merge(third_party/git): Merge squashed git subtree at v2.23.0

Merge commit '1b593e1ea4' as 'third_party/git'
This commit is contained in:
Vincent Ambo 2020-01-11 23:36:56 +00:00
commit 7ef0d62730
3629 changed files with 1139935 additions and 0 deletions

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#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;
}