Merge pull request #11 from kolyshkin/go111

osx fixes for go 1.11

Dockerfile

@@ -4,7 +4,7 @@ FROM    golang:1.11.0
 ARG     APT_MIRROR=deb.debian.org
 RUN     sed -ri "s/(httpredir|deb).debian.org/$APT_MIRROR/g" /etc/apt/sources.list
 
-RUN     apt-get update -qq && apt-get install -y -q \
+RUN     apt-get update -qq && apt-get install -y -q --no-install-recommends \
             libltdl-dev \
             gcc-mingw-w64 \
             parallel \

osx-cross.sh

@@ -7,15 +7,21 @@
 
 set -eu -o pipefail
 
-PKG_DEPS="patch xz-utils clang"
+PKG_DEPS="patch xz-utils clang llvm file"
 
-apt-get update -qq
-time apt-get install -y -q $PKG_DEPS
+time apt-get install -y -q --no-install-recommends $PKG_DEPS
+
+# NOTE: when changing version here, make sure to
+# also change OSX_CODENAME below to match
+OSX_SDK=MacOSX10.10.sdk
+SDK_SUM=631b4144c6bf75bf7a4d480d685a9b5bda10ee8d03dbf0db829391e2ef858789
 
-OSX_SDK=MacOSX10.11.sdk
 OSX_CROSS_COMMIT=a9317c18a3a457ca0a657f08cc4d0d43c6cf8953
 OSXCROSS_PATH="/osxcross"
 
+LIBTOOL_VERSION=2.4.6
+OSX_CODENAME=yosemite
+
 echo "Cloning osxcross"
 time git clone https://github.com/tpoechtrager/osxcross.git $OSXCROSS_PATH
 cd $OSXCROSS_PATH
@@ -25,5 +31,17 @@ echo "Downloading OSX SDK"
 time curl -sSL https://s3.dockerproject.org/darwin/v2/${OSX_SDK}.tar.xz \
     -o "${OSXCROSS_PATH}/tarballs/${OSX_SDK}.tar.xz"
 
+echo "$SDK_SUM  ${OSXCROSS_PATH}/tarballs/${OSX_SDK}.tar.xz" \
+	| sha256sum -c -
+
 echo "Building osxcross"
-UNATTENDED=yes OSX_VERSION_MIN=10.6 ${OSXCROSS_PATH}/build.sh > /dev/null
+# Go 1.11 requires OSX >= 10.10
+UNATTENDED=yes OSX_VERSION_MIN=10.10 ${OSXCROSS_PATH}/build.sh > /dev/null
+
+echo "Installing libtool from brew"
+curl -sSL https://homebrew.bintray.com/bottles/libtool-${LIBTOOL_VERSION}.${OSX_CODENAME}.bottle.tar.gz \
+	| gzip -dc | tar xf - \
+		-C ${OSXCROSS_PATH}/target/SDK/${OSX_SDK}/usr/ \
+		--strip-components=2 \
+		libtool/${LIBTOOL_VERSION}/include/ \
+		libtool/${LIBTOOL_VERSION}/lib/