#
# Copyright (C) 2006-2014 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#

include $(TOPDIR)/rules.mk

PKG_NAME:=perl
PKG_VERSION:=5.20.0
PKG_RELEASE:=6

PKG_SOURCE_URL:=ftp://ftp.cpan.org/pub/CPAN/src/5.0 \
		http://www.cpan.org/src/5.0/perl-5.20.0.tar.gz \
		ftp://ftp.mpi-sb.mpg.de/pub/perl/CPAN/src/5.0 \
		http://ftp.mpi-sb.mpg.de/pub/perl/CPAN/src/5.0 \
		ftp://ftp.gmd.de/mirrors/CPAN/src/5.0 \
		http://ftp5.gwdg.de/pub/languages/perl/CPAN/src/ \
		ftp://ftp.funet.fi/pub/languages/perl/CPAN/src/5.0 \
		http://ftp.funet.fi/pub/languages/perl/CPAN/src/5.0
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
PKG_MD5SUM:=406ec049ebe3afcc80d9c76ec78ca4f8

PKG_LICENSE:=GPL-1.0+ Artistic-1.0-Perl
PKG_LICENSE_FILES:=Copying Artistic README
PKG_MAINTAINER:=Marcel Denia <naoir@gmx.net>

# Build settings
PKG_BUILD_DIR:=$(BUILD_DIR)/perl/$(PKG_NAME)-$(PKG_VERSION)
HOST_BUILD_DIR:=$(BUILD_DIR_HOST)/perl/$(PKG_NAME)-$(PKG_VERSION)
PKG_INSTALL:=1
PKG_BUILD_DEPENDS:=perl/host
PKG_BUILD_PARALLEL:=1
HOST_BUILD_PARALLEL:=1

# Variables used during configuration/build
HOST_PERL_PREFIX:=$(STAGING_DIR_HOST)/usr
ifneq ($(CONFIG_USE_EGLIBC),)
	EXTRA_LIBS:=bsd
	EXTRA_LIBDIRS:=$(STAGING_DIR)/lib
endif
# Filter -g3, it will break Compress-Raw-Zlib
TARGET_CFLAGS_PERL:=$(patsubst -g3,-g,$(TARGET_CFLAGS))
TARGET_CPPFLAGS_PERL:=$(patsubst -g3,-g,$(TARGET_CPPFLAGS))

include $(INCLUDE_DIR)/package.mk
include $(INCLUDE_DIR)/host-build.mk
include perlmod.mk

define Package/perl
  SUBMENU:=Perl
  SECTION:=lang
  CATEGORY:=Languages
  TITLE:=The Perl intepreter
  URL:=http://www.perl.com/
  DEPENDS:=+USE_EGLIBC:libbsd
endef

define Package/perl/description
  Perl is a stable, cross platform programming language.
  It is used for mission critical projects in the public and private sectors
  and is widely used to program web applications of all needs.
endef

# Static host perl
define Host/Configure
	( cd $(HOST_BUILD_DIR); ./Configure -der -Uusedl -Duserelocatableinc -Dprefix=$(HOST_PERL_PREFIX) )
endef

define Host/Install
	( cd $(HOST_BUILD_DIR); ./miniperl installperl )
	$(INSTALL_DIR) $(HOST_PERL_PREFIX)/bin/
	$(CP) $(HOST_BUILD_DIR)/generate_uudmap $(HOST_PERL_PREFIX)/bin/
	
	# Link any possibly installed static extension in
	$(MAKE) -C $(HOST_BUILD_DIR)/relink clean || true
	( cd $(HOST_BUILD_DIR)/relink && $(HOST_PERL_PREFIX)/bin/perl Makefile.PL )
	$(call perlmod/host/relink,$(HOST_BUILD_DIR)/relink)
endef

# Target perl
define Build/Configure
	sed \
		-e 's!%%CC%%!$(TARGET_CC)!g' \
		-e 's!%%CFLAGS%%!$(TARGET_CFLAGS_PERL) $(TARGET_CPPFLAGS_PERL)!g' \
		-e 's!%%CPP%%!$(TARGET_CROSS)gcc -E!g' \
		-e 's!%%AR%%!$(TARGET_CROSS)ar!g' \
		-e 's!%%LD%%!$(TARGET_CROSS)gcc!g' \
		-e 's!%%LDFLAGS%%!-rdynamic $(TARGET_LDFLAGS)!g' \
		-e 's!%%LIBDIRS%%!$(STAGING_DIR)/lib $(STAGING_DIR)/usr/lib!g' \
		-e 's!%%INCDIRS%%!$(STAGING_DIR)/include $(STAGING_DIR)/usr/include!g' \
		-e 's!%%EXTRA_PERLLIBS%%!$(EXTRA_LIBS:%=-l%)!g' \
		-e 's!%%EXTRA_PERLLIBDIRS%%!$(EXTRA_LIBDIRS:%=-L%)!g' \
		-e 's!%%IPV6%%!$(if $($(CONFIG_IPV6)),define,undef)!g' \
		-e 's!%%HOSTMINIPERL%%!$(HOST_PERL_PREFIX)/bin/perl!g' \
		-e 's!%%HOSTGENERATE%%!$(HOST_PERL_PREFIX)/bin/generate_uudmap!g' \
		files/config.sh-$(patsubst i386,i486,$(ARCH)).in \
		> $(PKG_BUILD_DIR)/config.sh
	(cd $(PKG_BUILD_DIR) && ./Configure -S)
	install -m 0644 $(PKG_BUILD_DIR)/config.h $(PKG_BUILD_DIR)/xconfig.h
endef

define Build/Compile
	+$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR)
endef

define Build/InstallDev
	$(INSTALL_DIR) $(1)/usr/lib/perl5/5.20
	$(CP) $(PKG_INSTALL_DIR)/usr/lib/perl5/5.20 $(1)/usr/lib/perl5/
endef

define Package/perl/install
	$(INSTALL_DIR) $(1)/usr/bin
	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/bin/perl$(PKG_VERSION) $(1)/usr/bin
	ln -nsf perl$(PKG_VERSION) $(1)/usr/bin/perl
	
	$(INSTALL_DIR) $(1)/usr/lib/perl5/5.20/CORE
	$(CP) $(PKG_INSTALL_DIR)/usr/lib/perl5/5.20/CORE/libperl.so $(1)/usr/lib/perl5/5.20/CORE/
endef


$(eval $(call RequireCommand,rsync, \
	$(PKG_NAME) requires rsync installed on the host-system. \
))

$(eval $(call BuildPackage,perl))
$(eval $(call HostBuild))

-include perlbase.mk