From 07989b64f47112d7e501e2114284dec322ac2c6c Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Sat, 1 Jan 2005 18:10:10 +0000
Subject: Added automated rewriting of the shebang lines on installs through
 the gem rails command #379 [Manfred Stienstra]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@300 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 railties/Rakefile | 29 +++++++++++++++++++++--------
 1 file changed, 21 insertions(+), 8 deletions(-)

(limited to 'railties/Rakefile')

diff --git a/railties/Rakefile b/railties/Rakefile
index 150bc6246e..21cc910b09 100644
--- a/railties/Rakefile
+++ b/railties/Rakefile
@@ -5,7 +5,7 @@ require 'rake/gempackagetask'
 require 'rake/contrib/rubyforgepublisher'
 
 require 'date'
-
+require 'rbconfig'
 
 PKG_BUILD       = ENV['PKG_BUILD'] ? '.' + ENV['PKG_BUILD'] : ''
 PKG_NAME        = 'rails'
@@ -100,17 +100,14 @@ task :copy_ties_content => [
   :copy_app_doc_readme ]
 
 task :copy_dispatches do
-  cp "dispatches/dispatch.rb", "#{PKG_DESTINATION}/public/dispatch.rb"
+  copy_with_rewritten_ruby_path("dispatches/dispatch.rb", "#{PKG_DESTINATION}/public/dispatch.rb")
   chmod 0755, "#{PKG_DESTINATION}/public/dispatch.rb"
 
-  cp "dispatches/dispatch.rb", "#{PKG_DESTINATION}/public/dispatch.cgi"
+  copy_with_rewritten_ruby_path("dispatches/dispatch.rb", "#{PKG_DESTINATION}/public/dispatch.cgi")
   chmod 0755, "#{PKG_DESTINATION}/public/dispatch.cgi"
 
-  cp "dispatches/dispatch.fcgi", "#{PKG_DESTINATION}/public/dispatch.fcgi"
+  copy_with_rewritten_ruby_path("dispatches/dispatch.fcgi", "#{PKG_DESTINATION}/public/dispatch.fcgi")
   chmod 0755, "#{PKG_DESTINATION}/public/dispatch.fcgi"
-
-  cp "bin/console", "#{PKG_DESTINATION}/script/console"
-  chmod 0755, "#{PKG_DESTINATION}/script/console"
 end
 
 task :copy_html_files do
@@ -145,7 +142,7 @@ end
 task :copy_binfiles do
   BIN_FILES.each do |file|
     dest_file = File.join(PKG_DESTINATION, 'script', file)
-    cp File.join('bin', file), dest_file
+    copy_with_rewritten_ruby_path(File.join('bin', file), dest_file)
     chmod 0755, dest_file
   end
 end
@@ -174,6 +171,22 @@ task :link_apache_config do
   }
 end
 
+def copy_with_rewritten_ruby_path(src_file, dest_file)
+  ruby = File.join(Config::CONFIG['bindir'], Config::CONFIG['ruby_install_name'])
+
+  File.open(dest_file, 'w') do |df|
+    File.open(src_file) do |sf|
+      line = sf.gets
+      if (line =~ /#!.+ruby\s*/) != nil
+        df.puts("#!#{ruby}")
+      else
+        df.puts(line)
+      end
+      df.write(sf.read)
+    end
+  end
+end
+
 
 # Generate documentation ------------------------------------------------------------------
 
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