From e1d56395f6b16cb70f8dbb942a117dc01fd7e74c Mon Sep 17 00:00:00 2001
From: Danny Robson <danny@nerdcruft.net>
Date: Tue, 23 Apr 2019 08:19:47 +1000
Subject: [PATCH] build: remove buzstats tool

---
 CMakeLists.txt     |  2 +-
 tools/buzstats.cpp | 32 --------------------------------
 2 files changed, 1 insertion(+), 33 deletions(-)
 delete mode 100644 tools/buzstats.cpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 922379e7..2f3903fa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -542,7 +542,7 @@ endif ()
 
 
 ###############################################################################
-foreach (tool buzstats cpuid poisson macro scratch)
+foreach (tool cpuid poisson macro scratch)
     add_executable (util_${tool} tools/${tool}.cpp)
     set_target_properties (util_${tool} PROPERTIES OUTPUT_NAME ${tool})
     target_link_libraries (util_${tool} cruft)
diff --git a/tools/buzstats.cpp b/tools/buzstats.cpp
deleted file mode 100644
index 4c3a3ed7..00000000
--- a/tools/buzstats.cpp
+++ /dev/null
@@ -1,32 +0,0 @@
-#include "hash/buzhash.hpp"
-#include "io.hpp"
-
-#include <iostream>
-
-int main (int argc, char const **argv)
-{
-    (void)argc;
-
-    cruft::mapped_file src (argv[1]);
-    cruft::view bytes (src);
-
-    static constexpr std::size_t BITS = 16;
-    std::vector<std::size_t> counts (BITS, 0);
-
-    static constexpr std::size_t WINDOW = 48;
-    cruft::hash::buzhash<u64> h (WINDOW, bytes);
-
-    for (auto const &val: bytes.consume (WINDOW)) {
-        auto const res = h (&val);
-
-        std::size_t mask = ~u64(0) >> (64 - BITS);
-        for (std::size_t i = 0; i < BITS; ++i) {
-            if ((res & mask) == 0)
-                counts[i]++;
-            mask >>= 1;
-        }
-    }
-
-    for (auto const &i: counts)
-        std::cout << i << '\n';
-}
\ No newline at end of file