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-rw-r--r--tree-walk.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/tree-walk.c b/tree-walk.c
index 0160294712..2d6226d5f1 100644
--- a/tree-walk.c
+++ b/tree-walk.c
@@ -4,6 +4,7 @@
#include "object-store.h"
#include "tree.h"
#include "pathspec.h"
+#include "json-writer.h"
static const char *get_mode(const char *str, unsigned int *modep)
{
@@ -167,6 +168,25 @@ int tree_entry_gently(struct tree_desc *desc, struct name_entry *entry)
return 1;
}
+static int traverse_trees_atexit_registered;
+static int traverse_trees_count;
+static int traverse_trees_cur_depth;
+static int traverse_trees_max_depth;
+
+static void trace2_traverse_trees_statistics_atexit(void)
+{
+ struct json_writer jw = JSON_WRITER_INIT;
+
+ jw_object_begin(&jw, 0);
+ jw_object_intmax(&jw, "traverse_trees_count", traverse_trees_count);
+ jw_object_intmax(&jw, "traverse_trees_max_depth", traverse_trees_max_depth);
+ jw_end(&jw);
+
+ trace2_data_json("traverse_trees", the_repository, "statistics", &jw);
+
+ jw_release(&jw);
+}
+
void setup_traverse_info(struct traverse_info *info, const char *base)
{
size_t pathlen = strlen(base);
@@ -180,6 +200,11 @@ void setup_traverse_info(struct traverse_info *info, const char *base)
info->namelen = pathlen;
if (pathlen)
info->prev = &dummy;
+
+ if (trace2_is_enabled() && !traverse_trees_atexit_registered) {
+ atexit(trace2_traverse_trees_statistics_atexit);
+ traverse_trees_atexit_registered = 1;
+ }
}
char *make_traverse_path(char *path, size_t pathlen,
@@ -416,6 +441,12 @@ int traverse_trees(struct index_state *istate,
int interesting = 1;
char *traverse_path;
+ traverse_trees_count++;
+ traverse_trees_cur_depth++;
+
+ if (traverse_trees_cur_depth > traverse_trees_max_depth)
+ traverse_trees_max_depth = traverse_trees_cur_depth;
+
if (n >= ARRAY_SIZE(entry))
BUG("traverse_trees() called with too many trees (%d)", n);
@@ -515,6 +546,8 @@ int traverse_trees(struct index_state *istate,
free(traverse_path);
info->traverse_path = NULL;
strbuf_release(&base);
+
+ traverse_trees_cur_depth--;
return error;
}