Cross-build ICU for IOS on linux

extern/icu/ios/Readme.txt

@@ -0,0 +1,2 @@
+This directory contains files needed for cross-build of IBM ICU 63.1 for IOS on amd64 linux host.
+Assuming xcode SDK is present in ${MACTOOLS}.

extern/icu/ios/aarch64/config.sh

@@ -0,0 +1,23 @@
+#!/bin/sh
+
+. ../crossenv.sh
+
+../source/configure --prefix=$(pwd)/prebuilt \
+    --host=aarch64-apple-darwin \
+    --enable-static=no \
+    --enable-shared \
+    --enable-extras=no \
+    --enable-strict=no \
+    --enable-icuio=no \
+    --enable-layout=no \
+    --enable-layoutex=no \
+    --enable-tools=no \
+    --enable-tests=no \
+    --enable-samples=no \
+    --enable-renaming \
+    --enable-dyload \
+    --with-cross-build=`realpath ../linux` \
+    CFLAGS='-Os' \
+    CXXFLAGS='--std=c++11' \
+    LDFLAGS='-static-libstdc++' \
+    --with-data-packaging=archive

extern/icu/ios/aarch64/mk.sh

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+. ../crossenv.sh
+
+make -j15 && make install
+

extern/icu/ios/crossenv.sh

@@ -0,0 +1,22 @@
+#MACTOOLS=/usr/home/firebird/Mac/mactools
+
+export PATH=${MACTOOLS}/usr/bin:$PATH
+export LD_LIBRARY_PATH=${MACTOOLS}/usr/lib:$LD_LIBRARY_PATH
+
+CROSS_PREFIX=${MACTOOLS}/usr/bin/arm-apple-darwin11-
+
+export CXX=${CROSS_PREFIX}clang++
+export CC=${CROSS_PREFIX}clang
+export AR=${CROSS_PREFIX}ar
+
+#AS=${CROSS_PREFIX}as
+
+export LD=${CROSS_PREFIX}ld
+
+#NM=${CROSS_PREFIX}nm
+#OBJCOPY=${CROSS_PREFIX}objcopy
+#OBJDUMP=${CROSS_PREFIX}objdump
+
+export RANLIB=${CROSS_PREFIX}ranlib
+
+#STRIP=${CROSS_PREFIX}strip

extern/icu/ios/linux/config.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+../source/runConfigureICU Linux --prefix=$PWD/prebuilt \
+    CFLAGS="-Os" \
+    CXXFLAGS="--std=c++11" \
+    --enable-static \
+    --enable-shared=no \
+    --enable-extras=no \
+    --enable-strict=no \
+    --enable-icuio=no \
+    --enable-layout=no \
+    --enable-layoutex=no \
+    --enable-tools \
+    --enable-tests=no \
+    --enable-samples=no \
+    --enable-dyload \
+    --with-data-packaging=archive

extern/icu/ios/linux/mk.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+make -j15 && make install
+