Merge branch 'ps/reftable-portability'

Update reftable library part with what is used in libgit2 to improve
portability to different target codebases and platforms.

* ps/reftable-portability:
  reftable/system: add abstraction to mmap files
  reftable/system: add abstraction to retrieve time in milliseconds
  reftable/fsck: use REFTABLE_UNUSED instead of UNUSED
  reftable/stack: provide fsync(3p) via system header
  reftable: introduce "reftable-system.h" header

1 files changed, 18 insertions, 0 deletions

diff --git a/reftable/reftable-system.h b/reftable/reftable-system.h
new file mode 100644
index 0000000000..76f3e33e90
--- /dev/null
+++ b/reftable/reftable-system.h
@@ -0,0 +1,18 @@
+#ifndef REFTABLE_SYSTEM_H
+#define REFTABLE_SYSTEM_H
+
+/*
+ * This header defines the platform-specific bits required to compile the
+ * reftable library. It should provide an environment that bridges over the
+ * gaps between POSIX and your system, as well as the zlib interfaces. This
+ * header is expected to be changed by the individual project.
+ */
+
+#define MINGW_DONT_HANDLE_IN_USE_ERROR
+#include "compat/posix.h"
+#include "compat/zlib-compat.h"
+
+int reftable_fsync(int fd);
+#define fsync(fd) reftable_fsync(fd)
+
+#endif