* template/fake.rb.in: hooks for extconf.rb.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27234 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 24 insertions, 0 deletions

diff --git a/template/fake.rb.in b/template/fake.rb.in
index e8eba09289..df36b099f2 100644..100755
--- a/template/fake.rb.in
+++ b/template/fake.rb.in
@@ -1,3 +1,6 @@
+baseruby="@BASERUBY@"
+ruby="${RUBY-$baseruby}"
+"eval" "{ `expr \"$ruby\" : echo > /dev/null || echo exec` $ruby "'-r"`expr \"$0\" : / > /dev/null || pwd`/${0#/}" "$@";' "}" || "exit" "$?"
 class Object
   CROSS_COMPILING = RUBY_PLATFORM
   remove_const :RUBY_PLATFORM
@@ -13,3 +16,24 @@ if RUBY_PLATFORM =~ /mswin|bccwin|mingw/
     ALT_SEPARATOR = "\\"
   end
 end
+
+$:.unshift(File.expand_path("..", __FILE__))
+prehook = proc do
+  config = RbConfig::CONFIG
+  mkconfig = RbConfig::MAKEFILE_CONFIG
+  mkconfig["top_srcdir"] = $top_srcdir = File.expand_path("@abs_top_srcdir@")
+  $extout = File.expand_path(mkconfig["EXTOUT"], mkconfig["topdir"])
+  mkconfig["extout"] = config["extout"] = $extout
+  mkconfig["rubyhdrdir"] = "$(top_srcdir)/include"
+  config["rubyhdrdir"] = File.join(mkconfig["top_srcdir"], "include")
+  mkconfig["libdir"] = config["libdir"] = mkconfig["topdir"]
+  mkconfig["archdir"] = config["archdir"] = File.expand_path(File.dirname(__FILE__))
+  untrace_var(:$extmk, prehook)
+end
+trace_var(:$extmk, prehook)
+posthook = proc do
+  $ruby = baseruby
+  $arch_hdrdir = "$(extout)/include/$(arch)"
+  untrace_var(:$ruby, posthook)
+end
+trace_var(:$ruby, posthook)