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-rw-r--r--t/helper/test-index-version.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/t/helper/test-index-version.c b/t/helper/test-index-version.c
new file mode 100644
index 0000000..fcd1096
--- /dev/null
+++ b/t/helper/test-index-version.c
@@ -0,0 +1,15 @@
+#include "test-tool.h"
+#include "cache.h"
+
+int cmd__index_version(int argc, const char **argv)
+{
+ struct cache_header hdr;
+ int version;
+
+ memset(&hdr,0,sizeof(hdr));
+ if (read(0, &hdr, sizeof(hdr)) != sizeof(hdr))
+ return 0;
+ version = ntohl(hdr.hdr_version);
+ printf("%d\n", version);
+ return 0;
+}