move version logic from ruby_debug.c to extconf.rb (because RUBY_VERSION_* may be undefined) mark-moseley/ruby-debug@582328f

Author: denofevil

ext/ruby_debug/extconf.rb

@@ -12,6 +12,10 @@
   have_header("insns_info.inc") and have_header("eval_intern.h")
 }
 
+if RUBY_VERSION == '1.9.1'
+  $CFLAGS << ' -DRUBY_VERSION_1_9_1'
+end
+
 dir_config("ruby")
 if !Ruby_core_source::create_makefile_with_core(hdrs, "ruby_debug")
   STDERR.print("Makefile creation failed\n")

ext/ruby_debug/ruby_debug.c

@@ -20,10 +20,6 @@
 
 #define STACK_SIZE_INCREMENT 128
 
-#ifndef METHOD_H
-#define RUBY_VERSION_1_9_1
-#endif
-
 RUBY_EXTERN int rb_vm_get_sourceline(const rb_control_frame_t *cfp); /* from vm.c */
 RUBY_EXTERN VALUE rb_iseq_compile_with_option(VALUE src, VALUE file, VALUE line, VALUE opt); /* from iseq.c */