From 5c130e8e7be5797bea19ec138e39f15ce464f53e Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Fri, 12 Feb 2021 10:29:47 +0900
Subject: Do not collect linker options from binary gems; close #5210

Binary gems are mrbgems that set `spec.bins` in their `mrbgem.rake`,
and usually their names are prefixed with `mruby-bin-`.
---
 lib/mruby/gem.rb | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/mruby/gem.rb b/lib/mruby/gem.rb
index 48a14fc54..3a40fbbfc 100644
--- a/lib/mruby/gem.rb
+++ b/lib/mruby/gem.rb
@@ -119,6 +119,10 @@ module MRuby
         @dir.start_with?("#{MRUBY_ROOT}/mrbgems/")
       end
 
+      def bin?
+        @bins.size > 0
+      end
+
       def add_dependency(name, *requirements)
         default_gem = requirements.last.kind_of?(Hash) ? requirements.pop : nil
         requirements = ['>= 0.0.0'] if requirements.empty?
@@ -496,8 +500,10 @@ module MRuby
         end
       end
 
-      def linker_attrs
-        map{|g| g.linker.run_attrs}.transpose
+      def linker_attrs(gem=nil)
+        gems = self.reject{|g| g.bin?}  # library gems
+        gems << gem unless gem.nil?
+        gems.map{|g| g.linker.run_attrs}.transpose
       end
     end # List
   end # Gem
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