manylinux2014-aarch64: Install zlib in sysroot

common/common-manylinux.crosstool

@@ -47,6 +47,7 @@ ENV XCC_PREFIX=/usr/xcc
 # for users.
 COPY \
   imagefiles/install-crosstool-ng-toolchain.sh \
+  imagefiles/patch/crosstool-ng/crosstool-ng-zlib-target.patch \
   manylinux2014-aarch64/crosstool-ng.config \
   /dockcross/
 

common/common.crosstool

@@ -38,6 +38,7 @@ ENV XCC_PREFIX=/usr/xcc
 # for users.
 COPY \
   imagefiles/install-crosstool-ng-toolchain.sh \
+  imagefiles/patch/crosstool-ng/crosstool-ng-zlib-target.patch \
   crosstool-ng.config \
   /dockcross/
 

imagefiles/install-crosstool-ng-toolchain.sh

@@ -75,6 +75,13 @@ git fetch --tags
 # checkout 
 git checkout ${REV}
 
+if [ ${REV} = "crosstool-ng-1.25.0" ]; then
+  patch scripts/build/companion_libs/050-zlib.sh -i /dockcross/crosstool-ng-zlib-target.patch
+  # Clean patch
+  rm /dockcross/crosstool-ng-zlib-target.patch
+fi
+
+
 # Bootstrap and install the tool.
 BOOTSTRAP_PREFIX="${CTNG}/prefix"
 ./bootstrap

imagefiles/patch/crosstool-ng/crosstool-ng-zlib-target.patch

@@ -0,0 +1,77 @@
+--- a/scripts/build/companion_libs/050-zlib.sh
++++ b/scripts/build/companion_libs/050-zlib.sh
+@@ -9,7 +9,7 @@ do_zlib_for_host() { :; }
+ do_zlib_for_target() { :; }
+ 
+ # Overide functions depending on configuration
+-if [ "${CT_ZLIB}" = "y" ]; then
++if [ "${CT_ZLIB}" = "y" -o "${CT_ZLIB_TARGET}" = "y" ]; then
+ 
+ # Download zlib
+ do_zlib_get() {
+@@ -21,6 +21,8 @@ do_zlib_extract() {
+     CT_ExtractPatch ZLIB
+ }
+ 
++if [ "${CT_ZLIB}" = "y" ]; then
++
+ # Build zlib for running on build
+ # - always build statically
+ # - install in build-tools prefix
+@@ -61,6 +63,38 @@ do_zlib_for_host() {
+     CT_EndStep
+ }
+ 
++fi # CT_ZLIB
++
++if [ "${CT_ZLIB_TARGET}" = "y" ]; then
++
++do_zlib_for_target() {
++    local -a zlib_opts
++    local prefix
++
++    CT_DoStep INFO "Installing zlib for the target"
++    CT_mkdir_pushd "${CT_BUILD_DIR}/build-zlib-target-${CT_TARGET}"
++
++    case "${CT_TARGET}" in
++        *-*-mingw*)
++            prefix="/mingw"
++            ;;
++        *)
++            prefix="/usr"
++            ;;
++    esac
++
++    zlib_opts+=( "host=${CT_TARGET}" )
++    zlib_opts+=( "prefix=${prefix}" )
++    zlib_opts+=( "destdir=${CT_SYSROOT_DIR}" )
++    zlib_opts+=( "cflags=${CT_ALL_TARGET_CFLAGS}" )
++    do_zlib_backend "${zlib_opts[@]}"
++
++    CT_Popd
++    CT_EndStep
++}
++
++fi # CT_ZLIB_TARGET
++
+ # Build zlib
+ #     Parameter     : description               : type      : default
+ #     host          : machine to run on         : tuple     : (none)
+@@ -72,6 +106,7 @@ do_zlib_backend() {
+     local prefix
+     local cflags
+     local ldflags
++    local destdir
+     local arg
+     local -a extra_config
+     local -a extra_make
+@@ -126,7 +161,7 @@ do_zlib_backend() {
+     fi
+ 
+     CT_DoLog EXTRA "Installing zlib"
+-    CT_DoExecLog ALL make "${extra_make[@]}" install
++    CT_DoExecLog ALL make "${extra_make[@]}" install DESTDIR="${destdir}"
+ }
+ 
+-fi # CT_ZLIB
++fi # CT_ZLIB || CT_ZLIB_TARGET

manylinux2014-aarch64/crosstool-ng.config

@@ -541,7 +541,7 @@ CT_CC_GCC_ENABLE_CXX_FLAGS="-I/usr/include -fpermissive"
 CT_CC_GCC_CORE_EXTRA_CONFIG_ARRAY=""
 CT_CC_GCC_EXTRA_CONFIG_ARRAY=""
 CT_CC_GCC_STATIC_LIBSTDCXX=y
-# CT_CC_GCC_SYSTEM_ZLIB is not set
+CT_CC_GCC_SYSTEM_ZLIB=y
 CT_CC_GCC_CONFIG_TLS=m
 
 #
@@ -789,6 +789,7 @@ CT_NCURSES_TARGET_CONFIG_ARGS=""
 CT_NCURSES_TARGET_FALLBACKS=""
 CT_COMP_LIBS_ZLIB=y
 CT_COMP_LIBS_ZLIB_PKG_KSYM="ZLIB"
+CT_ZLIB_TARGET=y
 CT_ZLIB_DIR_NAME="zlib"
 CT_ZLIB_PKG_NAME="zlib"
 CT_ZLIB_SRC_RELEASE=y
@@ -796,7 +797,7 @@ CT_ZLIB_SRC_RELEASE=y
 CT_ZLIB_PATCH_ORDER="global"
 CT_ZLIB_V_1_2_12=y
 CT_ZLIB_VERSION="1.2.13"
-CT_ZLIB_MIRRORS="http://downloads.sourceforge.net/project/libpng/zlib/${CT_ZLIB_VERSION} https://www.zlib.net/"
+CT_ZLIB_MIRRORS="https://github.com/madler/zlib/releases/download/v${CT_ZLIB_VERSION} https://www.zlib.net/ https://www.zlib.net/fossils"
 CT_ZLIB_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
 CT_ZLIB_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
 CT_ZLIB_ARCHIVE_FORMATS=".tar.xz .tar.gz"