about summary refs log tree commit homepage
path: root/ext/unicorn_http/extconf.rb
diff options
context:
space:
mode:
Diffstat (limited to 'ext/unicorn_http/extconf.rb')
-rw-r--r--ext/unicorn_http/extconf.rb5
1 files changed, 5 insertions, 0 deletions
diff --git a/ext/unicorn_http/extconf.rb b/ext/unicorn_http/extconf.rb
index d5f81fb..95514bc 100644
--- a/ext/unicorn_http/extconf.rb
+++ b/ext/unicorn_http/extconf.rb
@@ -1,6 +1,11 @@
 # -*- encoding: binary -*-
 require 'mkmf'
 
+unless RUBY_VERSION < '3.1'
+  warn "Unicorn was only tested against MRI up to 3.0.\n" \
+       "It might not properly work with #{RUBY_VERSION}"
+end
+
 have_macro("SIZEOF_OFF_T", "ruby.h") or check_sizeof("off_t", "sys/types.h")
 have_macro("SIZEOF_SIZE_T", "ruby.h") or check_sizeof("size_t", "sys/types.h")
 have_macro("SIZEOF_LONG", "ruby.h") or check_sizeof("long", "sys/types.h")