Introduce a Truncate() function that works on POSIX and Windows.

Hopefully fixes the build on Windows.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/util.h b/src/util.h
index 07381a1..9740565 100644
--- a/src/util.h
+++ b/src/util.h
@@ -76,6 +76,9 @@ double GetLoadAverage();
 /// exceeds @a width.
 string ElideMiddle(const string& str, size_t width);
 
+/// Truncates a file to the given size.
+bool Truncate(const string& path, size_t size, string* err);
+
 #ifdef _MSC_VER
 #define snprintf _snprintf
 #define fileno _fileno