From c2d37a594d3dfe5047a46a395979edd2641c8ab1 Mon Sep 17 00:00:00 2001
From: Paulo Neves <ptsneves@gmail.com>
Date: Wed, 7 Sep 2022 12:12:33 +0200
Subject: [PATCH] CMakeLists.txt: Make libnsl optional

YP libnsl functionality is already protected by ifdef guards where
necessary and there are uses where it is not required. Add USE_LIBNSL
as a build system knob.

Upstream-Status: Submitted [https://github.com/nfs-ganesha/ntirpc/pull/255]

Signed-off-by: Paulo Neves <ptsneves@gmail.com>

%% original patch: 0001-CMakeLists.txt-Make-libnsl-optional.patch
---
 CMakeLists.txt    | 6 ++++--
 config-h.in.cmake | 4 ++++
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 737a2ddd3..e822578e3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -197,13 +197,14 @@ set(SYSTEM_LIBRARIES
   ${SYSTEM_LIBRARIES}
 )
 
-if (NOT BSDBASED)
+option(USE_LIBNSL "Enable NSL sockets" ON)
+if (USE_LIBNSL)
   find_package(NSL) # sockets
   set(SYSTEM_LIBRARIES
     ${SYSTEM_LIBRARIES}
     ${NSL_LIBRARY}
   )
-endif (NOT BSDBASED)
+endif (USE_LIBNSL)
 
 set(LIBNTIRPC_MAP "${PROJECT_BINARY_DIR}/src/libntirpc.map")
 # subst files (need add_custom_command for dependency, fyi)
@@ -221,6 +222,7 @@ message(STATUS)
 message(STATUS "-------------------------------------------------------")
 message(STATUS "TIRPC_EPOLL = ${TIRPC_EPOLL}")
 message(STATUS "USE_RPC_RDMA = ${USE_RPC_RDMA}")
+message(STATUS "USE_LIBNSL = ${USE_LIBNSL}")
 message(STATUS "USE_GSS = ${USE_GSS}")
 message(STATUS "USE_PROFILE = ${USE_PROFILE}")
 message(STATUS "USE_LTTNG_NTIRPC = ${USE_LTTNG_NTIRPC}")
diff --git a/config-h.in.cmake b/config-h.in.cmake
index 69bf5bf08..b3ac1271f 100644
--- a/config-h.in.cmake
+++ b/config-h.in.cmake
@@ -20,6 +20,10 @@
 #cmakedefine TIRPC_EPOLL 1
 #cmakedefine USE_RPC_RDMA 1
 #cmakedefine USE_LTTNG_NTIRPC 1
+#cmakedefine USE_LIBNSL 1
+#ifdef USE_LIBNSL
+#define YP 1
+#endif
 
 /* Package stuff */
 #define PACKAGE "libntirpc"