[arrow] branch master updated: ARROW-3492: [C++] Build jemalloc in parallel

[apitrou]

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The following commit(s) were added to refs/heads/master by this push:
     new 1c85e41  ARROW-3492: [C++] Build jemalloc in parallel
1c85e41 is described below

commit 1c85e41e3241450bc357e0e42709124af9f88803
Author: Antoine Pitrou <anto...@python.org>
AuthorDate: Thu Oct 11 17:30:42 2018 +0200

    ARROW-3492: [C++] Build jemalloc in parallel
    
    Author: Antoine Pitrou <anto...@python.org>
    
    Closes #2745 from pitrou/ARROW-3492-jemalloc-parallel-build and squashes 
the following commits:
    
    2c000040 <Antoine Pitrou> ARROW-3492:  Build jemalloc in parallel
---
 cpp/cmake_modules/ThirdpartyToolchain.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cpp/cmake_modules/ThirdpartyToolchain.cmake 
b/cpp/cmake_modules/ThirdpartyToolchain.cmake
index d814229..949ccd8 100644
--- a/cpp/cmake_modules/ThirdpartyToolchain.cmake
+++ b/cpp/cmake_modules/ThirdpartyToolchain.cmake
@@ -737,7 +737,7 @@ if (ARROW_JEMALLOC)
     CONFIGURE_COMMAND ./autogen.sh "--prefix=${JEMALLOC_PREFIX}" 
"--with-jemalloc-prefix=je_arrow_" "--with-private-namespace=je_arrow_private_" 
"--disable-tls"
     ${EP_LOG_OPTIONS}
     BUILD_IN_SOURCE 1
-    BUILD_COMMAND ${MAKE}
+    BUILD_COMMAND ${MAKE} -j
     BUILD_BYPRODUCTS "${JEMALLOC_STATIC_LIB}" "${JEMALLOC_SHARED_LIB}"
     INSTALL_COMMAND ${MAKE} -j1 install)