source/androidtools.cpp

   1 #include <cstdlib>
   2 #include <msp/fs/dir.h>
   3 #include <msp/strings/format.h>
   4 #include <msp/strings/lexicalcast.h>
   5 #include <msp/strings/utils.h>
   6 #include "androidarchiver.h"
   7 #include "androidassetpackagingtool.h"
   8 #include "androidccompiler.h"
   9 #include "androidcxxcompiler.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):
  36         builder(b)
  37 {
  38         string var = format("ANDROID_%s_ROOT", type);
  39         if(const char *value = getenv(var.c_str()))
  40                 root = value;
  41         else
  42                 throw runtime_error(var+" must be set");
  43
  44         FS::Path platforms_dir = root/"platforms";
  45         builder.get_logger().log("files", format("Traversing %s", platforms_dir.str()));
  46         list<string> platforms = list_filtered(platforms_dir, "^android-[1-9][0-9]*$");
  47
  48         for(list<string>::const_iterator i=platforms.begin(); i!=platforms.end(); ++i)
  49                 supported_api_levels.insert(lexical_cast<unsigned>(i->substr(8)));
  50 }
  51
  52 void AndroidDevKit::select_api_level(unsigned api)
  53 {
  54         if(!supported_api_levels.count(api))
  55                 throw invalid_argument("AndroidDevKit::select_api_level");
  56
  57         init_api_level(api);
  58 }
  59
  60
  61 AndroidSdk::AndroidSdk(Builder &b):
  62         AndroidDevKit(b, "SDK")
  63 {
  64         find_build_tools_dir();
  65 }
  66
  67 void AndroidSdk::find_build_tools_dir()
  68 {
  69         FS::Path bt_dir = root/"build-tools";
  70         builder.get_logger().log("files", format("Traversing %s", bt_dir.str()));
  71         list<string> tool_versions = list_files(bt_dir);
  72
  73         string use_tools;
  74         unsigned latest_version = 0;
  75         for(list<string>::const_iterator i=tool_versions.begin(); i!=tool_versions.end(); ++i)
  76         {
  77                 unsigned version = parse_version(*i);
  78                 if(version>latest_version)
  79                 {
  80                         use_tools = *i;
  81                         latest_version = version;
  82                 }
  83         }
  84
  85         if(use_tools.empty())
  86                 throw runtime_error("No build tools found");
  87
  88         build_tools_dir = bt_dir/use_tools;
  89         builder.get_logger().log("tools", format("Android build tools are in %s", build_tools_dir.str()));
  90 }
  91
  92 void AndroidSdk::init_api_level(unsigned api)
  93 {
  94         if(!supported_api_levels.count(api))
  95                 throw invalid_argument("AndroidSdk::select_api_level");
  96
  97         platform_jar = root/"platforms"/format("android-%d", api)/"android.jar";
  98 }
  99
 100
 101 AndroidNdk::AndroidNdk(Builder &b, const Architecture &a):
 102         AndroidDevKit(b, "NDK"),
 103         architecture(a)
 104 {
 105         find_toolchain_dir();
 106 }
 107
 108 void AndroidNdk::find_toolchain_dir()
 109 {
 110         FS::Path toolchains_dir = root/"toolchains";
 111         builder.get_logger().log("files", format("Traversing %s", toolchains_dir.str()));
 112         string prefix = architecture.get_cross_prefix()+"-";
 113         list<string> toolchains = list_filtered(toolchains_dir, "^"+prefix);
 114
 115         string use_toolchain;
 116         unsigned latest_version = 0;
 117         for(list<string>::const_iterator i=toolchains.begin(); i!=toolchains.end(); ++i)
 118         {
 119                 string version_str = i->substr(prefix.size());
 120                 string compiler = "gcc";
 121                 if(!isdigit(version_str[0]))
 122                 {
 123                         unsigned j;
 124                         for(j=1; (j<version_str.size() && !isdigit(version_str[j])); ++j) ;
 125                         compiler = version_str.substr(0, j);
 126                         version_str = version_str.substr(j);
 127                 }
 128
 129                 if(compiler!="gcc")
 130                         continue;
 131
 132                 unsigned version = parse_version(version_str);
 133                 if(version>latest_version)
 134                 {
 135                         use_toolchain = *i;
 136                         latest_version = version;
 137                 }
 138         }
 139
 140         if(use_toolchain.empty())
 141                 throw runtime_error("No applicable toolchains found");
 142
 143         const Architecture &native_arch = builder.get_native_arch();
 144
 145         FS::Path tc_archs_dir = toolchains_dir/use_toolchain/"prebuilt";
 146         builder.get_logger().log("files", format("Traversing %s", tc_archs_dir.str()));
 147         string use_arch = native_arch.best_match(list_files(tc_archs_dir));
 148
 149         if(use_arch.empty())
 150                 throw runtime_error("No matching toolchain found");
 151
 152         bin_dir = toolchains_dir/use_toolchain/"prebuilt"/use_arch/"bin";
 153         builder.get_logger().log("tools", format("Android toolchain binaries are in %s", bin_dir.str()));
 154 }
 155
 156 void AndroidNdk::init_api_level(unsigned api)
 157 {
 158         if(!supported_api_levels.count(api))
 159                 throw invalid_argument("AndroidSdk::select_api_level");
 160
 161         FS::Path platform_archs_dir = root/"platforms"/format("android-%d", api);
 162         builder.get_logger().log("files", format("Traversing %s", platform_archs_dir.str()));
 163         list<string> platform_archs = list_filtered(platform_archs_dir, "^arch-");
 164         for(list<string>::iterator i=platform_archs.begin(); i!=platform_archs.end(); ++i)
 165                 i->erase(0, 5);
 166         string use_arch = architecture.best_match(platform_archs);
 167
 168         if(use_arch.empty())
 169                 throw runtime_error("No matching platform found");
 170
 171         platform_sysroot = platform_archs_dir/("arch-"+use_arch);
 172         builder.get_logger().log("tools", format("Android NDK sysroot is %s", platform_sysroot.str()));
 173 }
 174
 175
 176 AndroidTools::AndroidTools(Builder &builder, const Architecture &arch):
 177         sdk(builder),
 178         ndk(builder, arch)
 179 {
 180         const set<unsigned> &sdk_api_levels = sdk.get_supported_api_levels();
 181         const set<unsigned> &ndk_api_levels = ndk.get_supported_api_levels();
 182         unsigned highest_common = 0;
 183         for(set<unsigned>::const_reverse_iterator i=sdk_api_levels.rbegin(); (!highest_common && i!=sdk_api_levels.rend()); ++i)
 184                 if(ndk_api_levels.count(*i))
 185                         highest_common = *i;
 186
 187         if(!highest_common)
 188                 throw runtime_error("No usable Android platforms found");
 189
 190         sdk.select_api_level(highest_common);
 191         ndk.select_api_level(highest_common);
 192
 193         add_tool(new AndroidCCompiler(builder, arch, ndk));
 194         add_tool(new AndroidCxxCompiler(builder, arch, ndk));
 195         add_tool(new AndroidLinker(builder, arch, ndk));
 196         add_tool(new AndroidArchiver(builder, arch, ndk));
 197         add_tool(new AndroidManifestGenerator(builder));
 198         add_tool(new AndroidAssetPackagingTool(builder, sdk));
 199         add_tool(new ApkBuilder(builder));
 200         add_tool(new JarSigner(builder));
 201 }