fix flags for sourceCpp (#68)

* fix flags for sourceCpp

* update actions workflow

---------

Co-authored-by: tnagler <[email protected]>

Author: tnagler

.github/workflows/R-CMD-check.yaml

@@ -32,12 +32,12 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      - uses: r-lib/actions/setup-r@master
+      - uses: r-lib/actions/setup-r@v2
         with:
           r-version: ${{ matrix.config.r }}
           http-user-agent: ${{ matrix.config.http-user-agent }}
 
-      - uses: r-lib/actions/setup-pandoc@master
+      - uses: r-lib/actions/setup-pandoc@v2
 
       - name: Query dependencies
         run: |

DESCRIPTION

@@ -13,7 +13,7 @@ Encoding: UTF-8
 SystemRequirements: C++11
 URL: https://github.com/tnagler/RcppThread
 BugReports: https://github.com/tnagler/RcppThread/issues
-RoxygenNote: 7.1.2
+RoxygenNote: 7.2.0
 Suggests: 
     testthat,
     R.rsp,

R/inline.R

@@ -2,7 +2,7 @@ inlineCxxPlugin <- function(...) {
     settings <- Rcpp::Rcpp.plugin.maker(
         include.before  = "#include <RcppThread.h>",
         package = "RcppThread",
-        libs = if (Sys.info()["sysname"] == "Linux") "-latomic -lpthread" else ""
+        libs = RcppThread::LdFlags()
     )()
     settings$env$USE_CXX11 <- "yes"
     settings