emailrelay: Update to 2.1

Remove uClibc++ reference. This requires C++11 features not provided by
uClibc++.

Added size optimizations as this package is huge.

Cleaned up Makefile for consistency between packages.

Refreshed patches.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

mail/emailrelay/Makefile

@@ -8,20 +8,19 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=emailrelay
-PKG_VERSION:=2.0
-PKG_RELEASE:=4
+PKG_VERSION:=2.1
+PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-src.tar.gz
 PKG_SOURCE_URL:=@SF/emailrelay/$(PKG_VERSION)
-PKG_HASH:=0b3a98edfdc8deaf2b3d14e2d2a7fa8402f6703d83ac7458653994124de6a587
+PKG_HASH:=dcb1fc0cbb3d5407554685616e7ef691f30f733b4484979be0794c9d5f563762
+
 PKG_MAINTAINER:=Federico Di Marco <fededim@gmail.com>
+PKG_LICENSE:=GPL-3.0-or-later
+PKG_LICENSE_FILES:=COPYING
 
 PKG_CONFIG_DEPENDS:=CONFIG_EMAILRELAY_SUPPORT_VERBOSE_DBG CONFIG_EMAILRELAY_SSL
 
-PKG_LICENSE:=GPL-3.0
-PKG_LICENSE_FILES:=COPYING
-
-#include $(INCLUDE_DIR)/uclibc++.mk   # $(CXX_DEPENDS)
 include $(INCLUDE_DIR)/package.mk
 
 define Package/emailrelay
@@ -82,11 +81,6 @@ CONFIGURE_ARGS += \
 	--disable-testing \
 	--disable-windows
 
-# Workaround for https://sourceforge.net/p/emailrelay/bugs/38/
-# This should be fixed in the next release.
-CONFIGURE_VARS += \
-	ac_cv_search_pam_end=no
-
 ifeq ($(CONFIG_EMAILRELAY_SSL),y)
 	CONFIGURE_ARGS += \
 		--with-openssl
@@ -100,6 +94,9 @@ ifeq ($(CONFIG_EMAILRELAY_SUPPORT_VERBOSE_DBG),y)
 		--enable-debug=yes
 endif
 
+TARGET_CXXFLAGS += -ffunction-sections -fdata-sections -flto
+TARGET_CXXFLAGS += -Wl,--gc-sections,--as-needed
+
 define Package/emailrelay/install
 	$(INSTALL_DIR) $(1)/usr/bin
 	$(INSTALL_BIN) $(PKG_BUILD_DIR)/src/main/emailrelay $(1)/usr/bin/

mail/emailrelay/patches/010-openssl-1.1.patch

@@ -1,24 +1,20 @@
-diff --git a/src/gssl/gssl_openssl.cpp b/src/gssl/gssl_openssl.cpp
-index 0e9b73b..49927db 100644
 --- a/src/gssl/gssl_openssl.cpp
 +++ b/src/gssl/gssl_openssl.cpp
-@@ -52,10 +52,14 @@ GSsl::OpenSSL::LibraryImp::LibraryImp( G::StringArray & library_config , Library
+@@ -51,10 +51,12 @@ GSsl::OpenSSL::LibraryImp::LibraryImp( G::StringArray & library_config , Library
  	m_verbose(verbose) ,
  	m_config(library_config)
  {
 +#if OPENSSL_VERSION_NUMBER < 0x10100000L
  	SSL_load_error_strings() ;
  	SSL_library_init() ;
--	int rc = RAND_status() ; G_IGNORE_VARIABLE(rc) ;
+-	int rc = RAND_status() ; G_IGNORE_VARIABLE(int,rc) ;
  	OpenSSL_add_all_digests() ;
-+#else
-+	OPENSSL_init_ssl(OPENSSL_INIT_LOAD_SSL_STRINGS, NULL) ;
 +#endif
-+	int rc = RAND_status() ; G_IGNORE_VARIABLE(rc) ;
++	int rc = RAND_status() ; G_IGNORE_VARIABLE(int,rc) ;
  
  	// allocate a slot for a pointer from SSL to ProtocolImp
  	m_index = SSL_get_ex_new_index( 0 , nullptr , nullptr , nullptr , nullptr ) ;
-@@ -73,15 +77,21 @@ GSsl::OpenSSL::LibraryImp::~LibraryImp()
+@@ -72,15 +74,21 @@ GSsl::OpenSSL::LibraryImp::~LibraryImp()
  
  void GSsl::OpenSSL::LibraryImp::cleanup()
  {
@@ -26,8 +22,7 @@ index 0e9b73b..49927db 100644
  	// ffs...
  	ERR_free_strings() ;
  	RAND_cleanup() ;
--	CRYPTO_cleanup_all_ex_data();
-+	CRYPTO_cleanup_all_ex_data() ;
+ 	CRYPTO_cleanup_all_ex_data();
 +#endif
  }
  

mail/emailrelay/patches/020-openssl-engine.patch

@@ -1,10 +0,0 @@
---- a/src/gssl/gssl_openssl.cpp
-+++ b/src/gssl/gssl_openssl.cpp
-@@ -32,7 +32,6 @@
- #include <openssl/ssl.h>
- #include <openssl/err.h>
- #include <openssl/rand.h>
--#include <openssl/engine.h>
- #include <openssl/conf.h>
- #include <openssl/evp.h>
- #include <openssl/hmac.h>