From 51ab849bdf1d09b69e4be5aedcbae39e4ad692fc Mon Sep 17 00:00:00 2001
From: Jim Harris <james.r.harris@intel.com>
Date: Thu, 3 Nov 2022 07:28:06 +0000
Subject: [PATCH] configure: emit command line options to mk/config.mk

This can be useful to know which command line parameters
were passed to configure to generate the current
build environment.

Fixes issue #2758.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: Ia662c73072101abfc5f59c463f4a1c821c3fa0e0
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/15249
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: wanghailiang <hailiangx.e.wang@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Krzysztof Karas <krzysztof.karas@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Community-CI: Mellanox Build Bot
---
 CONFIG    | 2 ++
 configure | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/CONFIG b/CONFIG
index 542c87c74..6215a4345 100644
--- a/CONFIG
+++ b/CONFIG
@@ -4,6 +4,8 @@
 #  Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 #
 
+# configure options: __CONFIGURE_OPTIONS__
+
 # Installation prefix
 CONFIG_PREFIX="/usr/local"
 
diff --git a/configure b/configure
index ba7805111..bfa92c03a 100755
--- a/configure
+++ b/configure
@@ -1196,6 +1196,8 @@ fi
 
 echo -n "Creating mk/config.mk..."
 cp -f $rootdir/CONFIG $rootdir/mk/config.mk
+ARGS=$(echo "$@" | sed 's/ /\\ /g')
+sed -i.bak -r "s#__CONFIGURE_OPTIONS__#${ARGS}#g" $rootdir/mk/config.mk
 for key in "${!CONFIG[@]}"; do
 	sed -i.bak -r "s#[[:space:]]*CONFIG_${key}=.*#CONFIG_${key}\?=${CONFIG[$key]}#g" $rootdir/mk/config.mk
 done