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@ -316,11 +316,15 @@ static Expr primBaseNameOf(EvalState & state, const ATermVector & args)
/* Return the directory of the given path, i.e., everything before the
last slash. */
last slash. Return either a path or a string depending on the type
of the argument. */
static Expr primDirOf(EvalState & state, const ATermVector & args)
{
PathSet context;
return makeStr(dirOf(coerceToPath(state, args[0], context)), context);
Expr e = evalExpr(state, args[0]); ATerm dummy;
bool isPath = matchPath(e, dummy);
Path dir = dirOf(coerceToPath(state, e, context));
return isPath ? makePath(toATerm(dir)) : makeStr(dir, context);
}