move SetCloseOnExec to util

1 files changed, 3 insertions, 0 deletions

diff --git a/src/util.h b/src/util.h
index c9e06f4..d66bd84 100644
--- a/src/util.h
+++ b/src/util.h
@@ -41,6 +41,9 @@ int MakeDir(const string& path);
 /// Returns -errno and fills in \a err on error.
 int ReadFile(const string& path, string* contents, string* err);
 
+/// Mark a file descriptor to not be inherited on exec()s.
+void SetCloseOnExec(int fd);
+
 /// Get the current time as relative to some epoch.
 /// Epoch varies between platforms; only useful for measuring elapsed
 /// time.