From 9a3cbc05415dd862852dffbd368527319107f460 Mon Sep 17 00:00:00 2001
From: David CARLIER <devnexen@gmail.com>
Date: Tue, 13 Apr 2021 20:23:46 +0100
Subject: mysqld: print status display subset of memory usage.

leveling up to some degree with linux's mallinfo* api for
 the memory usage display with debug build with malloc_zone
 Darwin api.

Closes: #1803
---
 cmake/os/WindowsCache.cmake |  1 +
 config.h.cmake              |  1 +
 configure.cmake             |  1 +
 sql/sql_test.cc             | 16 ++++++++++++++++
 4 files changed, 19 insertions(+)

diff --git a/cmake/os/WindowsCache.cmake b/cmake/os/WindowsCache.cmake
index 0f7e3c9bf16..e9b9e187722 100644
--- a/cmake/os/WindowsCache.cmake
+++ b/cmake/os/WindowsCache.cmake
@@ -92,6 +92,7 @@ SET(HAVE_MADVISE CACHE  INTERNAL "")
 SET(HAVE_MALLINFO CACHE  INTERNAL "")
 SET(HAVE_MALLINFO2 CACHE  INTERNAL "")
 SET(HAVE_MALLOC_H 1 CACHE  INTERNAL "")
+SET(HAVE_MALLOC_ZONE CACHE  INTERNAL "")
 SET(HAVE_MEMALIGN CACHE  INTERNAL "")
 SET(HAVE_MEMCPY 1 CACHE  INTERNAL "")
 SET(HAVE_MEMMOVE 1 CACHE  INTERNAL "")
diff --git a/config.h.cmake b/config.h.cmake
index 2af94f96d9a..d7eb8f7c9d3 100644
--- a/config.h.cmake
+++ b/config.h.cmake
@@ -170,6 +170,7 @@
 #cmakedefine HAVE_DECL_MHA_MAPSIZE_VA 1
 #cmakedefine HAVE_MALLINFO 1
 #cmakedefine HAVE_MALLINFO2 1
+#cmakedefine HAVE_MALLOC_ZONE 1
 #cmakedefine HAVE_MEMCPY 1
 #cmakedefine HAVE_MEMMOVE 1
 #cmakedefine HAVE_MKSTEMP 1
diff --git a/configure.cmake b/configure.cmake
index a90ba810b40..8cff10a24ac 100644
--- a/configure.cmake
+++ b/configure.cmake
@@ -364,6 +364,7 @@ CHECK_FUNCTION_EXISTS (lstat HAVE_LSTAT)
 CHECK_FUNCTION_EXISTS (madvise HAVE_MADVISE)
 CHECK_FUNCTION_EXISTS (mallinfo HAVE_MALLINFO)
 CHECK_FUNCTION_EXISTS (mallinfo2 HAVE_MALLINFO2)
+CHECK_FUNCTION_EXISTS (malloc_zone_statistics HAVE_MALLOC_ZONE)
 CHECK_FUNCTION_EXISTS (memcpy HAVE_MEMCPY)
 CHECK_FUNCTION_EXISTS (memmove HAVE_MEMMOVE)
 CHECK_FUNCTION_EXISTS (mkstemp HAVE_MKSTEMP)
diff --git a/sql/sql_test.cc b/sql/sql_test.cc
index 36e4fedf835..6c1e5a2a578 100644
--- a/sql/sql_test.cc
+++ b/sql/sql_test.cc
@@ -33,6 +33,8 @@
 #include <malloc.h>
 #elif defined(HAVE_MALLINFO) && defined(HAVE_SYS_MALLOC_H)
 #include <sys/malloc.h>
+#elif defined(HAVE_MALLOC_ZONE)
+#include <malloc/malloc.h>
 #endif
 
 #ifdef HAVE_EVENT_SCHEDULER
@@ -653,6 +655,20 @@ Memory allocated by threads:             %s\n",
          llstr(tmp.global_memory_used, llbuff[8]),
          llstr(tmp.local_memory_used, llbuff[9]));
 
+#elif defined(HAVE_MALLOC_ZONE)
+  malloc_statistics_t info;
+  char llbuff[4][22];
+
+  malloc_zone_statistics(nullptr, &info);
+  printf("\nMemory status:\n\
+Total allocated space:                   %s\n\
+Total free space:                        %s\n\
+Global memory allocated by server:       %s\n\
+Memory allocated by threads:             %s\n",
+         llstr(info.size_allocated, llbuff[0]),
+         llstr((info.size_allocated - info.size_in_use), llbuff[1]),
+         llstr(tmp.global_memory_used, llbuff[2]),
+         llstr(tmp.local_memory_used, llbuff[3]));
 #endif
 
 #ifdef HAVE_EVENT_SCHEDULER
-- 
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