From ceeda829066b6373a98b8fc770e53a2cf1b53033 Mon Sep 17 00:00:00 2001
From: David Garske <david@wolfssl.com>
Date: Mon, 1 May 2023 15:47:21 -0700
Subject: [PATCH] Add option to support disabling thread local
 `--disable-threadlocal`. Useful for cross-compile situation where thread
 local storage is not desired. ZD 16062

---
 configure.ac | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index ef7290a04..016b9045f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -159,9 +159,20 @@ then
     output_objdir=.
 fi
 
+
 # Thread local storage
-AX_TLS([thread_ls_on=yes],[thread_ls_on=no])
-AS_IF([test "x$thread_ls_on" = "xyes"],[AM_CFLAGS="$AM_CFLAGS -DHAVE_THREAD_LS"])
+thread_ls_on="no"
+AC_ARG_ENABLE([threadlocal],
+    [AS_HELP_STRING([--enable-threadlocal],[Enable thread local support (default: enabled)])],
+    [ ENABLED_THREADLOCAL=$enableval ],
+    [ ENABLED_THREADLOCAL=yes ]
+    )
+if test "$ENABLED_THREADLOCAL" = "yes"
+then
+    AX_TLS([thread_ls_on=yes],[thread_ls_on=no])
+    AS_IF([test "x$thread_ls_on" = "xyes"],[AM_CFLAGS="$AM_CFLAGS -DHAVE_THREAD_LS"])
+fi
+
 
 # DEBUG
 AX_DEBUG