fix-atomic.patch

0001-openvdb-fix-missing-atomic-lib-issue.patch (text/plain), 1.48 KB, created by Yixun Lan on 2022-02-16 14:29:18 UTC

From c9682add772e2d8c74599dcf23b951abd4ff4e89 Mon Sep 17 00:00:00 2001
From: Yixun Lan <[e-mail]>
Date: Wed, 16 Feb 2022 22:24:16 +0800
Subject: [PATCH] openvdb: fix missing atomic lib issue

explicitly pass -pthread to work around pthread builtin since glibc-2.34,
as we need -pthread to pull in libatomic for machines like riscv

Original-from: Alex Fan <[e-mail]>
Signed-off-by: Yixun Lan <[e-mail]>
---
 nanovdb/nanovdb/CMakeLists.txt | 3 +++
 openvdb/openvdb/CMakeLists.txt | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/nanovdb/nanovdb/CMakeLists.txt b/nanovdb/nanovdb/CMakeLists.txt
index 296dbb0..afc4f0c 100644
--- a/nanovdb/nanovdb/CMakeLists.txt
+++ b/nanovdb/nanovdb/CMakeLists.txt
@@ -69,6 +69,9 @@ if(UNIX)
   # forces the compiler -pthread flag vs -lpthread
   set(THREADS_PREFER_PTHREAD_FLAG TRUE)
   find_package(Threads REQUIRED)
+  if(CMAKE_USE_PTHREADS_INIT)
+    target_link_libraries(Threads::Threads INTERFACE -pthread)
+  endif()
 endif()
 
 if(NANOVDB_BUILD_UNITTESTS OR NANOVDB_BUILD_BENCHMARK)
diff --git a/openvdb/openvdb/CMakeLists.txt b/openvdb/openvdb/CMakeLists.txt
index 1d5b75f..22988b7 100644
--- a/openvdb/openvdb/CMakeLists.txt
+++ b/openvdb/openvdb/CMakeLists.txt
@@ -202,6 +202,9 @@ endif()
 
 if(UNIX)
   find_package(Threads REQUIRED)
+  if(CMAKE_USE_PTHREADS_INIT)
+    target_link_libraries(Threads::Threads INTERFACE -pthread)
+  endif()
 endif()
 
 # Set deps. Note that the order here is important. If we're building against
-- 
2.35.1