1 #!/bin/sh 2 # 3 # Copyright (C) 2013 The Android Open Source Project 4 # 5 # Licensed under the Apache License, Version 2.0 (the "License"); 6 # you may not use this file except in compliance with the License. 7 # You may obtain a copy of the License at 8 # 9 # http://www.apache.org/licenses/LICENSE-2.0 10 # 11 # Unless required by applicable law or agreed to in writing, software 12 # distributed under the License is distributed on an "AS IS" BASIS, 13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 # See the License for the specific language governing permissions and 15 # limitations under the License. 16 # 17 # This shell script is used to rebuild the libportable binaries from 18 # their sources. It requires a working NDK installation. 19 # 20 21 # include common function and variable definitions 22 . `dirname $0`/prebuilt-common.sh 23 . `dirname $0`/builder-funcs.sh 24 25 PROGRAM_PARAMETERS="" 26 27 PROGRAM_DESCRIPTION=\ 28 "Rebuild libportable.a for the Android NDK. 29 30 This script builds libportable.a for app link with portable header. 31 32 This requires a platform.git/development and a temporary NDK installation 33 containing platforms and toolchain binaries for all target architectures. 34 35 By default, this will try with the current NDK directory, unless 36 you use the --ndk-dir=<path> option. 37 38 The output will be placed in appropriate sub-directories of 39 <ndk>/$LIBPORTABLE_SUBDIR, but you can override this with the --out-dir=<path> 40 option. 41 " 42 43 PACKAGE_DIR= 44 register_var_option "--package-dir=<path>" PACKAGE_DIR "Put prebuilt tarballs into <path>." 45 46 NDK_DIR= 47 register_var_option "--ndk-dir=<path>" NDK_DIR "Specify NDK root path for the build." 48 49 BUILD_DIR= 50 OPTION_BUILD_DIR= 51 register_var_option "--build-dir=<path>" OPTION_BUILD_DIR "Specify temporary build dir." 52 53 OUT_DIR= 54 register_var_option "--out-dir=<path>" OUT_DIR "Specify output directory directly." 55 56 ABIS="$PREBUILT_ABIS" 57 register_var_option "--abis=<list>" ABIS "Specify list of target ABIs." 58 59 NO_MAKEFILE= 60 register_var_option "--no-makefile" NO_MAKEFILE "Do not use makefile to speed-up build" 61 62 VISIBLE_LIBPORTABLE_STATIC= 63 register_var_option "--visible-libportable-static" VISIBLE_LIBPORTABLE_STATIC "Do not use hidden visibility for libportable.a" 64 65 GCC_VERSION= 66 register_var_option "--gcc-version=<ver>" GCC_VERSION "Specify GCC version" 67 68 LLVM_VERSION= 69 register_var_option "--llvm-version=<ver>" LLVM_VERSION "Specify LLVM version" 70 71 72 register_jobs_option 73 74 extract_parameters "$@" 75 76 ABIS=$(commas_to_spaces $ABIS) 77 78 # Handle NDK_DIR 79 if [ -z "$NDK_DIR" ] ; then 80 NDK_DIR=$ANDROID_NDK_ROOT 81 log "Auto-config: --ndk-dir=$NDK_DIR" 82 else 83 if [ ! -d "$NDK_DIR" ] ; then 84 echo "ERROR: NDK directory does not exists: $NDK_DIR" 85 exit 1 86 fi 87 fi 88 89 if [ -z "$OPTION_BUILD_DIR" ]; then 90 BUILD_DIR=$NDK_TMPDIR/build-libportable 91 else 92 BUILD_DIR=$OPTION_BUILD_DIR 93 fi 94 mkdir -p "$BUILD_DIR" 95 fail_panic "Could not create build directory: $BUILD_DIR" 96 97 # Location of the libportable source tree base 98 LIBPORTABLE_SRCDIR_BASE=$ANDROID_NDK_ROOT/../development/ndk/$LIBPORTABLE_SUBDIR 99 CPUFEATURE_SRCDIR=$ANDROID_NDK_ROOT/sources/android/cpufeatures 100 101 # Compiler flags we want to use 102 LIBPORTABLE_CFLAGS="-fPIC -O2 -DANDROID -D__ANDROID__ -ffunction-sections" 103 LIBPORTABLE_CFLAGS=$LIBPORTABLE_CFLAGS" -I$LIBPORTABLE_SRCDIR_BASE/common/include -I$CPUFEATURE_SRCDIR -D__HOST__" 104 LIBPORTABLE_CXXFLAGS="-fno-exceptions -fno-rtti" 105 LIBPORTABLE_LDFLAGS="" 106 107 # If the --no-makefile flag is not used, we're going to put all build 108 # commands in a temporary Makefile that we will be able to invoke with 109 # -j$NUM_JOBS to build stuff in parallel. 110 # 111 if [ -z "$NO_MAKEFILE" ]; then 112 MAKEFILE=$BUILD_DIR/Makefile 113 else 114 MAKEFILE= 115 fi 116 117 # build_libportable_for_abi 118 # $1: ABI 119 # $2: build directory 120 # $3: (optional) installation directory 121 build_libportable_libs_for_abi () 122 { 123 local BINPREFIX 124 local ABI=$1 125 local BUILDDIR="$2" 126 local DSTDIR="$3" 127 local SRC OBJ OBJECTS CFLAGS CXXFLAGS 128 129 mkdir -p "$BUILDDIR" 130 131 # If the output directory is not specified, use default location 132 if [ -z "$DSTDIR" ]; then 133 DSTDIR=$NDK_DIR/$LIBPORTABLE_SUBDIR/libs/$ABI 134 fi 135 136 mkdir -p "$DSTDIR" 137 ARCH=$(convert_abi_to_arch $ABI) 138 if [ -n "$GCC_VERSION" ]; then 139 GCCVER=$GCC_VERSION 140 else 141 GCCVER=$(get_default_gcc_version_for_arch $ARCH) 142 fi 143 144 builder_begin_android $ABI "$BUILDDIR" "$GCCVER" "$LLVM_VERSION" "$MAKEFILE" 145 builder_set_srcdir "$LIBPORTABLE_SRCDIR" 146 builder_set_dstdir "$DSTDIR" 147 148 if [ -z "$VISIBLE_LIBLIBPORTABLE_STATIC" ]; then 149 # No -fvisibility-inlines-hidden because it is for C++, and there is 150 # no C++ code in libportable 151 builder_cflags "$LIBPORTABLE_CFLAGS" # ToDo: -fvisibility=hidden 152 else 153 builder_cflags "$LIBPORTABLE_CFLAGS" 154 fi 155 builder_ldflags "$LIBPORTABLE_LDFLAGS" 156 builder_sources $LIBPORTABLE_SOURCES 157 158 builder_set_srcdir "$CPUFEATURE_SRCDIR" 159 builder_sources $CPUFEATURE_SOURCES 160 161 log "Building $DSTDIR/libportable.a" 162 builder_static_library libportable 163 164 builder_end 165 # Extract __wrap functions and create a *.wrap file of "--wrap=symbol". 166 # This file will be passed to g++ doing the link in 167 # 168 # g++ -Wl,@/path/to/libportable.wrap 169 # 170 nm -a $DSTDIR/libportable.a | grep __wrap_ | awk '{print $3}' | sed '/^$/d' | \ 171 sed 's/_wrap_/|/' | awk -F'|' '{print $2}' | sort | uniq | \ 172 awk '{printf "--wrap=%s\n",$1}' > "$DSTDIR/libportable.wrap" 173 } 174 175 for ABI in $ABIS; do 176 # List of sources to compile 177 ARCH=$(convert_abi_to_arch $ABI) 178 LIBPORTABLE_SRCDIR=$LIBPORTABLE_SRCDIR_BASE/arch-$ARCH 179 LIBPORTABLE_SOURCES=$(cd $LIBPORTABLE_SRCDIR && ls *.[cS]) 180 CPUFEATURE_SOURCES=$(cd $CPUFEATURE_SRCDIR && ls *.[cS]) 181 build_libportable_libs_for_abi $ABI "$BUILD_DIR/$ABI" "$OUT_DIR" 182 done 183 184 # If needed, package files into tarballs 185 if [ -n "$PACKAGE_DIR" ] ; then 186 for ABI in $ABIS; do 187 FILES="$LIBPORTABLE_SUBDIR/libs/$ABI/libportable.*" 188 PACKAGE="$PACKAGE_DIR/libportable-libs-$ABI.tar.bz2" 189 log "Packaging: $PACKAGE" 190 pack_archive "$PACKAGE" "$NDK_DIR" "$FILES" 191 fail_panic "Could not package $ABI libportable binaries!" 192 dump "Packaging: $PACKAGE" 193 done 194 fi 195 196 if [ -z "$OPTION_BUILD_DIR" ]; then 197 log "Cleaning up..." 198 rm -rf $BUILD_DIR 199 else 200 log "Don't forget to cleanup: $BUILD_DIR" 201 fi 202 203 log "Done!" 204