X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Ffs%2Fdir.cpp;h=00385e0d52d5602251719da1f3dc61859ccaecec;hp=ffe56708bffeb85552839e6867663470b9b0a418;hb=60260b5701bab73f8de093147de03947c7f264c8;hpb=ce0b610396aa8f760462fa4d7a6bb207a43994d2

diff --git a/source/fs/dir.cpp b/source/fs/dir.cpp
index ffe5670..00385e0 100644
--- a/source/fs/dir.cpp
+++ b/source/fs/dir.cpp
@@ -220,5 +220,24 @@ void chdir(const Path &path)
 		throw system_error("chdir");
 }
 
+Path path_lookup(const string &name, const list<Path> &paths)
+{
+	for(list<Path>::const_iterator i=paths.begin(); i!=paths.end(); ++i)
+	{
+		Path full = *i/name;
+		if(exists(full))
+			return realpath(full);
+	}
+
+	return Path();
+}
+
+Path path_lookup(const string &name)
+{
+	const char *path = getenv("PATH");
+	vector<string> dirs = split(path, ITEMSEP);
+	return path_lookup(name, list<Path>(dirs.begin(), dirs.end()));
+}
+
 } // namespace FS
 } // namespace Msp