Merge from bittboy/buildroot@db180c0

package/openjdk/openjdk.mk

@@ -0,0 +1,122 @@
+################################################################################
+#
+# openjdk
+#
+################################################################################
+
+OPENJDK_VERSION_MAJOR = 12.0.2
+OPENJDK_VERSION_MINOR = 10
+OPENJDK_VERSION = $(OPENJDK_VERSION_MAJOR)+$(OPENJDK_VERSION_MINOR)
+OPENJDK_SITE = $(call github,AdoptOpenJDK,openjdk-jdk12u,jdk-$(OPENJDK_VERSION))
+OPENJDK_LICENSE = GPL-2.0+ with exception
+OPENJDK_LICENSE_FILES = LICENSE
+
+# OpenJDK requires Alsa, cups, and X11 even for a headless build.
+# host-zip is needed for the zip executable.
+OPENJDK_DEPENDENCIES = \
+	host-gawk \
+	host-openjdk-bin \
+	host-pkgconf \
+	host-zip \
+	host-zlib \
+	alsa-lib \
+	cups \
+	fontconfig \
+	giflib \
+	jpeg \
+	lcms2 \
+	libpng \
+	libusb \
+	xlib_libXrandr \
+	xlib_libXrender \
+	xlib_libXt \
+	xlib_libXtst \
+	zlib
+
+# JVM variants
+ifeq ($(BR2_PACKAGE_OPENJDK_JVM_VARIANT_CLIENT),y)
+OPENJDK_JVM_VARIANT = client
+endif
+ifeq ($(BR2_PACKAGE_OPENJDK_JVM_VARIANT_SERVER),y)
+OPENJDK_JVM_VARIANT = server
+endif
+ifeq ($(BR2_PACKAGE_OPENJDK_JVM_VARIANT_ZERO),y)
+OPENJDK_JVM_VARIANT = zero
+OPENJDK_DEPENDENCIES += libffi
+endif
+
+# OpenJDK ignores some variables unless passed via the environment.
+# These variables are PATH, LD, CC, CXX, and CPP.
+# OpenJDK defaults ld to the ld binary but passes -Xlinker and -z as
+# arguments during the linking process, which causes compilation failures.
+# To fix this issue, LD is set to point to gcc.
+OPENJDK_CONF_ENV = \
+	PATH=$(BR_PATH) \
+	CC=$(TARGET_CC) \
+	CPP=$(TARGET_CPP) \
+	CXX=$(TARGET_CXX) \
+	LD=$(TARGET_CC) \
+	BUILD_SYSROOT_CFLAGS="$(HOST_CFLAGS)" \
+	BUILD_SYSROOT_LDFLAGS="$(HOST_LDFLAGS)"
+
+OPENJDK_CONF_OPTS = \
+	--disable-full-docs \
+	--disable-hotspot-gtest \
+	--disable-manpages \
+	--disable-warnings-as-errors \
+	--enable-headless-only \
+	--enable-openjdk-only \
+	--enable-unlimited-crypto \
+	--openjdk-target=$(GNU_TARGET_NAME) \
+	--with-boot-jdk=$(HOST_DIR) \
+	--with-debug-level=release \
+	--with-devkit=$(HOST_DIR) \
+	--with-extra-cflags="$(TARGET_CFLAGS)" \
+	--with-extra-cxxflags="$(TARGET_CXXFLAGS)" \
+	--with-giflib=system \
+	--with-jobs=$(PARALLEL_JOBS) \
+	--with-jvm-variants=$(OPENJDK_JVM_VARIANT) \
+	--with-lcms=system \
+	--with-libjpeg=system \
+	--with-libpng=system \
+	--with-zlib=system \
+	--with-native-debug-symbols=none \
+	--without-version-pre \
+	--with-sysroot=$(STAGING_DIR) \
+	--with-vendor-name="AdoptOpenJDK" \
+	--with-vendor-url="https://adoptopenjdk.net/" \
+	--with-vendor-version-string="AdoptOpenJDK" \
+	--with-version-build="$(OPENJDK_VERSION_MAJOR)" \
+	--with-version-string="$(OPENJDK_VERSION_MAJOR)"
+
+# If building for AArch64, use the provided CPU port.
+ifeq ($(BR2_aarch64),y)
+OPENJDK_CONF_OPTS += --with-abi-profile=aarch64
+endif
+
+ifeq ($(BR2_CCACHE),y)
+OPENJDK_CONF_OPTS += \
+	--enable-ccache \
+	--with-ccache-dir=$(BR2_CCACHE_DIR)
+endif
+
+# Autogen and configure are performed in a single step.
+define OPENJDK_CONFIGURE_CMDS
+	chmod +x $(@D)/configure
+	cd $(@D); $(OPENJDK_CONF_ENV) ./configure autogen $(OPENJDK_CONF_OPTS)
+endef
+
+# Make -jn is unsupported. Instead, set the "--with-jobs=" configure option,
+# and use $(MAKE1).
+define OPENJDK_BUILD_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE1) -C $(@D) legacy-jre-image
+endef
+
+# Calling make install always builds and installs the JDK instead of the JRE,
+# which makes manual installation necessary.
+define OPENJDK_INSTALL_TARGET_CMDS
+	cp -dpfr $(@D)/build/linux-*-release/images/jre/bin/* $(TARGET_DIR)/usr/bin/
+	cp -dpfr $(@D)/build/linux-*-release/images/jre/lib/* $(TARGET_DIR)/usr/lib/
+endef
+
+$(eval $(generic-package))