Fix for C stack checking issues on 1.1

Fixes #289.

appveyor.yml → .appveyor.yml

@@ -1,6 +1,7 @@
 environment:
   matrix:
-  - julia_version: 1
+  - julia_version: 1.0
+  - julia_version: 1.1
   - julia_version: nightly
 
 platform:

.travis.yml

@@ -4,6 +4,7 @@ os:
   - osx
 julia:
   - 1.0
+  - 1.1
   - nightly
 
 matrix:

src/setup.jl

@@ -109,10 +109,12 @@ function initEmbeddedR()
 
         # initialize library
         argv = ["REmbeddedJulia","--silent","--no-save"]
-        i = ccall((:Rf_initEmbeddedR,libR),Cint,(Cint,Ptr{Ptr{Cchar}}),length(argv),argv)
-        if i == 0
-            error("Could not start embedded R session.")
-        end
+        ccall((:Rf_initialize_R,libR),Cint,(Cint,Ptr{Ptr{Cchar}}),length(argv),argv)
+        # Julia 1.1+ no longer loads libraries in the main thread
+        # TODO: this needs to be set correctly
+        # https://cran.r-project.org/doc/manuals/r-release/R-exts.html#Threading-issues
+        unsafe_store!(cglobal((:R_CStackLimit,libR),Csize_t), typemax(Csize_t))
+        ccall((:setup_Rmainloop,libR),Cvoid,())
 
         ptr_write_console_ex = @cfunction($write_console_ex,Nothing,(Ptr{UInt8},Cint,Cint)).ptr
         unsafe_store!(cglobal((:ptr_R_WriteConsole,libR),Ptr{Cvoid}), C_NULL)