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Add test-dump-cache-tree

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This was useful in diagnosing the corrupt index.aux format
problem.  But do not bother building or installing it by
default.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2006-04-23 20:20:25 -07:00
parent a6e5642f39
commit 17448209f5
3 changed files with 36 additions and 0 deletions
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1
.gitignore vendored
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@ -123,6 +123,7 @@ git-write-tree
git-core-*/?*
test-date
test-delta
test-dump-cache-tree
common-cmds.h
*.tar.gz
*.dsc

3
Makefile
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@ -611,6 +611,9 @@ test-date$X: test-date.c date.o ctype.o
test-delta$X: test-delta.c diff-delta.o patch-delta.o
$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $^ -lz
test-dump-cache-tree$X: dump-cache-tree.o $(GITLIBS)
$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) $(LIBS)
check:
for i in *.c; do sparse $(ALL_CFLAGS) $(SPARSE_FLAGS) $$i || exit; done

32
dump-cache-tree.c Normal file
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@ -0,0 +1,32 @@
#include "cache.h"
#include "tree.h"
#include "cache-tree.h"
static unsigned char active_cache_sha1[20];
static struct cache_tree *active_cache_tree;
static void dump_cache_tree(struct cache_tree *it, const char *pfx)
{
int i;
if (it->entry_count < 0)
printf("%-40s %s\n", "invalid", pfx);
else
printf("%s %s (%d entries)\n",
sha1_to_hex(it->sha1),
pfx, it->entry_count);
for (i = 0; i < it->subtree_nr; i++) {
char path[PATH_MAX];
struct cache_tree_sub *down = it->down[i];
sprintf(path, "%s%.*s/", pfx, down->namelen, down->name);
dump_cache_tree(down->cache_tree, path);
}
}
int main(int ac, char **av)
{
if (read_cache_1(active_cache_sha1) < 0)
die("unable to read index file");
active_cache_tree = read_cache_tree(active_cache_sha1);
dump_cache_tree(active_cache_tree, "");
return 0;
}