1 files changed, 12 insertions, 2 deletions
diff --git a/src/libutil/util.cc b/src/libutil/util.cc
index 32c8fce9a1b1..e7c0700cf41d 100644
--- a/src/libutil/util.cc
+++ b/src/libutil/util.cc
@@ -228,13 +228,12 @@ string readFile(const Path & path)
 }
 
 
-void writeFile(const Path & path, const string & s, bool doFsync)
+void writeFile(const Path & path, const string & s)
 {
     AutoCloseFD fd = open(path.c_str(), O_WRONLY | O_TRUNC | O_CREAT, 0666);
     if (fd == -1)
         throw SysError(format("opening file `%1%'") % path);
     writeFull(fd, (unsigned char *) s.c_str(), s.size());
-    if (doFsync) fsync(fd);
 }
 
 
@@ -976,6 +975,17 @@ Strings tokenizeString(const string & s, const string & separators)
 }
 
 
+string concatStringsSep(const string & sep, const Strings & ss)
+{
+    string s;
+    foreach (Strings::const_iterator, i, ss) {
+        if (s.size() != 0) s += sep;
+        s += *i;
+    }
+    return s;
+}
+
+
 string statusToString(int status)
 {
     if (!WIFEXITED(status) || WEXITSTATUS(status) != 0) {