From 0271611e390c3aaacc4f4f0529c10c7b095ed682 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Tue, 5 Jul 2005 17:08:02 -0700 Subject: [PATCH] Add a "git-show-index" helper that shows the contents of a pack index This was invaluable for debugging the zero-sized compression issue, and might be useful for scripting too, if people want to see the contents of a pack. --- Makefile | 3 ++- show-index.c | 28 ++++++++++++++++++++++++++++ 2 files changed, 30 insertions(+), 1 deletion(-) create mode 100644 show-index.c diff --git a/Makefile b/Makefile index 877d10b18..5dcfc24f8 100644 --- a/Makefile +++ b/Makefile @@ -43,7 +43,8 @@ PROG= git-update-cache git-diff-files git-init-db git-write-tree \ git-get-tar-commit-id git-apply git-stripspace \ git-diff-stages git-rev-parse git-patch-id git-pack-objects \ git-unpack-objects git-verify-pack git-receive-pack git-send-pack \ - git-prune-packed git-fetch-pack git-upload-pack git-clone-pack + git-prune-packed git-fetch-pack git-upload-pack git-clone-pack \ + git-show-index all: $(PROG) diff --git a/show-index.c b/show-index.c new file mode 100644 index 000000000..c21d660b6 --- /dev/null +++ b/show-index.c @@ -0,0 +1,28 @@ +#include "cache.h" + +int main(int argc, char **argv) +{ + int i; + unsigned nr; + unsigned int entry[6]; + static unsigned int top_index[256]; + + if (fread(top_index, sizeof(top_index), 1, stdin) != 1) + die("unable to read idex"); + nr = 0; + for (i = 0; i < 256; i++) { + unsigned n = ntohl(top_index[i]); + if (n < nr) + die("corrupt index file"); + nr = n; + } + for (i = 0; i < nr; i++) { + unsigned offset; + + if (fread(entry, 24, 1, stdin) != 1) + die("unable to read entry %u/%u", i, nr); + offset = ntohl(entry[0]); + printf("%u %s\n", offset, sha1_to_hex((void *)(entry+1))); + } + return 0; +} -- 2.26.2