arm-apple-darwin10-ld

#!/bin/sh

TARGET_PLATFORM=`xcrun --show-sdk-platform-path --sdk iphoneos`
TARGET_BIN=`xcrun --show-sdk-platform-path --sdk iphoneos`/Developer/usr/bin

TARGET_LD=$TARGET_BIN/ld
TARGET_LDFLAGS="-L$TARGET_PLATFORM/usr/lib/ -ios_version_min 7.0"

# echo "LINKING WITH: $@"

args=$@

# Check if we're building an object file by looking for "-o file.o", and find its filename
# sed's -E allows extended regexes (cleaner syntax), -n suppresses non-matching input, the |p flag prints matches.
outFileName=$(echo "$args" | sed -En 's|.*-o ([^.]*)\.o.*|\1|p')

# Only need lipo when we're building object files
if [ -n "$outFileName" ]
then
# Create filename variants for armV7 and armV7s
fileNameForArmv7=$outFileName-armv7
fileNameForArmv7s=$outFileName-armv7s

# Call gcc twice, once for each architecture, outputting to our filename variants
$TARGET_LD $TARGET_LDFLAGS -arch armv7 ${args//$outFileName.o/$fileNameForArmv7.o}
$TARGET_LD $TARGET_LDFLAGS -arch armv7s ${args//$outFileName.o/$fileNameForArmv7s.o}

# Lipo the two filename variants together
lipo $fileNameForArmv7.o $fileNameForArmv7s.o -create -output $outFileName.o

# Clean up
rm $fileNameForArmv7.o $fileNameForArmv7s.o
else
# echo "Non-object-generating link command: $TARGET_LD $TARGET_LDFLAGS -arch armv7s $@"
# If not building object files, call regularly. Still need to include an arch to configure ld for arm mode.
exec $TARGET_LD $TARGET_LDFLAGS -arch armv7s "$@"
fi