#!/bin/bash set -e flags=() sdk=/Developer/SDKs/MacOSX10.4u.sdk if [[ -e $sdk ]]; then flags+=(-mmacosx-version-min=10.4 -isysroot "$sdk") fi g++ -arch ppc -arch i386 -arch x86_64 "${flags[@]}" -o ldid ldid.cpp -I. -x c lookup2.c sha1.c