source/androidtools.cpp

   1 #include <msp/core/environ.h>
   2 #include <msp/fs/dir.h>
   3 #include <msp/fs/stat.h>
   4 #include <msp/strings/format.h>
   5 #include <msp/strings/lexicalcast.h>
   6 #include <msp/strings/utils.h>
   7 #include "androidarchiver.h"
   8 #include "androidassetpackagingtool.h"
   9 #include "androidcompiler.h"
  10 #include "androidlinker.h"
  11 #include "androidmanifestgenerator.h"
  12 #include "androidtools.h"
  13 #include "apkbuilder.h"
  14 #include "architecture.h"
  15 #include "builder.h"
  16 #include "jarsigner.h"
  17
  18 using namespace std;
  19 using namespace Msp;
  20
  21 // TODO Mark problems somewhere instead of throwing exceptions
  22
  23 unsigned parse_version(const std::string &version_str)
  24 {
  25         vector<string> version_parts = split(version_str, '.');
  26         unsigned version = lexical_cast<unsigned>(version_parts[0])<<16;
  27         if(version_parts.size()>1)
  28                 version += lexical_cast<unsigned>(version_parts[1])<<8;
  29         if(version_parts.size()>2)
  30                 version += lexical_cast<unsigned>(version_parts[2]);
  31         return version;
  32 }
  33
  34
  35 AndroidDevKit::AndroidDevKit(Builder &b, const string &type, const FS::Path &default_path):
  36         builder(b)
  37 {
  38         string var = format("ANDROID_%s_ROOT", type);
  39         root = getenv(var);
  40         if(root.empty())
  41         {
  42                 if(!default_path.empty() && FS::exists(default_path))
  43                         root = default_path;
  44                 else
  45                 {
  46                         builder.get_logger().log("problems", format("Android %s not found", type));
  47                         return;
  48                 }
  49         }
  50
  51         FS::Path platforms_dir = root/"platforms";
  52         if(!FS::exists(platforms_dir))
  53                 return;
  54
  55         builder.get_logger().log("files", format("Traversing %s", platforms_dir.str()));
  56         for(const string &p: list_filtered(platforms_dir, "^android-[1-9][0-9]*$"))
  57                 supported_api_levels.insert(lexical_cast<unsigned>(p.substr(8)));
  58 }
  59
  60 void AndroidDevKit::select_api_level(unsigned api)
  61 {
  62         if(!supported_api_levels.count(api))
  63                 throw invalid_argument("AndroidDevKit::select_api_level");
  64
  65         init_api_level(api);
  66 }
  67
  68
  69 AndroidSdk::AndroidSdk(Builder &b):
  70         AndroidDevKit(b, "SDK")
  71 {
  72         find_build_tools_dir();
  73 }
  74
  75 void AndroidSdk::find_build_tools_dir()
  76 {
  77         FS::Path bt_dir = root/"build-tools";
  78         if(!FS::exists(bt_dir))
  79         {
  80                 builder.get_logger().log("problems", "Android build-tools not found");
  81                 return;
  82         }
  83
  84         builder.get_logger().log("files", format("Traversing %s", bt_dir.str()));
  85         string use_tools;
  86         unsigned latest_version = 0;
  87         for(const string &v: list_files(bt_dir))
  88         {
  89                 unsigned version = parse_version(v);
  90                 if(version>latest_version)
  91                 {
  92                         use_tools = v;
  93                         latest_version = version;
  94                 }
  95         }
  96
  97         if(use_tools.empty())
  98         {
  99                 builder.get_logger().log("problems", "Android build-tools not found");
 100                 return;
 101         }
 102
 103         build_tools_dir = bt_dir/use_tools;
 104         builder.get_logger().log("tools", format("Android build-tools found in %s", build_tools_dir.str()));
 105 }
 106
 107 void AndroidSdk::init_api_level(unsigned api)
 108 {
 109         platform_jar = root/"platforms"/format("android-%d", api)/"android.jar";
 110 }
 111
 112
 113 AndroidNdk::AndroidNdk(Builder &b, const Architecture &a, const AndroidSdk &sdk):
 114         AndroidDevKit(b, "NDK", create_default_path(sdk)),
 115         architecture(a)
 116 {
 117         if(!root.empty())
 118         {
 119                 FS::Path csr = root/"sysroot";
 120                 if(FS::exists(csr))
 121                 {
 122                         common_sysroot = csr;
 123                         builder.get_logger().log("tools", format("Android NDK common sysroot is %s", common_sysroot));
 124                 }
 125         }
 126
 127         find_toolchain_dir();
 128 }
 129
 130 FS::Path AndroidNdk::create_default_path(const AndroidSdk &sdk)
 131 {
 132         if(sdk.get_root_dir().empty())
 133                 return FS::Path();
 134         return sdk.get_root_dir()/"ndk-bundle";
 135 }
 136
 137 void AndroidNdk::find_toolchain_dir()
 138 {
 139         if(root.empty())
 140                 return;
 141
 142         FS::Path toolchains_dir = root/"toolchains";
 143         if(!FS::exists(toolchains_dir))
 144         {
 145                 builder.get_logger().log("problems", "Android NDK toolchains not found");
 146                 return;
 147         }
 148
 149         builder.get_logger().log("files", format("Traversing %s", toolchains_dir.str()));
 150         string prefix = architecture.get_cross_prefix()+"-";
 151         string use_toolchain;
 152         unsigned latest_version = 0;
 153         for(const string &t: list_filtered(toolchains_dir, "^"+prefix))
 154         {
 155                 string version_str = t.substr(prefix.size());
 156                 string compiler = "gcc";
 157                 if(!isdigit(version_str[0]))
 158                 {
 159                         unsigned j;
 160                         for(j=1; (j<version_str.size() && !isdigit(version_str[j])); ++j) ;
 161                         compiler = version_str.substr(0, j);
 162                         version_str = version_str.substr(j);
 163                 }
 164
 165                 if(compiler!="gcc")
 166                         continue;
 167
 168                 unsigned version = parse_version(version_str);
 169                 if(version>latest_version)
 170                 {
 171                         use_toolchain = t;
 172                         latest_version = version;
 173                 }
 174         }
 175
 176         if(use_toolchain.empty())
 177         {
 178                 builder.get_logger().log("problems", "No applicable Android NDK toolchains found");
 179                 return;
 180         }
 181
 182         const Architecture &native_arch = builder.get_native_arch();
 183
 184         FS::Path tc_archs_dir = toolchains_dir/use_toolchain/"prebuilt";
 185         builder.get_logger().log("files", format("Traversing %s", tc_archs_dir.str()));
 186         string use_arch = native_arch.best_match(list_files(tc_archs_dir));
 187
 188         if(use_arch.empty())
 189         {
 190                 builder.get_logger().log("problems", "No applicable Android NDK toolchains found");
 191                 return;
 192         }
 193
 194         bin_dir = toolchains_dir/use_toolchain/"prebuilt"/use_arch/"bin";
 195         builder.get_logger().log("tools", format("Android NDK toolchain binaries found in %s", bin_dir.str()));
 196 }
 197
 198 void AndroidNdk::init_api_level(unsigned api)
 199 {
 200         FS::Path platform_archs_dir = root/"platforms"/format("android-%d", api);
 201         builder.get_logger().log("files", format("Traversing %s", platform_archs_dir.str()));
 202         vector<string> platform_archs = list_filtered(platform_archs_dir, "^arch-");
 203         for(string &a: platform_archs)
 204                 a.erase(0, 5);
 205         string use_arch = architecture.best_match(platform_archs);
 206
 207         if(use_arch.empty())
 208         {
 209                 builder.get_logger().log("problems", "No matching Android NDK platform found");
 210                 return;
 211         }
 212
 213         platform_sysroot = platform_archs_dir/("arch-"+use_arch);
 214         builder.get_logger().log("tools", format("Android NDK platform sysroot is %s", platform_sysroot));
 215 }
 216
 217
 218 AndroidTools::AndroidTools(Builder &builder, const Architecture &arch):
 219         sdk(builder),
 220         ndk(builder, arch, sdk)
 221 {
 222         const set<unsigned> &sdk_api_levels = sdk.get_supported_api_levels();
 223         const set<unsigned> &ndk_api_levels = ndk.get_supported_api_levels();
 224         unsigned highest_common = 0;
 225         for(auto i=sdk_api_levels.rbegin(); (!highest_common && i!=sdk_api_levels.rend()); ++i)
 226                 if(ndk_api_levels.count(*i))
 227                         highest_common = *i;
 228
 229         if(highest_common)
 230         {
 231                 sdk.select_api_level(highest_common);
 232                 ndk.select_api_level(highest_common);
 233         }
 234         else
 235                 builder.get_logger().log("problems", "No usable Android platforms found");
 236
 237         add_tool(new AndroidCompiler(builder, arch, "CC", ndk));
 238         add_tool(new AndroidCompiler(builder, arch, "CXX", ndk));
 239         add_tool(new AndroidLinker(builder, arch, ndk));
 240         add_tool(new AndroidArchiver(builder, arch, ndk));
 241         add_tool(new AndroidManifestGenerator(builder));
 242         add_tool(new AndroidAssetPackagingTool(builder, sdk));
 243         add_tool(new ApkBuilder(builder));
 244         add_tool(new JarSigner(builder));
 245 }