libffi.sh

   1 #!/usr/bin/env bash
   2
   3 # Cycript - Optimizing JavaScript Compiler/Runtime
   4 # Copyright (C) 2009-2013  Jay Freeman (saurik)
   5
   6 # GNU General Public License, Version 3 {{{
   7 #
   8 # Cycript is free software: you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published
  10 # by the Free Software Foundation, either version 3 of the License,
  11 # or (at your option) any later version.
  12 #
  13 # Cycript is distributed in the hope that it will be useful, but
  14 # WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
  20 # }}}
  21
  22 set -e
  23
  24 archs=()
  25 function arch() {
  26     local arch=$1
  27     local host=$2
  28     local sdk=$3
  29     local os=$4
  30     local min=$5
  31     shift 5
  32
  33     rm -rf "libffi.${arch}"
  34     if ! isysroot=$(xcodebuild -sdk "${sdk}" -version Path); then
  35         return
  36     fi
  37
  38     archs+=("${arch}")
  39     mkdir "libffi.${arch}"
  40
  41     flags=()
  42     flags+=(-isysroot "${isysroot}")
  43     flags+=(-m${os}-version-min="${min}")
  44     flags+=(-no-integrated-as)
  45     flags+=(-fno-stack-protector)
  46     flags+=(-O3 -g3)
  47
  48     if [[ ${arch} == arm* && ${arch} != arm64 ]]; then
  49         flags+=(-mthumb)
  50     fi
  51
  52     cd "libffi.${arch}"
  53     CC="clang -arch ${arch}" CFLAGS="${flags[*]}" CPPFLAGS="${flags[*]} $*" ../libffi/configure --host="${host}"
  54     make
  55     cd ..
  56 }
  57
  58 arch armv6 arm-apple-darwin10 iphoneos iphoneos 2.0 -mllvm -arm-reserve-r9
  59 arch armv7 arm-apple-darwin10 iphoneos iphoneos 2.0
  60 arch armv7s arm-apple-darwin10 iphoneos iphoneos 2.0
  61 arch arm64 aarch64-apple-darwin11 iphoneos iphoneos 2.0
  62
  63 arch i386 i386-apple-darwin10 iphonesimulator ios-simulator 4.0
  64 arch x86_64 x86_64-apple-darwin11 iphonesimulator ios-simulator 4.0
  65
  66 libffi=()
  67 for arch in "${archs[@]}"; do
  68     a=libffi."${arch}"/.libs/libffi.a
  69     # sectionForAddress(...) address not in any section file '...' for architecture i386
  70     ar m "${a}" src/prep_cif.o
  71     libffi+=("${a}")
  72 done
  73
  74 lipo -create -output libffi.a "${libffi[@]}"