1. 下载jdk1.7
Java Archive Downloads – Java SE 7
解压tar -xvzf,移动到/usr/lib/jvm/下
2、hg clone
http://hg.openjdk.java.net/jdk8u/jdk8u-dev;cd
jdk8u-dev;sh get_source.sh
3、添加环境变量
export LANG=C
export PATH=”/usr/lib/jvm/jdk1.7.0_80/bin:${PATH}”
4、bash ./configure
报错configure: error: Could not find all X11 headers (shape.h Xrender.h XTest.h Intrinsic.h). You might be able to fix this by running ‘sudo apt-get install libX11-dev libxext-dev libxrender-dev libxtst-dev libxt-dev’.
configure exiting with result code 1
安装缺少的依赖包
sudo apt-get install libx11-dev libxext-dev libxrender-dev libxtst-dev libxt-dev
重新bash ./configure
报错configure: error: Could not find cups! You might be able to fix this by running ‘sudo apt-get install libcups2-dev’
安装sudo apt-get install libcups2-dev
重新bash ./configure
报错configure: error: Could not find freetype! You might be able to fix this by running ‘sudo apt-get install libfreetype6-dev’
安装sudo apt-get install libfreetype6-dev
重新bash ./configure
报错configure: error: Could not find alsa! You might be able to fix this by running ‘sudo apt-get install libasound2-dev’
安装sudo apt-get install libasound2-dev
重新bash ./configure
configure: error: Could not find fontconfig! You might be able to fix this by running ‘sudo apt-get install libfontconfig1-dev’.
configure exiting with result code 1
安装 sudo apt-get install libfontconfig1-dev
重新bash ./configure
/home/wl/openjdk8/jdk8u-dev/hotspot/src/os/linux/vm/os_linux.cpp:4993:15: error: ‘%s’ directive argument is null [-Werror=format-overflow=]
4993 | tty->print(“Warning: %s handler “, exception_name(sig, buf, O_BUFLEN));
| ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1plus: all warnings being treated as errors
make[6]: *** [/home/wl/openjdk8/jdk8u-dev/hotspot/make/linux/makefiles/rules.make:151: os_linux.o] Error 1
添加
–with-extra-cflags=-Wno-error
–with-extra-cxxflags=-Wno-error
5、make all
6、编译成功后，在/home/wl/openjdk/jdk8u-dev/build/linux-x86_64-normal-server-release/images/j2sdk-image/bin目录下，运行./java -version,输出
openjdk version “1.8.0-internal”
OpenJDK Runtime Environment (build 1.8.0-internal-l_2017_12_03_07_32-b00)
OpenJDK 64-Bit Server VM (build 25.71-b00, mixed mode)