source/androidtools.cpp

   1 #include <cstdlib>
   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):
  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         {
  43                 builder.get_logger().log("problems", format("Android %s not found", type));
  44                 return;
  45         }
  46
  47         FS::Path platforms_dir = root/"platforms";
  48         if(!FS::exists(platforms_dir))
  49                 return;
  50
  51         builder.get_logger().log("files", format("Traversing %s", platforms_dir.str()));
  52         list<string> platforms = list_filtered(platforms_dir, "^android-[1-9][0-9]*$");
  53
  54         for(list<string>::const_iterator i=platforms.begin(); i!=platforms.end(); ++i)
  55                 supported_api_levels.insert(lexical_cast<unsigned>(i->substr(8)));
  56 }
  57
  58 void AndroidDevKit::select_api_level(unsigned api)
  59 {
  60         if(!supported_api_levels.count(api))
  61                 throw invalid_argument("AndroidDevKit::select_api_level");
  62
  63         init_api_level(api);
  64 }
  65
  66
  67 AndroidSdk::AndroidSdk(Builder &b):
  68         AndroidDevKit(b, "SDK")
  69 {
  70         find_build_tools_dir();
  71 }
  72
  73 void AndroidSdk::find_build_tools_dir()
  74 {
  75         FS::Path bt_dir = root/"build-tools";
  76         if(!FS::exists(bt_dir))
  77         {
  78                 builder.get_logger().log("problems", "Android build-tools not found");
  79                 return;
  80         }
  81
  82         builder.get_logger().log("files", format("Traversing %s", bt_dir.str()));
  83         list<string> tool_versions = list_files(bt_dir);
  84
  85         string use_tools;
  86         unsigned latest_version = 0;
  87         for(list<string>::const_iterator i=tool_versions.begin(); i!=tool_versions.end(); ++i)
  88         {
  89                 unsigned version = parse_version(*i);
  90                 if(version>latest_version)
  91                 {
  92                         use_tools = *i;
  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):
 114         AndroidDevKit(b, "NDK"),
 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 void AndroidNdk::find_toolchain_dir()
 131 {
 132         if(root.empty())
 133                 return;
 134
 135         FS::Path toolchains_dir = root/"toolchains";
 136         if(!FS::exists(toolchains_dir))
 137         {
 138                 builder.get_logger().log("problems", "Android NDK toolchains not found");
 139                 return;
 140         }
 141
 142         builder.get_logger().log("files", format("Traversing %s", toolchains_dir.str()));
 143         string prefix = architecture.get_cross_prefix()+"-";
 144         list<string> toolchains = list_filtered(toolchains_dir, "^"+prefix);
 145
 146         string use_toolchain;
 147         unsigned latest_version = 0;
 148         for(list<string>::const_iterator i=toolchains.begin(); i!=toolchains.end(); ++i)
 149         {
 150                 string version_str = i->substr(prefix.size());
 151                 string compiler = "gcc";
 152                 if(!isdigit(version_str[0]))
 153                 {
 154                         unsigned j;
 155                         for(j=1; (j<version_str.size() && !isdigit(version_str[j])); ++j) ;
 156                         compiler = version_str.substr(0, j);
 157                         version_str = version_str.substr(j);
 158                 }
 159
 160                 if(compiler!="gcc")
 161                         continue;
 162
 163                 unsigned version = parse_version(version_str);
 164                 if(version>latest_version)
 165                 {
 166                         use_toolchain = *i;
 167                         latest_version = version;
 168                 }
 169         }
 170
 171         if(use_toolchain.empty())
 172         {
 173                 builder.get_logger().log("problems", "No applicable Android NDK toolchains found");
 174                 return;
 175         }
 176
 177         const Architecture &native_arch = builder.get_native_arch();
 178
 179         FS::Path tc_archs_dir = toolchains_dir/use_toolchain/"prebuilt";
 180         builder.get_logger().log("files", format("Traversing %s", tc_archs_dir.str()));
 181         string use_arch = native_arch.best_match(list_files(tc_archs_dir));
 182
 183         if(use_arch.empty())
 184         {
 185                 builder.get_logger().log("problems", "No applicable Android NDK toolchains found");
 186                 return;
 187         }
 188
 189         bin_dir = toolchains_dir/use_toolchain/"prebuilt"/use_arch/"bin";
 190         builder.get_logger().log("tools", format("Android NDK toolchain binaries found in %s", bin_dir.str()));
 191 }
 192
 193 void AndroidNdk::init_api_level(unsigned api)
 194 {
 195         FS::Path platform_archs_dir = root/"platforms"/format("android-%d", api);
 196         builder.get_logger().log("files", format("Traversing %s", platform_archs_dir.str()));
 197         list<string> platform_archs = list_filtered(platform_archs_dir, "^arch-");
 198         for(list<string>::iterator i=platform_archs.begin(); i!=platform_archs.end(); ++i)
 199                 i->erase(0, 5);
 200         string use_arch = architecture.best_match(platform_archs);
 201
 202         if(use_arch.empty())
 203         {
 204                 builder.get_logger().log("problems", "No matching Android NDK platform found");
 205                 return;
 206         }
 207
 208         platform_sysroot = platform_archs_dir/("arch-"+use_arch);
 209         builder.get_logger().log("tools", format("Android NDK platform sysroot is %s", platform_sysroot));
 210 }
 211
 212
 213 AndroidTools::AndroidTools(Builder &builder, const Architecture &arch):
 214         sdk(builder),
 215         ndk(builder, arch)
 216 {
 217         const set<unsigned> &sdk_api_levels = sdk.get_supported_api_levels();
 218         const set<unsigned> &ndk_api_levels = ndk.get_supported_api_levels();
 219         unsigned highest_common = 0;
 220         for(set<unsigned>::const_reverse_iterator i=sdk_api_levels.rbegin(); (!highest_common && i!=sdk_api_levels.rend()); ++i)
 221                 if(ndk_api_levels.count(*i))
 222                         highest_common = *i;
 223
 224         if(highest_common)
 225         {
 226                 sdk.select_api_level(highest_common);
 227                 ndk.select_api_level(highest_common);
 228         }
 229         else
 230                 builder.get_logger().log("problems", "No usable Android platforms found");
 231
 232         add_tool(new AndroidCompiler(builder, arch, "CC", ndk));
 233         add_tool(new AndroidCompiler(builder, arch, "CXX", ndk));
 234         add_tool(new AndroidLinker(builder, arch, ndk));
 235         add_tool(new AndroidArchiver(builder, arch, ndk));
 236         add_tool(new AndroidManifestGenerator(builder));
 237         add_tool(new AndroidAssetPackagingTool(builder, sdk));
 238         add_tool(new ApkBuilder(builder));
 239         add_tool(new JarSigner(builder));
 240 }