bundles/org.simantics.msvc.runtime.x86_64/org.simantics.msvc.runtime/src/org/simantics/msvc/runtime/Runtimes.java

   1 package org.simantics.msvc.runtime;
   2
   3 import java.io.File;
   4 import java.io.UnsupportedEncodingException;
   5 import java.net.URL;
   6 import java.net.URLDecoder;
   7
   8 import org.eclipse.core.runtime.Path;
   9
  10 /**
  11  * @author Tuukka Lehtonen
  12  */
  13 public final class Runtimes {
  14
  15     public static final String VC_2010 = "vc2010";
  16
  17     static boolean vc100Initialized = false;
  18
  19     public static void initialize(String vc) {
  20         OSType os = OSType.calculate();
  21         if (os == OSType.WINDOWS) {
  22             if (VC_2010.equals(vc) && !vc100Initialized) {
  23                 initializeVC100();
  24             }
  25         }
  26     }
  27
  28     static synchronized void initializeVC100() {
  29         try {
  30             // Works in OSGi environment.
  31             System.loadLibrary("msvcr100");
  32             System.loadLibrary("msvcp100");
  33             vc100Initialized = true;
  34         } catch (UnsatisfiedLinkError e) {
  35             // Try to load from a workspace in POJO environment.
  36             try {
  37                 String archStr = ARCHType.calculate().toString().toLowerCase();
  38                 URL url = Runtimes.class.getResource(".");
  39                 File dir = new File(URLDecoder.decode(url.getPath(), "UTF-8") + "../../../../../../org.simantics.msvc.runtime." + archStr);
  40                 dir = new Path(dir.getAbsolutePath()).toFile();
  41                 String vcr = new File(dir, "msvcr100.dll").getAbsolutePath();
  42                 String vcp = new File(dir, "msvcp100.dll").getAbsolutePath();
  43                 System.load(vcr);
  44                 System.load(vcp);
  45                 vc100Initialized = true;
  46             } catch (UnsupportedEncodingException e1) {
  47                 throw new Error("UTF-8 not supported, impossible");
  48             }
  49         }
  50     }
  51
  52     public enum ARCHType {
  53         PPC, PPC_64, SPARC, X86, X86_64, UNKNOWN;
  54
  55         public static ARCHType calculate() {
  56             String osArch = System.getProperty("os.arch");
  57             assert osArch != null;
  58             osArch = osArch.toLowerCase();
  59             if (osArch.equals("i386") || osArch.equals("i586") || osArch.equals("i686") || osArch.equals("x86"))
  60                 return X86;
  61             if (osArch.startsWith("amd64") || osArch.startsWith("x86_64"))
  62                 return X86_64;
  63             if (osArch.equals("ppc"))
  64                 return PPC;
  65             if (osArch.startsWith("ppc"))
  66                 return PPC_64;
  67             if (osArch.startsWith("sparc"))
  68                 return SPARC;
  69             return UNKNOWN;
  70         }
  71     }
  72
  73     public enum OSType {
  74         APPLE, LINUX, SUN, WINDOWS, UNKNOWN;
  75
  76         public static OSType calculate() {
  77             String osName = System.getProperty("os.name");
  78             assert osName != null;
  79             osName = osName.toLowerCase();
  80             if (osName.startsWith("mac os x"))
  81                 return APPLE;
  82             if (osName.startsWith("windows"))
  83                 return WINDOWS;
  84             if (osName.startsWith("linux"))
  85                 return LINUX;
  86             if (osName.startsWith("sun"))
  87                 return SUN;
  88             return UNKNOWN;
  89         }
  90     }
  91
  92 }