我正在尝试在 mac os X 系统中使用 RJDBC 通过 R 控制台访问 mysql 数据库,但 R 控制台在输入“> library('RJDBC')”后立即崩溃。立即显示一条消息,指示必须安装旧的 Java 6 mac os 版本。
我已经安装了包,输入“> install.packages('RJDBC', dependencies=TRUE)”
我的系统有: OSX = Mac Os X (Yosemite) R 版本 3.1.2 (2014-10-31) java 7 安装并在我的 ./bash_profile 文件中设置 JAVA_HOME 环境变量。
echo $JAVA_HOME
/Library/Java/JavaVirtualMachines/jdk1.7.0_60.jdk/Contents/Home
如果有用的话
R CMD javareconf
Java interpreter : /Library/Java/JavaVirtualMachines/jdk1.7.0_60.jdk/Contents/Home/jre/bin/java
Java version : 1.7.0_60
Java home path : /Library/Java/JavaVirtualMachines/jdk1.7.0_60.jdk/Contents/Home
Java compiler : /Library/Java/JavaVirtualMachines/jdk1.7.0_60.jdk/Contents/Home/bin/javac
Java headers gen.: /Library/Java/JavaVirtualMachines/jdk1.7.0_60.jdk/Contents/Home/bin/javah
Java archive tool: /Library/Java/JavaVirtualMachines/jdk1.7.0_60.jdk/Contents/Home/bin/jar
System Java on OS X
trying to compile and link a JNI progam
detected JNI cpp flags : -I/System/Library/Frameworks/JavaVM.framework/Headers
detected JNI linker flags : -framework JavaVM
clang -I/Library/Frameworks/R.framework/Resources/include -DNDEBUG -I/System/Library/Frameworks/JavaVM.framework/Headers -I/usr/local/include -I/usr/local/include/freetype2 -I/opt/X11/include -fPIC -Wall -mtune=core2 -g -O2 -c conftest.c -o conftest.o
conftest.c:1:10: fatal error: 'jni.h' file not found
#include <jni.h>
^
1 error generated.
make: *** [conftest.o] Error 1
Unable to compile a JNI program
JAVA_HOME : /Library/Java/JavaVirtualMachines/jdk1.7.0_60.jdk/Contents/Home
Java library path:
JNI cpp flags :
JNI linker flags :
Updating Java configuration in /Library/Frameworks/R.framework/Resources
Done.
我究竟做错了什么?我什至查看了一篇旧帖子如何让 rJava 0.9-3 在带有 Oracle Java 1.7 的 OS X 10.7.4 上工作?和http://mailman.rz.uni-augsburg.de/pipermail/stats-rosuda-devel/但我无法使其工作,有人可以帮助我吗?