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Fix race condition with mixin's output mappings across source sets

dev/0.11
modmuss50 2020-09-06 20:21:08 +01:00
parent 20be96e733
commit 80aaf63832
3 changed files with 23 additions and 13 deletions
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16
src/main/java/net/fabricmc/loom/LoomGradleExtension.java
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@ -28,8 +28,11 @@ import java.io.File;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Objects;
import java.util.Set;
import java.util.function.BiPredicate;
import java.util.function.Function;
import java.util.function.Supplier;
@ -78,6 +81,7 @@ public class LoomGradleExtension {
private JsonObject installerJson;
private MappingSet[] srcMappingCache = new MappingSet[2];
private Mercury[] srcMercuryCache = new Mercury[2];
private Set<File> mixinMappings = Collections.synchronizedSet(new HashSet<>());
/**
* Loom will generate a new genSources task (with a new name, based off of {@link LoomDecompiler#name()})
@ -400,7 +404,15 @@ public class LoomGradleExtension {
return shareCaches;
}
public File getMixinMappings() {
return new File(getProjectBuildCache(), "mixin-map-" + getMinecraftProvider().getMinecraftVersion() + "-" + getMappingsProvider().mappingsVersion + ".tiny");
// Creates a new file each time its called, this is then held onto later when remapping the output jar
// Required as now when using parallel builds the old single file could be written by another sourceset compile task
public synchronized File getNextMixinMappings() {
File mixinMapping = new File(getProjectBuildCache(), "mixin-map-" + getMinecraftProvider().getMinecraftVersion() + "-" + getMappingsProvider().mappingsVersion + "." + mixinMappings.size() + ".tiny");
mixinMappings.add(mixinMapping);
return mixinMapping;
}
public Set<File> getAllMixinMappings() {
return Collections.unmodifiableSet(mixinMappings);
}
}

14
src/main/java/net/fabricmc/loom/task/RemapJarTask.java
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@ -99,15 +99,14 @@ public class RemapJarTask extends Jar {
);
Path[] classpath = classpathFiles.stream().map(File::toPath).filter((p) -> !input.equals(p) && Files.exists(p)).toArray(Path[]::new);
File mixinMapFile = extension.getMixinMappings();
Path mixinMapPath = mixinMapFile.toPath();
TinyRemapper.Builder remapperBuilder = TinyRemapper.newRemapper();
remapperBuilder = remapperBuilder.withMappings(TinyRemapperMappingsHelper.create(mappingsProvider.getMappings(), fromM, toM, false));
for (File mixinMapFile : extension.getAllMixinMappings()) {
if (mixinMapFile.exists()) {
remapperBuilder = remapperBuilder.withMappings(TinyUtils.createTinyMappingProvider(mixinMapPath, fromM, toM));
remapperBuilder = remapperBuilder.withMappings(TinyUtils.createTinyMappingProvider(mixinMapFile.toPath(), fromM, toM));
}
}
project.getLogger().lifecycle(":remapping " + input.getFileName());
@ -194,11 +193,10 @@ public class RemapJarTask extends Jar {
jarRemapper.addMappings(TinyRemapperMappingsHelper.create(mappingsProvider.getMappings(), fromM, toM, false));
}
File mixinMapFile = extension.getMixinMappings();
Path mixinMapPath = mixinMapFile.toPath();
for (File mixinMapFile : extension.getAllMixinMappings()) {
if (mixinMapFile.exists()) {
jarRemapper.addMappings(TinyUtils.createTinyMappingProvider(mixinMapPath, fromM, toM));
jarRemapper.addMappings(TinyUtils.createTinyMappingProvider(mixinMapFile.toPath(), fromM, toM));
}
}
jarRemapper.scheduleRemap(input, output)

2
src/main/java/net/fabricmc/loom/util/mixin/AnnotationProcessorInvoker.java
View File

@ -73,7 +73,7 @@ public abstract class AnnotationProcessorInvoker<T extends Task> {
LoomGradleExtension extension = project.getExtensions().getByType(LoomGradleExtension.class);
Map<String, String> args = new HashMap<String, String>() {{
put("inMapFileNamedIntermediary", extension.getMappingsProvider().tinyMappings.getCanonicalPath());
put("outMapFileNamedIntermediary", extension.getMixinMappings().getCanonicalPath());
put("outMapFileNamedIntermediary", extension.getNextMixinMappings().getCanonicalPath());
put("outRefMapFile", getRefmapDestination(task, extension));
put("defaultObfuscationEnv", "named:intermediary");
}};