store: can not rename to existing filename on windows

handshake-org · Oct 26, 2022 · 5c925c4 · 5c925c4
1 parent f0de898
commit 5c925c4
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/store.c b/src/store.c
@@ -1,3 +1,5 @@
+#include "config.h"
+
 #include <assert.h>
 #include <stdint.h>
 #include <stdbool.h>
@@ -104,6 +106,11 @@ hsk_store_write(hsk_checkpoint_t *checkpoint, char *prefix) {
   if (written != HSK_STORE_CHECKPOINT_SIZE)
     return false;
 
+#if defined(_WIN32)
+  // Can not do the rename-file trick to guarantee atomicity on windows
+  remove(path);
+#endif
+
   return rename(tmp, path) == 0;
 }