extconf.rb in piesync-puma-5.4.0.1

- old
+ new
@@ -1,15 +1,59 @@
 require 'mkmf'
 
 dir_config("puma_http11")
 
+if $mingw && RUBY_VERSION >= '2.4'
+  append_cflags  '-fstack-protector-strong -D_FORTIFY_SOURCE=2'
+  append_ldflags '-fstack-protector-strong -l:libssp.a'
+  have_library 'ssp'
+end
+
 unless ENV["DISABLE_SSL"]
   dir_config("openssl")
 
-  if %w'crypto libeay32'.find {|crypto| have_library(crypto, 'BIO_read')} and
+  found_ssl = if pkg_config 'openssl'
+    puts 'using OpenSSL pkgconfig (openssl.pc)'
+    true
+  elsif %w'crypto libeay32'.find {|crypto| have_library(crypto, 'BIO_read')} &&
       %w'ssl ssleay32'.find {|ssl| have_library(ssl, 'SSL_CTX_new')}
+    true
+  else
+    puts '** Puma will be compiled without SSL support'
+    false
+  end
 
+  if found_ssl
     have_header "openssl/bio.h"
+
+    # below is  yes for 1.0.2 & later
+    have_func  "DTLS_method"                           , "openssl/ssl.h"
+
+    # below are yes for 1.1.0 & later
+    have_func  "TLS_server_method"                     , "openssl/ssl.h"
+    have_func  "SSL_CTX_set_min_proto_version(NULL, 0)", "openssl/ssl.h"
+
+    have_func  "X509_STORE_up_ref"
+    have_func("SSL_CTX_set_ecdh_auto(NULL, 0)", "openssl/ssl.h")
+
+    # Random.bytes available in Ruby 2.5 and later, Random::DEFAULT deprecated in 3.0
+    if Random.respond_to?(:bytes)
+      $defs.push("-DHAVE_RANDOM_BYTES")
+      puts "checking for Random.bytes... yes"
+    else
+      puts "checking for Random.bytes... no"
+    end
+  end
+end
+
+if ENV["MAKE_WARNINGS_INTO_ERRORS"]
+  # Make all warnings into errors
+  # Except `implicit-fallthrough` since most failures comes from ragel state machine generated code
+  if respond_to? :append_cflags
+    append_cflags config_string 'WERRORFLAG'
+    append_cflags '-Wno-implicit-fallthrough'
+  else
+    $CFLAGS += ' ' << (config_string 'WERRORFLAG') << ' -Wno-implicit-fallthrough'
   end
 end
 
 create_makefile("puma/puma_http11")