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         vector<string> platforms = list_filtered(platforms_dir, "^android-[1-9][0-9]*$");
  57
  58         for(vector<string>::const_iterator i=platforms.begin(); i!=platforms.end(); ++i)
  59                 supported_api_levels.insert(lexical_cast<unsigned>(i->substr(8)));
  60 }
  61
  62 void AndroidDevKit::select_api_level(unsigned api)
  63 {
  64         if(!supported_api_levels.count(api))
  65                 throw invalid_argument("AndroidDevKit::select_api_level");
  66
  67         init_api_level(api);
  68 }
  69
  70
  71 AndroidSdk::AndroidSdk(Builder &b):
  72         AndroidDevKit(b, "SDK")
  73 {
  74         find_build_tools_dir();
  75 }
  76
  77 void AndroidSdk::find_build_tools_dir()
  78 {
  79         FS::Path bt_dir = root/"build-tools";
  80         if(!FS::exists(bt_dir))
  81         {
  82                 builder.get_logger().log("problems", "Android build-tools not found");
  83                 return;
  84         }
  85
  86         builder.get_logger().log("files", format("Traversing %s", bt_dir.str()));
  87         vector<string> tool_versions = list_files(bt_dir);
  88
  89         string use_tools;
  90         unsigned latest_version = 0;
  91         for(vector<string>::const_iterator i=tool_versions.begin(); i!=tool_versions.end(); ++i)
  92         {
  93                 unsigned version = parse_version(*i);
  94                 if(version>latest_version)
  95                 {
  96                         use_tools = *i;
  97                         latest_version = version;
  98                 }
  99         }
 100
 101         if(use_tools.empty())
 102         {
 103                 builder.get_logger().log("problems", "Android build-tools not found");
 104                 return;
 105         }
 106
 107         build_tools_dir = bt_dir/use_tools;
 108         builder.get_logger().log("tools", format("Android build-tools found in %s", build_tools_dir.str()));
 109 }
 110
 111 void AndroidSdk::init_api_level(unsigned api)
 112 {
 113         platform_jar = root/"platforms"/format("android-%d", api)/"android.jar";
 114 }
 115
 116
 117 AndroidNdk::AndroidNdk(Builder &b, const Architecture &a, const AndroidSdk &sdk):
 118         AndroidDevKit(b, "NDK", create_default_path(sdk)),
 119         architecture(a)
 120 {
 121         if(!root.empty())
 122         {
 123                 FS::Path csr = root/"sysroot";
 124                 if(FS::exists(csr))
 125                 {
 126                         common_sysroot = csr;
 127                         builder.get_logger().log("tools", format("Android NDK common sysroot is %s", common_sysroot));
 128                 }
 129         }
 130
 131         find_toolchain_dir();
 132 }
 133
 134 FS::Path AndroidNdk::create_default_path(const AndroidSdk &sdk)
 135 {
 136         if(sdk.get_root_dir().empty())
 137                 return FS::Path();
 138         return sdk.get_root_dir()/"ndk-bundle";
 139 }
 140
 141 void AndroidNdk::find_toolchain_dir()
 142 {
 143         if(root.empty())
 144                 return;
 145
 146         FS::Path toolchains_dir = root/"toolchains";
 147         if(!FS::exists(toolchains_dir))
 148         {
 149                 builder.get_logger().log("problems", "Android NDK toolchains not found");
 150                 return;
 151         }
 152
 153         builder.get_logger().log("files", format("Traversing %s", toolchains_dir.str()));
 154         string prefix = architecture.get_cross_prefix()+"-";
 155         vector<string> toolchains = list_filtered(toolchains_dir, "^"+prefix);
 156
 157         string use_toolchain;
 158         unsigned latest_version = 0;
 159         for(vector<string>::const_iterator i=toolchains.begin(); i!=toolchains.end(); ++i)
 160         {
 161                 string version_str = i->substr(prefix.size());
 162                 string compiler = "gcc";
 163                 if(!isdigit(version_str[0]))
 164                 {
 165                         unsigned j;
 166                         for(j=1; (j<version_str.size() && !isdigit(version_str[j])); ++j) ;
 167                         compiler = version_str.substr(0, j);
 168                         version_str = version_str.substr(j);
 169                 }
 170
 171                 if(compiler!="gcc")
 172                         continue;
 173
 174                 unsigned version = parse_version(version_str);
 175                 if(version>latest_version)
 176                 {
 177                         use_toolchain = *i;
 178                         latest_version = version;
 179                 }
 180         }
 181
 182         if(use_toolchain.empty())
 183         {
 184                 builder.get_logger().log("problems", "No applicable Android NDK toolchains found");
 185                 return;
 186         }
 187
 188         const Architecture &native_arch = builder.get_native_arch();
 189
 190         FS::Path tc_archs_dir = toolchains_dir/use_toolchain/"prebuilt";
 191         builder.get_logger().log("files", format("Traversing %s", tc_archs_dir.str()));
 192         string use_arch = native_arch.best_match(list_files(tc_archs_dir));
 193
 194         if(use_arch.empty())
 195         {
 196                 builder.get_logger().log("problems", "No applicable Android NDK toolchains found");
 197                 return;
 198         }
 199
 200         bin_dir = toolchains_dir/use_toolchain/"prebuilt"/use_arch/"bin";
 201         builder.get_logger().log("tools", format("Android NDK toolchain binaries found in %s", bin_dir.str()));
 202 }
 203
 204 void AndroidNdk::init_api_level(unsigned api)
 205 {
 206         FS::Path platform_archs_dir = root/"platforms"/format("android-%d", api);
 207         builder.get_logger().log("files", format("Traversing %s", platform_archs_dir.str()));
 208         vector<string> platform_archs = list_filtered(platform_archs_dir, "^arch-");
 209         for(vector<string>::iterator i=platform_archs.begin(); i!=platform_archs.end(); ++i)
 210                 i->erase(0, 5);
 211         string use_arch = architecture.best_match(platform_archs);
 212
 213         if(use_arch.empty())
 214         {
 215                 builder.get_logger().log("problems", "No matching Android NDK platform found");
 216                 return;
 217         }
 218
 219         platform_sysroot = platform_archs_dir/("arch-"+use_arch);
 220         builder.get_logger().log("tools", format("Android NDK platform sysroot is %s", platform_sysroot));
 221 }
 222
 223
 224 AndroidTools::AndroidTools(Builder &builder, const Architecture &arch):
 225         sdk(builder),
 226         ndk(builder, arch, sdk)
 227 {
 228         const set<unsigned> &sdk_api_levels = sdk.get_supported_api_levels();
 229         const set<unsigned> &ndk_api_levels = ndk.get_supported_api_levels();
 230         unsigned highest_common = 0;
 231         for(set<unsigned>::const_reverse_iterator i=sdk_api_levels.rbegin(); (!highest_common && i!=sdk_api_levels.rend()); ++i)
 232                 if(ndk_api_levels.count(*i))
 233                         highest_common = *i;
 234
 235         if(highest_common)
 236         {
 237                 sdk.select_api_level(highest_common);
 238                 ndk.select_api_level(highest_common);
 239         }
 240         else
 241                 builder.get_logger().log("problems", "No usable Android platforms found");
 242
 243         add_tool(new AndroidCompiler(builder, arch, "CC", ndk));
 244         add_tool(new AndroidCompiler(builder, arch, "CXX", ndk));
 245         add_tool(new AndroidLinker(builder, arch, ndk));
 246         add_tool(new AndroidArchiver(builder, arch, ndk));
 247         add_tool(new AndroidManifestGenerator(builder));
 248         add_tool(new AndroidAssetPackagingTool(builder, sdk));
 249         add_tool(new ApkBuilder(builder));
 250         add_tool(new JarSigner(builder));
 251 }