CactiChameleon9/PrismLauncher
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NOISSUE No more symlinks for LWJGL.

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This commit is contained in:
Petr Mrázek 2014-11-28 23:59:51 +01:00
parent 4ae0d8e0af
commit 7778c84121
1 changed files with 16 additions and 49 deletions
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65
depends/launcher/org/multimc/Utils.java
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@ -210,7 +210,7 @@ public class Utils
}
/**
* Replace a 'target' string 'suffix' with 'replacement'
* Replace a 'target' string 'suffix' with 'replacement'
*/
public static String replaceSuffix (String target, String suffix, String replacement)
{
@ -233,7 +233,15 @@ public class Utils
public static void unzipNatives(File source, File targetFolder) throws IOException
{
ZipFile zip = new ZipFile(source);
Set <String> toProcess = new HashSet<String>();
boolean applyHacks = false;
String[] javaVersionElements = System.getProperty("java.version").split("\\.");
int major = Integer.parseInt(javaVersionElements[1]);
if (major >= 8)
{
applyHacks = true;
}
try
{
Enumeration entries = zip.entries();
@ -243,7 +251,12 @@ public class Utils
ZipEntry entry = (ZipEntry) entries.nextElement();
String entryName = entry.getName();
File targetFile = new File(targetFolder, entryName);
String fileName = entryName;
if(applyHacks)
{
fileName = replaceSuffix(entryName, ".jnilib", ".dylib");
}
File targetFile = new File(targetFolder, fileName);
if (targetFile.getParentFile() != null)
{
targetFile.getParentFile().mkdirs();
@ -253,57 +266,11 @@ public class Utils
continue;
copyStream(zip.getInputStream(entry), new BufferedOutputStream(new FileOutputStream(targetFile)));
toProcess.add(entryName);
}
} finally
{
zip.close();
}
// For java <= 7, do not do symlink hackery below.
String[] javaVersionElements = System.getProperty("java.version").split("\\.");
int major = Integer.parseInt(javaVersionElements[1]);
if (major <= 7)
{
return;
}
// for >= 8, do hackery
for (String entryName : toProcess)
{
// check if we need a symlink
String suffixFrom = null;
String suffixTo = null;
if(entryName.endsWith(".dylib"))
{
suffixFrom = ".dylib";
suffixTo = ".jnilib";
}
else if(entryName.endsWith(".jnilib"))
{
suffixFrom = ".jnilib";
suffixTo = ".dylib";
}
else
{
continue;
}
String linkName = replaceSuffix(entryName, suffixFrom, suffixTo);
File targetFile = new File(targetFolder, entryName);
File symlinkFile = new File(targetFolder, linkName);
// if the link file exists already for whatever reason, do not create symlinks
if(symlinkFile.exists())
{
continue;
}
// create a symlink. This means we always have .jnilib and .dylib variants of the same libs.
Path linkLink = symlinkFile.toPath();
Path linkTarget = targetFile.toPath();
Files.createSymbolicLink(linkLink, linkTarget);
}
}
}