1 files changed, 38 insertions, 0 deletions
diff --git a/jni/ruby/ext/psych/extconf.rb b/jni/ruby/ext/psych/extconf.rb
new file mode 100644
index 0000000..65e83a3
--- /dev/null
+++ b/jni/ruby/ext/psych/extconf.rb
@@ -0,0 +1,38 @@
+# -*- coding: us-ascii -*-
+require 'mkmf'
+require 'fileutils'
+
+# :stopdoc:
+
+dir_config 'libyaml'
+
+if enable_config("bundled-libyaml", false) || !(find_header('yaml.h') && find_library('yaml', 'yaml_get_version'))
+  # Embed libyaml since we could not find it.
+
+  $VPATH << "$(srcdir)/yaml"
+  $INCFLAGS << " -I$(srcdir)/yaml"
+
+  $srcs = Dir.glob("#{$srcdir}/{,yaml/}*.c").map {|n| File.basename(n)}
+
+  if have_macro("_WIN32")
+    $CPPFLAGS << " -DYAML_DECLARE_STATIC -DHAVE_CONFIG_H"
+  end
+
+  have_header 'dlfcn.h'
+  have_header 'inttypes.h'
+  have_header 'memory.h'
+  have_header 'stdint.h'
+  have_header 'stdlib.h'
+  have_header 'strings.h'
+  have_header 'string.h'
+  have_header 'sys/stat.h'
+  have_header 'sys/types.h'
+  have_header 'unistd.h'
+
+  find_header 'yaml.h'
+  have_header 'config.h'
+end
+
+create_makefile 'psych'
+
+# :startdoc: