From b996ac73fccb4e9cdb6d47af30d68b10315bc0f0 Mon Sep 17 00:00:00 2001
From: "R. Tyler Croy" <tyler@monkeypox.org>
Date: Mon, 10 Aug 2015 06:06:57 -0700
Subject: [PATCH] Properly support gems which have a specific platform
 associated with them

e.g. thread_safe
---
 .../groovy/com/github/jrubygradle/groovygem/Gem.groovy   | 3 ++-
 .../jrubygradle/groovygem/internal/GemInstaller.groovy   | 9 ++++++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/main/groovy/com/github/jrubygradle/groovygem/Gem.groovy b/src/main/groovy/com/github/jrubygradle/groovygem/Gem.groovy
index a781602..d83fe01 100644
--- a/src/main/groovy/com/github/jrubygradle/groovygem/Gem.groovy
+++ b/src/main/groovy/com/github/jrubygradle/groovygem/Gem.groovy
@@ -100,7 +100,8 @@ Gem::Specification.new do |s|
   s.description = ${JsonOutput.toJson(description)}
   s.homepage = "${homepage}"
   s.authors = ${JsonOutput.toJson(authors)}
-  s.email = "${email}"
+  s.email = ${JsonOutput.toJson(email)}
+  s.platform = "${platform}"
 
   s.require_paths = ${JsonOutput.toJson(requirePaths)}
   s.executables = ${JsonOutput.toJson(executables)}
diff --git a/src/main/groovy/com/github/jrubygradle/groovygem/internal/GemInstaller.groovy b/src/main/groovy/com/github/jrubygradle/groovygem/internal/GemInstaller.groovy
index fe05534..b25b720 100644
--- a/src/main/groovy/com/github/jrubygradle/groovygem/internal/GemInstaller.groovy
+++ b/src/main/groovy/com/github/jrubygradle/groovygem/internal/GemInstaller.groovy
@@ -145,7 +145,11 @@ class GemInstaller {
 
     /** Extract the gemspec file from the {@code Gem} provided into the ${installDir}/specifications */
     protected void extractSpecification(File installDir, Gem gem) {
-        String outputFileName = "${gem.name}-${gem.version.version}.gemspec"
+        String fileName = "${gem.name}-${gem.version.version}"
+        if (gem.platform != 'ruby') {
+            fileName = "${fileName}-${gem.platform}"
+        }
+        String outputFileName = "${fileName}.gemspec"
         FileObject outputFile = fileSystemManager.resolveFile(new File(installDir, 'specifications'), outputFileName)
 
         PrintWriter writer = new PrintWriter(outputFile.content.outputStream)
@@ -156,6 +160,9 @@ class GemInstaller {
 
     protected void extractData(File installDir, FileObject dataTarGz, Gem gem) {
         String dir = "${gem.name}-${gem.version.version}"
+        if (gem.platform != 'ruby') {
+            dir = "${dir}-${gem.platform}"
+        }
         logger.info("Extracting into ${installDir} from ${gem.name}")
         FileObject outputDir = fileSystemManager.resolveFile(new File(installDir, 'gems'), dir)
         outputDir.copyFrom(dataTarGz, new AllFileSelector())