From 8788abe260cba2baa45d3118b187b76d25c3e818 Mon Sep 17 00:00:00 2001
From: seabaylea <baileyc@uk.ibm.com>
Date: Sun, 5 Jun 2016 17:29:47 +0100
Subject: [PATCH] Pass libdispatch source and build directories to Swift PM

---
 utils/build-script-impl | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/utils/build-script-impl b/utils/build-script-impl
index 257e1c3ea5088..1fdb75bb61274 100755
--- a/utils/build-script-impl
+++ b/utils/build-script-impl
@@ -1522,6 +1522,10 @@ function set_swiftpm_bootstrap_command() {
     LLBUILD_BIN="$(build_directory_bin ${LOCAL_HOST} llbuild)/swift-build-tool"
     if [[ ! "${SKIP_BUILD_FOUNDATION}" ]] ; then
         FOUNDATION_BUILD_DIR=$(build_directory ${host} foundation)
+        if [[ ! "${SKIP_BUILD_LIBDISPATCH}" ]] ; then
+            LIBDISPATCH_BUILD_DIR="$(build_directory ${host} libdispatch)"
+            LIBDISPATCH_BUILD_ARGS="--libdispatch-source-dir=${LIBDISPATCH_SOURCE_DIR} --libdispatch-build-dir=${LIBDISPATCH_BUILD_DIR}"
+        fi
         if [[ ! "${SKIP_BUILD_XCTEST}" ]] ; then
             XCTEST_BUILD_DIR=$(build_directory ${host} xctest)
         fi
@@ -1544,6 +1548,10 @@ function set_swiftpm_bootstrap_command() {
     if [[ ! "${SKIP_BUILD_FOUNDATION}" ]] ; then
         swiftpm_bootstrap_command+=(
             --foundation="${FOUNDATION_BUILD_DIR}/Foundation")
+        if [[ ! "${SKIP_BUILD_LIBDISPATCH}" ]] ; then
+            swiftpm_bootstrap_command+=(
+                $LIBDISPATCH_BUILD_ARGS)
+        fi
         if [[ ! "${SKIP_BUILD_XCTEST}" ]] ; then
             swiftpm_bootstrap_command+=(
                 --xctest="${XCTEST_BUILD_DIR}")