From e558c374b7975f9923228cdf325f767eef97a725 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Sat, 3 Dec 2022 01:28:34 +0900
Subject: downloader.rb: Fix link to absolute cache path

---
 tool/downloader.rb | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

(limited to 'tool/downloader.rb')

diff --git a/tool/downloader.rb b/tool/downloader.rb
index 3020322a98..59225ecfbd 100644
--- a/tool/downloader.rb
+++ b/tool/downloader.rb
@@ -64,7 +64,8 @@ class Downloader
         begin
           super("https://cdn.jsdelivr.net/gh/gcc-mirror/gcc@master/#{name}", name, *rest)
         rescue => e
-          STDERR.puts "Download failed (#{e.message}), try another URL"
+          m1, m2 = e.message.split("\n", 2)
+          STDERR.puts "Download failed (#{m1}), try another URL\n#{m2}"
           super("https://raw.githubusercontent.com/gcc-mirror/gcc/master/#{name}", name, *rest)
         end
       else
@@ -312,7 +313,16 @@ class Downloader
     return true if cache.eql?(file)
     if /cygwin/ !~ RUBY_PLATFORM or /winsymlink:nativestrict/ =~ ENV['CYGWIN']
       begin
-        file.make_symlink(cache.relative_path_from(file.parent))
+        link = cache.relative_path_from(file.parent)
+      rescue ArgumentError
+        abs = cache.expand_path
+        link = abs.relative_path_from(file.parent.expand_path)
+        if link.to_s.size > abs.to_s.size
+          link = abs
+        end
+      end
+      begin
+        file.make_symlink(link)
       rescue SystemCallError
       else
         if verbose
-- 
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