From 344cd8ffbf745ae66778abf69c8cdfcc98ae7db2 Mon Sep 17 00:00:00 2001
From: Nikita Smith <git.nikita.smith@gmail.com>
Date: Mon, 17 Mar 2025 14:20:20 -0700
Subject: [PATCH] use djb2 hash for now

---
 src/rdi_make/rdi_make_help.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/rdi_make/rdi_make_help.c b/src/rdi_make/rdi_make_help.c
index d3b039ac..f85d38a1 100644
--- a/src/rdi_make/rdi_make_help.c
+++ b/src/rdi_make/rdi_make_help.c
@@ -419,7 +419,13 @@ ASYNC_WORK_DEF(rdim_bake_idx_runs_work)
 internal U64
 rdim_help_hash(RDIM_String8 string)
 {
-  return XXH3_64bits(string.str, string.size);
+  U64 hash = 5381;
+  U8 *ptr = string.str;
+  U8 *opl = string.str + string.size;
+  for (;ptr < opl; ++ptr) {
+    hash = ((hash << 5) + hash) + (*ptr);
+  }
+  return hash;
 }
 
 internal void